Water proofing Treatment for Terrace of Type II and III Quarters at Sector-F colony of TLD-III Power Station, Rambi

Cleaning the concrete surface by removing dirt and debris, marking defective locations and removing loose concrete by careful stripping untill hard surface is exposed, cutting the concrete to regular shape, wire brushing the exposed surface and removing debris from site complete as per direction of the Engineer - in - Charge.

40 mm. thick damp proof course with cement concrete (1:1.5:3) (with graded stone chips 20 mm nominal size) with water proofing compound of approved brand @ 0.2% weight of cement including cost of materials over two coats of non toxic acrylic polymer modified cementitious waterproofing slurry coat complete [cost of water proofing compound and non toxic paint to be paid seperately) for underground water retaining structures. [water proofing as per item no 9 and non toxic paint as per item no. 8 (b) of subhead C of Section 'C' ]

22.22A Providing and applying fibre reinforced elastomeric liquid water proofing membrane with resilient acrylic polymers having Sun Reflectivity Index (SRI) of 105 on top of concrete roof in three coats @10.76 litre/ 10 sqm. One coat of self-priming of elastomeric waterproofing liquid (dilution with water in the ratio of 3:1) and two coats of undiluted elastomeric waterproofing liquid (dry film thickness of complete application/system not less than 500 microns). The operation shall be carried out after scrapping and properly cleaning the surface to remove loose particles with wire brushes, complete in all respect as per the direction of Engineer-in-Charge.

Note: 1. All applicable taxes & duties including GST, other levies and charges etc. on above item have been mentioned in this schedule. The reimbursement of total taxes & duties shall be restricted to the total amount in 8 of this schedule subject to Clause No.2.4 of Terms & Conditions of Contract (T&C). 2. It is hereby confirmed that, except as otherwise stipulated in the Tender Specification and the statutory variations permitted as per the Contract, the above unit rates and other charges as mentioned in this Schedule, will remain firm till the subject supplies are complied. Further, it is confirmed that no other charges would be payable by NHPC, in connection with our execution of the resultant Purchase Order. 3. The “Contract price” shall mean the total Price mentioned in Col.11.