Shoranur - Ernakulam Section - Construction of Proposed Road Over Bridge in lieu of LC No. 36 (Church Gate) at Rly Km 56/000-100 b/w Pudukad and Irinjalakkuda stations of Thiruvananthapuram Division (7.50m Two lane carriageway, 2x30m eff. Composite Girder for Railway spans and 7x25m PSC Girder+ 2x10m RCC Solid Slab for Approaches) AND Ernakulam - Kottayam - Kayamkulam Section - Construction of Proposed Road Over Bridge in lieur of LC No. 23 (Kothanalloor Gate) at Rly Km 43/500-600 b/w Kuruppanthara and Ettumanur stations of Trivandrum Division (7.50m Two lane carriageway, 1x30m eff. Composite Girder for Railway spans and 8x25m PSC Girder for Approaches)

A-Items of works that are covered by the Southern Railway USSOR

B-Items of works that are covered by the Southern Railway USSOR

C-Items of works that are covered by the Southern Railway USSOR

D-Items of works that are covered by the DSR 2021 for

E-Items of works that are not covered in USSOR 2021 & DSR 2021

F-Items of works that are covered by the Southern Railway USSOR,

G-Items of works that are covered by the Southern Railway

Using Soil Class SQ1 Providing portable fencing along running track where work is to be done in close vicinity of track, maintaining during execution of work and removing after completion of the work as per direction of the Engineer. Fencing shall consist of self supporting steel angles of size 50mm x 50mm x 6mm, 1.5m long provided with hooks etc. and embedded in CC 1:2:4 block of size 0.23m x 0.23m x 0.23m placed at c/c distance of 2m along track. 12mm dia rods in three horizontal layers shall be tack welded with angle posts. Note : Released material will be property of the contractor after completion of work. Cost of cement required for CC blocks shall be paid separately.

With provision of one 50mm wide retro- Metre reflective tape in horizontal direction, duly secured/tight with vertical posts. Earthwork in excavation by mechanical means (Hydraulic Excavator)/Manual Means for foundations and floors of the bridges, retaining walls etc. including setting out, dressing of sides, ramming of bottom, getting out the excavated material, back filling in layers with approved material and consolidation of the layers by ramming and watering etc. including all lift, disposal of surplus soil up to a lead of 300m, all types of shoring and strutting with all labour and material complete as per drawing and technical specification as directed by Engineer in charge. Note: This item will be used for excavation work in connection with other miscellaneous works also like side drains, foundation for OHE masts and other miscellaneous structures in connection with Gauge Conversion, Doubling, New lines. KRDCL HQ-ADMINISTRATION/KRDCL HQ

All kinds of soils

Providing and laying in position machine cum batched, machine mixed and machine vibrated Cement Concrete of specified grade as per approved Design Mix (mixed in Mobile Concrete Batching/Mixing Plant at site or RMC from approved plants) using 20mm graded crushed stone aggregate and coarse sand of approved quality in RCC raft foundation & Pile cap including finishing, using Plasticiser in approved proportions (as per IS:9103), to modify workability without impairing strength and durability complete as per specifications and direction of the Engineer in charge. Note: 1. Payment for cement, reinforcement and shuttering shall be made extra under relevant item. 2. Plasticiser shall invariably be used in approved proportion to increase workability with minimum possible quantity of cement for all grade of Design Mix Concrete unless it is specifically approved citing reasons for not using plasticiser at the stage of Mix Design and in that case deduction shall be made as per relevant item. Providing and laying in position machine batched, machine mixed and machine vibrated Cement Concrete of specified grade as per approved Design Mix (mixed in Mobile Concrete Batching/Mixing Plant at site or RMC from approved plants) using 20mm graded crushed stone aggregate and coarse sand of approved quality for the following Reinforced cement concrete structural elements up to height of 9.0 m from foundation top level, including finishing, using Plasticiser in approved proportions (as per IS:9103), to modify workability without impairing strength and durability complete as per specifications and direction of the Engineer in charge. Note: 1. Payment for cement, reinforcement and shuttering shall be made extra under relevant item. 2. Plasticiser shall invariably be used in approved proportion to increase workability with minimum possible quantity of cement for all grade of Design Mix Concrete unless it is specifically approved citing reasons for not using plasticiser at the stage of Mix Design and in that case deduction shall be made as per relevant item.

Abutment & Pier

Wing wall and Return wall

Abutment cap, Pier Cap, Inspection cum Platform & Pedestal over Pier cap, Fender wall, Diaphragm wall etc.

