CWE/CHM-137/2025-26 CIVIL/EM WORKS FOR SPECIAL REPAIR TO ROOF TREATMENT OF HQ WESTERN COMMAND BUILDING NO. P-163, CHANAKYA BUILDING NO. P-899 AT CHANDIMANDIR MIL STATION UNDER GE CHANDIMANDIR

Dismantling of existing brick tiles or terracing tiles on roof, grouted in cement mortar and removal of all debris/ surplus materials and soil etc., to a distance 0.5 km complete all as specified and as directed by Engineer-in-Charge.

Demolition of Mud phuska as in roofs, of any thickness, including PCC padding, plastering and leeping (whether full thickness removed or only a part thereof) with and including removal of any existing treatment upto mother slab and removal of all debries/ surplus material and soil etc., to a distance of 2.5 KM complete all as specified and directed by Engineer-in-Charge.

Demolition of PCC of any description and in any position not otherwise specifically provided for complete all as specified and directed by Engineer-in-Charge.

M&L for PCC 1:2:4, type B-1 (using 20 mm graded stone aggregates) as in padding on roofs, terraces, sunken and similar works complete all as specified and directed by Engineer-in-Charge.

M&L for rendering 10 mm thick on roof slab/ PCC surface in cement mortar 1:4, using water proofing compound including roughening the surfaces as required complete all as specified and directed by Engineer-in-Charge. (NOTE : WPC will be measured and paid for separately)

Taking down cement or cement lime plaster on brick or stone walls & ceilings etc., including raking out joints, hacking for key, scrubbing down with water etc. complete all as specified and as directed by Engineer-in-Charge.

M&L for rendering 15 mm thick in cement mortar 1:4 on fair faces of brick work or concrete surfaces including finishing the surfaces even and smooth complete all as specified and as directed by Engineer-in-Charge. (Note: water proofing compound shall be measured and paid for separately)

Supply only liquid water proofing compound, ISI marked, complete all as specified.

Demolition of brick work built in cement mortar including all quoins, arches, pillars etc., including disposal of rubbish not exceeding 1.5 km complete all as specified and as directed by Engineer-in-Charge.

Material and labour for brick work with fly ash bricks (old size), straight or curved on plan exceeding 6 metre mean radius built in cement mortar 1:4 complete all as specified and as directed by Engineer-in-Charge.

Demolition of RCC (reinforcement cut as required to facilitate demolition) of any description and in any position not otherwise specifically provided for complete all as specified and as directed by Engineer-in-Charge.

M&L for RCC 1:2:4, type B-1 (using 20 mm graded stone aggregates) as in Fins, fascias, louvres, parapets, and railings exceeding 60 cm in height, newels, balustrade and similar work complete all as specified and as directed by Engineer-in-Charge.

M&L for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and as directed by Engineer-in-Charge.

M&L for Formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses and similar works complete all as specified and as directed by Engineer-in-Charge.

M&L for preparation of newly plastered surfaces of walls with wire brush and washing rubbing down with water including applying Two or more coats of 100% Premium acrylic emulsion paint 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 (Company Depot Tinted) with silicon additives @1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @0.90 litre/ 10 sqm over new surfaces including 1 mm thick wall care putty on new plastered wall surface and prepare the surface wall even and smooth all as specified and as directed by Engineer-in-Charge.

S&F PVC (SWR) pipe and vent pipe, 110 mm bore, single socketed in any length with rubber ring joints fixed with solvent fixed to walls with and including MS claimps and PCC in hold fast etc. and making good the disturbed surface including taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., complete all as specified and as directed by Engineer-in-Charge.

S&F PVC (SWR) pipe and vent pipe, 150 mm bore, single socketed in any length with rubber ring joints fixed with solvent fixed to walls with and including MS claimps and PCC in hold fast etc. and making good the disturbed surface, including taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., complete all as specified and as directed by Engineer-in-Charge.

