Construction of Overhead Tank with Capacity of 60000 Liters, at Ward No.2 Thanauthu in Sankarnagar Town Panchayat.

Amount

Earth work excavation and depositing on banks with initial lead and lift in gravelly soil stiff clay, hard stiff clay, murram, boulders mixed with gravel as per SS 20-B for foundation.First Depth of 2.00M

2nd Depth of 2.00M

Plain Cement Concrete 1:4:8 mix using 40 mm ISS HBG metal including cost and conveyace of all materials and all labour charges, etc.

Supplying & Erecting centering for sides & soffiots including necessary supports & strutting upto 3.29m height for plane surfaces in all floors with all cross bracings complete complying with standard specifications and as directed by the departmental officers. A.PLANE SURFACE (Water tank data) Below Ground Level

2.90to 5.50 M Ht

5.90 to 8.50 M Ht

8.90 to 11.50 M Ht

B.CURVED SURFACE 11.50 M Ht

C. SQUARE COLUMN 0.00 to 2.55 Mt

2.90to 5.50 M Ht

5.90 to 8.50 M Ht

8.90 to 11.50 M Ht

Supplying and Fabricating and placing in position MS steel or Ribbed Tor 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 stanard specification.(MS rod or RTS bar will be supplied departmentally at section stores and cost will be recoverd at issue rate). the binding wire shall supplied by the contactor.

Providing and laying in position Standardised Concrete Mix M-30 Grade in accordance with IS 456 - 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement contenet of 400Kg/ cum and maximum water 0 M to 1.50 M Below G.Lcement ratio of 0.45 including admixture (Plasticiser / super plasticiser) in recommended proportions as per IS 9103 to accelerate, related setting of concrete, improve workability without imparing strength and durability with about (5.0cum), 7730Kg of 20mm machine crushed stone jelly and with about (3.3 cum), 5156kg of 10 - 12mm machine crushed stone jelly and with about (4.79cum) 7670 kg of Crushed Stone sand (M- Sand) but excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers - The Coarse and Fine aggregates to be used should comply with the requiremnents of IS standards. 0 M to 1.50 M Below G.L

Above GL Columns 0 to 2.55 M Ht

Above Columns 2.95 to 5.55 M Ht 2nd Lift

Above Columns 5.95 to 8.55M Ht

Above Columns 8.95 to 11.55M Ht

Fabrication,Supply,Delivery and Fixing of outside MS ladder of 45 cm wide made out of 50x50x6 mm MS angle for sides and steps in 16mm dia MS rod at 30 cm centre to centre welded,jointed etc., Providing with suitable side dsupports,clamps and lccking arrangements etc.,

Providing and Fixing of R.C.C Inner access Laddor in R.C.C 1:1.5:3 using 20 mm HBG stone for OHT including cost of Reinforcement,Placinggrill in Position,centering Shuttering Charges.Mixing Concrete Curing etc., Complete as directed by the TWAD officer.

Providing PVC Ventilating arrangements mosquito Proof Nylon Net with 110M PVC Cowl and as directed by officers.

Providing Cut Stone Slab in C.M 1:3 and as directed by officers.

Providing Manhole Cover of Size 0.60x0.60M in R.C.C 1:1.5:3 with suitable Reinforcement 50x50x6 mm MS angles fixed along edges and as directed by TWAD Board officers.

Supply and delivery of G.M. Gate valve 2" (Twad SoR 2019-20, P.No.30)

Supply and fixing 2.00" GI pipe medium class with ISI mark (Twad SoR 2019-20, P.No.25)

Finishing the exposed surface of RCC item of work such as slabs, beams, sunshade, facia, canopy slab, staircase waist slab, landing slab etc., with CM 1:3, 10mm thick. including raking the surface. The rate is to include the cost of providing cement mortar beading or nosing for sunshades & staircase steps, landing slabs etc., complete complying with standard specifications.

Supply and fixing of RCC box type jolly of Size 0.60x0.45 M

Providing RCC Air Vent including cost and conveyance of all materials and all other labour charges etc. complete

Plastering with CM 1:5, 20mm thick.over the cement concrete for floor finish including curing etc., complete complying with standard specifications and as directed by the departmental officers.

Painting two coats with approved CEMENT PAINT over one priming coat of cement plastered wall surface and ceiling including cleaning preparing the surface and curing etc, complete

Cost and Conveyance of 80 mm dia G.I Pipe For encasning at Road Cross (For distribution Main)

INDIRA (BID ID -1208647)