Approach slab at formation level, Dirt cum wall/ ballast wall at formation level KRDCL HQ-ADMINISTRATION/KRDCL HQ

Providing and laying Plain Cement cum Concrete 1:3:6 with graded stone aggregate of 40mm nominal size, in foundation and floors, retaining walls of bridge s including mechanical mixing, vibrating, pumping and bailing out water where ever required with all materials and labour complete but excluding the cost of cement and shuttering as per drawings and technical specifications as directed by Engineer. Centering and shuttering including strutting, propping etc. and removal of form for :

All types of bridge sub-structures, e.g. Sqm pier, abutment, wing wall, retaining wall, RCC box type foundations, Abutment cap, Pier Cap, Inspection Platform & Pedestal over Pier cap, Fender wall, Diaphragm wall etc. up to 5m above ground level

All types of bridge super-structures, e.g. Sqm slabs, I-girders, T-girders, Box girders etc. up to 5m above ground level.

Extra for additional height over item no. Sqm 025031 & 025032 wherever required with adequate bracing, propping etc. over initial height of 5 metres for every additional height of 1 metre or part thereof. Providing and laying in position machine batched, machine mixed and machine vibrated Cement Concrete of specified grade as per approved Design Mix (mixed in Mobile Concrete Batching/Mixing Plant at site or RMC from approved plants) using 20mm graded crushed stone aggregate and coarse sand of approved quality for cast in-situ Prestressed (Post-tensioned) concrete girder / Box girders/Slabs for different spans including finishing, using Plasticiser in approved proportions (as per IS:9103), to modify workability without impairing strength and durability complete as per drawings, specifications and direction of the Engineer in-charge. Note: 1. Payment for Staging, Shuttering, Cement, reinforcement, HTS cables, sheathing, anchorage cones, stressing of cables and grouting of the ducts shall be made extra under relevant items. 2. Plasticiser shall invariably be used in approved proportion to increase workability with minimum possible quantity of cement for all grade of Design Mix Concrete unless it is specifically approved citing reasons at the stage of Mix Design and in that case deduction shall be made as per relevant item.

With Soffit level up to 9m above Bed cum level

With Soffit level From 9m above Bed cum Level to12m above Bed Level KRDCL HQ-ADMINISTRATION/KRDCL HQ

Providing, fabricating & fixing in position MT to exact design profiles, H.T.S. cables of all classification made from Low Relaxation strands conforming to IS:14268- latest version in Prestressed (Post-tensioned) Concrete girders/slabs etc. including supplying, cutting, making into cables with necessary spacers, colour coding, protecting with water soluble oil at all time, anchoring of cables, supplying and placing spiral corrugated type galvanized metal steel ducts sheathing made up of Cold Rolled Cold Annealed (CRCA) mild steel conforming to IS:513 of required diameter/ thickness, vent pipe, placing, bending, routing, fixing, stressing & grouting of cable ducts with cement grout, Anchorage sets in required number with provision for future prestressing if any including all lead and lift with contractor's own materials, labour, equipments etc. complete as per drawings & specifications. Rate also includes covering anchorage pads with epoxy mortar of approved quality to avoid corrosion. Cement for grouting to be paid separately. Payment shall be made in terms of weight of HTS cables as per drawing.

Extra for using HDPE sheathing in place Metre of CRCA sheathing Providing and fixing in position of standard preformed sealed and slab type or strip seal elastomeric type expansion joints for Railway bridge or Road Over Bridges as per approved drawings and latest MORTH/IRC specifications complete in all respect as directed by Engineer in-charge.

For 40mm expansion

For 80mm expansion Load testing of one or more spans of bridge as selected by the Engineer as per approved load test procedure following relevant IS/IRC/Railway codes with contractor's labour, deflection measuring instruments, loading materials, recording and analyzing the load testing results including all lead & lift, etc. complete as required. The rates are all inclusive and will be paid after load test is finished and girder is cleared of the kentledges/loading material etc. The load shall be 1.25 times the stipulated design load.

For Span design load up to 100 MT

Extra for every increase of 1 MT or part MT thereof over 100 MT in the span design load capacity up to 800 MT Providing and fixing in position GI Drainage Spouts of required length with Grating in RCC slab and filling bitumen along kerb as shown in drawing with contractor's pipes, bitumen, tools, equipment, lead, lifts etc. complete as per specifications and as directed by Engineer in-charge.

