REPAIRS TO ROOF LEAKAGE/ SEEPAGE AT DHANA MIL STATION.

Amount

Taking down existing treatment of any description and any layer from roof including scraping and roughening old by picking, sweeping clean and washing down and removing debris outside MD land complete all as specified and as directed.

Material & labour for screed bed 15 mm thick in cement mortar 1:4 over RCC Roof mixed with water proofing compound @ 3% by weight of cement or manufacturer instruction all as specified. Note:- water proofing compound shall be measured and paid separately as supply only)

Material & labour for ponding test by filling 75mm deep water over roof treatment by making necessary arrangement to fill the complete roof slab atleast for 72 hrs, complete all as specified and as directed.

Material & Labour for preparing RCC roof surfaces with wire brush drying and cleaning to remove all foreign materials and washing with water to remove loose particle and applying APP membrane HMHDPE 3 Kg plain (thickness 3 mm) (total weight of the finished membrane not less than 3.0 kg/ sqm ± 5 % per sqm) confirming to IS 16540: 2017 of following operation complete all as specified and directed:- (a) Applying a coat of bitumen primer for bitumen membrane @ 0.40 litre/sqm by the same membrane manufacture of density at 25⁰C, 0.87-0.89 kg/ litre and viscosity 70-160 cps, laying over the primer coat using Butane Torch and sealing all joints, overlapping etc. as per Annex D of IS 16540: 2017 (b) Applying hot blown grade bituminen 85/25 @ 1.20 Kg/Sqm over primer. (c) Laying of polymeric water proofing membrane of weight not than 3 kg/Sqm. (d) Applying a coat of hot blow grade bitumen 85/25 @ 1.20 kg/Sqm over APP membrane complete all as specified and as directed.

Material & Labour for plain cement concrete tiles, general purpose, double layer of size 25cm x 25cm x 22mm thick with grey cement and no pigments in wearing layer as per IS 1237: 2012, including laying over 15mm thick bedding of cement mortar (1:3) and neat cement slurry, set jointed and grouted in cement mortar (1:3) mixed with 2% integral water proofing compound by weight of cement in 4mm wide joints, complete all as specified and as directed. Note:- Water proofing compound shall be measured and paid for separately.

Material and labour for Cement concrete 1:2:4 type B-2 as in mass-concrete etc., complete all as specified and directed.

Material and labour for one coat of aluminium paint at the rate of 100 gm/Sqm as per manufacturer's instructions over bituminous layer, complete all as specified & directed at site.

Demolition of plain cement concrete (un-reinforced) of any description and in any position not otherwise specifically provided complete all as specified and directed.

Material and labour for cement concrete type B0, 1:2:4 using 12.5 mm graded aggregate as in benching/angle filleting at the junction of parapet and RCC roof mixed with water proofing compound as mentioned in Annx D of IS 16532:2017, IS 16540:2017 complete all as specified and directed.

Material and labour for cutting grooves or chase in brick wall, 75mm wide and 65mm deep and including filling with cement mortar 1:4 mixed with water proofing as mentioned in Annx D of IS 16532:2017, IS 16540:2017 complete all as specified and directed.

Demolition of brick work or stone masonry built in cement mortar complete all as specified and as directed.

Material & Labour for brick work with sub class 'B' bricks, straight or curved on plan exceeding 6m mean radius built in cement mortar 1:6 , complete all as specified and directed

Material & Labour for brick work with sub class 'B' bricks, straight or curved on plan exceeding 6m mean radius built in cement mortar 1:4 , complete all as specified and directed

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

Material and labour for 10mm thick rendering in CM 1:4 on fair faces of brick work or concrete surfaces using integral water proofing compound 3% by weight of cement and finishing the surface even and smooth without using extra cement complete all as directed and directed. Note:- WPC shall be measured and paid separately.

Material and labour for complete removal of existing treatment and applying two coats of weather proof exterior paint over a coat of primer on wall for smooth, complete all as specified and directed.

Supply only integral water proofing compound complete all as specified & directed.

Disconnecting existing water tank of capacity n exc 500 litres, setting aside (or lowering if required) for repairs, cleaning, etc and hoisting if required reconnecting and including replacing check nuts and refixing in position after cleaning and removing all scale and dirt, etc from tank and from mouths of circulating pipes etc., complete all as specified and directed.

Disconnecting existing water tank of capacity exc 500 and n. exc. 1000 litres, setting aside (or lowering if required) for repairs, cleaning etc and hoisting if required reconnecting and including replacing check nuts and refixing in position after cleaning and removing all scale and dirt, etc from tank and from mouths of circulating pipes etc., complete all as specified and directed.

Dismantling of PVC water tank of exc 250 ltrs and n.exc 500 ltrs capacity and removing outside MD land etc., complete all as specified and directed.

Supply and fixing 500 Ltrs double layered Rotational moulded polyethylene water storage tanks white color (cylindrical vertical with closed top using PVC cover ) hoisted and fixed in position all as specified in SSR Part I.

Supply and fixing in 15mm dia float valve high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe and fixed etc., complete all as specified and directed.

Taking up or down 15mm bore steel tubing and connections, including cleaning for refixing or removal out side MD land all as directed by Engr-in-Charge.

Supply and fixing 15mm bore galvanised mild steel tubing medium grade with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

Taking up or down 20mm bore steel tubing and connections, including cleaning for refixing or removal out side MD land all as directed by Engr-in-Charge.

Supply and fixing 20mm bore galvanised mild steel tubing medium grade with all fittings and fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

Demolition and breaking of drains pipe (salt glazed stone were, AC, RCC or PVC pipe) set in cement mortar 100 mm internal dia pipe complete all as specified and directed.

Supply and fixing PVC (SWR) pipe single socketed in any length with rubber ring joints fixed to walls 110 mm dia bore pipe complete all as specified and directed.

Supply and fixing PVC (SWR) bends any radius 110 mm bore complete all as specified and directed.

M&L for cutting out cracks to V-section in existing roofs or terracing, cleaning out and filling solidly with a hot mixture of bitumen and clean dry sand 1:1, complete all as specified and directed.

M&L for clean the existing surface and applied bitumen blown any grade, applied hot two coats to concrete surfaces at the rate of 1.5 Kg per Sqm per coat complete all as specified and directed.

NOTE :- SCHEDULE OF CREDIT (Amount shall be deducted offline from the total quoted amount to workout the net contract sum to be considered for acceptance.) [(-) Rs 1210.00 /- ]

M/S JAINENDRA KUMAR JAIN

m/s mahendra kumar khare contractor