Tenders Are Invited For Drilling Of Two (2) Boreholes In Gorom Refugee Camp, Rajaf Payam, Juba County, Central Equatoria State

Tenders are invited for Drilling of Two (2) Boreholes in Gorom Refugee Camp, Rajaf Payam, Juba County, Central Equatoria State, South Sudan. 1 Mobilisation/demobilisation of personnel, materials and equipment to the drilling site. 2 Ls 2 Geophysical survey performs VES ground water survey, report before drilling commencement and clearing bushes at the drilling site. 2 N/a 3 Drilling two (2) boreholes each at suitable diameter of 6.5" with depth of 100m each or depending on geophysical survey and perform lithological logging and provide complete report. 200 Meter 4 Supply and install 5" internal diameter UPVC casing 46 plain and 20 screened casing according to the aquifers placements, gravel pack analysis and packing properly. 66 Pcs 5 Well development to remove debris from each drilled borehole and Step draw pumping test/constant discharge test (well development) and provide two separate reports on the pumping test in the general report 12 Hr 6 Install pedestals with concrete mixture of 1:2:3 ratio, including based wire mesh. 2 Stand 7 Construct a circular/square platform with drainage channels measuring 6m long each, with gradient/slope of 2 including soak pit measuring 1mx1mx0.8m. With the following ratio 1:2:3 without compromises. 2 N/a 8 Construct two slanting standing platforms by concrete as shown in the drawings thats to support persons with wheelchair accessing the pump handle easily. The slope should not be more than 5% 2 N/a 9 Supply and Install threaded UPVC raising pipes and stainless rods, quantity depends on SWL obtaining during drow down test pumping. 34 Pcs 10 Supply and install pump cylinder of Indian Mark II or extra deep (Mk III) depending the results of pumping test and after obtaining SWL 2 Pcs 11 Supply and install pump head with accessories (including handles), the water tanks and spouts (water outlets) should be fabricated such that the spout and the pump handle are in 90° to each other, to enable holding of water container and pumping at the same time. paint handle yellow and the spout. 2 Ass 12 Conduct borehole water analysis to determine its suitability for drinking that would meet the WHO/South Sudan drinking water standards for the two boreholes. 2 N/a 13 Fabricate, design and install two (2) visibility signposts measuring (100x120) cm and stand of 1.5 above the ground. 2 stands Tender Link : https://comms.southsudanngoforum.org/c/tenders

Refer document

FileName	File Description
Global Tender Document	b8835494-e882-4826-a5d4-d5179e59671a.htm