Reconstruction and Raising of Existing Damaged UGD chambers at Rajarajeshwari Nagar, Sastha Nagar and ward areas in Ward no.76, South Zone Coimbatore Corporation

Amount

Cut open the Existing B.T. road surface including all cost of men and materials etc Completed as per the direction of departmental officers

Dismantling the old damaged RCC Slab including all cost etc complete as per the direction of departmental officers

Sand and Silt Under Water (SS20B) Earth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m in Slush and silt under water upto 0.75m depth requiring the aid of basket and vessels (SS20B) etc complete as per the direction of departmental officers

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)

Plain Cement Concrete 1:3:6 (one cement, three fine aggregates and six 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: 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 joinsts 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. Sl.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 ½ :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.

Replacement of Underground Utilities (PVC Pipe) damaged during earthwork excavation for pipe laying works including cost of additional earthwork excavation in all soil strata, including BT/CC road cutting, removal of slushy soil and replacing the pipeline with sound pipe, including supply and delivery of PVC pipes, couplers, jointing materials and required specials, cutting, conveying , laying, jointing and cost of refilling for the additional earthwork etc complete and as directed by the TWAD board officers.

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

Add :- GST @ 18%

P ELANGO (BID ID -1090654)