SPECIAL REPAIRS TO ROOF TREATMENT SMQ AT AIRFORCE STATION YELAHANKA

Amount

M&L for removing the existing unserviceable tar felt or any type of felt of any description from roof slab alongwith screed bed, including cleaning the surface & removing the debris to a distance exc 250m and n.exc 500m, etc complete all as specified & directed.

Material and labour for rendering 15mm thick (average) in cement mortar 1:4 on roof surfaces mixed with water proofing compound as per manufacturer's instructions, finished even and smooth without using extra cement. Note:- supply only of water proofing compound will be measured and paid seperately under relevant item

Supply only approved liquid water proofing compound. Make : conplast x 421 IC of M/s Fosroc Chemical (Inida) Ltd or its equivalent from the list of Makes in PS.

M&L for Applying oil bounded bitumen primer @ 0.20 Kg/Sqm, and providing 4mm thick APP modified water proofing membrane weighing not less then 4.0 Kg/Sqm, reinforced with non woven polyester matt weighing not less then 160 gm/sqm having softening point not less then 150 degree centigrade, having tensile strength of 650 N/5 cm and 350 N/5cm in longitudinal and transverse directions respectively of the reinforcement, trearing strength of 180 N by torch- on application including min 10cm side over lap & 15 cm end laps. Applying a coat of blown grade hot bitumen 90/15 over the membrane @ 1.2 Kg/sqm as per the detailed specifications. Note : The laying/ applying of APP membrane and other connected work shall be carried out by the approved applicator of the manufacturing company of APP membrane.

Taking up or down 20mm steel tubing and connections, including cleaning for re-fixing or removal to store.

All as per item No 5 here-in-before but 25mm bore

S&F 20mm CPVC pipes SDR 11 & plain CPVC SDR 11 fitting on walls ceiling or laying in floors including fittings complete all as specified .

S&F 25mm CPVC pipes SDR 11 & plain CPVC SDR 11 fitting on walls ceiling or laying in floors including fittings complete all as specified .

S&F in repairs Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed 20mm.

All as per item No 9 above but 25mm bore

Disconnecting existing tanks, exc 250 ltr and n exc 500 ltr setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position.

Disconnecting existing tanks, exc 500 ltr and n exc 1000 ltr setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position.

Demolition and breaking up drain pipes ( salt glazed ware , AC, PVC or reinforced conc ) set in cement mortar of internal dia 150 mm incl any earth work and demolition of PCC, complete all as specified.

S&F PVC(SWR) Pipes 110mm dia single socketed, in any length with rubber ring joints, fixed in wall with necessary MS clamps, all as specified and directed by Engr-in Charge.

S&F PVC (SWR) bends 110 mm dia in any radius with access door etc.

S&F 500 ltrs capacity Rotational moulded polythene water storage tanks (cylindrical vertical with closed top, two layers) hoisted and fixed in position incl dismantling of old tank complete all as specified and directed by Engr-in Charge.

S&F 1000 ltrs capacity Rotational moulded polythene water storage tanks (cylindrical vertical with closed top, Three layers) hoisted and fixed in position incl dismantling of old tank complete all as specified and directed by Engr-in Charge.

S & F 20mm dia nipple suitable for water tank.

S&F in repairs Ball Brass valve 25 mm dia high pressure, with polythene float and flynut complete all as specified and as directed.

SRUSHTI CONSTRUCTIONS

Lakkaiah Rangaswamy

SRI AYYAPPA ENTERPRISES

chowdeshwariconstructionco

JyothsnaNursery

GOVINDARAJU INTERIOR DECORATION

SRI GANESH ENTERPRISES

D NAGI REDDY

Manak landmarks