Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

CENTRAL WAREHOUSING CORPORATION

(A GOVT. OF INDIA UNDERTAKING)

NIT Number E NIT_CWC/CO/Engg. /26-27/17

Name of Work Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

NAME OF CONTRACTOR

Sd.-I Schedule-I All Items of Civil works based on DSR Civil 2023

Sd.-II Schedule-II Items of General Civil works not scheduled in Civil DSR 2023 (Market Rate Items)

Sd.-III Schedule-III Items of General PEB works not scheduled in Civil DSR 2023

Sd.-IV Schedule-IV Items of General Electrical works Scheduled in E&M DSR 2022 and Items directly driven from DSR 2022 items

Sd.-V Schedule-V: - Items of General E&M works not scheduled in E&M works DSR 2022 (Market Rate Items)

Sd.-VI Schedule-VI Items of General Firefighting works

Sd.-VII Schedule-VII Items of Drawings detailing and Approvals/ Regularization

Grand Total (In Figures)

Grand Total (In Words)

CENTRAL WAREHOUSING CORPORATION (A Govt. of India Undertaking)

Schedule-I All Items of Civil works based on DSR Civil 2023

NIT Number E NIT_CWC/CO/Engg. /26-27/17

Name of Work Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

NAME OF CONTRACTOR

Sr.No. Name of Work Total Amount (In Rs.) Quoted rates (Above/Below/At par) Rate to be quoted in percentage(%) Quoted % In Words Quoted amount in figure

1 Schedule-I All Items of Civil works based on DSR Civil 2023

TOTAL QUOTED PRICE=

Amount Quoted (In Words)

CENTRAL WAREHOUSING CORPORATION (A Govt. of India Undertaking)

Schedule-II Items of General Civil works not scheduled in Civil DSR 2023 (Market Rate Items)

NIT Number E NIT_CWC/CO/Engg. /26-27/17

Name of Work Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

NAME OF CONTRACTOR

Sr.No. Name of Work Total Amount (In Rs.) Quoted rates (Above/Below/At par) Rate to be quoted in percentage(%) Quoted % In Words Quoted amount in figure

1 Schedule-II Items of General Civil works not scheduled in Civil DSR 2023 (Market Rate Items) 2

TOTAL QUOTED PRICE=

Amount Quoted (In Words)

CENTRAL WAREHOUSING CORPORATION (A Govt. of India Undertaking)

Schedule-III Items of General PEB works not scheduled in Civil DSR 2023

NIT Number E NIT_CWC/CO/Engg. /26-27/17

Name of Work Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

NAME OF CONTRACTOR

Sr.No. Name of Work Total Amount (In Rs.) Quoted rates (Above/Below/At par) Rate to be quoted in percentage(%) Quoted % In Words Quoted amount in figure

1 Schedule-III Items of General PEB works not scheduled in Civil DSR 2023

TOTAL QUOTED PRICE=

Amount Quoted (In Words)

CENTRAL WAREHOUSING CORPORATION (A Govt. of India Undertaking)

Schedule-IV Items of General Electrical works Scheduled in E&M DSR 2022 and Items directly driven from DSR 2022 items

NIT Number E NIT_CWC/CO/Engg. /26-27/17

Name of Work Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

NAME OF CONTRACTOR

Sr.No. Name of Work Total Amount (In Rs.) Quoted rates (Above/Below/At par) Rate to be quoted in percentage(%) Quoted % In Words Quoted amount in figure

1 Schedule-IV Items of General Electrical works Scheduled in E&M DSR 2022 and Items directly driven from DSR 2022 items

TOTAL QUOTED PRICE=

Amount Quoted (In Words)

CENTRAL WAREHOUSING CORPORATION (A Govt. of India Undertaking)

Schedule-V: - Items of General E&M works not scheduled in E&M works DSR 2022 (Market Rate Items)

NIT Number E NIT_CWC/CO/Engg. /26-27/17

Name of Work Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

NAME OF CONTRACTOR

Sr.No. Name of Work Total Amount (In Rs.) Quoted rates (Above/Below/At par) Rate to be quoted in percentage(%) Quoted % In Words Quoted amount in figure

1 Schedule-V: - Items of General E&M works not scheduled in E&M works DSR 2022 (Market Rate Items)

TOTAL QUOTED PRICE=

Amount Quoted (In Words)

CENTRAL WAREHOUSING CORPORATION (A Govt. of India Undertaking)

Schedule-VI Items of General Firefighting works

NIT Number E NIT_CWC/CO/Engg. /26-27/17

Name of Work Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

NAME OF CONTRACTOR

Sr.No. Name of Work Total Amount (In Rs.) Quoted rates (Above/Below/At par) Rate to be quoted in percentage(%) Quoted % In Words Quoted amount in figure

1 Schedule-VI Items of General Firefighting works

TOTAL QUOTED PRICE=

Amount Quoted (In Words)

CENTRAL WAREHOUSING CORPORATION (A Govt. of India Undertaking)

Schedule-VII Items of Drawings detailing and Approvals/ Regularization

NIT Number E NIT_CWC/CO/Engg. /26-27/17

Name of Work Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

NAME OF CONTRACTOR

Sr.No. Name of Work Total Amount (In Rs.) Quoted rates (Above/Below/At par) Rate to be quoted in percentage(%) Quoted % In Words Quoted amount in figure

1 Schedule-VII Items of Drawings detailing and Approvals/ Regularization

TOTAL QUOTED PRICE=

Amount Quoted (In Words)

Schedule-I Items of General Civil works Scheduled in Civil DSR 2023 and Items directly driven from DSR 2023

Name of Work: Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

SL. No. DSR 2023 No. Description Quantity Unit Rate Amount

1 2.6 Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and for all lift, as directed by Engineer-in-charge.

1.1 2.6.1 All kinds of soil 3586 cum 177.5

2 2.8 Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.

2.1 2.8.1 All kinds of soil. 458.35 cum 260.3

3 2.24 Extra rates (%) for quantities of works, executed: Note for item no. 2.24:- The extra percentage rate is applicable in respect of each item but limited to quantities of work executed in these dificult conditions. The unit, namely, metre depth, to be considered for payment, shall be the depth measured from the sub soil water level up to the centre of gravity of the qty executed in dificult conditions. The depth shall be reckoned correct to 0.10 m, 0.05 m or more shall be taken as 0.10 m and less than 0.05 m ignored.

3.1 2.24.1 In or under water and/or liquid mud, including pumping out water as required 986.15 metre depth 35.5

4 2.25 Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. 3192.17 cum 196

5 2.26 Extra for every additional lif of 1.5 m or part thereof in excavation / banking excavated or stacked materials.

5.1 2.26.1 All kinds of soil 962 cum 126.8

6 2.27 Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete. 13 cum 2123.75

7 4.1 Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:

7.1 4.1.8 1:4:8 (1 Cement : 4 coarse sand (zone-Ill) derived from natural sources: 8 graded stone aggregate 40 mm nominal size derived from natural sources) 132.61 cum 6812

8 5.1 Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :

8.1 5.1.2 1:1.5:3(1 cement: 1.5 coarse sand (zone-Ill) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) 81.44 cum 9045.75

9 5.9 Centering and shuttering including strutting, propping etc. and removal of form for

9.1 5.9.1 Foundations, footings, bases of columns, etc. for mass concrete 1670.54 sqm 392.15

9.2 5.9.2 Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. 1410.76 sqm 842.5

9.3 5.9.5 Lintels, beams, plinth beams, girders, bressumers and cantilevers 775 sqm 736.4

9.4 5.9.6 Columns, Pillars, Piers, Abutments, Posts and Struts 421 sqm 961.3

10 5.22 Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level.