100mm dia. Drainage Spouts KRDCL HQ-ADMINISTRATION/KRDCL HQ

Deduction in rate of 031010, 031020 cum and 031030 for casting of slab in place of Girder for any height

Providing and laying of filter media cum consisting of granular materials of GW, GP, SW groups as per IS:1498 (latest) in required profile behind boulder filling of abutments, wing walls / return walls etc. above bed level with all labour and material complete job as per drawing and technical specification of RDSO Guidelines.

Providing cast in situ bridge number Each plaques as per Railway drawing in cement concrete 1:2:4 mix using 20mm hard stone aggregate embedded in 30mm notch in Bridge parapet coping duly engraving the letter and figures and an arrow indicating the direction of flow and finishing the top exposed surface with cement mortar 1:3, painting letters and figures with two coats of black enamel paint on two coats of white background with all labour, tools, cement, paint etc. with all leads and lifts.

Providing cast in-situ plaques for bridge Each foundations details of size 45cmx45cmx5cm in cement concrete 1:2:4 mix using 20mm hard stone aggregate embedded in 30mm deep notch over abutment & piers, engraving the letters & figures with CM 1:3 and finished smooth including painting letters and figures with 2 coats of black enamel and plaque with white enamel with all labour, tools, cement, paint, curing etc. as a complete job. Insertion of rails of all types & length in track, laid on any type & density of sleeper to the specified gauge under traffic block. Rates include fastening of rail with sleepers with standard set of fastenings and fixing of fish plates and bolts or, if required, providing gap for w e l d i n g and stacking of released material without infringement within 250m as directed by Engineer-in- Charge. Note: Rail drilling and cutting to be paid separately.

For Casual/Scattered Rail Renewal work RM Replacement of any type of sleepers in track with PSC sleepers lying on cess or at Bridge Approaches for casual renewal at isolated locations with all fittings complete to specified gauge & cross level with contractor's tools including packing and dressing of ballast, as directed by Engineer in-charge. Released materials shall be neatly stacked and handed over at specified location within an average lead of 250 m or near either side of Bridge approaches as directed.

Locations other than Ballasted Deck Each Bridge KRDCL HQ-ADMINISTRATION/KRDCL HQ Providing Caution Watchman at a location where caution order is imposed and ensuring to be on continuous vigil and exhibit necessary hand signals to the trains for their passage over caution s p o t . Note: 1) Prescribed protection equipment shall be supplied by Railways and the same shall be returned after work is over. 2) If Contractor fails to post watchman at any time during one day, penalty at double the accepted rates will be levied and 3) The watchman nominated by the contractor will be screened for suitability as per Railway norms.

For one shift ( 12 Hrs) Transportation of Rails, sleepers, switches, crossings, SEJs and Glued Joints by road vehicles for different leads. Note: 1. Lead shall be the shortest motorable road length between the points of loading and unloading. 2. Loading and unloading shall be paid extra under relevant items.

Lead beyond 50 Km and up to 100 Km

Dismantling existing lifting barrier along Set with winch assembly and other components like boom, fringes, locking arrangements, pedestal, boom rest, locking rods/wires, pulley stakes, turn out wheels, 'A' base and other materials connected with functioning of lifting barrier, removing engineering indicators on track and level crossing road signages without any damage including demolishing concrete base of existing structures, filling, ramming and levelling the ground disturbed during demolition, clearing debris and stacking all released material in a neat and countable manner and clear of infringements, as directed. Note: Barriers on both sides of level crossing constitute one set.

Manufacture of flared portion of Guard Set Rail by cutting and bending to required shape & RDSO's approved drawings. N o t e : (1) Rails shall be supplied by Railways. (2) One set consists of two rails i.e. both left and right.

Providing and fixing of flared portion of Set guard rails of any rail section over PSC sleepers including fixing of with all fittings, including leading of rails and fittings, squaring and adjusting spacing of sleepers as required, providing nose blocks duly cutting wooden blocks supplied by railways and fixing it with bolts of 16mm dia as directed complete a n d finished as per RDSO's approved drawing. Note: 1.One set consists of LH & RH side rails of one end. 2.Required P.Way fittings will be supplied at SSE stores depot.

