Repair and Maintanance of Existing Storm Water drain at Kulakarai Street in Ward no.32 in Zone-4

Amount

Dismantling the existing Reinforced cement concrete including all labour charges and equipment charges etc complete

Dismantling the existing Plain cement concrete including all labour charges and equipment charges etc complete

Sand and Silt under water (SS20B) Earth Work Excavating and depositing on bank with intial lead of 10 m & initial lift of 2m in slush and silt under water upto 0.75m depth requiring the aid of baskets and vessels etc. complete (SS20B)

Supplying and filling in foundation and basement with stone dust in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. (Payment for centering shall be given after the concrete is laid)

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M- Sand) and four coarse aggregates) using 20mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification

Plastering with cement mortar 1:4 (One Part of Cement and Four part of Plastering Sand (P- Sand)) 20mm thick in all floors including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications (S.I.309)

Supply and fixing of RCC Precast slab 150 mm thick with Top Checked Design with Red oxide colour designing including cost and conveyance of all materials, steel reinforcement precast slab Hook arragnements etc complete

Removal of Excavated Excess Earth away from the site to 5K.M including loading and transportation charges etc, complete as per standard specification. For 1M3

Sumathi (BID ID -1120264)