Connstruction of 20000 Litres Capacith OHT Tank of 7.50 Staging Height AT Okkupatti Village In Okkupatti Panchayat

Amount

Name of the work :Connstruction of 20000 Litres Capacith OHT Tank of 7.50 Staging Height AT Okkupatti Village In Okkupatti Panchayat

Earthwork excavation and dwposition on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by Board officers. Hard stiff clay, block cotton, hard red earth, shales, murram, ordinary gravel, stoney earth an

First depth of 2m

Sand filling with clear river sand including watering, consolidation etc.,complete for Foundation as directed by Bdo officers

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for fooundation including the cost of mixing concrete, ramming, curing etc., complete as directed by Board officers.

RCC 1:11/2:3 using 20mm HBG Metal excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing

For items 1.5m to 4.5m below GL

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

Provinding steel centering using MS plates of size 90cmx60cm 13 grade to 10 grade thick welded with 25mmx25mmx3mm MS angles supported with country wood stantling of size 10cmx6.5cm at 90 cm C/C strutting with casurina props of 100m to 13cm dia as directed

Below G.L. items

0 to 3.30m above G.L.

Square columns

0 to 3.30m above G.L.

3.31 to 4.30m above G.L

4.31 to 5.30m above G.L.

5.31 to 6.30m above G.L.

6.31 to 6.95m above G.L.

Supplying, fabricating and placing in position of HSD steel rods for reinforcement including the cost of steel and binding wire etc., complete and as directed by Board officers.

Applying two coats using approved cement paint including cost of one coat of white washing, cost of all materials, labour charges, etc., complete and as directed by TWAD Board Officers.

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 enamel paint etc., complete and as directed by TWAD Board officers

For Inlet and Outlet Arrangements

50 mm G.I. Pipe

63 mm dia PVC Threaded coupler

65mm dia GI Tee

65mm dia Gi Bend 90

65mm dia GI Bend (Short)

65mm GI Coupler

65mm GI Elbow

50mm GI Union

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.

Supply and Delivery and fixing of outside MS Ladder of 45cm clear wide made out of 50 mm 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 redoxide 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 necessry anchor bolts, complete and as directed by TWAD Board Officers- For 7.5 m Staging height

Providing and fixing of RCC inside access ladder in RCC 1:1.5:3 (One cement, one and half sand and three aggregates) using 20mm HBG stone including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., complete and as directed by TWAD Board Officers.

Providing RCC (1:1.5:3) Ventilator using 20mm HBG stone including cost of all materials, centering, shuttering, strutting,reinforcement, placing of concrete, finishing, curing and fixing in position on the roof slab with mosquito proof net arrangement and etc., complete and as directed by TWAD Board officers. 0.15 m Dia

Providing and fixing of cut stone (Rough dressed) set in CM 1:3 of required size at site including cost of all materials, labour charges, curing etc., complete and as directed by TWAD Board Officers. (Size 0.30 x 0.30 x 0.15 m)

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 Distribution Main Line

Supply,delivery, laying and jointing of 63mm PVC pipe inlcuding earth work excavation in all strata soil, refilling and hydraulic testing, adopting standard specification and as directed by TWAD Board Officer.

63mm PVC Bend

63mm PVC TEE

Provding Platform

Earthwork excavation in all classes of soil except hard rock requiring blasting with initial lead and lift etc., complete as per SS 20B.

Collection and filling of river sand including cost and conveyance to site and all labour charges for filling water and ramming etc., complete for foundation.

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

Brickwork in c.m 1:5 using country bricks including cost and supply of all meterials etc complete.

Plastering with Cement Mortar 1:5 (One cement and Five M.Sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:2:4 mix using 20mm ISS HBG metal including cost of conveyance of all materials and all labour charges etc., complete for foundation

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}

P SIVAMANI (BID ID -1160189)