10.1 5.22.5 Hard drawn steel wire fabric 19274 kg 102.2

5.22A Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete above plinth level.

a 5.22.6 Thermo-Mechanically Treated bars of grade Fe-500D or more. 83762.45 kg 107.85

11 5.31 Extra for laying reinforced cement concrete in or under water and/ or liquid mud, including cost of pumping or bailing out water and removing slush etc., complete. Note For Item No. 5.31:- The quantity will be calculated by multiplying the depth measured from the subsoil water level up to the centre of gravity of the R.C.C. under subsoil water with the quantity of R.C.C. in cubic metre executed under subsoil water. The depth of centre of gravity shall be reckoned correct to 0.1 m (0.05 m or more shall be taken as 0.1 m and less than 0.05 m ignored). No extra payment shall be made for placing reinforcement or centering & shuttering under sub - soil water conditions. 425.37 metre depth 1098.8

12 5.33 Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge, for the following grades of concrete.: Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement.

12.1 5.33.2 All works above plinth level upto floor V level

12.1.1 5.33.2.1 Concrete of M25 grade with minimum cement content of 330 kg /cum 60 cum 9860.4

13 6.34 Brick work with non-modular fly ash bricks conforming to IS:12894, class designation 10 average compressive strength in super structure above plinth level up to floor V level in :

13.1 6.34.2 Cement mortar 1:6 (1 cement: 6 Coarse sand) 258 cum 8752.55

14 10.1 Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. 938 kg 117.35

15 13.1 12 mm cement plaster of mix:

15.1 13.1.2 1:6(1 cement: 6 fine sand) 1260 sqm 333.35

15.2 13.2.2 1:6 (1 cement: 6 fine sand) 1291 sqm 383

16 13.16 6 mm cement plaster of mix:

16.1 13.16.1 1:3(1 cement :3 fine sand) 626 sqm 300.45

17 13.41 Distempering with 1st quality acrylic distemper (ready mixed) having VOC content less than 50 gram/litre, of approved manufacturer and of required shade and colour all complete to achieve even shade and colour:

17.1 13.41.1 New work (two or more coats) over and including water thinnable priming coat with cement primer having VOC content less than 50 gram/litre 1260 sqm 185.65

18 13.48A Finishing walls with ready mixed Premium acrylic emulsion paint (Company Depot Tinted) having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade with silicon additives.

18.1 13.48A.1 New work (Two or more coats applied @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/10 sqm. 1917 sqm 181.25

19 13.61 Painting with synthetic enamel paint of approved brand and manufacture to give an even shade :

19.1 13.61.1 Two or more coats on new work 929 sqm 155.9

20 13.8 Providing and applying white cement based putty of average thickness 1 mm, of approved brand 3177 sqm 156.05

21 16.2 Extra for compaction of earth work in embankment under optimum moisture conditions to give at least 95% of the maximum dry density (proctor density). 2452.07 cum 24.85

22 16.78 Construction of granular sub-base by providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer- in-Charge.

22.1 16.78.1 With material conforming to Grade-I (size range 75 mm to 0.075 mm) having CBR Value-30 155.03 cum 2784

23 16.79 Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in for all leads & lifts, laying in uniform layers with mechanical paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achievethe desired density, complete as per specifications and directions of Engineer-in-Charge. 1333.03 cum 2914.3

24 16.8 Construction of dry lean cement concrete sub base over a prepared sub- grade with coarse and fine aggregate conforming to IS:383, the size of coarse aggregate not exceeding 25 mm, aggregate cement ratio not to exceed 15:1, aggregate gradation after blending to be as per specifications, cement content not to be less than 150 Kg/cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant, transported to site, for all leads & lifts, laid with a mechanical paver, compacting with 8-10 tonne vibratory roller, finishing and curing etc. complete as per direction of Engineer-in- charge. 310.07 cum 4148.65

NON SCHEDULE ITEMS Based on CIVIL DSR 2023

25 NSI 1 Providing and fixing channels for preparing panels of required size and then dewatering of the concrete with vaccum dewatering machine finishing with mechanical trowel with trimix matching (thickness of flooring 75 to 150 mm, along with cutting groove joints at appropriate spacing as per direction of engineer in charge (concrete and steel to be paid separately as per relevent item) 12 Cum 700.3

26 NSI 2 Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; excluding pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in- charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement.All works upto plinth Concrete of M25 grade with minimum cement content of 330 kg /cum 597 Cum 8902.4

27 NSI 3 Providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, Portland Pozzolana / Ordinary Portland /Portland Slag cement, admixtures in recommended proportions as per IS: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; excluding pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in- charge; for the following grades of concrete. Note: Extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. In case the cement content in design mix is more than 110% of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement.All works upto plinth Concrete of M30 grade with minimum cement content of 350 kg /cum 798 Cum 9049.3

28 Office Block and Ancillary Buildings

Design, Engineering, Proof Checking, Procurement, and Construction of Office block and Ancillary Buildings on EPC basis, including architectural planning, detailed structural and services design as per IS 456, IS 875 (Parts 1–5), IS 1893, IS 13920, NBC-2016 and all relevant BIS codes, with mandatory design proof-checking by IIT/NIT/Govt. Engineering College; complete site development including clearances, levelling, earthwork, sub-structure and super-structure works, internal and external finishes, plumbing and sanitary works, electrical installations, waterproofing, drainage, testing and commissioning, all in accordance with CPWD Specifications (2019), CPWD Works Manual, DPAR provisions, approved drawings and directions of the Engineer-in-Charge, including all materials, labour, equipment, statutory approvals, insurance, documentation and as-built drawings, complete in all respects.

Note : Payment shall be made as per payment schedule attached in NIT.

a Santri post 12 sqm 23432

b Office Block 92.94 Sqm 31588

Total of this Schedule

Schedule-II Items of General Civil works not scheduled in Civil DSR 2023 (Market Rate Items)

Name of Work: Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

SrNo. MR No. Description Qty Unit Rate Amount

1 MR-1 Excavating, supplying, and filling of local earth (including royalty) by mechanical means, transported from the source(s) located beyond 5 km , including loading, unloading, spreading in layers not exceeding 20 cm thickness, watering, and compacting each layer by manual/mechanical means say with vibratory rollers (for road /yard works) to achieve the required density (minimum 95% of modified Proctor density unless otherwise specified) in trenches, plinths, roads, yards, sides of foundations, or any other specified location, complete in all respects as per directions of the Engineer-in-Charge. 2142 cum 632.5

The rate shall include: Cost of excavation at borrow area, Royalty, loading, and mechanical transport beyond 5 km with all lifts, leads (beyond 5 km), and stacking (as and when required) , spreading, watering, manual or mechanical ramming/ compaction , All tools, labour, taxes, and incidental charges. Lead measurement shall be verified based on location of borrow area and shortest route plan approved by Engineer in charge.

2 MR-2 Providing and spreading non-metallic, ready-to-use, factory-blended dry shake floor hardener conforming to IS 1237:2012 and of approved make, containing specially graded mineral aggregates, cement, and performance-enhancing additives, over freshly laid concrete surface by manual or mechanical means at the specified rate. The material shall be applied in two stages (broadcasting and trowelling) and thoroughly worked into the surface using mechanical trowels or hand floats to ensure full bonding with the base concrete. The minimum application rate shall be 4.5 kg/sqm for light to medium-duty floors and 6.0 kg/sqm for heavy-duty floors, unless otherwise specified in the technical specification of the contract or directed by Engineer in charge in writing. 23246 kg 16.6

The item includes supply of material, surface preparation, application, finishing, curing, protection, and all labour, tools, equipment, and consumables required to complete the work in all respects as per manufacturer’s instructions and as directed by the Engineer-in-Charge.

Payment shall be made on the basis of the actual quantity of floor hardener consumed at site, as verified from manufacturer’s supply invoices and usage records. No extra payment shall be admissible if the manufacturer recommends a quantity higher than the specified minimum rate, unless approved in the technical specifications or instructed in writing by the Engineer-in-Charge.

