Tirunelveli District - Kunnathur Panchayat - Works in Package No.008 under Mines and Minerals 2025-26

Amount

1) Construction of infiltration Well & Source in river at Thiruvengadanathapuram & Pumping line at Kunnathur Village in Kunnathur Village Panchayat in Palayamkottai Panchayat union

Earthwork excavation above water level in light or sandy or clayey soils for infiltration wells including levelling the site with an initial lead of 10 metres. For first depth of 2m (TWAD Schedule of Rates 2025-26)

Sinking of infiltration well of 4.50m internal dia below water level in Ordinary soil (or) loose soil / sandy soil including all incidental charges using special tools and plants such as air compressor, helmet etc., complete and including baling out water. (TWAD Schedule of Rates 2025-26) For first depth of 2m

Sinking of infiltration well of 4.50m internal dia below water level in Ordinary soil (or) loose soil / sandy soil including all incidental charges using special tools and plants such as air compressor, helmet etc., complete and including baling out water. (TWAD Schedule of Rates 2025-26) For second depth of 2m

Plugging the bottom of the well Collection and supply of MSand and filling in to the basement including cost and conveyance to the siteand all labour charges for filling as per standard specifications

Porous concrete using 20mm HBG Stone in cement and aggregarate of 1:4(One cement and four HBG Jelly) for steining of infilatration well excluding cost of centering but including curing etc., complete and as directed by the officers.

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. For Plane Surface

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaiton. For Curved Surface

Supplying and fabrication of steel including all cost and conveyance and all labour charges for cutting, bending, tieing and placeing in position etc., complete.

Reinforced Cement Concrete 1:1-1/2:3 (One Cement, One and a half crushed stone M.Sand and Three hard broken stone jelly) using 20 mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill and fabricating charges centering and shuttering but including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary and bearing surfaces of walls, beams etc. shall be finished smooth with Cement Mortar 1:3 (One Cement and Three M.Sand) and kraft paper laid over it without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers.

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 1:4 mix using to 12mm thick including all cost and conveyance of all materials and all 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

Cement 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 and fixing of CI manhole frame and cover of size 0.60mx0.60mwith suitable 50x50x6mm MS angle fixed along edges etc., complete.

Supply , delivery and fixing of CI Steps to be embedded in the wall of the infiltration well (inside) with vertical clearance of 0.30m c/c and Horizontal clearance of 0.38m c/c in staggered manner etc., complete and as directed by officers.

Provision for Motor , Pumping line & Pipe line

S/D of 7.5 HP submersible motor pump set (Three Phase) with duty condition of 300LPM against 60m head including all cost and conveyance etc., complete

S/D of Panel Board (Three Phase) for 7.5 HP Submersible motor pump set including all cost and conveyance etc., complete

S/D of 3core 4mm2 flat type copper cable confirming to IS 694/1990 including all cost and conveyance etc., complete

S/D of 80mm dia GI Pipe including all cost and conveyance etc., complete

S/D of 25mm dia GI Pipe including all cost and conveyance etc., complete

Labour Charges for erecting submersible motor pump set with proper cable, EB Service, Trial run & clamping etc., complete.

Anchorage Set (Under River Bed)

Supply and delivery of 110 mm dia 10 KSC PVC pipe including all cost and conveyance etc., complete

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.

Refilling in the pipeline trench with excavated Earth in layers of not more than 15cm. Thick well rammed, watered and consolidated complying with standard specifications etc., complete.

Laying of 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 testing.

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}