Work No 08 Construction of New 30000 Lit OHT at Sanurapatti Panchayat of Budalur Block in Thanjavur District under JJM MVS 22 23 Tranche

Amount

Construction of New 30000 litres capacity OHT at Sanurapatti Panchayat (12m staging Height) of Budalur Block.

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B

For foundation

Brace Level Beam

Sand filling for foundation with clear river sand including cost of sand watering, ramming and consolidation etc complete as directed by TWAD Board officers.

For foundation

Brace Level Beam

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

For foundation

Brace Level Beam

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 20mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete as directed by TWAD Board officers.

GL Landing platform

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete as directed by TWAD Board officers.

Column Footing 1.5m to 4.5m

For items 0 to 1.50m below GL

For items 0m to 4.50 m above GL

For items 4.50m to 7.32 m above

For items above 7.32 m & up to 10.98 m from GL

For items 10.98m to 14.64m above GL

For items 14.64m to 18.30m above GL

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding, laid over silver oak joints of size 10cm x 6.5cm spaceqat 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre complying with standard specifications etc., complete and as directed by TWAD Board officers.

Plane Surface

Below G.L

From GL to 3.30m

From 5.31m to 6.30m

From 8.31m to 9.30m

From 11.31m to 12.30m

Curved Surface

Square Column

Below G.L

Ground level to 3.30 m above GL

From 3.31m to 4.30m ht

4.31 to 5.30m ht

5.31 to 6.30m ht

6.31 to 7.30m ht

7.31 to 8.30 m ht

8.31 to 9.30m Ht m ht

9.31 to 10.30 m ht

10.31 to 11.30 m ht

11.31 to 12.30 m ht

Painting two coats with approved cement paint over one coat of priming coat over cement plastered exposed surface of the Reservoir including cleaning, preparing the surface and curing etc., complete and as directed by TWAD Board officers

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 TWAD Board officers.

Providing outside MS ladder of 45cm wide made out Fabrication, supply, delivery and fixing of outside MS ladder of 45cm wide made out of 50x50x6mm 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 60,000 lit. capacity OHT of suitable inclined length, including bottom anchorage and transportation and as directed by TWAD Board officers.

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (one cement, one and half sane! 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 4Scm consisting of two Nos. of ve~ical post of 10cm x lScm and step slab of 25mm x 25mm etc., complete and as directed by TWAD Board officers. (Vide seperate Sheet)

Providing and fixing of RCC inner access ladder in RCC 1:1.5:3 (one cement, one and half sane! 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 4Scm consisting of two Nos. of ve~ical post of 10cm x lScm and step slab of 25mm x 25mm etc., complete and as directed by TWAD Board officers. (Vide seperate Sheet)

Providing GI ventilating arrangements mosquito proof nylon net with 110 mm PVC pipes and cowl and as directed by TWAD Board officers

Providing Cut stone slab in CM 1:3 of SIZE 0.3x0.3x0.15m and as directed by TWAD

Providing manhole cover of size 0.60 m X 0.60 m in RCC 1: 1.5:3 with suitable reinforcement and 5O x 5O x 6mm MS angle fixed along edges and as directed by TWAD Board officers.

Provision for Pipe connections arrangements

65mm Ø GI pipes for over flow & 1xl

65mm GI Pipes for over flow 1xl

50mm GI Pipes for scour pipe 1x1

65mm GI pipe for delivery 1x1 pipe

90mm PVC Threaded coupler

65 mmdia PVC Threaded coupler

65mm dia GI Tee

65mm GI 900 Bend

63mm GI Coupler

63mm Gi Union

65mm elbow

65x50mm GI Reducer

75mm x 63vmm PVC Reducer

75mm Threaded coupler

75x90 PVC Reducer

75x63 PVC Reducer

65mm GM Gate valve

50mm GM gate Valve

Labour Charges for GI pipe connection to the OHT ( vide separate sheet)

Refilling the foundation with excavated earth including consolidation as directed by the TWAD Board officers.

Provision for soakpit

Provision for water meter,Dirt Box including erection charges

Platform (sub estimate)

Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation SS 20B

Sand filling for foundation with clear river sand including cost of sand watering, ramming and consolidation etc complete as directed by TWAD Board officers.

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

Brick work in cement mortar 1:5 mix using country bricks 83/4"x41/4"x21/4" including cost and conveyance of all materials to site and all labour charges etc complete

CC 1:2:4 mix using 20 mm ISS HBG Metal including cost and conveyance of all materials to site and all labour charges etc., complete complying with standard specifications and as directed by the department

Plastering with CM 1:5,12mm thick inculding cost and conveyance of all materials to site and all labour charges etc.,complete

Provision for Name Board

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}

Punniyamoorthy