Construction of 30000 litre OHT at Chellakuttiyur

Amount

Part 1 : Construction of 30000 litre OHT at Chellakuttiyur in Kovilur panchayat Estimate Amount Rs.9.00 lakhs

Earth work excavation for foundation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

First Depth of 2.0 M

Second Depth of 1 m

Filling with good river sand including cost & conveyance of sand and all labour charges etc., complete as per std. Specifications.

Cement concrete 1:4:8 mix using 40mm ISS HBG metal for foundation including cost and conveyance of all materials to site and watering whenever necessary and laid in layers not more than 15cm thick compacting etc., complete complying with std. Specifications and as directed.

Filling with excavated earth other than sand including all labour charges as per standard specification.

Supplying and erecting centering are strutting including neceassary supports for place surface for PCC works erc., using mild steel angles of sizes 90x60x10cm gauge stiffness welded mild steel angles of sizes 25x25x3mm for boarding laying over silver oak joists of single 10cm -6.5cm space of 75cm centre to centre complete complying with standard specificatinon

PLAIN SURFACE

Below ground level

Above ground level -0m to 3.30m

Above ground level - 3.30m to 4.30m

Above ground level - 6.30m to 7.30m

CURVED SURFACE

Above ground level -0m to 3.30m

SQUARE COLUMN

Below Ground level

Above ground level -0m to 3.30m

Above ground level - 3.30m to 4.30m

Above ground level - 4.30m to 5.30m

Above ground level - 5.30m to 6.30m

Above ground level - 6.30m to 7.30m

Supplying and fabricating and placing inposition mild steel or Ribbed Tor Steel for all reinforced cement concrte works as per the design given incuding cost of steel and binding wire in all floor etc. complete complying with standard specification . The binding wire will be supplied by the contractor as per clause MOST specification.

Reinforced Cement concrete 1: 1 1/2:3 mix using 20mm ISS HBG metal including cost and conveyance of all materials to site and watering whenever necessary and laid in layers not more than 15cm thick compacting etc., complete complying with std. Specifications and as directed.

1.50m to 4.50m below Ground level (Rectangular & Trapezoidal Portion)

0m to 1.50m below Ground level - For column

0m to 4.50m above Ground level - For Column brace

4.50m to 7.32m from ground level - For Grid beam, Floor Slab, Side wall and Haunches

7.33m to 10.98m from Ground level - For Side wall & Roof Slab

Painting two coats with ready mixed Exterior Emulsion of I st Class Quality paint and of approved colour over a priming coat including through scrapping, clean removal of dirt and cost and conveyance of all materials and labour charges etc,complete.

Supplying and fixing in position CI manhole covers with CI frames (Heavy duty) of size 60cm x 60cm of best approved quality as per standard specification etc., complete compying with standard specifications

Providing PVC ventilating arragements mosquito proof nylon net with 100mm PVC cowl and as directed by the departmental officers etc.,

Providing and fixing of RCC inner access ladder in RCC 1: 1 1/2 : 3, 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 size 10cm x 15cm and step slab of 25mm x 25mm etc.,complete

Fabrication,supply, delivery and fixing of outside M.S. Ladder of 45cm clear wide made out of 50mm x 50 mm x 6mm M.S. angle for sides and steps in 16mm MS plain rods fixed at 30 cm 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 lproviding access to roof top of OHT of suitable linclined 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.

Provisions for pipe connection arrangements for inlet & outlet scour and overflow etc.,cincluding cost of pipes, specials, valve, labour charges for lifting , aligning, cutting,threading,fixing and painting of GI pipes with two coat of approved quality enamel paint etc.,complete

50mm dia GI pipes for inlet connection

50mm dia GI pipes for over flow & rainwater harvesting pipe

50mm dia GI pipe for scour pipe

50mm dia GI pipe for delivery pipe (2 line)

50mm GI Elbow

50mm dia GI Coupler

50 mm dia GM Gate valve

Supplying, Delivary , Laying jointing and testing of 75mm dia PVC Pipes and specials for conveying main and branch Pumping main including earthwork, refilling etc.,complete as per Standard specification etc.,complete

Supply of 63mm dia PVC Pipe 4 Kg/sq.cm

Supply of 63mm dia PVC Coupler

Supply of 63mm dia PVC Elbow

Supply of 63mm dia PVC Tee

Supply of 63mm dia PVC MTA

Supply of solvent cement

Earth work excavation hard stiff clay and hard rock earth and pipe laying, Jointing and refilling the trench with excavation soils including 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}

SELVARAJ CONTRACTOR