Construction of 30000 Lr Capacity (12.00m Staging) OHT at Kulavaipatti

Amount

Construction of 30000 Lr Capacity (12.00m Staging) OHT at Kulavaipatti in Pudhur Panchayat.

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in hard stiff clay, stiff black cottonsoil, hard red earth , shales, murams,gravel, stoney earth and earth mixed with small boulders and hard gravelly soil (SS 20B) including shoring, and strutting baling out of water wherever necessary and all other incidental charges etc. complete as directed by TWAD Board Officers.

First depth of 2m

Second depth of 1m

Plain cement concrete 1:4:8 (One cement, four sand and eight course aggregate) using 40mm size hard granite broken stone for foundation including mixing concrete laying, consolidation, curing etc. complete as directed by TWAD Board Officers Beyond 1.5m-4.5m below G.L For foundation

Reinforced cement concrete 1:1.5:3 mix using 20mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing, laying, and curing etc complete

Beyond 1.5m to 4.5m below GL

Beyond 0 to 1.50m below GL

0m to 4.5m above GL

Above 4.51m to 7.32 m above

Above 7.32 m & up to 10.98 m from GL

10.98 m to 14.64 m above GL

14.64 m to 18.30 m above GL

Supply and erection of steel centering, shuttering for soffits and sides including necessary supports and strutting for all RCC works using MS sheets of suitable size of BG 10 stiffened with MS angle of size 25 X 25 X 3mm for boarding laid over I type M. S. Truss of size 25x25x3 mm space at about 90cm c/c and supported by 40 mm GI pipe (Medium)spaced at 75cm c/c etc., complete as directed by TWAD Board officers.

PLANE SURFACES

Below GL

5.30 to 6.30m AGL

8.30m to 9.30m AGL

11.3m to 12.30m AGL

Curved Surface

Square column

Below GL

Ground level to 3.30 m

7.31m to 8.30m ht

8.31m to 9.30m ht

9.31m to 10.30m ht

10.31m to 11.30m ht

11.31m to 12.30m ht

Applying two coats of cement paint of approved quality and colour over one coat of primer over plastered exposed surface of the reservoir including one coat of primer ,cleaning /preparing the surface, curing and complete as directed by the TWAD Board Officers.

Supply, fabricating and placing in position of RTS rods for reinforcement at all heights for all RCC works including cost of steel, binding wire, labour charges etc. complete as directed by TWAD Board Officers.

Supply and Delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50mm x 50mm x 6mm MS angle for sides and steps in 16 mm MS plain rods fixed at 30cm C/C welded jointed etc ., providing with suitable side supports, clamps and locking arrangements provided with two coats of approved enamel paint over one coat of red oxide paint , for providing access to roof top of OHT of suitable inclined length, including bottom anchorage and transportation and as directed by TWAD Board officers. The rate includes concrete bed block in CC 1:2:4 using 20mm HBGS at top and bottom of suitable size with necessary anchor bolts (SOR 19-20/ Pg 90/Item 19.0)

Providing manhole cover of size 1x4 m X 0.60 m in RCC 1: 1.5:3 with suitable reinforcement and 50 x 50 x 6mm MS angle fixed along edges and as directed by TWAD Board officers.

Providing GI pipe connection to the OHT along with water meter, flow control valve and steel protection box ( vide separate sheet)

65mm GI pipes for inlet connection

65mm GI pipes for over flow & rain water harvesting pipe

50mm GI pipes for scour pipe

65mm GI pipe for delivery pipe

90mm PVC Threaded coupler

65mm dia GI Tee

65mm dia GI bend 90

65mm GI coupler

65mm GI Elbow

50mm GI Elbow

65mm GM gate valve

50mm GM gate valve

Refilling the sides of foundation of Service Reservoir with excavated earth complying with standard specification for filling the foundation including watering consolidation etc. complete and as directed by the TWAD Board Officers.

Painting or the SR With enamel paint for name board as per specification

GST Amount for providing Service to Government Contract Works for the above Construction Works. { GST Amount is the Total GST Amount for total overall quoted amount above this row in column "BB" for all works in this package}

ABDHUL MALIK (BID ID -1337295)