3 MR-3 Providing and laying a single layer of low-density polyethylene (LDPE) sheet of 200 micron thickness (800 gauge), of approved quality and make, over the compacted sub-base as a moisture barrier below concrete flooring. The sheet shall be laid continuously with joints overlapped by a minimum of 150 mm in the longitudinal direction and 300 mm in the transverse direction, and the overlaps shall be sealed with adhesive tape or heat welded as per site conditions to ensure a continuous barrier. The sheet shall be free from tears, pinholes, or wrinkles and shall be protected from damage during concrete pouring operations. 3796.36 sqm 57.05

The item includes supply of LDPE sheet, joint treatment, laying, trimming, fixing, sealing of overlaps, labour, tools, and all materials required to complete the work in all respects as per manufacturer’s specifications and direction of the Engineer-in-Charge.

4 MR-4 Providing and laying high-precision industrial concrete flooring using laser-guided screed technology for achieving surface tolerances conforming to FM2 classification of TR34 (4th Edition), including surface levelling and compaction using Somero S-158C Laser Screed (USA) or equivalent, laying in large panel construction with workable Ready Mix Concrete (RMC) of slump 140–150 mm at site. The concrete surface shall be compacted and finished using ride-on power trowels, bump cutters, and check rods to achieve the specified flatness and levelness. The work shall include supply and use of all necessary tools and equipment including beam screeds, steel L-angle formwork, imported hand tools, and specialised panel-forming systems. Immediately after finishing, initial curing shall be carried out by spraying water followed by the provision and laying of polyethylene curing sheets of minimum 125 micron thickness, placed with proper overlap and sealing, and maintained in position for a minimum period of 10 days. 3796.36 sqm 233.95

Scope includes conducting third-party FM2 tolerance verification survey using calibrated electronic floor profiler (Dipstick 2285 or equivalent), generating reports of flatness/levelness readings as per TR34 (4th Edition) requirements at 300 mm intervals. Reports to be submitted in soft and hard copy to Engineer-in-Charge. Rates Includes all agency charges, equipment, manpower, and coordination. Third-party floor profile survey shall be carried out by agency independent of the floor execution agency and shall be appointed only with approval of Engineer in charge.

The item rates includes all labour, materials, equipment, machinery, consumables, tools, supervision, third party survey & quality testing and quality control required to complete the work in all respects, as per direction of the Engineer-in-Charge.

Note: The laser screed concrete flooring work shall be carried out only by a specialised agency having a proven track record in executing FM2-grade industrial flooring works conforming to TR34 (4th Edition). The proposed flooring applicator shall have successfully executed a minimum of three similar FM2 or higher-grade flooring works using laser screed technology within the last five years, in warehouses or similar industrial sheds, with each project having a floor area not less than 50% of the area under the scope of this item. The contractor shall submit credentials of the proposed flooring agency including work orders, completion certificates, list of key equipment (such as Somero Laser Screed S-158C or equivalent, ride-on trowels, bump cutters, and Dipstick 2285 or equivalent profiler), skilled manpower, and manufacturer’s authorization or certification, if available. Appointment of the flooring agency shall be subject to the prior written approval of the Engineer-in-Charge. Any floor laid by an unapproved or technically unqualified agency shall be liable for rejection and shall be re-executed at the risk and cost of the contractor.

Note: Scope also includes Providing and executing a mock-up concrete floor panel (minimum 4 m × 4 m) using all specified materials (RMC, laser screed, dry shake hardener, densifier, curing, joints, fibers), to demonstrate finish quality, equipment, and methodology. Work to be approved by Engineer-in-Charge before proceeding with main work. NO payment shall be done in case of rejection.

5 MR-5 Providing and fixing diamond-shaped dowel plates of 6 mm thick mild steel, 100 mm × 100 mm in size, placed at 450 mm centre-to-centre spacing across construction joints to allow controlled movement and load transfer, including fabrication, accurate placement using dowel chairs or cages, and provision of PVC sleeves or de-bonding caps at one end to facilitate longitudinal movement. 679 No. 220.8

Dowel plates shall be installed precisely in the middle-third depth of the slab and aligned horizontally with ±2 mm tolerance. The non-bonded (free) end shall be provided with PVC sleeve or de-bonding compound to ensure unrestrained longitudinal movement during contraction/expansion. All dowel setting fixtures shall be removed only after concrete has achieved initial set, and joint opening must be preserved as per specification.

Scope of The work includes cutting and fixing in proper alignment as per approved joint drawings, ensuring level and parallel positioning to avoid joint locking or edge damage, and all tools, labour, materials, welding/tack work (if required), handling, and installation complete as per manufacturer’s guidelines and instructions of Engineer-in-Charge.

6 MR-6 Providing and sealing control and construction joints in industrial concrete flooring after Cutting such joints in concrete slab using diamond blade saw to required depth and width (typically 5 mm wide × 40–50 mm deep or as given in engineering drawings), cleaning the groove with air compressor, and disposal of slurry and debris, complete as per industry best practices and filling the top 10 mm of the groove with polyurethane (PU) based elastic sealant of Shore A Hardness 28–45, conforming to ASTM C920 / ISO 11600, such as DCP / BASF MasterFlex 474 / Sika / Fosroc or equivalent, as approved by the Engineer-in-Charge. The lower portion of the joint shall be filled with a compressible closed-cell polyethylene backer rod of suitable diameter to ensure correct joint geometry and prevent three-sided adhesion. The item includes groove cutting, surface preparation, backer rod installation, sealant filling, masking, finishing, removal of excess material, tools, equipment, cleaning, protection, and disposal of waste, complete in all respects as per manufacturer’s specifications and directions of the Engineer-in-Charge. 2524 rmt 179.25

Note: All joints shall be cut to the width and depth specified in approved flooring drawings. Sealant application shall be done only after joints are completely dry and free from laitance, oil, dust, or moisture. PU sealant shall be installed by trained applicators using appropriate manual or pneumatic gun systems. Primer (if required by manufacturer) shall be applied prior to sealant installation. Any failed, bubbled, or debonded sealant shall be removed and re-applied at the contractor’s risk and cost.

7 MR-7 Providing and fixing isolation joints at wall–slab and column–slab interfaces by supplying and placing 10 mm thick closed-cell compressible filler board (for walls) and 20 mm thick board (for columns), of approved make and material, to act as a separation barrier between the concrete floor slab and adjacent vertical elements. The work includes cutting and cleaning of the top 10 mm of the joint after curing, followed by filling with polysulphide-based elastomeric joint sealant of Shore A hardness 15–20, conforming to BS 4254 / ASTM C920, such as Sika / Fosroc or equivalent, all complete as per manufacturer’s specifications and as directed by the Engineer-in-Charge. The item includes all labour, equipment, surface preparation, masking, sealant application using manual or pneumatic gun, finishing, removal of masking, cleaning, and protection until acceptance. 514.76 metre 193.1

Note: Isolation joint filler shall be placed firmly against the structural face prior to floor concreting. Sealant shall be installed only after full curing of the slab, using compatible primer where recommended by the manufacturer. All joint surfaces shall be free of laitance, dust, and moisture. Polysulphide sealant shall be applied in a uniform, bubble-free manner with neat finishing and proper tooling to ensure complete sealing and long-term flexibility. Any rejected or debonded portion shall be re-executed at the contractor’s cost.

