Repair and Maintenance of existing drainage at Mohaideen palli street ward no 18 in Colachel Municipality

Dismantling Reinforce Cement Concrete of old drain culvert slab by manual/by using deploying machineries.

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, slit 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 required blasting inclusive of shorting shuttering and bailing out water and cleaning and leveling the site etc., complete 10 cum

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 x 60cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25mm x 25mm x 3mm for bearing laid silver Oak/Sountry wood joist of size 7.50cm x 5.0 cm spaced @ about 90cm C/C and supported by Causurina crops of 10cm to 13 cm spaced @75 C/C etc, complete complaying with standard specifications as directed by the departmental officers. - Plinth Beam.

Plain Cement Concrete 1:2:4 (one cement, two Crushed Stone Sand (M-Sand) and four coarse aggregates) suing 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.

Supplying and fabricating and placing in position MS (or) R.T.S bar for reinforcing 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 Crushed Stone Sand (M- 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 -

Manufacturing supplying and fixing Precast Reinforced Cement Concrete slabs of following thickness in RCC M20 concrete using following HBGS jelly excluding cost of reinforcement steel in position but including cost of moulding charges, casting of slab, finishing, curing and fixing in position in all floors etc., complete complying with standard specification and as directed.