CONSTRUCTION OF 60000LIT OHT AT KM ACHAMPATTI VILLAGE OF ARIYANAYAGIPURAM PANCHAYAT

Amount

Construction of 60000 litre OHT(12m Staging Height) at KM Achampatti Village in Ariyanayagipuram Panchayat

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

First depth of 2m

2 nd Depth

Sand filling for foundation with clear M 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.

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 for 10 cum.

For footing below G.L. ( 1,50 to 4,50 below GL )

For Column and Brace upto G.L ( 0 to1,50 below GL )

For column and brace I 0 to 4.5m from GL

For column and brace II 4.5m to 7.32m from GL

For column and brace III 7.32 to 10.98m from GL

For column beam floor slab side wall from 10.98m to 14.64 m from GL

For side wall, hance and Roof slab from 14.64 m to 18.30 m from 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

PLANE SURFACES

Below GL

For column footing and GL Brace

GL 0 to 3.30 M

For Brace I

For Brace II

For Brace III

Roof slab

For Floor Beam and Bottm of Floor slab

CURVED SURFACE

For Side Wall, & Floor slab sides and Haunch

For Side Wall, Roof Slab sides

SQUARE COLUMN

For column Below GL

For column GL 0 to 3.30M

For column ( 3.31m to 4.30m ).

For column ( 4.31m to 5.30m).

For Column (5.31m to 6.30m )

For Column (6.31m to 7.30m )

For Column (7.31m to 8.30m )

For Column (8.31m to 9.30m )

For Column (9.31m to 10.30m )

For Column (10.31m to 11.30m )

For Column (11.30m to 11.31m )

Exterior Emulsion painting two coats with best approved quality and colour paint over one coat of Base coat including cost and convyance of all materials to work site and labour charges etc., complete.

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 Deparment officers.

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

Providing MS Ladder & Hand rails arrangements in 60,000 Lits. Capacity OHT With 12.00m Staging Height.

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 cur

Providing GI ventilating arrangements mosquito proof nylon net with 50 mm GI pipes and cowl and as directed by Deparment officers

Providing manhole cover of size 1x1 0.75 X 0.75 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 Department officers. SFRC

Supply & Delivery of following Pipes and specials for OHT connection

Supply of GI Pipes for OHT Connections 65 mm dia

65mm Ø GI Elbow

65mm Ø GI coupling

65mm Ø GI Flange Set

65mm Ø GM Gate valve

Provision for Rainwater harvesting Structure and Platform

Earth work excavation in all clauses of soils with initial lead and lift except hard rock requiring blasting etc., complete for foundation as per SS 20B.

For first depth of 2m

For Core wall

Cement concrete 1:4:8 mix using 40mm ISS HBG metal including all cost and conveyance and all labour charges etc., complete

Brick work in CM 1:5 mix using third class country bricks of size 8 3/4 x 4 1/4 x 2 3/4 including all cost and conveyance of materials and labour charges etc., complete

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

Collection and supply of 40mm HBG metal and filling in to the recharge pits including cost and conveyance to the site and all labour charges for filling as per standard specifications.

Cement concrete 1:2:4 mix using 20mm ISS HBG metal including all cost and conveyance and all labour charges etc., complete

DISTRIBUTION SYSTEM

Supply and Delivery of 75mm PVC Pipes 4Ksc

Supply and Delivery of 65mm GM Gate Valve

Earth work excavation with an initial lead and lift in hard stiff clay, black cotton, hard red earth, sub murram gravel, stone and earth mixed boulders as per SS20B for pipe laying work.

Refilling the excavated portions for Pipe Laying works with excavated earth as per ss20 B etc., complete.

Labour charges for Laying of GI, PVC rigid pipes with lead of 200m lowering into trench, laying in proper grade, alignment, jointing PVC coupler with specials and tested to the required pressure including conveyance of water upto 1km lead during the testi

75mm PVC Pipes 4Ksc

MR.JOHN BRITTO, CONTRACTOR (BID ID -1510286)