Nagercoil Corporation Construction of culvert with drainage Maintenance at Ottupurai theru Indira Nager in ward no.14

Amount

Construction of culvert with drainage Maintenance

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum

Laying Plain cement concrete 1:4:8 (One cement,four sand and eight aggregates) using 40mm ISS Hard broken granite stone jelly for foundation and basement including watering if found necessary and laid inlayers of 15cm thick, and consolidated including curing, cost and conveyance of all materials to work site all labour and incidental charges etc,. complete complying with standard specifications.(TNBP No.28)

Providing steel centering for sides and soffits including supports and strutting upto 1:10/1:20 up to 3.29m height for plain surfaces such as RCC slabs, rectangular beams, Tee beams, bed blocks, Culvert body walls, deck slabs, retaining walls, staircase, Landing slab, landing beams, canopy etc., with all cross bracings using mild steel sheets of size 90mm x60mmx10gauge stiffened into welded mild steel angles of size 25mmx6mm for boarding laid over silver oak (Country wood) joists of size 10cmx 6.5cm spaced at 90cm centre to centre and supported by casurina props of 10cm to 13cm dia spaced at 15cm c/c including cost of nails, ropes, all labour charges and incidental charges etc. complete complying with standard specification.(TNBP Spl. No.154 A)

Laying Plain cement concrete 1:2:4 (One cement,two sand and four aggregates) using 20mm ISS Hard broken granite stone jelly for plain cement concrete works excluding cost of shuttering, and centering including all labour charges and incidental charges for cost and conveyance of all materials to work site, mixing and laying concrete finishing the surface nearly rough, compacting using vibrators, curing etc, complete complying with standard specification.(TNBP No.28)

Plastering with cement mortar (1:4) 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)

Reinforced cement concrete 1:1½:3 (one cement and half sand and three aggregates) using 20mm ISS Hard broken granite stone jelly for Reinforced cement concrete works excluding cost of shuttering, and cost of reinforcement but including cost and conveyance of materials to work site, all labour charges and incidental charges for mixing and laying concrete,finishing the surface nearly rough, compacting using vibrators, curing etc, complete complying with standard specification.(TNBP No.30)

Supplying, fabrication and placing in position of steel reinforcement using mild steel (or) ribbed tar steel rods, for all RCC works as per the design given by the departmental officers including cost of steel and binding wire and all labour charges for cutting, bending rods, tieing into grills, placing in position etc., complete as directed by the departmental officers.( TNBP No: 15886)

Supply and fixing of M.S Grills with Doors and Windows with one coat of Red oxide with Primer including all costs such as welding,grinding and fabrication charges, cost and conveyance of all materials to site etc,complete as per standard specification.

V.GOPALAKRISHNAN