SPECIAL REPAIR TO ROOF OF VARIOUS BUILDINGS (OTM AND MD ACCN) AT AF STN PALAM UNDER GE(AF) PALAM DELHI CANTT-10

Amount

Taking down of existing tarfelt/mud and cement plaster of any description and thickness on roof top including flashing and junction of parapet and cleaning existing roof top surface by brooming , wire brushing including removing the debris out of MOD land complete all as specified and directed

Demolition of mud in roofs,any thickness, including plastering and leeping (whether full thickness removed or only a part thereof) and removing the debris out of MOD land complete all as specified and directed

Dismantling of terracing tiles, brick tiles and taking down of existing treatment from roof such as, tarfelt, cement plaster of any description and any thickness, mud phuska, including flashing and junction of parapet up to 4th storey of building and cleaning existing roof top surface by brooming, wire brushing, including removing the debris (Brick tile, Mud phuska, PCC other material obtain from dismantling) out of MOD land complete all as specified and directed.

Demolition of cement concrete (unreinforced) in Roofs, floors (other than ground floors), beams, staircases, landing, chajjas and similar suspended work including removing the debris out of MOD land complete all as specified and directed.

Demolition of brick work built in cement mortar or cement lime mortar including all quions ,arches, pillars etc complete all as specified and directed.

M&L for brick work with subclass 'B', brick, straight or curved on plain exceeding 6 m mean radius built in cement mortar 1:4 complete all as specified and directed.

All as per item No. 6 above but except bricks complete all as specified and directed.

M&L for 15 mm thick cement plaster using polymer modified ready-mix cement based mortar, complying to IS-1661-1972, IS-2250-1965, IS-2402-1963), applied on fair faces of brick work or concrete surfaces in ratio 1:4 as per manufacturer's instructions and to be finished even and smooth complete all as specified and directed.

Disconnecting existing tanks of capacity exc. 500 & n. exc. 1000 ltrs, setting aside (or lowering if required) for repairs, cleaning etc hoisting if required re-connecting and re-fixing in position after Cleaning and removing all scale and dirt etc from tanks and from mouths of circulating pipes etc complete all as specified and directed. (Note :- The cost of necessary GI nipple of any size, long threaded barrel nipple shall be inclusive in the quoted unit rate of the item).

Disconnecting existing tanks of capacity exc. 250 & n. exc. 500 ltrs, setting aside (or lowering if required) for repairs, cleaning etc hoisting if required re-connecting and re-fixing in position after Cleaning and removing all scale and dirt etc from tanks and from mouths of circulating pipes etc complete all as specified and directed. (Note :- The cost of necessary GI nipple of any size, long threaded barrel nipple shall be inclusive in the quoted unit rate of the item).

Taking up or down 20 mm steel tubing and connections in walls , ceiling, floors etc. for refixing or removal complete all as specified and directed.

Taking up or down 15 mm steel tubing and connections in walls , ceiling, floors etc. for refixing or removal complete all as specified and directed.

Taking down cement plaster of any description on brick or stone wall etc including raking out joints, hacking for key ,scrubbing down with water etc. complete all as specified and directed

M&L for 15 mm thick rendering on concrete surface in cement plaster 1:4 finished even and fair without using extra cement by using Dr. fixit or equivalent @ 3% of wt of cement content complete all as specified and directed.. (Note :- Water proofing Compound shall be measured and paid separately)

M & L for providing Cement concrete Type B1 1:2:4 ( 20mm graded stone aggregate ) in roof padding/coping to parapet wall /kerbs in roof to maintain the slope including water proofing compound ( Dr. fixit/STP NO. 1 or equivalent shall be added @200ml/bag of cement or as manufacturer's instructions complete all as specified and directed .( Note :- Water proofing Compound shall be measured and paid separately)

Supply only water proofing compound complete all as specified and directed. Make : Dr Fixit or equivalent

M&L for 10 mm thick rendering on concrete surface in cement mortar 1:4 mixed with WPC @ 200ml/bag of cement or as per manufacturer's instruction by weight of cement over green concrete surfaces complete all as specified and directed.

M&L for APP based modified prefabricated five layer 3mm thickness and weighing not less than 3.6 Kg/sqm water proofing membrane reinforced with polyester non woven fabric mat with 150gm/Sqm black finished with compatible primer confirming to IS 3488@ 0.3 litre/sqm and bonding material 85/25 bitumen 1.2 kg/sqm before and after laying membrane laid by torch application, side overlap of 75mm and overlap of 100mm longitudinally, at the junction of roof and parapet wall, a groove of 75 mm wide and 65 mm deep and shaping horizontal of groove with 1:3 with bituminous mastic joints/ overlap shall be sealed with hot bitumen 85/25 and applying 2 coats of water proof aluminium paint including preparation of newly or previously untreated surfaces of any description, over 10cm width or girth, not otherwise described complete all as specified and directed. (for both accessible and non-accessible roofs) Note: (a) The rate of necessary scaffolding wherever required shall be deemed to be included in the quoted rate of item. (b) Each step must be approved by Engr in Charge and GE before proceeding to next step complete all as specified and directed.(c) Ponding test shall be carried out by contractor.

Re-fixing 20 mm old steel tubing including all fittings and connections in new or old position (wall, ceiling, floors etc ) complete all as specified and directed.

Re-fixing 15 mm old steel tubing including all fittings and connections in new or old position (wall, ceiling, floors etc ) complete all as specified and directed.

M&L for cement concrete tiles 20cmx20cmx20mm thick,machine pressed; set jointed and pointed in neat cement slurry in floors with grey cement and no pigment and cut and polished on roof over and including 15mm thick screed bed in CM 1:4 complete all as specified and directed.

