GF - 2024-2025 Construction of 10000 Lit OHT at Bharathyar IV Street in Sankarankovil

Amount

Earthwork excavation in all classes of Soils and Sub soils except hard rock requiring blasting including initial lead and lift, dressing the excavation upto bed level for Foundation as SS 20 B specification etc., complete

First depth of 2m

Second depth of 1m

Cement Concrete 1:4:8 mix using 40mm ISS HBG metal including cost and conveyance of all materials to site, labour charges for mixing, laying, compacting and curing concrete etc., complete

Footing - Base concrete

Reinforced Cement Concrete 1:1.5:3 using 20mm ISS HBG metal including cost and conveyance of all maerials to site and all labour charges for mixing concrete, placing, ramming, vibrating with mechanical vibrator, consolidation and Curing etc., complete as directed by departmental officers.

FOOTING

Items 0 to 1.5m below GL

above GL & Upto 4.5m

above 4.51m & upto 7.32m from GL

above 7.32m & upto 10.98m from GL

Supplying and erecting centering for sides and soffits including supports and strutting upto 3.29M height for plane surfaces in all floors with all cross bracings using mild steel sheets of size 90cm x 60 cm., and 10 gauge stiffened, welded with mild steel angles of size 25mm x 25mm x 3 mm for boarding laid over silver oak (Country wood) joist of size 10 cm., x 6.5 cm., dia spaced at about 90 cm centre to centre etc., complete complying with standard specifications and as directed for the following items.

Plane Surface - Below G.L. items-For footing & Brace (plane)-0-3.30m Below G.L.

Plane Surface - Below G.L. items-For footing & Brace (plane)-0 to 3.30m above G.L.

Plane Surface - Below G.L. items-For footing & Brace (plane)-3.30 to 4.30m

Plane Surface - Below G.L. items-For footing & Brace (plane)-5.31 to 7.30m

Curved surface - 0 to 3.30m

Square columns - Below ground level

Square columns - 0 to 3.30m above G.L.

Square columns - 3.31 to 4.30m above G.L.

Square columns - 4.31 to 5.30m above G.L.

Square columns - 5.31 to 6.30m above G.L.

Square columns - 6.31 to 7.30m above G.L.

Exterior Emulsion painting two coats with best approved quality and colour paint over one coat of Base coat including cost and convyance of all materials to work site and labour charges etc., complete.

Supplying, fabricating and placing in position mild steel or ribbed for steel for all reinforced cement concrete works as per the design given including cost of steel and binding wire in all floors etc., complete complying with standard specification (M.S. rods or RTS) bars will be supplied departmentally at section stores and cost will be recovered at issue rate). The binding wire shall be supplied by the contractor.

Fabrication, supply, delivery and fixing of outsideMS Ladder of 30cm clear wide made out of 50mm x 50mm x 6mm MS angle for both sides and for steps at 30cm C/C welded jointed etc ., for I staging from GL to 1st level brace (weight 4.5kg/m) IInd and IIIrd staging upto floor slab and IVth staging from floor slab to roof top. Supply, delivery and fixing of 32 mm GI pipes medium for hand rails from I stage to IVth stage. RCC M30 Grade mix for Landing slab 5 nos. at Ground Level 1No. and above Ground Level - 4Nos. Supply and fixing of 32mm GI pipe medium for hand rails for the Landing slab. Supplying and fixing of MS Base plate of 100mm X 100mm X 6mm thick for fixing Anchore fastener bolt for fixing of hand rails at Landing slab and MS Ladder providing locking arrangements with two coats of approved enamel paint over one coat of red oxide paint as per approved Type Design and as directed by TWAD board officers.

Supply, Delivery and fixing of CI Manhole frame with cover of following size including cost of all materials, fixing of MS clamps, Bolt and nuts etc.,complete and as directed by TWAD Board Officers. 0.60 x 0.60 (Heavy Duty)

Providing GI pipe connection arrangements for inlet, outlet scour and overflow etc. including cost of pipes, specials, valve, labour charge for lifting, aligning, cutting, threading, fixing and painting of GI pipes with two coats of approved quality ename

50mm GI Pipe

50mm GI gate valve

Refilling with excavated Soil (other than sand) in layers of not more than 15cm thick, watering, well ramming, consolidating, complying with standard specification and as directed by TWAD Board Officers.

S MARIAPPAN (BID ID -1287545)