Drilling holes 25mm to 40mm dia. with Each drill twist in the foot of guard rails for fixing guard rails on bridge as directed. KRDCL HQ-ADMINISTRATION/KRDCL HQ

Drilling of 25mm to 40mm dia. holes in Each PSC sleepers with suitable rotary hammer / drilling machine at indicated location for fixing of guard rails on bridges & its approaches as per approved drawing and fixing of contractor's HDPE dowels and adhesive of approved quality to Drawing no. RDSO/T-3002, procured from RDSO's approved sources with contractor's materials and consumable. Erection or removal of temporary Engineering Indicator Board or any other board at specified locations without causing infringement to track etc. complete and as directed.

Arranging labour as and when required Day by the Engineer in charge, for various works under SSE/P.Way, with contractor's T&P, equipments, hand signal flags, etc. as per specifications, special conditions and detailed scope of work as furnished in the tender and as directed by the Engineer in charge. Note: Item shall be operated with prior approval of concerned Sr. DEN / DEN in charge. Total 88960549.56 Schedule B-Items of works that are covered by the Southern Railway USSOR 2021 as corrected by Schedule and up to date applicable to TRIVANDRUM & PALAKKAD DIVISION for Structural steel work of Composite Girder, metalizing of steel work, provision of bearing and other miscellaneous works. Item- 1 Items of works that are covered by the Southern Railway USSOR 2021 S No. Item No Description of Item Unit Qty Rate Amount Supplying, fabrication, assembling of all types of steel girders of specified spans with structural steel conforming to Quality "B0" Grade Designation E250 conforming to IS:2062, erection / slewing / end launching of steel girders with cranes or any other approved launching methods as per site conditions (not requiring traffic block) on sub-structure including provision of trolley refuges etc., complete as per approved QAP and drawings conforming to IRS-B1-2001 and other relevant codes and s p e c i fi c a t i o n s . Note: 1. Detailed fabrication and erection drawings & launching methodology will be prepared by the contractor and got approved from Railway. 2. The rate is all inclusive including launching in position, complete in all respect except cost of (i) Painting / Metalising; (ii) Bearings & (iii) HSFG bolts which shall be paid extra under relevant item. 3. The payment shall be made on the theoretical weight of main components and gusset plates only. 4. Payment Schedule: (i) Receipt of material at site: 40% (ii) Fabrication of girders: 20% (iii) Erection/Launching: 20% (iv) Completion in all respects: 20%

Plate Girder/Composite Girder (Steel Work) KRDCL HQ-ADMINISTRATION/KRDCL HQ

Extra for using steel conforming to MT Grade Designation E350 instead of Grade Designation E250 of Quality "B0" as per IS: 2062

Supplying and fixing HSFG bolts of any Kg dia and any length with suitable nuts including DTI washers conforming to IRS- B1-2001 for bridges and steel structures with contractors labour, tools and plants and lead and lift etc., complete. Metallizing of steel work of girders with sprayed aluminium after surface preparation by Sand/grit blasting, followed by one coat of etch primer (IS:5666) & one coat of Zinc Chrome primer (IS:104) and two coats of aluminium paint (IS:2339) with all labour, T&P and material as a complete job duly conforming to all relevant specifications and process given under Clause 39 of IRS-B1-2001. Note: Nominal Thickness of sprayed Aluminium coating shall be 150 microns. DFT of Zinc chrome primer shall be 25-30 microns and DFT of each coat of Aluminium paint shall be 12-14 microns.

On new girder during fabrication

Supplying, Fabricating and fixing access MT ladders, inspection platforms, Trolley refuges etc., on bridges with structural steel conforming to IS:2062 including welding / bolting, priming painting with one coat of ready mixed paint of Zinc Chromate (IS:104) with DFT of 25-30 microns followed by one coat of Zinc Chrome Red Oxide (IS:2074) with DFT of 25 microns with all material, labour, T&P as a complete job. Note: Painting shall be paid separately under relevant item. Design, supply, fitting and fixing in position true to line and level POT-PTFE bearing of 200 MT Capacity, consisting of a metal piston supported by a disc or un reinforced elastomer confined within a metal cylinder, sealing rings, dust seals, PTFE surface sliding against stainless steel mating surface, complete assembly to be of cast steel / fabricated structural steel, metal and elastomer elements complete as per IS:2062, IS:1030, AISI:304, AISI:316, IS:6911, BS:3784, IS:3400, IS:226, BS-5400, Bridge Code and as per approved drawing and Technical Specifications. The design of the bearings shall be submitted by the manufacturers / contractor and got approved from Railway before fixing. Test report after inspection of the bearings shall be submitted and got approved before the materials are lifted from the manufacturer premises.