M&L for fair Cutting, chiseling, pinning in, n.exc 10cm width or girth on exposed surfaces of brickwork/ concrete work and making good to facings where required and pointing in cement mortar 1:3 to ends or edges after inserting APP membrane and properly sealed by torch application complete all as specified and directed

M&L for 15 mm dia medium grade GI tubing with all fittings and fixed complete to wall and ceiling or laid in floor complete all as specified and directed

M&L for 20mm dia medium grade GI tubing with all fittings and fixed complete to wall and ceiling or laid in floor complete all as specified and directed

Taking down eaves gutters and PVC rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fittings and accessories). complete all as specified and directed

Supply and Fixing 110 mm dia PVC (SWR) pipes single socketed in any length with rubber ring joints, fixed to walls including suitable clamps after every one meter of interval complete all as specified and directed

All as per ser item no. 26 here-in-before but 75 mm bore dia complete all as specified and directed

Supply and fixing 110 mm dia PVC (SWR) bends of radius 110mm dia fixed to PVC pipe complete all as specified and directed.

All as per item ser item no. 28 here-in-before but 75 mm bore dia. complete all as specified and directed

S&F in repair 15mm dia Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed complete all as specified and directed

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

Dismantling water tanks exc. 500 ltrs and n.exc. 1000 ltrs capacity complete all as specified and directed

Dismantling water tanks exc. 250 ltrs and n.exc. 500 ltrs capacity complete all as specified and directed

Supply and fixing 500 ltrs rotational moulded polyethylene water storage tanks three layers (cylindrical vertical with closed top) hoisted and fixed in position complete all as specified and directed

S&F fixed ball brass valves, high pressure with polythene float and fly nut complete to bore of pipe 20mm complete all as specified and directed

M& L for 15 mm thick rendering in cement mortar 1:4 on brick or concrete surfaces finished even and smooth without using extra cement complete all as specified and directed

M&L for rendering 10 mm thick cement plaster in CM 1 : 3 on concrete surfaces in ceiling (upto 4 storey building) including finishing surfaces even and smooth without using extra cement complete all as specified and directed.

Supply and fixing 1000 ltrs rotational moulded polyethylene water storage tanks three layers (cylindrical vertical with closed top) hoisted and fixed in position complete all as specified and directed.

M&L for guniting work to RCC work in columns, flooring, side walls ,beams, slabs chajjas etc. by removing loose concrete cover etc ,cleaning of concrete surface with steel wire brushes, washed with water and allowed to dry,and applying epoxy paint to rusted reinforcement and S&F welded wire mesh fabric or wire net less than 95 mm x 95 mm x 3 mm tied to existing reinforcement with nails, adhesive plaster grade for concrete and providing guniting pressure 2.0/2.5kg/sqm with admixture 1part of cement and 3.5 part of sand with average thickness 40mm and making the surface even including 15mm thick plastering in CM1:4 on brick or concrete surface including finishing even and smooth, without using extra cement including necessary formwork to be carried out ,complete all as specified and directed. Note - wherever reinforcement required will be measured and paid separately.

M&L for two coats of oil bound distemper over a coat of primer after preparation of new plastered surfaces complete all as specified and directed.

M&L for framed work such as grills, gratings, etc., with ends of bars shouldered and/or riveted, or forged into skipes: framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe-410. Gde E-250 complete all as specified and directed.

M&L for preparation of untreated new steel surfaces exc. 10 cm width or girth of any description and applying two coats of synthetic enamel paint over one coat of red oxide zinc primer complete all as specified and directed.

M&L for preparation of newly plastered or unplastered surface of walls and applying two coats of cement base paint over a coat of alkali resistant primer complete all as specified and directed.

M&L for preparing newly plastered or unplastered surface of ceiling and applying three coats of white wash complete all as specified and directed.

M&L for preparation of old surfaces of walls and applying one coat of cement base paint on walls over a coat of alkali resistant primer complete all as specified and directed.

M&L for providing cement concrete type B0 1:2:4 (12.5 mm graded stone aggregate) complete all as specified and directed.

M&L for cutting of vegetation plant from roof,terrace,chajjas,walls etc. digging out roots and making good the surface in PCC 1:2:4 type B-1 using 20mm graded stone aggregate finishing surface even and smooth including necessary scaffolding complete all as specified and directed. Notes for item No 1 to 47 : (a) The contractor shall remove debris /retrieved material of bldg from site to outside MoD land. The Qtr shall be neat and tidy after satisfactory maintenance in all respect failing which a panel recovery at rate of Rs 2000/- per Qtr shall be made from the contractor's due. (b) The Qtr in which maintenance to be carried out shall be completed within 15 days or as directed by Engr-in-charge after handing over said Qtrs to contractor failing which a panel recovery at rate of Rs 500/- per day for delay shall be made from the contractor's due.. (c) The tint or spot of paint, distemper, white wash etc. on furniture articles and similar items shall be cleaned in all respect failing which a panel recovery at rate of Rs 500/- per day shall be made from the contractor's due. (d) The contractor shall submit daily report of manpower, material and T&P deployed at site to Engr-in-charge as per CPM chart approved by GE. The quoted rates shall deemed to be included in the items mentioned above and nothing extra shall be paid on account of above provisions.

Shiv Shankar Nirman Co.

BRIJ MOHAN LAL AND CO.

Atish Builders LLP

M/S Chhavi Constructions Co

CHOPRA BUILDERS

Singh Associates

M/S Yamin

Parveen Builders

Rajan Traders