S&F 150 mm PVC (SWR) bend complete all as specified and as directed.

S&F 110 mm PVC (SWR) bend complete all as specified and as directed.

M&L for disconnecting existing tanks exceeding 250 litres not exceeding 500 litres, setting aside (or lowering if required) for repairs, cleaning etc., and hoisting if required reconnecting and re-fixing in position (Cleaning repairing etc. shall be measured separately) complete all as specified and directed by Engineer-in-charge.

M&L for disconnecting existing tanks exceeding 500 litres not exceeding 1000 litres, setting aside (or lowering if required) for repairs, cleaning etc., and hoisting if required reconnecting and re-fixing in position (Cleaning repairing etc. shall be measured separately) complete all as specified and directed by Engineer-in-charge.

S&F Rotational moulded PVC, Triple layered, water storage tanks of capacity 500 litre (cylindrical vertical with closed top), ISI Marked, hoisted and fixed in position all as specified in SSR Part I, including all fitting such as connection pieces with GI tank nipple for inlet, outlet, washout and overflow etc and including 20 mm size Ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe including dismantling of existing tank complete all as specified and as directed by Engineer-in-Charge.

S&F Rotational moulded PVC, Triple layered, water storage tanks of capacity 1000 litre (cylindrical vertical with closed top), ISI Marked, hoisted and fixed in position all as specified in SSR Part I, including all fitting such as connection pieces with GI tank nipple for inlet, outlet, washout and overflow etc and including 20 mm size Ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe including dismantling of existing tank complete all as specified and as directed by Engineer-in-Charge.

M&L to RCC sunshades, chajjas, balconies, coloumns, bands, beams and similar RCC work at any position/ height by dismantling loose/ disintegrated portion including necessary scaffolding and safety arrangements and dubbing out with cement concrete 1:2:4, 15 mm to 50 mm thick, B-0 (using 12.5 mm graded stone aggregate) to make up and finished the required shape including provision of necessary scaffolding and formwork up to three storey building if required with and including finishing with 5 mm thick rendering in cement mortar 1:4 finished even and fair without using extra cement complete all as specified and as directed by Engineer-in-Charge.

M&L for 0.56 mm thick, plain, Aluminium sheeting, Alloy 31000 H4 in ridges, hips, valley gutter, drip and straight flashing (length and girth as fixed) on crumble joints (Building height upto 30 metre) of wall and roof of any places including demolition of old sheet complete all as specified and as directed by Engineer-in-Charge.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and as directed by Engineer-in-Charge.

S&F Rolled/ tubular sections as in main and cross beams, hip and jack rafters; purlins where connected to common rafters and running rails and guides for sliding doors; fixed with angle cleats or other connecting plates conforming to Fe-410 W(Gde E-250) quality B complete all as specified and as directed by Engineer-in-Charge.

S&F Pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet, 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws complete all as specified and as directed by the Engineer-in-Charge.

M&L for Framed work such as grills, gratings, etc., with ends of bars shouldered and/ or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290. Gde-E-165 complete all as specified and as directed by Engineer-in-Charge.

S&F 20 mm bore tubes, medium grade, galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors complete including taking down old GI pipe with all fittings complete all as specified and directed by Engineer-in-charge.

S&F 15 mm bore tubes, medium grade, galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors complete including taking down old GI pipe with all fittings complete all as specified and directed by Engineer-in-charge.

S&F Gun-metal, globe or gate valves, suitable for 20 mm dia GI pipe with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed by Engineer-in-charge.

M&L for providing cement concrete 1:2:4, type B-0 (using 12.5 mm graded stone aggregate) as in roof kerbs or mud stops, rounded or chamfered on edges, coping and similar works complete all as specified and as directed by Engineer-in-Charge.

