Name of Work: Drilling Of 200 mm diaOrdinarytubewells For Creation of Source in Different Villages of District BARWANI (Tube wells 30 Nos.)
Sl. No.
Item Description
1
Drilling of perfectly vertical bore hole of a diameter to recieve 200 mm nominal diameter casing pipe upto desired depth below ground level inclusive of the labour charges for transporting, lowering and fixing of 200 mm nominal diameter M.s./ G.I /u.P.v.c. casing pipe indise the bore hole including all works pertaining to drilling such as transportation, installation and removal of drilling machine etc. complete.
2
a. In all type of collapsible strata consisting of soils, clays, sand , moorum, gravel, boulders etc.
3
b. In all types of rocks
4
Drilling of perfectly vertical bore hole of 200 m.m. diameter up to desired depth below ground level in all types of rock including all works pertaining to drilling such as transportation, installation and removal of drilling machine etc. complete.
5
Disinfection of tube well using bleaching powder solution as per the direction of the Engineer in Charg including the cost of bleaching powder and labour etc. complete
6
Conducting the yield test of tube well by operatingthe pumping set continuously for a desired timeperiod and measuring the discharge and drawdown of tube well at a suitable time interval as per the direction of Engineer in Charge including cost of energy, cost of installation of suitable measuring device and hire harges of pumping set etc.complet
7
Labour charges for taking out the submersiblepumping set from tube well after completion of yieldtest or development of tube well
8
Providing and fixing well cap on top of the TW for protection ms cap 200 mm dia
9
Construction of concrete block over dry tube wells for protection of size 0.45m x 0.45m x 0.45 m in M-15 cement concrete mix complete work.
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