REPAIR OF ROOF LEAKAGE SEEPAGE ROOF TREATMENT, SANITARY FITTING ETC OF AGE BR II UNDER GE ROORKEE

Demolition of textile covering over roof, including removal of waste material from MoD land

Rendering 15mm thick on fair faces of brick work or concrete surfaces finished even and fair on walls in cement mortar(1:4) , using water proofing compound complete all as specified and directed. (Note : WPC will be measured and paid for separately)

Supply only integral water proofing compound, ISI marked, complete all as specified and directed.

M & L for applying evenly a tack coat of industrial bitumen 85/25 at the rate of 1.2 kg per square metre including cleaning surfaces complete all as specified and directed.

M & L for fixing APP based polymeric membrane minimum weighing not less than 3kg/sqm and minimum 3mm thick reinforced with polyester non-woven fabric (weight not less than 150 gm/Sqm) laid on primed surface of roofs using butane torch, and sealing all joints after and including applying bituminous primer @ 0.40 litre per square metre over clean RCC roof surfaces, complete all as specified and directed.

Dismantling of Brick tiles and M&L for 40mm thick brick tiles laid on cement mortar (1:6) and joints grouted flush in cement mortar (1:3) mixed with 5% of crude oil by weight of cement on mud phuska or terracing tiles, single layer on roofs, kerbs, aprons, etc. (each layer) and removal of rubbish out of defence land complete all as specified and directed.(Note : All roots of plant on either on wall or roof to be removed and making good the disturbed surfaces. The rate quoted be the contractor is deemed to be included in the unit rates.)

Demolition of Mud Phuska in roofs,any thickness including plastering and leeping of any thickness upto 30cm deep complete all as specified and directed.(Note: All roots of plant on either on wall or roof to be removed and making good the distributed surfaces. The rate quoted by the contractor is deemed to be included in the unit rates including removal of mud phuska outside defence land.)

M&L for screed bed 10 mm thick in CM 1:4 using coarse sand (mixed with WPC) on concrete surface of roof finished fair and even before application of APP of roof treatment complete all as specified and directed

All as per item 08 above but except tiles.

M&L for Providing Cement concrete 1 : 2 : 4 Type B1 (20mm graded aggregate) as in roof kerbs,Paddings/mass concrete or mud stops,in lintels upto 1.5 m span, copings slightly rounded or chamfered angles and throating including necessary form work complete all as specified and directed.