M&L for preperation of new steel surfaces of any description, not otherwise described over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing Heat Resistant Terrace Tiles (300 mm x 300 mm x 20 mm) with SRI (solar refractive index) > 78, solar reflection > 0.70 and initial emittance > 0.75 on waterproof and sloped surface of terrace, laid on 20 mm thick cement sand mortar in the ratio of 1:4 (1 cement : 4 coarse sand) and grouting the joints with mix of white cement & marble powder in ratio of 1:1, including rubbing and polishing of the surface upto 3 cuts complete, including providing skirting upto 150 mm height along the parapet walls in the same manner complete all as specified and as directed by Engineer-in-Charge.

Dismantling of Ductable AC of capacity 8.5 TR and kept at site for reuse complete all as specified and as directed by Engineer-in-charge.

Dismantling of cassette/ split/ VRV/ Pillar/ Ductable AC of different capacity 4/ 3/ 2/ 1.5 TR and kept at site for reuse complete all as specified and as directed by Engineer-in-charge.

Taking down Copper pipe 28.6/ 22.6/ 15.9/ 12.7 outer dia with insulation of 19 mm kept at site for reuse complete all as specified and as directed by Engineer-in-charge.

Fixing only Ductable AC of capacity 8.5 TR including stand (item obtained from item No 36) complete all as specified and as directed by Engineer-in-charge.

Fixing only cassette/ split/ VRV/ Pillar/ Ductable AC of different capacity 4/ 3/ 2/ 1.5 TR including stand (item obtained from item No 37 complete all as specified and as directed by Engineer-in-charge.

Fixing only Copper pipe 28.6/ 22.6/ 15.9/ 12.7 outer dia with insulation of 19 mm (obtained from item no 2) kept at site for re use including connection complete all as specified and as directed by Engineer-in-charge.

Supply & Fixing Copper pipe 28.6/ 22.6/ 15.9 outer dia with insulation of 19 mm including connection complete all as specified and as directed by Engineer-in-charge.

Supply & Fixing only Copper pipe 12.7 outer dia with insulation of 19 mm including connection complete all as specified and as directed by Engineer-in-Charge.

Supply & charging (Topping up) the cooling appliances etc., with refrigerant gas R-410 or R 22 in required quantity for desired cooling complete all as specified and as directed by Engineer-in-charge.

S&F in repair PVC insulated, unsheathed, multisranded copper conductor cable, 2.5 sqmm, 3 core for communication from outdoor unit to indoor unit with and including PVC conduit of suitable size complete all as specified and as directed by Engineer-in-Charge.

Dismantling/ Taking down of LT Panel from roof and kept at site for reuse at site including disconnection of LT Cable complete all as specified and as directed by Engineer-in-Charge.

Dismantling/ Taking down AC/ phase connector Panel from roof and kept at site for reuse at site including disconnection of LT Cable complete all as specified and as directed by Engineer-in-Charge.

Supply and fixing in repair copper strip 20 x 3.15 mm laid on wall/ floor/ ground complete all as specified and directed.

Supply & Fixing cable tray, stainless steel, perforated of width 12 inch complete all as specified and as directed by Engineer-in-Charge.

Supply, Install, testing and commmisoning of Sealed maintenance free chemical filled Earthing electrode, earthing electrode having following specifications :- (a) Diameter of the pipe-80 mm, thickness of the pipe- 3.9 mm, Length of the pipe:- 3000 mm, Galvanised thickness:- 80-100 micron, Type of galvanising:- Hot dipped, Chemical used in the pipe:- High conductive and crystalline conductive mixture (CCM), Chemical approx weight:- 12 kg, (b) ground back filled compound 50 kg as conforming to IS 3043 properly mixed the after all around the earthing electrode. (c) necessary boring in ground in any type of strata/ soil and connecting to test point, (d) Construction of brick masonry earth pit of internal size 12” x 12” and 300 mm deep including finishing work and fixing of CI cover as manufacturer's specification complete all as specified and directed by Engineer-in charge. (e) Testing for proper working.

