REPAIR TO ROOF TREATMENT RETROFITTING AND ASSOCIATED WORK IN ZONE-I AREA UNDER AGE B/R-II OF GE (I) KANPUR

Dismantling of terracing tiles/brick tiles single layer on roof, laid bedded and pointed in any mortar complete all as specified and directed.

Demolition of cement concrete of any description as in roofs, floors (other than ground floor) and similar suspended works complete all as specified and directed.

M&L for PCC 1:2:4 type B-0 (using 12.5mm graded crushed stone agg) as in padding top surfaces to be finished even & smooth without using extra cement complete all as specified and directed.

Rendering 10 mm thick in CM 1:3 finished even & smooth using liquid water proofing compound Dr Fixit or equivalent @ 200 Ml/50 Kg of cement over RCC roof padding etc complete all as specified and directed.

Supply only liquid water proofing compound complete all as specified and directed.

Preparation of concrete/Plastered surfaces by scrubbing down with steel brushes and cleaning with water all loose dirt/dust and applying following roof treatment complete all as specified and directed:- (a) Applying bituminous primer coat conforming to IS-3384 @ 0.4 Kg/Sqm cover prepared surface till the surface is properly impregnated and insolvent oil primer shall be allowed to evaporate completely. (b) Applying water proofing treatment by using APP polymembrane mineral finished over roof and including vertical surfaces and providing APP membrane having non woven polyster film reinforcement with 3 mm thick and weight not less than 3.00 kg/sqm and finished on top with mineral/slate finished laid with 100 mm & 150 mm over lap on side & end laps respectively complete all as per manfucturer's instruction. The membrane has to be laid with LPG torch and overlap sealed and finished neat. All joint and changes in direction should be covered with cement mortar 1:3 mixed with SBR latex @ of 200ml/Bag of cement and curved before laying membrane and including applying two coats of bituminous aluminium paint over membrane surface complete all as specificed and directed.

Removing of demolished meterial to a distance of exc 100m and n exc 1000m or under, beyond the lead included in the rates, including loading, unloading complete all as specified and directed

Dismantling of wrought iron or mild steel work of any description not otherwise provided for complete all as specified and directed.

M&L Roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc conforming to Fe 410 W (Gde-E-250) quality A complete all as specified and directed.

M&L for preparation of new steel or iron surfaces of any description exceeding 10 cm width or girth and applying two coats of synthetic enamel paint over and including a coat zink chrome red oxide primer complete all as specified and directed.