Providing leach pit arrangements at Port street drainage ward no 20 in Colachel Municipality

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 osil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shorting shuttering and bailing out water and cleaning and levelling the site etc., complete 10 cum

Plain cement concrete 1:4:8 (one cement, two sand and four aggregates) using 40mm ISS HBG metal including cost and conveyance of all materials and labour charges for mixing, laying, compacting and curing etc. complete as per Standard specification.

Rough stone Dry Packing for Aprons and revetments using rough stones and the cost shall inclusive all materials and labour charges etc complete- 1cum S.I. 217

Random rubble masonry in cement mortor 1:5 (one Part of cement, Five part of Crushed Stone Sand)) mix using all granite stones and bond stones for foundation and basement from approved quarry including watering, curing, and labour charges etc., completed 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 90cmheight with necessary supports all cross bracing with mild steel size sheet angles of size 25mm x 25 mm x 3mm for bearing laid silver Oak/Country wood joist of size 7.5cm x5 cm spaced @ about 90cm C/C and supported by Casurina crops of 10 cm to 13 cm spaced @ 75cm C/C etc., complete complying with standerd specifications and 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) using 20mm size ISS HBG metal including cost and conveyance of all material to site and including for the mixing, laying and labour charges etc., complete as per standard specification.

Manufacturing, supplying and fixing Precast Reinforce 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.(Drainage slab 100 mm thick)

Supplying 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.

Manufacturing, supplying and fixing Precast Reinforce 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.(Leach pit cover slab 150mm thick)

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))