Repair and Maintenance Work for Existing Sump, Erection of Motor and Water Supply arrangement Works at Mulanur Road Booster in Vellakovil Municipality

Dismantling RCC by manual / by using deploying machineries including cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification (PWD SOR 2024-2025, Pg No.35, Unique Code W-0035)

Dismantling, clearing away and carefully stacking materials useful for re-use for any thickness of walls Brick / Stone Masonry in cement mortar walls under 3m high including cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

Brick work in CM 1:5 (one cement & five sand) using II class ground moulded bricks of size 9"X43/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification - 100CFT

Centering for soffits of RCC slabs of plane surface like lintels, beams ,etc.,including strutting 3m high using mild steel sheets of size 90cm X 60cm X and B.G 10 stiffened with M.S angles of size 25mm X 25mm X 3mm laid over silver Oak (C.W) joists of size 10cm X 6.5cm (spaced at about 90cm c/c )and supported dy casurina props of 10cm to 13cm dia (spaced of 75cm C/C) complying with standard specification and directed - 10 m 2 (P & D)Data 38

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 325Kg/ cum and maximum water cement ratio of 0.55 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of sand, but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS staandards. (No separate payment will be made by the Department for the excess usage of materials)

Plastering with cement mortar (1:3) 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)

Plastering with cement mortar 1:3 mix (One cement and three Crushed Stone Sand) to 12 mm thick including curing cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

Plastering with cement mortar 1:3 mix (One cement and three Crushed Stone Sand) to 10 mm thick including curing cost and conveyance of all materials to site and all labour charges etc., complete as per standard specification

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers. Sand, silt or other loose soil, wet sand or silt not under water light black cotton soil, sandy loam and ordinary soil.SS20B (TWAD SOR 2025-2026, Pg No.211, Unique Code WD-W0664) 150mm dia DI Pipe