8 MR-8 Providing and applying floor hardening, densification, dustproofing, abrasion resistance and burnishing treatment over concrete flooring using lithium silicate-based densifier conforming to ASTM C779/C779M and ASTM C805, including surface cleaning, drying and preparation to remove laitance, application of minimum two to three coats of ready-to-use densifier such as Euco Diamond Hard (Euclid Chemical, USA) / Densi Hard / MasterHard / Lizo-C / Concast Densi Hard / CureHard 24 (Sika) or equivalent, as per manufacturer’s technical guidelines and directions of the Engineer-in-Charge. The work shall include polishing of the floor using approved diamond polishing grits in sequential order — starting from 60 or 100 grit (depending on surface), followed by 200, 400, 800, 1500 and final polishing using 3000 grit diamond pads — to achieve a smooth, semi-glossy finish as specified. All labour, tools, materials, equipment, supervision, cleaning, protection, and testing required for completion of the work shall be deemed to be included in the item. Densifier shall be lithium silicate-based of approved make such as MYK / Tremco / AmeriPolish / Pidilite or equivalent. 3796.36 sqm 277

NOTE: The application of the floor densifier and polishing system shall be carried out only by a specialist agency having proven expertise in executing industrial-grade floor densification works using lithium silicate-based chemicals and diamond polishing systems, specifically for FM2-grade or equivalent warehouse flooring. The contractor shall submit credentials of the proposed applicator including details of similar completed works, equipment proposed (e.g., planetary grinders, auto-scrubbers, etc.), trained manpower, and authorization or certification from the densifier manufacturer. The agency shall be appointed only after approval of the Engineer-in-Charge. Any application done by unapproved or under-qualified agencies shall be liable for rejection at the contractor’s risk and cost. All workmanship shall conform to the latest manufacturer’s application guidelines and be subject to quality checks and finish inspection prior to acceptance.

9 MR-9 Providing, fabricating, supplying, and fixing of high-performance factory-finished motorised rolling shutter of approved make, suitable for industrial use at warehouse loading bays, having clear opening size of 3.0 m width × 3.5 m height, fabricated from pre-galvanised steel slats (GI coating ≥120 GSM) of minimum 0.91 mm total coated thickness (TCT), cold rolled and roll-formed to double-wall interlocking profile design, powder coated with oven-baked polyester coating of minimum 60 microns in RAL 9002 or equivalent shade, ensuring corrosion resistance and long-term performance. 378 Each 10653.05

The shutter shall be integrated with high-performance tubular motorized drive unit of capacity not less than 300 Nm, complete with electric limit switches, push-button control, and emergency manual override system (hand chain or crank). The system shall include shutter coil cover hood, vertical side guides, wind locks (for height >3.0 m), bottom safety edge with EPDM rubber sealing strip of minimum 5 mm thickness (UV-resistant and continuous across full width), shutter anchorage frame, and all necessary fasteners and supports to ensure secure, smooth and watertight operation.

All components including motor, gearbox, slats, guides, control panel, and accessories shall carry a minimum 1-year manufacturer's product warranty. The motor control panel shall be IP55/IP65 rated, and suitable for heavy-duty use in industrial environments. Rates includes all side guides, motor, coil hood, or bottom seal and complete system except structure steel supports in walls which shall be payable extra.

Note: The shutter shall be supplied with a factory-installed EPDM rubber bottom sealing strip, securely fixed inside the shutter’s bottom rail, to ensure full sealing between the shutter and floor when closed. This seal must be continuous, UV-resistant, flexible, and replaceable.

70% of item rate shall be released after satisfactory supply and stacking of all components in CW campus, along with submission of Third-Party Lab Test Reports, Manufacturer's Test Certificates (for GI coil and powder coating), and Indemnity Bond.

Balance 30% shall be paid after successful installation, alignment, testing and commissioning of shutter system as per directions of Engineer-in-Charge.

10 MR-10 Providing and fixing heavy-duty solid moulded rubber dock bumpers/fenders of size not less than 450 mm (length) × 250 mm (height) × 100 mm (thickness), manufactured from a high-grade blend of natural and synthetic rubber, vulcanized under high pressure to ensure resistance against deformation, ozone, UV radiation, oil, and weathering. The bumpers shall have a minimum Shore A hardness of 70 ± 5 and tensile strength of at least 10 MPa, confirming to relevant ASTM standards. Each bumper shall be factory-moulded with smooth chamfered or rounded edges, pre-formed countersunk holes or metal inserts for anchoring, and free from air pockets or surface defects. The minimum weight of each bumper shall not be less than 10 kg. 144 each 3112.34

The bumpers shall be installed on the dock face, walls, or other vulnerable locations to protect structural elements and fire-fighting pipelines from impact damage by heavy vehicles, trailers, or forklifts. Each unit shall be fixed using a minimum of two hot-dip galvanized steel anchor fasteners of 16 mm diameter and 150 mm embedment length (Hilti/HIL/HFS or equivalent), complete with galvanized washers and protective end caps. All fasteners shall be torque-tightened and installed with minimum 100 mm edge distance from concrete edges. Bumpers shall be installed at a minimum 50 mm clear height above floor level to avoid water stagnation at base.

The item includes supply, loading, transportation to site, surface preparation of fixing location, drilling, fixing of anchor fasteners, positioning of bumper as per approved shop drawings and manufacturer's guidelines, testing of anchorage, and final handing over in working condition. The product shall be sourced from a reputed OEM such as Durocrete, Tirupati Rubbers, ATS ELGI, or equivalent, having a proven track record in heavy-duty warehouse applications. All work shall be carried out as per the instructions of the Engineer-in-Charge.

11 MR-11 Providing and fixing standardized reflective signage boards of size 600 mm × 900 mm or as approved, made from retro-reflective sheeting (Type-IV HIP grade, ASTM D4956) laminated on 3 mm thick ACP or GI sheet, including GI frame, supports, and hot-dip galvanized MS pole of 50 mm dia with suitable foundation in PCC 1:2:4 (size 400×400×600 mm). Signage text, graphics, and pictograms shall be screen printed or digitally printed using UV-resistant ink as per warehouse traffic and safety layout, such as “No Parking,” “Speed Limit,” “Forklift Crossing,” “Fire Exit,” “Assembly Point” etc. The work includes layout, design, fabrication, installation and lettering as per direction of Engineer-in-Charge. 4 Each 4815.5

12 MR-12 Providing and fixing pre-moulded heavy-duty interlocking rubber speed breakers of approved make, minimum 350 mm wide × 50 mm high × 500 mm long modular sections, manufactured from recycled rubber with reflective yellow and black chevron pattern, including end caps, anchor fasteners (minimum 10 mm dia × 100 mm long) and sealing with cold bitumen where required. Speed breakers shall be fixed over RCC/Bituminous surface at location approved by Engineer-in-Charge. The item includes all labour, material, tools, transportation, and fixing complete. 40 Each 2871.5 114860

13 MR-13 Providing and fixing heavy-duty polycarbonate-based road studs (cat eyes) of size not less than 100 mm × 100 mm × 20 mm, fitted with two-way acrylic prismatic reflectors and body made of tough plastic/polycarbonate of impact resistance not less than 16 ton, confirming to ASTM D4280 and EN 1463. Reflectors shall be fixed to concrete/paved surfaces using epoxy resin-based adhesive and stainless steel anchor pins as per manufacturer’s recommendation. The item includes cleaning of surface, alignment, adhesive application and fixing complete as per direction of Engineer-in-Charge. 25 Each 309

Approved Makes (for signage/speed breakers/reflectors): Sintex, Avery Dennison, Dark Eye, 3M, Frontier Polymers, or equivalent. -

14 MR-14 Providing and laying factory/fully automatic plant made Monolayer hydraulically Vibro-Pressed mechanically compacted in a steel mould chamfered edge Cement Concrete paver blocks in Docking roads , parking bays etc of rectangular/ I/dumbell shape as directed by Engineer in charge and in grade M40 and thickness of 100 mm , laid in required colour & pattern over 50mm thick compacted bed of sand, compacting and proper embedding/laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand. complete all as per direction of Engineer-in-Charge. 1033.56 Sqm 1142.35

15 MR-15 Supplying, stacking and laying stone soling in foundation trenches including packing with smaller stone & consolidation including spreading & consolidation of blinding material, moorum of earth, sand, screening & laying to template. 358.6 cum 1684.8

