Construction of 60000 Liters Capacity OHT at Kannikapuram H/O Poottuthakku Panchayat

Earth work Excavation for Foundation in all soils and Sub Soil as per SS20B for foundation etc. complete.SS 20B For Foundation

Second Depth

Supplying and filling foundaton and basement with filling sand n layaedrts not more the 15cm thick well remed waterede and compacted complete complying with standard specifcatiion

Cement concrete 1:4:8 mix using 40mm ISS metal including cost and conveyance of all materials to site and all labour charges for mixing,laying and curing etc complete for 10 cum.

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 for 10 cum. Items 1.50 m to 4.50m below GL

Items 0 m to 1.50m below GL

Items 0.0 to 4.50m Above GL

Items Above 4.51m to 7.32 m

Items Above GL 7.33m to 10.98m

Items 10.98 m to 14.64 m above GL

14.64 m 18.30m above GL

Below GL

From 5.30m to 6.30 m

From 8.30m to 9.30m above G.L

From 11.30 m to 12.30m

For Curved surface Upto 0 - 3.30 m Height

From 3.31 m to 4.31 m

Below GL

8.31 to 9.30m ht

10.31 to 11.30m ht

Painting two coats over new plastered using approved cement paint including cost and conveyance of all materials to site and all labour charges etc comoplete

Supply and fabrication of steel including cost and conveyance and labour charges etc complete.

Supplying and Fixing in Position of Cut Stone set in Cm 1:3 using well dressed cut stone supporting inlet pipe inside the tank and as directed by the officers

For Inlet Arrangements 80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

90mm PVC Threaded Coupler

For Outlet Arrangements 80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

80mm GM Gate Valve

65mm GM Gate Valve

90mm PVC Threaded Coupler

90mm x 63mm PVC Reducer

For Source Arrangemets 80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

80mm GM Gate Valve

90mm PVC Threaded Coupler

For Overflow Arrangements 80mm GI Pipes

80mm GI Coupling

80mm GI Bend

80mm GI Flange Set

90mm PVC Threaded Coupler

Rubber Sheet

Bolt and Nuts

Labour Charges 80mm GI Pipe - Cutting

80mm GI Pipe - Threading

Fabrication,supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6m MS angle for sides and steps in 16mm MS plain rods fixed at 30cm centre to centre welded, jointed etc., providing with suitable side supports, clamps, and locking arrangements provided with one coat of red oxide paint for providing access to roof top of 10,000 lit. capacity OHT of suitable inclined length, including bottom anchorage and 6transportation and as directed by

Providing and fixing of RCC inner access ladder in RCC 1:1:5:3 (one cement, one and half sand and three aggregates) using 20mm HBG stone for OHT including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., to required height and clear width of 45cm consisting of two Nos. of vertical post of 10cm x 15cm and step slab of 25mm x25mm etc., complete and as directed by Board officers.

Supply and Delivery and Fixing in Position of 150mm dia AC Ventilators on the roof Slab and as directed by the officers

Supply and delivery and fixing position of CI man hole cover and frame of Size 60x60cm on roof slab and as directed by the officers The manhole frame and cover should be of light duty and conforming to ISI 1726/1974

Refilling the Foundation for Service reservoir with excavated earth (other than sand) in layers of 15cm thick well rammed,watering and consoildating etc Complete complying with standard Specification as directed by the officers

Laying and jointion of pipe line works 90mm PVC 6ksc pipes

90 mm PVC Threaded Coupler

Earth work Excavation for Foundation in all soils and Sub Soil as per SS20B for foundation etc. complete.SS 20B

Laying and jointion of pipe line works

Refilling with exvacated soil other than sand complying with the standard

Provision For Plat form Earth work excavation for all soils including all labour charges etc complete

Cement concrete 1:4:8 mix using 40 mm metal including all Lbour charges etc complete

Supply and erecting Centering including all labour chages etc complete

Cement concrete 1:3:6 mix using 20 mm metal including all Lbour charges etc complete

Cement concrete 1:2:4 mix using 20 mm metal including all Lbour charges etc complete

Filling 40mm Metal Including Cost and conveyance of all labour charges etc., complete.

Filling 20mm Metal Including Cost and conveyance of all labour charges etc., complete.