POT-cum -PTFE Bearing (Free end)

POT Bearing-Fixed Type

POT-cum -PTFE Guided (L)Bearing

POT-cum -PTFE Guided (T)Bearing Total 65932835.13 KRDCL HQ-ADMINISTRATION/KRDCL HQ Schedule C-Items of works that are covered by the Southern Railway USSOR 2021 as corrected by Schedule and up to date applicable to TRIVANDRUM & PALAKKAD DIVISION for provision of bored cast in-situ RCC piles and load testing of piles. Item- 1 Items of works that are covered by the Southern Railway USSOR 2021 S No. Item No Description of Item Unit Qty Rate Amount Boring, providing and installation of bored cast in-situ Reinforced Cement Concrete piles using Hydraulic piling Rig of specified diameter and length below pile cap of specified grade with Design Mix Cement Concrete, using 20mm graded crushed stone aggregate and coarse sand of approved quality, to carry a safe working load not less than specified, concreting by machine batching, machine mixing, scaffolding, using Admixture in approved proportion (as per IS:9103), placing with tremie pipe, chipping off of pile top to remove laitance concrete above cut off level etc., pumping and bailing out water complete in all respect as per approved drawing, specification and direction of the Engineer in charge. N o t e : 1. Payment for only cement, reinforcement shall be made extra. 2. Length of the pile for payment shall be measured up to the bottom of RCC pile Cap. 3. Plasticiser shall invariably be used in approved proportion to increase workability with minimum possible quantity of cement for all grade of Design Mix Concrete unless it is specifically approved citing reasons for not using plasticiser at the stage of Mix Design and in that case deduction shall be made as per relevant item.

1000mm diameter

Providing, fabricating and installing MT permanent casing pipe for bored piles for all diameters with specified thickness of steel plate including all labour, materials, tools & complete as per approved drawing & specifications complete in all respect as per the direction of Engineer in charge. Note: Payment shall be made as per the weight of circular plate of casing pipe only. Extra for chiselling in addition to boring of piles, if chiselling is required to be resorted to in hard rock or big stone boulders larger than 30cm, manually or by any other means.

1000mm diameter pile Conducting load test of a single pile up to specified capacity in accordance with IS:2911 (Part-IV) including installation of loading platform and preparation of pile head or construction of test cap and dismantling of test cap after test etc. with all labour, material, tool & plants, equipment, machinery, etc. complete as per drawing and specification, as directed by the Engineer.

Initial load test above 100 ton and up to Each 250 T capacity pile

Extra for every increase of 50 ton in pile Each capacity or part thereof over 250 ton KRDCL HQ-ADMINISTRATION/KRDCL HQ

Routine capacity up to 250 ton capacity pile Lateral load testing of single pile in accordance with "IS Code of practice IS:2911 (Part-IV) for determining safe allowable lateral load of pile" with all labour, material, tool & plants, equipment, machinery, etc complete as per drawing and specification as directed by the Engineer.