16 MR-16 Supply, Installation, Testing, Commissioning, of Firefighting Modular Tank of Zincalume – Make(Tata Blue Scope/JSW radiance) wall thickness shall be of 0.75mm BMT (0.8mm TCT) to 3.45mm BMT (3.6mm TCT), minimum Yield Strength shall be 300 Mpa of Zincalume/Galvalume steel of 55% Al, 43.4% Zn and 1.6% Si alloy composition The surface of Zincalume/Galvalume steel shall have double layer of surface protection of specially formulated water based clear acrylic resin, factory roller-coated and oven cured over the special passivation layer, helps to protect surface from oxidation (Anti- darkening property) and shall have BIEC technology, complying to IS15961/ AS1397. It shall be CII IGBC Green Pro eco labelled and GRIHA certified and shall submit the EPD certificate, PVC Liner designed and manufactured and shall comply to AS/NZS 4020 (Appendix A) of 2005 and ANSI/NSF 61 - 2008, Section 5 Certificates of compliance to above standards shall be furnished by the manufacturer of the tanks Zincalume/Galvalume tank should have minimum 0.6mm liner (or as per design requirement) with Minimum Warp - 40 Kg & weft - 45 Kg (or as per design requirement). Linear should be of Reinforced PVC with 650gsm to 900gsm (as per design requirement),Roof-mounted air ventilator (whirlybird), TankLevel Indicator, Inside and Outside Ladder for maintenance, Required no of nozzels Acc. To the Req. Inlet, Outlet, Drainage, Overflow and tank should be as per Norms of NBC-2016.

a Capacity : 100000 litres 1 643572

b Capacity : 10000 Litres 1 70792.92

Schedule-III Items of General PEB works not scheduled in Civil DSR 2023

Name of Work: Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

Sr. No. MR No. Description Qty Unit Rate Amount

1 PEB-1 Providing and fixing at all height, on warehouse roof structure, pre-painted ZINCALUME/ GALVALUME roof sheet (Make : Tata Bluescope Steel/ JSW Radiance) profiled roofing sheets of approved profile and colour (as per approved RAL), with minimum five major ribs having rib height between 28–32 mm and rib pitch between 180–220 mm, with subtle square fluting in the pan, and anti-capillary groove along return leg on end rib, fixed with self-drilling fasteners including EPDM washers, necessary overlaps, flashing, accessories, complete in all respects as per direction of Engineer-in-Charge

Coil Specifications - The base steel of sheet material shall be 0.52 mm Base Metal Minimum Thickness (BMT) substrate and 0.6 mm minimum Total Painted Thickness (TPT), coated with hot-dipped Aluminium Zinc alloy coating AZ150 (i.e. minimum of 150 g per Sqm Al-Zn alloy coating mass total on both sides) having yield strength of 550MPa conforms to IS15961 and factory painted and oven baked with total 35 micron paint DFT conforms to IS15965- Durability class 3. On exposed surface of the sheet shall be having minimum 20-micron DFT of HDCS (based on Super Durable Polyster paint system )exterior quality paint system (free from Lead and heavy metals) over minimum 5-micron DFT corrosion inhibitive polyester primer and on reverse side of sheet shall have 5-micron DFT polyester coat over 5-micron corrosion inhibitive polyester primer. The paint system shall be Super Durable Polyster equivalent for durability class 3 (Category C3) or above as per IS 15965.

The roof’s product should be dust proof and GRIHA or IGBC GreenPro certified Product. The steel manufacturer shall provide an Environmental Product Declaration (EPD) to the Central Warehousing Corporation, ensuring transparency in the material's environmental impact. The coated steel finish shall be free from defects and shall provide branding on back side with product details such as thickness, grade, coating mass, date, mfg. name and CWC.

The steel manufacturers test certificate for the chemical and mechanical properties of steel must be approved by the concerned engineer authorised by Engineer-in-charge prior to installation. Material Warranty: Manufacturer through Contractor shall provide a written warranty for 20 yrs against perforation of metal roof panels due to corrosion under normal weather and atmospheric conditions and 12 yrs exterior paint film warranty against film cracking, peeling and color fading for roof and wall panels from coated steel supplier. The color panels shall not fade (Delta E) more than 6 in light color, not more than 9 in intermediate colors and not more than 12 in dark color, confirms to IS 15965:2012.

Warranty shall be signed by both the metal roof system manufacturer and the contractor.

Weather tightness warranty: Contractor shall provide a written weathertightness warranty for a minimum of 3 years against leaks in roof panels, arising out of or caused by ordinary wear,C3 environment and tear under C3 environment weather and atmospheric conditions.

All coil batches used shall be traceable through mill test certificates, and coil IDs should be stamped and submitted with delivery challan /MTC/Invoice at site

Note : 50% of the quoted item rate may be relased upon claim by contractor after satisfactory supply and stacking of the sheeting material at the Central Warehouse (CW) campus, as per the instructions of the Engineer-in-Charge, and upon submission of: (a) NABL approved Third-party laboratory test reports, (b) Manufacturer's test certificates (MTCs) , and ( c) An indemnity bond from the contractor affirming material quality and conformance to specifications.

The balance 50% payment shall be released after satisfactory installation/erection of the sheeting, including all flashings, closures, and accessories, as per the approved drawings and to the satisfaction of the Engineer-in-Charge.

1.1 (a) Roofing sheets over warehoue roof and platform canopy (RAL 9002 ) 4207.99 sqm 879

1.2 (b) Cladding Sheets over outer wall & Partition works (RAL 9007). See technical specifications for special instructions for cladding works. 3532.05 sqm 879

2 PEB 2 Providing and fixing factory-formed colour coated Galvalume ridge profile in cover width ranging from 900 mm to 1200 mm as per approved drawing of approved make (Tata Bluescope Colorbond / JSW Radiance or equivalent) in matching profile and colour to roof sheeting, made from precoated coil of base metal thickness not less than that of the roof sheet, aluminium-zinc alloy coating of AZ150 (minimum 150 g/m² total), minimum yield strength 550 MPa, and factory-applied Super Durable Polyester paint coating system of total DFT not less than 35 microns, including supply and fixing of UV-resistant foam filler blocks or equivalent profile-matched accessories to seal the gap between ridge and roof sheet, with all necessary self-drilling fasteners, EPDM washers, sealants, and overlaps to ensure a watertight joint, complete in all respects as per manufacturer’s specification and as directed by the Engineer-in-Charge. 216.9 metre 638.35

3 PEB -3 Providing and fixing colour coated Galvalume flashings, corner trims, barge boards, verge covers and other sheeting accessories of approved make (Tata Bluescope Colorbond / JSW Radiance or equivalent) fabricated from precoated coils of base metal thickness not less than that of the adjoining sheeting, with aluminium-zinc alloy coating of AZ150, minimum yield strength 550 MPa and paint system with total DFT not less than 35 microns in matching colour to the cladding/roofing system, including making proper overlaps, fixing with self-drilling fasteners and EPDM washers, application of sealants, cutting to required shapes and lengths, and finishing edges with appropriate closures to ensure dustproof and watertight construction, complete all as per manufacturer’s specifications and as directed by the Engineer-in-Charge.

