Repair and maintenance of existing drainage at KSSS colony and Karidhas colony ward no 14 in Colachel Municipality

Dismantling Reinforced 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 slit not under water, light black cotton soil, sandy loam ordinary soil and to full depth as be directed except in hardrock requiring blasting inclusive of shorting shuttering and bailing out water and cleaning and leveling 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 charges for mixing, laying, compacting and curing 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 90 cm x 60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25mm x 25mm x 3mm for bearing laid silver Oak/ Country wood joist of size 7.50 cm x 5.00 cmspaced @ about 90 cm C/C and supported by Casurina crops of 10 cm to 13 cm spaced @ 75 cm C/C etc., complete complying with standard specfications 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 materials to site and including for the mixing, laying and labour charges etc., complete as per standard specification.

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.

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

Supplying and fabricating and fixing precast reinforced cement concrete slabs of following thickness in RCC M20 concrete using following HBGS jelly excluding 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.