SPECIAL REPAIRS TO ROOF OF B BLOCK BLDG No P 3 OF CTW UNDER GE MCEME SECUNDERABAD

Amount

Taking down old bituminous treatment, screed bed, PCC padding of any thickness, cleaning the surface and dispose the debris exceeding 250 m distance complete all as directed and as specified.

M&L for 25 mm thick PCC 1:2:4, type B1 (using 20 mm graded stone aggregate), as in sub base to floor tiles, flooring to surface channels, sunken floors for WC area complete all as specified and directed.

M&L for screed bed 10 mm thick (average thickness to maintain desired slope) in cement mortar CM 1:3 on roof concrete surfaces mixed with water proofing compound (WPC) @ 3% by weight of cement all as specified and directed. Note: WPC will be measured and paid separately.

M&L for priming plastered roof surfaces with solvent based bituminous primer @ 0.4 kg/sqm (min) solid content of 59% density 0.8 to 1.2 gm/cc and providing APP based polymeric membrane minimum weighing 3.6 kg/sqm and minimum 3 mm thick reinforced with polyster non wove fabric (wt. not less than 160 gms/sqm) laid on primed surface by forced application complete over and with 10 cm minimum lap, longitudinal strength not less than 700 N/5cm & transverse strength not lessthan 450 N/5 cm (as per BSEN-12311), including application of two coats of solar reflective aluminium paint on both the directions (min 0.2 kg/sqm for two coats), complete all as directed and as specified and the whole process has to be done by manufacturer's authorised applicator and contractor has to submit original material test certificates alongwith original invoice from the manufacturer.

Supply only integral water proofing compound complete all as specified. Note: i) For the purpose of guarantee and security deposit, the amounts quoted under SI item Nos 2 to 5 above shall be considered. ii) The whole process under SI item Nos 1 to 5 shall be recorded digitally by Contractor and AGE during execution and shall be submitted to GE in the form of CD at the time of claiming RAR .

M&L for cutting grooves in brick wall, 75 mm wide and 65 mm deep and shaping horizontal face of groove with cement mortar 1:3 complete all as directed and as specified.

Taking up or down, 15 mm bore steel tubing and connections, complete all as specified and as directed.

S&F GI water tubing medium grade 15 mm dia with all fittings laid in floor or fixed in walls complete all as specified and as directed.

Fixing only water tubing (obtained from SI item No. 7 above) medium grade 15 mm dia with all fittings laid in floor or fixed in walls complete all as specified and as directed.

Taking up or down, 20 mm bore steel tubing and connections, complete all as specified and as directed.

S&F GI water tubing medium grade 20 mm dia with all fittings laid in floor or fixed in walls complete all as specified and as directed.

Fixing only water tubing (obtained from SI item No. 10 above) medium grade 20 mm dia with all fittings laid in floor or fixed in walls complete all as specified and as directed.

Dismantling of old water tanks exc 500 litre but not exc 1000 litre of any type/description and desposed to contractor under schedule of credit complete all as specified and as directed.

S&F 1000 litre capacity ISI marked rotational moulded polythylene water storage tank double layered (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part-I complete all as specified and as directed.

S&F in repair 15 mm bore, ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed all as specified and as directed.

Disconnecting existing tanks, exc 500 litre but not exc 1000 litre, setting a side (or lowering if required) for repairs, cleaning etc and hoisting if required, reconnecting and refixing in position (including cleaning) complete all as specified and directed.

M&L for 75 mm thick PCC 1:4:8 type D-2 (using 40 mm graded crushed stone aggregate) as in subbase to path, hard standing, water tank etc including necessary form work complete all as specified and as directed.

M&L for 40 mm thick PCC 1:2:4, type B1 (using 20 mm graded stone aggregate), as in base of water tanks including necessary form work complete all as specified and as directed.

SRI SAINATH ENTERPRISES

A SOMA RAJU

M/S B.SHRAVAN KUMAR