Piles with lateral load capacity of up to Each 50 ton

Piles with lateral load capacity of above Each 50 ton and up to 100 ton

Pulse Echo Test (PET) for integrity Each testing of piles with contractor's men, materials and machines. The rate includes cost of Inspection of site, preparation of pile head and any other unforeseen cost required for the test, submission of reports in triplicate as per satisfaction of the Engineer in Charge. Total 29919997.44 Schedule D-Items of works that are covered by the DSR 2021 for Construction of Foundation, Sub Schedule structure, Superstructure and other miscellaneous works of Railway span and approaches including retaining wall on approaches, diversion road and staircase except reinforcement Steel Item- 1 Items of works that are covered by the DSR 2021 S No. Item No Description of Item Unit Qty Rate Amount 2.0 EARTH WORK Banking excavated earth in layers not exceeding 20 cm in depth, breaking clods, watering, rolling each layer with 1 / 2 tonne roller, or wooden or steel rammers, and rolling every 3rd and top- 2.3 most layer with power roller of minimum 8 tonnes and dressing up, in embankments for roads, flood banks, marginal banks, and guide banks etc., lead upto 50 m and lift upto 1.5 m : 1 2.3.1 All kinds of soil cum 273 543.4 148348.2 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 2.6 on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. 2 2.6.1 All kinds of soil cum 455 205.45 93479.75 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 2.8 on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 3 2.8.1 All kinds of soil. cum 570 286.85 163504.5 4.0 CONCRETE WORK 4.1S CEMENT CONCRETE (CAST IN SITU) Providing and laying in position cement concrete of specified grade excluding 4.1 the cost of centering and shuttering - All work up to plinth level : KRDCL HQ-ADMINISTRATION/KRDCL HQ 4.1.3 1:2:4 (1 cement : 2 coarse sand (zone- cum 2 7365.15 14730.3 III) derived from natural sources : 4 4 graded stone aggregate 20 mm nominal size derived from natural sources) 4.1.5 1:3:6 (1 Cement : 3 coarse sand (zone- cum 28 6833.4 191335.2 I I I ) derived from natural sources : 6 5 graded stone aggregate 20 mm nominal size derived from natural sources) 5.0 REINFORCED CEMENT CONCRETE 5.1S CAST IN SITU Providing and laying in position specified grade of reinforced cement concrete, 5.1 excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 5.1.2 1:1.5:3 (1 cement : 1.5 coarse sand cum 81 8364.2 677500.2 (zone-III) derived from natural sources: 3 6 graded stone aggregate 20 mm nominal size derived from natural sources) 5.3 Reinforced cement concrete work in cum 66 10719.3 707473.8 beams, suspended floors, roofs having slope up to 15 degree landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to 7 floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources). 5.9S FORM WORK Centering and shuttering including 5.9 strutting, propping etc. and removal of form for 5.9.1 Foundations, footings, bases of columns, Sqm 26 307.95 8006.7 8 etc. for mass concrete 5.9.2 Walls (any thickness) including attached Sqm 2547 669.55 1705343.85 9 pilasters, butteresses, plinth and string courses etc. 5.9.3 Suspended floors, roofs, landings, Sqm 76 766.55 58257.8 10 balconies and access platform 5.9.5 Lintels, beams, plinth beams, girders, Sqm 174 608.35 105852.9 11 bressumers and cantilevers 5.9.6 Columns, Pillars, Piers, Abutments, Posts Sqm 132 804.25 106161 12 and Struts 5.9.7 Stairs, (excluding landings) except Sqm 204 657.75 134181 13 spiral-staircases 5.33S DESIGN MIX CONCRETE KRDCL HQ-ADMINISTRATION/KRDCL HQ 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 a n d w o r k a b i l i t y without impairing strength; including pumping of concrete to site of laying, curing, carriage for all 5.33 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 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. 5.33.1 All works upto plinth level 5.33.1.2 Concrete of M30 grade with minimum cum 218 8825.35 1923926.3 14 cement content of 350 kg /cum 10.0 STEEL WORK Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, 10.16 fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. 15 10.16.1 Hot finished welded type tubes Kg 1036 154.9 160476.4 10.28 Providing and fixing stainless steel ( Kg 3532 612.25 2162467 Grade 304) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash 16 fasteners , stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.). 15.0 DISMANTLING AND DEMOLISHING 15.3 Demolishing R.C.C. work manually/ by cum 40 2928.1 117124 mechanical means including stacking of 17 steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge. Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of 15.7 unserviceable material within 50 metres lead as per direction of Engineer-in- charge. 