Disconnection and taking down old unserviceable MCB DB, junction box, panels of any size complete with all MCCB's, MCB's etc and removing from site, complete all as specified and as directed by Engineer-in-Charge.

S&F sheet metal enclosures for MCB DB, SPN, 240 volts, 8 way, double door fitted with 200 Amp bus bar, neutral link, earth bar and din rail complete all as specified and as directed by Engineer-in-Charge.

S&F vertical TPN distribution board, double door, flush mounting with provision for MCCBs incomer upto 160 Amp, 415 volts & outgoing 4 way having IP-43 protection complete all as specified and as directed by Engineer-in-Charge.

S&F MCCB, 4 pole, 3 phase, 415 volts of capacity 160 Amps, 25 KA with adjustable thermal and magnetic release complete with proper cooper thimble connection complete all as specified and as directed by Engineer-in-Charge.

S&F MCB, SPN, 40 to 63 Amp, 230 volts having breaking capacity 10KA "C" type complete all as specified and as directed by Engineer-in-Charge.

S&F MCB, SP, 6 to 32 Amp, 230 volts having breaking capacity 10KA "C" type complete all as specified and as directed by Engineer-in-Charge.

Supply, laying & testing of XLPE insulated, screened, PVC bedded, galvanised strip or wire armoured, heavy duty LT cable, with stranded aluminium conductor, 1100 volts grade, of size 300 sqmm, 3.5 core, laid in trenches, sleeving through pipes or fixed on poles & walls or laid under floors including jointing with suitable size aluminium lugs including taking out old unserviceable LT XLPE cable complete all as specified and directed by Engineer-in-Charge. Note:- Excavation & earth work, sand cushioning and cable protection shall be measured and paid separately.

Supply, laying & testing of XLPE insulated, screened, PVC bedded, galvanised strip or wire armoured, heavy duty LT cable, with stranded aluminium conductor, 1100 volts grade, of size 70 sqmm, 3.5 core, laid in trenches, sleeving through pipes or fixed on poles & walls or laid under floors including jointing with suitable size aluminium lugs including taking out old unserviceable LT XLPE cable complete all as specified and directed by Engineer-in-Charge. Note:- Excavation & earth work, sand cushioning and cable protection shall be measured and paid separately.

Disconnection and Taking down carefully copper/ aluminium sub main wiring including PVC conduit pipe of any size and any type complete all as specified and as directed by Engineer-in-Charge.

M&L for Sub main wiring with two runs of single core PVC insulated and unsheathed multistranded, copper conductor (FRLSH) cable of size 6.0 sqmm LT, 1100V grade, down through and including adequate sizes PVC non metallic conduit of 20 mm/ appropriate dia with accessories and fittings and one run of 6.0 sqmm single core, multi stranded copper conductor (FRLSH) cable as earth continuity conductor complete all as specified and as directed by Engineer-in-Charge.

M&L for Sub main wiring with four runs of single core PVC insulated and unsheathed multistranded, copper conductor (FRLSH) cable of size 10.0 sqmm LT, 1100V grade, down through and including adequate sizes PVC non metallic conduit of 20 mm/ appropriate dia with accessories and fittings and one run of 10.0 sqmm single core, multi stranded copper conductor (FRLSH) cable as earth continuity conductor complete all as specified and as directed by Engineer-in-Charge.

Note: 1. total runs of main cable, one run of earth wire and one run of PVC non metallic conduit shall be measured as one run length. 2. Cable required for connection to DBs shall deemed to be include in the quoted rates and shall not be measured separately. 3. Earth wire shall run inside the conduit pipe.

M&L for Cutting chases, pinning in. making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exceeding 10 cm girth etc complete all as specified and as directed by Engineer-in-Charge.

Excavation in trenches in any type of soil not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation etc., or not exceeding 10 Sqm on plan and not exceeding 1.5 metre in depth for shafts, cesspits, manholes, pier holes, etc., and getting out complete all as specified and as directed by Engineer-in-Charge.