3.1 A in sizes Upto 300mm 1908.2 metre 342.25

3.2 B in sizes more than 300mm but upto 600mm 1409.84 metre 627.3

4 PEB -4 Providing and fixing factory-formed translucent polycarbonate skylight sheets of minimum 2.0 mm thickness, co-extruded UV-resistant, of approved make (e.g., Sabic, Lexan, Tuflite, Danpalon, or equivalent), thermo-formed to match the exact profile and seam height of standing seam metal roofing , for integration as skylight panels. The polycarbonate sheets shall be high-impact resistant, fire-retardant (Class B-s1, d0 or equivalent), having a minimum light transmission of 50–60% and designed to match thermal movement characteristics of metal roof sheeting. 121 sqm 2010.1

The skylight sheets shall be supplied in factory-cut lengths as per layout and fixed using the original standing seam clip mechanism or manufacturer-supplied concealed fasteners, without any through-fixing or perforation of the sheet, and with watertight sealing. The joints and end laps shall be sealed using compatible sealants or tapes as per manufacturer guidelines. All accessories including clips, sealing strips, joint tapes, fasteners (if any), and edge trims shall be included in the rate.The item includes supply, hoisting, alignment, cutting to shape, joint sealing, and complete installation as per manufacturer’s specifications and to the satisfaction of the Engineer-in-Charge.

Note: Skylight sheet material shall be compatible with adjacent metal sheet in terms of thermal expansion and fixation system. These sheets shall be thermo-profiled by original roofing sheet manufacturer or approved partner to ensure seamless fit and no leakage and Maximum unsupported span should not to exceed manufacturer’s recommended limit (typically 1.2–1.5 m); else support purlins shall be added. 10-year UV and weathering warranty to be provided by manufacturer.

Roof truss and PEB System

5 PEB -5 Supply, fabrication, painting and erection of Roof Truss system in ROUND/ RECTUANGULAR/ SQUARE HOLLOW SECTIONS off Grade YST 310 as per IS:1161:2014. with connecting plates made of E350 grade steel as per IS 2062 :2011 & bolts of grade 8.8 (connecting bolts) and grade 4.6 (for anchor bolts) including secondary members (Z or C purlins) in cold formed sections of Grade E 350 and bracings made of tubular sections of Grade Yst 310 and Mild steel Sag rods etc of Grade FY 250 all as shown in structural drawings. 10000 KG 137.4

The work includes all activities right from shop cutting & welding, application of one primer coat, and minimum two coats of painting, transportation to site of work or site fabrication as per requirement , hoisting, fixing in position, alignment etc complete in all respect.

Finishing works includes surface preparation making it rust free with smooth finish followed by a coat of approved zinc Chromate primer and minimum two coats of Epoxy paint in RAL 7024 or as directed by Engineer in charge (total DFT not less than 120 micron including Primer unless specified otherwise).

Unless specified other wise or directed by Engineer in charge, All Steel material shall be confirming to tender specification. The rate includes all works including preparation of fabrication drawings , supply, fabrication, finishing & erection of holding down bolts, base plates, stub columns, connecting plates & nut,washers , bolts, stiffeners, intermediate bracings & Lacings , truss, rafter, sheet runners & roof purlins , guard bars, canopy on both sides platforms at all height upto 15 m from Finished floor level.

Fabrication drawings shall be prepared by contractor for approval of CWC before cutting / fabrication of the structure.

Final coat of painting shall be done post completion of erection system.

Payment shall be done on Weight basis measured for the items supplied and erected based on the standard weight given in relevant IS code and physical weight (measured as per the procedure defined in relevant IS code) whichever is less excluding any wastage, welding and weight of painting etc.

6 PEB -6 Providing, supplying, fabricating, surface treating, painting, transporting, and erecting complete pre-engineered steel building (PEB) system comprising primary and secondary structural framing, using high tensile structural steel conforming to IS 2062:2011, Grade E350 for built-up sections and plates, and cold-formed members from steel conforming to YST-310/YST-250 as applicable, including all portal columns, rafters, beams, girders, jack beams, bracings, purlins, sheet runners, sag rods, tubular bracing, canopy framing, door/louver framing, platform guard rails, access ladders, platform ladders, roof or mezzanine access assemblies, and necessary supports fabricated from the same structural steel, anchor bolts (Grade 4.6), high-strength bolts (Grade 8.8), nuts, washers, stiffeners, base plates, splice plates, end plates and all required accessories complete in all respect and direction of Engineer-in-Charge, including fixing and erection complete at site as per approved design, detailed fabrication drawings, technical specifications and as directed by the Engineer-in-Charge. 152646 kg 126.6

All anchor bolts shall be hot-dip galvanized. Connecting bolts of Grade 8.8 shall be coated with zinc flake coating or as approved

Cold-formed Z/C purlins and side runners shall be roll-formed from structural quality steel confirming to IS 811 or IS 801, with a minimum yield strength of 310 MPa, and shall have uniform cross-section throughout the length, free from warping, distortion, and sharp edges. Purlins shall be supplied in specified sizes (typically 150–250 mm web depth, flange width 50–75 mm, lip 15–25 mm) and thickness not less than 1.6 mm unless specified otherwise in the structural drawings. Purlins shall be shop-cut to length with notches, holes, cleats, and all required pre-punching done at manufacturer’s facility for bolted connections. All purlins shall be factory finished with a coat of epoxy zinc phosphate/chromate primer (DFT not less than 40 microns) or hot-dip galvanized with zinc coating not less than 275 g/m², as specified. Erection shall include alignment, fixing using cleats, brackets, bolts, washers, and other accessories as per approved drawings and manufacturer's details.

All structural steel members shall be fabricated in a controlled workshop environment using CNC plasma cutting, MIG/Submerged Arc welding processes, and shop-assembled for trial before dispatch. Fabricated members shall be shot-blasted to SA 2.5 surface finish as per ISO 8501-1 and given one coat of approved epoxy zinc phosphate/zinc chromate primer (DFT not less than 40 microns) followed by two coats of epoxy-based polyurethane paint in approved RAL shade (e.g., RAL 7024), with total dry film thickness (DFT) not less than 120 microns unless otherwise specified. Painting to conform to IS 1477 Part 2 and manufacturer’s datasheet.

All structural steel materials must be accompanied by manufacturer’s test certificates (MTCs) for physical and chemical properties, to be submitted to Engineer-in-Charge prior to fabrication. Third-party lab tests, if ordered by CWC, shall be at contractor’s cost.

All erection shall be done using cranes, proper rigging equipment, plumb alignment and bolting to achieve structural integrity. No site cutting or welding shall be permitted unless approved in writing. Holding-down bolts and templates shall be supplied and fixed prior to concreting of foundations as per foundation layout drawings.

The scope shall include submission of fabrication/shop drawings and erection plans by the contractor for approval of the Engineer-in-Charge before commencement of work. Only approved drawings shall be used for cutting and fabrication.Contractor shall submit fabrication drawings for review within mentioned timeline. Approval of fabrication drawings by CWC is mandatory prior to any cutting/fabrication at workshop

Measurement & Payment: Payment shall be made on the basis of weight (in Kg) of completed and erected structural steel, computed from standard unit weights as per relevant IS codes or actual physical weight determined as per standard procedures — whichever is less. Weight shall exclude that of welding material, paint, shop primer, erection bolts, field wastage, packing, and other incidental components.

70% of the quoted item rate may be released upon claim by contractor after satisfactory supply of fully fabricated, surface-treated, and painted PEB structural members, and stacking of materials at the Central Warehouse (CW) campus, as per instructions of the Engineer-in-Charge, and upon submission of the following: (1) NABL approved Third-party laboratory test reports, (2) Manufacturer’s Test Certificates (MTCs), and (3) An Indemnity Bond affirming conformity of materials and workmanship to the approved specifications and drawings.

The balance 20% payment shall be released after satisfactory erection of the PEB structure, including all primary and secondary members, connections, bolts, bracings, and fixtures, duly verified and certified by the Engineer-in-Charge.

The balance 10 % payment shall be released upon final commissioning including final finishing / recoat as per requirement . All painted surfaces shall receive final touch-up coats and/or site recoating wherever damaged during transportation or erection, using matching approved epoxy paints, to achieve a uniform and aesthetically pleasing finish across all exposed surfaces, to the satisfaction of the Engineer-in-Charge.