18 15.7.4 In cement mortar cum 60 1698.45 101907 KRDCL HQ-ADMINISTRATION/KRDCL HQ Demolishing stone rubble masonry manually/ by mechanical means including stacking of serviceable 15.9 material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge : 19 15.9.2 In cement mortar cum 40 2027.1 81084 16.0 ROAD WORK Providing and applying tack coat using bitumen emulsion conforming to IS:8887, using emulsion pressure 16.31 distributer including preparing the surface & cleaning with mechanical broom. 16.31.1 With rapid setting bitumen emulsion 20 16.31.1.1 On W.B.M / W.M.M. @ 0.4kg/sqm Sqm 9175 11.6 106430 21 16.31.1.2 On bituminous surface @ 0.25kg/sqm Sqm 20696 7.9 163498.4 16.35 2.5 cm premix carpet surfacing with 3 Sqm 5500 205.25 1128875 cum of stone chippings 10 mm nominal size per 100 sqm and bitumen emulsion (medium setting min. 65% bitumen 22 contents) complying with IS : 8887, using 96 kg per cum of chippings of road surface, including consolidation with road roller etc complete . Providing and laying bitumen mastic wearing course (as per specifications) with industrial bitumen of grade 85/25 conforming to IS : 702, prepared by using mastic cooker and laid to required level and slope, including providing antiskid surface with bitumen precoated fine grained hard stone chipping of 16.37 approved size at the rate of 0.005 cum per 10 sqm and at approximate spacing of 10 cm centre to centre in both directions, pressed into surface protruding 1 mm to 4 mm over mastic surface, including cleaning the surface, removal of debris etc. all complete. (Considering bitumen using 10.2% as per MORTH specification). 23 16.37.1 25 mm thick Sqm 3068 726.95 2230282.6 16.49S MISCELLANEOUS 16.50 Providing and fixing Glow studs of size Each 727 175.5 127588.5 100x20 mm made of heavy duty body shall be moulded ASA (Acrylic styrene Acryloretrite ) or HIP (High impact polystyrene) or ABS having electronically welded micro- prismatic lens with abrasion resistant coating as approved by Engineer in charge. The glow stud shall support a load of 13635 kg tested in accordance with ASTM D4280. The slope of retro- reflective surface shall be 35 (+/-5) degress to 24 base .The reflective panels on both sides with at least 12 cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I: 809 as recommended in BS: 873 part 4 : 1973. The studs shall be fixed to the Road surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-charge. KRDCL HQ-ADMINISTRATION/KRDCL HQ Providing and laying Dense Graded Bituminous Macadam using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher 16.54 equiped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specificatons and directions of Engineer-in-Charge. 16.54.1 50 to 100 mm average compacted cum 441 10013.3 4415865.3 thickness with bitumen of grade VG-30 @ 5% (percentage by weight of total 25 mix) and lime filler @ 2% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity. Providing and laying Bituminous concrete using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher 16.57 equiped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers to achieve the desired compaction and density as per specification, complete and as per directions of Engineer-in-Charge. 16.57.1 40/50 mm compacted thickness with cum 442 10870.75 4804871.5 bitumen of grade VG-30 @ 5.5% (percentage by weight of total mix) and 26 lime filler @ 3% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity. KRDCL HQ-ADMINISTRATION/KRDCL HQ Manufacturing, supplying and fixing retro reflective sign boards made up of 2 mm thick aluminium sheet, face to be fully covered with high intensity encapsulated type heat activated retro reflective sheeting conforming to type - IV of ASTM-D 4956-01 in blue and silver white or other colour combination including subject matter, message (bi- lingual), symbols and borders etc. as per IRC ; 67:2001, pasted on substrate by an adhesive backing which shall be activated by applying heat and pressure conforming to class -2 of ASTM-D-4956- 01 and fixing the same with suitable sized aluminium alloy rivets @ 20 cm c/c to back support frame of M.S. angle iron of size 25x25x3 mm along with theft resistant measures, mounted and fixed 16.59 with 2 Nos. M.S. angles of size 35x35x5 mm to a vertical post made up to M.S. Tee section ISMT 50x50x6 mm welded with base plate of size 100x100x5 mm at the bottom end and including making holes in pipes, angles flats, providing & fixing M.S. message plate of required size, steel work to be painted with two or more coats of synthetic enamel paint of required shade and of approved brand & manufacture over priming coat of zinc chromate yellow primer (vertical MS-Tee support to be painted in black and white colours).Backside of aluminium sheet to be painted with two or more coats of epoxy paint over and including appropriate priming coat including all leads and lifts etc. complete as per drawing , specification and direction of Engineer-in-charge. 16.59.1 Mandatory/ Regulatory sign boards of Each 8 5745.95 45967.6

