Certain repairs to roof treatment, sunken, roof sheet and ceiling at zone A and zone B under GE Kapurthala.

Dismantling of brick tiles or terracing tiles laid bedded and pointed in cement mortar in single layer on roofs as directed by Engr-in-Charge

Demolition of mud in roof any thickness including plastering & leeping removed as directed by Engr-in-Charge

M&L for rendering 10mm thick cement mortar 1:3 on concrete surface even and smooth with water proofing compound as directed by Engr-in-Charge

Supply only integral water proofing compound.

Preparation of newly plastered surface making surface completely dry and applying a coat of bitumen primer @ 0.40 ltr/sqm and after drying of primer apply APP modified water proofing membrane with non woven polyster reinforcement 3mm thick superior multipolymericweighing not less than 3kg/sqm with properties of high penetration and centre core consisting of 90 micron high molecular high density polyethylene (MHHDPE) film consisting of five layers with a coat of hot blown bitumen 85/25 @ 1.20 kg/sqm under and over the APP membrane laid with torching application to the surface complete and sealing the side as well as end laps as in sunken and roof slab (overlaps should not be less than 10 cm) complete all as specified and directed.

M&L for 40mm thick brick tiles laid on 15mm screed bed in cement mortar 1:3 with jointing and pointing in cement mortar (1:3) mixed with 5% crude oil by weight of complete all as specified and directed.

- ditto - all as per item no 06 above but except brick tiles including cleaning of cement mortar complete all as specified and directed by Engineer-in-charge.

M&L for 75 mm thick cement concrete type B1, 1:2:4 (using 20 mm graded stone aggregate) as in PCC padding over roof slab complete all complete all as specified and as directed by the Engineer-in-Charge.

M&L for cement concrete type B0 1:2:4 (12.5mm graded aggregate) in roof kerbs, rounded or chamfered edges complete all as specified and directed by Engineer-in-charge.

Taking down cement plaster on brick work or concrete surfaces incl racking out joints complete all as specified and directed