Raising of existing UGD chambers at sengadu, Burial ground road, Nethaji road, NGR street, Bharathiyar Street, Airtel road, and various location in ward no 49, central zone coimbatore corporation.

Amount

B.T Road cutting using compressor breaker including all labour charges etc., complete.

Earth work excavation in all soils and sub soils to full depth as may be directed by the departmental officers except in hard rock requiring blasting but inclusive of shoring, strutting and balling out water wherever nessasary and depositing the surplus earth within initial lead of 10 metre and initial lift of 2 metre etc., complete as per Standard specifications Ss

Dismantling the old damaged RCC etc complete.,

CEMENT CONCRETE 1:4:8 (One Cement, four sand and eight aggregate) using 40 mm gauge hard broken granite stone jelly for FOUNDATION including dewatering if found necessary and laid in layers of not more than 15 cm thick, complying with standard specification.

Centering with steel centering for revetment, drain and culvert upto 1.20m depth using MS sheet of size 0.90X0.60m 10 gauge thick and stiffened with MS 'L' angle wood runners of size 0.075 X 0.05 three rows with support by casurina pullys 0.075 cm at 0.45 m length including cost of nails etc., Area. 10.80 sq.mtr (upto 4 Feet)

Supplying and fixing of Steel steps for chambers etc., complete.

Cement concrete 1:2:4 (one cement, Two sand and Four aggregater) using 20mm BSS HBG metal and including cost of all materials and labour charges for mixing, laying, compacting and curing etc, complete as per SS

Plastering with cement mortar 1: 5 mix (One cement and five sand) 12 mm thick including cost and conveyance of all materials,finishing,curing,and all labour chargesetc.completeas Standard specification.

Supply and erecting centering for sides and soffits including supports and strutting upto 3.29m high for plane surfaces such as RCC slabs, Rectangular beems, Tee (or) ECC Beam, Lintel, Bed Block, Staircase waist and landing slabs landing beams, canopy etc., in all floor with all cross bracings using mild steel sheets of size 90cm X 60cm and BG 10 stiffened with welded mild steel angles of size 25mm X 25 X 3mm for boarding laid over country wood ‘oinsts of size 10cm X 6.50 cm spaced at about 90cm C/C and supports by Causrina props of 10cm to 13cm dia spaced at 75cm C/C etc., completed as directed. SIL.No.123

Supplying and fabrication and placing in position steel reinforcement using mild steel/Ribbed for steel rods for all RCC work as per the design given including cost of steel and binding wire in all floors complying with standard specification and drawings etc..,

Supplying and fixing of SFRC manhole cover of size ; 600mm diameter frame, counter sunk holding screws, etc., complete complying with standard specification at all leads & lifts

Reinforced Cement concrete M20 (Mix 1:1 % :3 one part of cement, one half parts of sand and three parts of 20mm hard blue granite metal by volume, characteristic strength not less than 20 N / Sqmm machine mixed, for all reinforced cement concrete works, including scaffolding, cost of all materials, machine mixing, vibrating, lifting curing, labour charges for laying & finishing etc., but excluding the cost and fabrication of reinforcements and also excluding centering and formwork etc., completer complying with the relevant standard specification at all leads inside the building.

Conveyance the excess earth or earth not suitable for refilling, dumpling and spreading, leveling of the same at places of dump approved by departmental officers and as directed including lorry hire charges labour for loading, unloading, spreading, leveling making approaches for areas of dumps etc complete