3750 mm 16.59.2 Cautionary /warning sign boards of Each 16 4209.2 67347.2 equilateral triangular shape having each 28 side of 900 mm with support length of 3650 mm KRDCL HQ-ADMINISTRATION/KRDCL HQ Manufacturing, supplying and fixing retro reflective overhead signage boards made up of 2 mm thick aluminium sheet, face to be fully covered with high intensity and encapsulated lens type heat activated retro reflective sheeting conforming to type - III of ASTM-D-4956- 01 as approved by Engineer-in-charge, letters, borders etc. as per IRC : 67-2001 in silver white with blue colour back ground and with high intensity grade, pasted on substrate by pressure sensitive adhesive backing which shall be activated by applying pressure conforming to class II of ASTM-D-4956- 01 and fixing the same to the plate of structural frame work by means of suitable sized aluminium alloys, rivets or 16.60 bolts & nuts @ 300 mm centre to centre all along the periphery as well as in two vertical rows along with theft resistant measures, including the cost of painting with two or more coats of epoxy paint in grey colour on the back side of aluminium sheet including appropriate priming coat. The rate includes the cost of rounding off the corners, lowering down the structural frame work from the gantry, fixing and erecting the same in position all complete as per drawings, specification and direction of the engineer-in-charge.(Structural frame work including M.S. plate to be provided separately. Rectangular area of the sheet only shall be measured for payment). 29 16.60.1 Overhead informatory road signage Sqm 16 5609.55 89752.8 16.62 Providing and applying 2.5 mm thick Sqm 493 623.8 307533.4 road marking strips (retro- reflective) of specified shade/ colour using hot thermoplastic material by fully/ semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater 30 and profile shoe heater, driven by experienced operator on road surface including cost of material, labour, T&P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete as per direction of Engineer-in-charge and accordance with applicable specifications. Providing and fixing G.I. chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 16.70 2 mm dia wire or nuts, bolts and washers as required complete as per the direction of Engineer-in-charge. 31 16.70.1 Made of G.I. wire of dia 4 mm Sqm 120 859.5 103140 KRDCL HQ-ADMINISTRATION/KRDCL HQ 16.75 Providing and laying C.C. pavement of cum 53 8277.55 438710.15 mix M-25 with ready mixed concrete from batching plant. The ready mixed concrete shall be laid and finished with screed board vibrator , vacuum dewatering process and finally finished by floating, brooming with wire brush 32 etc. complete as per specifications and directions of Engineer-in-charge. (The panel shuttering work shall be paid for separately). (Note:- Cement content considered in this item is @ 330 kg/cum. Excess/less cement used as per design mix is payable/ recoverable separately). 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 16.78 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. 16.78.1 With material conforming to Grade-I cum 1553 2658.1 4128029.3 33 (size range 75 mm to 0.075 mm) having CBR Value-30 16.79 Providing, laying, spreading and cum 1696 2803.65 4754990.4 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, 34 laying in uniform layers with mechanical paverfinisher 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. 16.89 Providing and laying matt finished Sqm 136.49 1250.75 170714.87 vitrified tile of size 300x300x9.8mm having with water absorption less than 0.5% and conforming to IS: 15622 of approved make in all colours and shades in for outdoor floors such as footpath, 35 court yard, multi modals location etc., laid on 20mm thick base of cement mortar 1:4 (1 cement : 4 coarse sand) in all shapes & patterns including grouting the joints with white cement mixed with matching pigments etc. complete as per direction of Engineer-in-Charge. 16.90 Providing and laying tactile tile (for Sqm 78 1719 134082 vision impaired persons as per standards) of size 300x300x9.8mm having with water absorption less than 0.5% and conforming to IS:15622 of approved make in all colours and shades in for outdoor floors such as footpath, 36 court yard, multi modals location etc., laid on 20mm thick base of cement mortar 1:4 (1 cement : 4 coarse sand) in all shapes & patterns including grouting the joints with white cement mixed with matching pigments etc. complete as per direction of Engineer-in-Charge. KRDCL HQ-ADMINISTRATION/KRDCL HQ 16.93 Providing and placing in position 100 Sqm 1493 2617.15 3907404.95 mm thick factory made machine batched & machine mixed Precast RCC Rectangular Covers on drains of footpath of various sizes, of M-25 grade cement concrete for RCC work, including cost of centering, shuttering, reinforcement of 8 mm dia TMT bars of Fe 500 grade @ maximum 100mm c/c 37 on both ways , neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick , 100 mm wide MS sheet duly painted over priming coat , reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12 mm dia bar for hooks etc i/c cost of cartage, all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge. Total 35786243.87 Schedule F-Items of works that are covered by the Southern Railway USSOR, 2021 as corrected by Schedule and up to date applicable to TRIVANDRUM & PALAKKAD DIVISION for Supply of Cement (Schedule A, C) Item- 1 Items of works that are covered by the Southern Railway USSOR, 2021 S No. Item No Description of Item Unit Qty Rate Amount Supply and using Cement at Worksite

Ordinary Portland Cement 53 grade of MT approved brands/makes Total 37108236.24 Schedule G-Items of works that are covered by the Southern Railway USSOR, 2021 as corrected by Schedule and up to date applicable to TRIVANDRUM & PALAKKAD DIVISION for Supply of Reinforcement Steel (Schedule A, C, D) Item- 1 Items of works that are covered by the Southern Railway USSOR, 2021 S No. Item No Description of Item Unit Qty Rate Amount Supply of steel reinforcement of approved brands/makes for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete.

Thermo-Mechanically Treated bars of Kg grade Fe-500D or more of approved brands/makes. Total 151401013.95