Construction of Community Dugwell Pumping Main Line allied works at Patta Village in Sirudhamur panchayat in Uthirameru Panchayat Union in Kancheepuram District of Package no.3

Earth work open well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in Hard stiff clay, stiff black coton soil, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders and hard gravely soil - First depth of 2 metre

Open well exavation complying with relevant clauses of TNDSS Well Sinking and with lead upto 10m in medium rock and dense medium and dense medium rock not requiring blasting second depth 2.00-4.00

Open well exavation complying with relevant clauses of TNDSS Well Sinking and with lead upto 10m in medium rock and dense medium and dense medium including blasting second third depth 4.00-6.00

Open well exavation complying with relevant clauses of TNDSS Well Sinking and with lead upto 10m in Hard granite measured in soild including blasting fourth depth 6.00-8.00

Open well exavation complying with relevant clauses of TNDSS Well Sinking and with lead upto 10m in Hard granite measured in soild including blasting fifth depth 8.00-10.00

Open well exavation complying with relevant clauses of TNDSS Well Sinking and with lead upto 10m in Hard granite measured in soild including blasting fifth depth 10.00-12.00

Cement Concrete 1:4:8 (One Cement, Four M.Sand and eight hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick, well rammed, consolidated and curing etc. complete complying with standard specification

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. (Payment for centering shall be given after the concrete is laid)

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. (Contractor has to make his own arrangements for the supply of steel and binding wire)

RCC 1:1:5:3 mix using 20mm HBG metal including cost and conveyance and all other labor charges