Tenders are invited for Drilling Three Boreholes in Lainya & Yei River County Central Equatoria State and Technical Drawing for Wider Circulation. Mobilisation/demobilisation of personnel, materials and equipment to the drilling site. 1 Ls 2 Geophysical survey performs VES ground water survey, report before drilling commencement and clearing bushes at the drilling site. 1 N/A 3 Drilling borehole at suitable diameter of 6.5" with depth of 100m or depending on geophysical survey and perform lithological logging and provide complete. Report. 100 Meter 4 Supply and install 5" internal diameter UPVC casing 33 plain and 10 screened casing according to the aquifers placements, gravel pack analysis and packing properly 33 Ps 5 Well development to remove debris from the borehole, conduct pumping test/constant discharge test, step draw test and provide a report on the pumping test in the general report. 6 hr 6 Install pedestal with concrete mixture of 1:2:3 ratio, including based wire mesh and allow enough curing time. 1 Stand Tender Link : https://comms.southsudanngoforum.org/c/tenders
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