7 PEB -7 Providing and fixing colour coated Galvalume rainwater downspout pipes of approved make (Tata Bluescope Colorbond / JSW Radiance or equivalent), with a minimum girth of 460 mm, fabricated in square or rectangular cross-section to match the profile and colour of the cladding sheet, made from material of base metal thickness not less than that of the cladding sheet, with aluminium-zinc alloy coating of AZ150 (minimum 150 g/m² total) and paint coating system with total DFT not less than 35 microns. The downspouts shall be fabricated and installed with properly executed longitudinal seams using techniques such as welding, mechanical seaming, or crimping to ensure structural integrity and leak-proof performance. 936 metre 664.45

Sections shall be joined with splice joints secured using stainless steel pop rivets and sealed with weather-resistant silicone sealant. The downspouts shall be securely fixed to the wall surface using 2 mm thick pre-galvanized U-shaped GI straps at intervals not exceeding 1.5 m centre-to-centre, including all necessary fasteners, anchors, and accessories, complete in all respects as per approved shop drawings and as directed by the Engineer-in-Charge.

8 PEB - 8 Providing and fixing 300 mm × 200 mm GI eaves gutter system, fabricated from minimum 2.0 mm GI sheet, along PEB roof eaves for storm-water drainage, including 2.0 mm thick FRP lining on inside surface for corrosion protection, supported on MS brackets (50×50×5 mm) fixed at maximum 1.2 m c/c, with necessary downpipe connections at every 8–9 m or as per bay width, including fixing using bolts and nuts / self-drilling screws, provision of 40×6 mm MS flat safety/caddle strip over gutter lip and joint sealing using EPDM gaskets and sealants, complete with functional testing, all labour, tools, materials, design and incidental works, as per specification and direction of Engineer-in-Charge. 542.25 RM 3120.05

9 PEB -9 Providing and fixing factory-fabricated fixed S-type louver system of total depth 100 mm, fabricated from pre-painted Galvalume steel sheet (PPGL) of total coated thickness (TCT) 0.50 mm, with AZ150 aluminium-zinc coating (150 g/m² total both sides) and colour finish in RAL 2000 (Orange) or as directed by Engineer-in-Charge. The louvers shall be made from colour-coated steel sheets of approved make (TATA Bluescope / JSW Radiance or equivalent), and formed into aerodynamic S-profile blades mounted at uniform spacing inside a louver frame. Each louver panel shall be of standard size 600 mm height (or as per approved drawing) and factory-assembled to maintain structural alignment and water resistance. 275.4 sqm 3322.25

The louver opening shall be provided with a birdscreen fabricated from Stainless Steel 304 welded wire mesh of aperture size 12.7 mm × 1.1 mm (wire diameter), securely fixed on the rear side of the louver frame with concealed fasteners or rivets. The entire frame of the louver shall be fabricated from the same PPGL sheet as that of the blades and fixed to the cladding/structural wall using self-drilling stainless steel screws with EPDM washers at required intervals, complete with silicone sealing around periphery to ensure weather-tightness.

The item includes all materials, fabrication, transportation, lifting, scaffolding, fixing, anchoring, cutting to fit around columns or wall contours, rivets, sealants, labour, and all incidental works complete, as per approved technical specifications and as directed by the Engineer-in-Charge.

10 PEB -10 Providing and fixing factory-laminated crosslinked polyethylene (XLPE) foam thermal insulation sheet, of minimum thickness 9 mm and minimum density 28 kg/m³, laminated on both sides with reinforced aluminum or metallized foil facing, suitable for use below roof sheeting or wall cladding for thermal insulation. The insulation material shall be physically or chemically crosslinked and conform to Class 0 fire performance as per BS 476 Part 6 & 7 with fire propagation index less than 5.5, and shall meet ASTM E-84 requirements with flame spread/smoke development ratings of less than 25/50. 7428.04 sqm 186.9

The thermal conductivity (K-value) of the insulation shall not exceed 0.032 W/m·K at 23°C, and the material shall have a minimum water vapour resistance factor (μ) of 14,000, ensuring high moisture resistance. It shall be anti-microbial and anti-fungal as per ASTM G21 and ASTM E2180 standards. The product must be free from CFC and HCFC compounds, and environmentally safe for industrial and warehouse applications.

Each roll shall have overlapping flange edges for sealing of longitudinal joints. The insulation shall be fixed using mechanical fasteners such as screws with rawl plugs and washers, and secured with crisscrossed galvanized steel (GI) wires running between purlins or wall supports. All joints, overlaps and punctures shall be sealed with aluminium foil tape or self-adhesive XLPE strips to ensure an airtight and continuous insulation envelope.

The work shall include supply, handling, cutting, shaping, fixing, sealing and installation of the insulation complete in all respects as per the manufacturer's installation guidelines and to the satisfaction of the Engineer-in-Charge.

Schedule-IV Items of General Electrical works Scheduled in E&M DSR 2022 and Items directly driven from DSR 2022 items

Name of Work: Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

Sr. No. DSR 2022 EE/AMR/ Sub Schedule 2 Description of the Materials Qty Unit Rate Amount

1 DSREM22 1.17.3 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required. 3x1.5 sq.mm 1257 Meter 95

2 DSREM22 1.17.4 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required. 4x1.5 sq.mm 52 Meter 120

3 DSREM22 1.19.5 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required. 5x1.5 sq.mm 117 Meter 155

4 DSREM22 1.17.6 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required. 6x1.5 sq.mm 99 Meter 181

5 DSREM22 1.17.7 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required. 7x1.5 sq.mm 60 Meter 216

6 DSREM22 1.17.8 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required. 8x1.5 sq.mm 8 Meter 241

7 DSREM22 1.17.9 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required. 9x1.5 sq.mm 88 Meter 285

8 DSREM22 1.17.10 Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required. 10x1.5 sq.mm 16 Meter 311

9 DSREM22 1.20 Supplying and fixing of following sizes of steel conduit along with accessories in surface/recess including painting in case of surface conduit, or cutting the wall and making good the same in case of recessed conduit as required. 25 MM Dia 1697 Meter 223

12 DSREM22 1.33 Supplying and fixing 3 pin, 5 amp ceiling rose on the existing junction box/ wooden block including connection etc as required. 132 Each 87

13 DSREM22 2.3.4 Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCB/RCCB/Isolator) way , 16 Way Double door 13 Each 3141

14 DSREM22 2.10.1 Supplying and fixing 5 amps to 32 amps rating, 240/415 volts, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Single pole 218 Each 256

15 DSREM22 2.15.3 Supplying and fixing following rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current 30 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required. 63 amps 2 Each 2872

16 DSREM22 2.14.1 Supplying and fixing following rating, double pole, (single phase and neutral), 240 volts, residual current circuit breaker (RCCB), having a sensitivity current 30 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required. 25 amps 13 Each 2028

17 DSREM22 2.11 Supplying and fixing single pole blanking plate in the existing MCB DB complete etc. as required. 20 Each 13

18 DSREM22 1.30 Supplying and fixing metal box of 180mm X 100mm X 60mm deep (nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including providing and fixing 6 pin 5/6 & 15/16 amps socket outlet and 15/16 amps piano type switch, connection, painting etc. as required. 15 Each 488

19 DSREM22 2.4.1 Supplying and fixing , horizontal type three pole and neutral, sheet steel, MCB distribution board, 415 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCB/RCCB/Isolator) 4 way (4 + 12), Double door 2 Each 4091

21 DSREM22 2.21 Providing and fixing M.V. danger notice plate of 200 mm X 150 mm, made of mild steel, at least 2 mm thick, and vitreous enameled white on both sides, and with inscription in single red colour on front side as required. 15 Each 269

22 DSREM22 2.19 Supplying and fixing 20 amps, 415 volts, TPN industrial type, socket outlet, with 4 pole and earth, metal enclosed plug top alongwith 20 amps "C" curve, TPMCB, in sheet steel enclosure, on surface or in recess, with chained metal cover for the socket out let and complete with connections, testing and commissioning etc. as required. 2 Each 2590

