Construction of SWD and RCC culvert at Balavinayagar north street, Padappahkurchi of ward no.4

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 stuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum

Supplying and filling in foundation and basement with filling sand in layers of not more than l5cm.thick well rammed watered and compacted etc., complete complying with standard specification.

Plain Cement Concrete 1:4:8 using 40mm gauge ISS HBG metal from approved quarry including cost and conveynace of material to site and all labour charges etc., complete as per standard specification

Supplying and erecting centering for vertical plain/ RCC concrete walls of supply channel, retaining wall etc upto 90Cm height with necessary supports,all cross bracing with mild steel size of 90cm x60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x25 mm x3mm for bearing laid silver Oak/ Country wood joist of size 7.50 cm x5.0 cm spaced @ about 90 cm C/C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C/C etc„ complete complaying with standered specfications and as directed by the departmental officers. - Plinth Beam

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jélly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.-Mixing by mechanical means

Providing and laying in position Standardised Concrete Mix M-20 Grade in accordance with IS 456 - 2000 using 20inm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenei of 325Kg/ cum and maximum water cement ratio of 0.55 including adinixture (Plasticiser i super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting ot 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), 5 l56kg 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 o1

Supplying, fabricating and placing in position of R.T.S. rods for cutting, bending, straightening of rods and tying the grills for reinforcement with necessary binding wire including all cost and conveyance of materials to site with all labour cost etc., complete as per standard specification.