Construction of 02 No.125 mm Exploratory Tube well at Nava Gabra Karnah, Kupwara

Amount

Drilling of the exploratory test bore well air rotary drilling Rig unit suitable for lowering MS Casing of 125mm dia in suitable drilled bore hole as per specification laid down in IS 2800 (Part-I) with up to date amendments. The job is to be done in all kinds of soils, boulders, rocks, collapsible strata, saturated soils and artisan conditions by ODEX/DTH attachments including the cost of all consumables, like fuel, lubricants and other accessories complete in all respects whole in consolidated/semi consolidated/boulder formation up to desired depth. The job also includes the cost of pipe materials, (MS 125mm) 5.4 mm thickness and lowering of casing assembly and its subsequent welding after every ten feet to be lowered up to the drilled/desired depth. The casing is to be slotted as per the site requirement. The Job includes following activities and the items. • Collection of soil samples in a sample box having a top lid/locking system to demo the samples as and when required during execution. • Power supply arrangements required during drilling etc. • P/F of well cap as per IS code 2800 with latest up to date amendments, till hand pump installed as per the availability of stores. • Recording the strata details in the Drilling Job card. Development of the exploratory wells with back wash method with air compressor of minimum capacity 1000 CFM (300 PSI air delivery system) with suitable arrangements till well was thoroughly developed in all respects as per the direction of site Engineer.

M/S JEHLUM BOREWELLS