26 DSREM22 9.1.25 Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 3½ X 120 sq. mm (45mm) 8 Each 613

29 DSREM22 14.16.2 Supplying and laying of following size owe HOPE pipe .lSI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc. in the existing trench, complete as required. 90 mm dia (OD-90 mm & ID-76 mm nominal) 200 Meter 290

30 DSREM22 14.14.4 Providing, laying and fixing following dia RCC pipe NP2 class (light duty) in ground complete with RCC collars, jointing with cement mortar 1:2 (1 cement : 2 fine sand) including trenching (75 cm deep) and refilling etc as required. 300 mm dia 60 Meter 1140

31 DSREM22 7.5.1 Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on cable tray as required. Upto 35 sq. mm (clamped with 1mm thick saddle) 1082.9 Meter 45

32 DSREM22 7.5.3 Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ HUME/ METAL pipe as required. Above 95 sq. mm and upto 185 sq. mm 156.8 Meter 77

33 DSREM22 7.7.1 Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size on wall surface as required. Upto 35 sq. mm (clamped with 1mm thick saddle) 8.3 Meter 55

34 DSREM22 5.2 Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required. 8 Each 6855

35 DSREM22 5.15 Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required. 120 Meter 244

36 DSREM22 4.1.3 Supplying and installing following size of perforated pre-painted M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required. 200 mm width X 50 mm depth X 1.6 mm thickness 180 Meter 689

Schedule-V: - Items of General E&M works not scheduled in E&M works DSR 2022 (Market Rate Items)

Name of Work: Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

Sr.No. DSR 2022 EE/EMR/ Sub Schedule 2 Description of the Materials Qty Unit Rate Amount

1 EMR1 Supplying, Installation, Testing and Commissioning of 150W LED High Bay Light Fitting suitable for 230–240V, 50Hz AC supply, industrial type, complete with pressure die-cast aluminium housing with heat sink, polycarbonate lens/diffuser, constant current isolated driver, minimum 18,700 lumens output, system efficacy ≥125 lm/W, PF ≥0.95, THD ≤10%, CCT 5700K, CRI ≥70, beam angle 90°, internal surge protection, IP65, IK07, Class-I, operating temperature –20°C to +50°C, complete with hook/eye bolt mounting, safety chain, cable gland, internal wiring, connection to existing wiring including earthing, testing and commissioning as required and as per instructions of the Engineer-in-Charge. The fitting shall be provided with a comprehensive onsite warranty of 5 (Five) years from the date of handing over, covering LED module and driver, against manufacturing defects and performance failure. 78 Each 2273

2 EMR2 Supplying, Installation, Testing and Commissioning of 120 Watt LED Street Light Luminaire suitable for 230V, 50Hz AC supply, complete with pressure die-cast aluminium housing powder coated, UV stabilized polycarbonate diffuser, high efficiency LED module with minimum system efficacy ≥120 lm/W, CCT 5700K, CRI ≥70, PF ≥0.95, THD ≤10%, IP66 protection, inbuilt surge protection device (minimum 4kV), constant current driver, suitable for pole mounting, operating temperature –10°C to +45°C, complete with mounting bracket, nut bolts, glands, connection to existing wiring including earthing, testing and commissioning as required at site. 54 Each 5387

3 EMR3 Supplying and fixing 100A rating, 415 V, 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Triple pole and neutral 2 Each 10417

4 EMR4 Supply and installation of Type 2 AC Surge Protection Device (SPD) suitable for 420V AC, 3+1 pole configuration (L1, L2, L3 + PE), designed to protect low voltage electrical systems against transient overvoltages as per IEC 61643-11. The SPD shall be metal oxide varistor (MOV) based, suitable for DIN rail mounting, housed in thermoplastic flame-retardant material (UL94-V0), IP20 protection class, and capable of operating in temperature range –40°C to +70°C. The item includes all necessary connections, accessories, and mounting arrangements as required and as per direction of Engineer-in-Charge. 2 Each 3213

5 EMR5 Supplying, installation, testing and commissioning of LT Sub Panel Board, floor/wall mounted, fabricated out of 2.0 mm thick CRCA sheet steel, dust and vermin proof, powder coated, suitable for 415V, 3 Phase, 4 Wire, 50 Hz AC supply, complete with busbars, internal wiring and earthing arrangements, comprising of the following: 1 Each 186988

• 1 No. 250A TPN MCCB incomer (25kA breaking capacity or as required)

• 3 Nos. 100A TPN MCCB outgoing feeders

• 2 Nos. 160A TPN MCCB outgoing feeders

• Suitable copper busbars (electrolytic grade) with heat shrinkable sleeves

• Neutral and earth busbars of adequate rating

• Phase indication lamps with control MCB

• Digital voltmeter with selector switch

• Interconnections with copper links

• Cable glands, gland plates and termination arrangement

• Earthing with 2 Nos. earth studs

• Proper labeling and danger notice plate

6 EMR6 Supply & testing of XLPE insulated aluminium conductor steel armoured power cable of 1.1 KV grade confirming to IS :7089 (part 1) 1988 or latest amendment and as per instructions of official-in-charge. 3.5 X 120 sq.mm 160 Meter 1489

7 EMR7 Supply & testing of XLPE insulated aluminium conductor steel armoured power cable of 1.1 KV grade confirming to IS :7089 (part 1) 1988 or latest amendment and as per instructions of official-in-charge. 4 X 25 sq. mm 415 Meter 461

Schedule-VI Items of General Firefighting works

Name of Work: Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

No. Item Description Qty Unit Rate Amount

1 Providing, installing, testing and commissioning complete Fire Fighting System comprising Wet Riser and Automatic Sprinkler System for godown building, based on plinth area rates, including fire pumps (main, standby & jockey), pump house equipment, wet riser mains, down-comers, sprinkler piping network, sprinkler heads, landing valves, hose reels, yard hydrants (if required), valves, supports, fittings, painting, interconnections, testing, commissioning and integration with fire alarm system, complete as per NBC, TAC/Fire Authority guidelines, CPWD specifications and satisfaction of Engineer-in-Charge. 3979 Sqm 1200

2 Providing, installing, testing and commissioning complete Automatic Fire Alarm System for godown building, based on plinth area rates, including addressable fire alarm control panel, smoke/heat detectors, manual call points, hooters/sounders with flashers, cabling, conduits, accessories, integration with fire fighting system, testing, commissioning and approval from statutory authorities, complete as per NBC, CPWD specifications and directions of Engineer-in-Charge. 3979 Sqm 600

Schedule-VII Items of Drawings detailing and Approvals/ Regularization

Name of Work: Construction of 1 unit of 40849 Sqft size PEB -Industrial Warehouse with internal roads, MEP Services and Ancillary Buildings at CW Madhavaram, Chennai (TN).

Sr. Item Description Qty Unit Rate Amount

1 Preparation of architectural drawings, structural drawings, floor plans, elevations, sections, fire safety drawings, and all other documents required for submission to CMDA/GCC for obtaining approval for new construction and regularization of existing godowns/structures within the warehouse complex, including all revisions/modifications required by the authorities until final approval is granted. The scope shall also include obtaining all other mandatory statutory clearances required for issuance of the Occupancy Certificate (OC) and/or Building Completion Certificate (BCC) after completion of construction, including coordination of inspections, compliance with statutory requirements, submission of documents, and follow-up with the concerned authorities. 132251 Sqft 10

Payment for this job shall be made on plinth area basis in sq ft.

This fee shall include preparation and submission of all required documentation, liaisoning with the concerned authorities, engagement of a CMDA-approved architect, and all professional services necessary for securing the required approvals and certificates.

Any statutory fees, scrutiny fees, development charges, infrastructure charges, or other government levies demanded by the approving authorities shall be borne and paid separately by CWC.