Returning, filling in excavated soil, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm each complete all as specified and as directed by Engineer-in-Charge.

Removing excavated soil not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed by Engineer-in-Charge.

M&L for dry sand cushioning to underground cables with 8 cm thick before laying of cables and 15 cm thick after laying and stretching of cable complete all as specified and as directed by Engineer-in-Charge.

Supply and Laying un-reinforced precast concrete cable cover class LV, type 1, flat, size 250 mm x 150 mm x 40mm complete all as specified and as directed by Engineer-in-Charge.

Taking up or down (from wall/ trenches/ floor) existing GI steel tubing and connections, including cleaning for refixing or removal to store of following sizes:- Note:- Excavation in trenches shall be measured and paid separately.

(i) 80 mm bore

(ii) 50 mm bore

(iii) 40 mm bore

(iv) 25 mm bore

(v) 20 mm bore

Supply and fixing GI tubing 'medium grade' of following sizes with one socket both end threaded in any length including cutting threading connection in new or old position including provision of all type of GI new fittings laid in wall/ ceiling/ floor complete all as specified and directed of following size :-

(i) 80 mm bore

(ii) 50 mm bore

(iii) 40 mm bore

(iv) 25 mm bore

(v) 20 mm bore

Supply, fixing and testing 3-layer PP-R Poly propylene random copolymer concealed pipes SDR 7.4 (PN-1.6), UV stabilized and anti-microbial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded Poly propylene random fittings (like socket, union, plug, tee, reducer, wall clamp in one meter distance, FT saddle, end cap, bend, FT socket, MT socket, cross tee, FT elbow) fixed complete to walls, ceilings or in floors including drilling of hole in existing wall, floor for passing of PP-R pipe or laid in trenches etc and making good complete all as specified and as directed of following size :-

(i) 63 mm bore

(ii) 25 mm bore

Supply & Fixing in replacement of Gun metal globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete as specified for the following size:-

(i) 50 mm bore

(ii) 40 mm bore

(iii) 25 mm bore

(iv) 20 mm bore

S&F PP-R gate valve (Brass insert) of 63 mm bore size as per requirement of site and fixed complete all as speacified and as directed by Engineer-in-charge.

S&F PP-R gate valve (Brass insert) of 25 mm bore size as per requirement of site and fixed complete all as speacified and as directed by Engineer-in-charge.

Supply and fixing in replacement 80 mm bore cast iron sluice valve, long body type of pressure rating PN-1.6 with stainless steel spindle, both end flanged, ISI marked, confirming to IS-14846, connecting to existing pipe line with and including rubber or fiber board gasket & nut bolt complete all as specified and as directed by Engineer-in-Charge.

Taking down of PVC fire water tank of capacity 5000 litres - 02 nos from the Plinth/ surface of after unscrewing nut, bolt washer, fitting and refixing in same location after roof treatment complete all as specified and as directed by Engineer-in-Charge. Note- 1. Cost of any minor fitting if required at site during the refixing shall be deemed to be inclusive in the quoated rate. 2. Any T&P required during the removing and refixing of PVC Tank shall be provided by the contractor and and cost of same shall be deemed to include in the unit rate quoted by the contractor.

Taking up or down (from wall/ trenches/ floor) existing MS pipe 100 mm bore and Refixing of MS pipe 100 mm dia and connections after roof treatment in new or old position including cleaning internally and externally, in wall/ floor/ ceiling including welding work complete all as specified and as directed by Egineer-in-Charge.

Note for all items: work shall be carried out up to (G +7 story building). Necessary arrangement for carring out the work including transportation of materials to execute the work shall be provided by the contractor within overall rate quoted against the items of this schedule and no claim whatsover shall be admissible on this account at later stage. Contractors are requested to quote their rates accordingly keeping this aspect in mind.