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| Tender ID | 4630351 |
|---|---|
| Organisation Name | Military Engineer Services |
| Tender Brief | Corrigendum : Special Repair To Borewell At Pump House-i And Pump House -vi And Repair To Filter Media And Pump House No 3 At Afs Tezpur |
| Last Date For Submission | 21st Jul, 2026 |
| Opening Date | 23 Jul, 2026 |
| Document Cost | 1000.00 |
|---|---|
| EMD | 178000.00 |
| Estimated Cost | 10300000.00 |
| City | Guwahati |
|---|---|
| State | Assam |
| # | Item | Qty | Units |
|---|---|---|---|
| 1 | Drilling trial bore for 250mm inner dia x 350mm outer dia tube well by reverse rotary circulation method, machine 250mm bore size top or bottom by different cutters inducing all arrangement with appliances and excavation of pit for clay for circulation of water using bentonite or to satisfy clay as per site or soil condition for settlement of bore hole for the depth from ground level to 150 metre depth, complete all as specified and directed. (FOR TWO NOS BOREWELL) NOTE:- (i) The identification of exact aquifer for availability of water with the help of CENTRAL/ STATE ground water board shall be done by the contractor at his own cost before drilling and the cost for the same shall deemed to be included in the unit quoted rates. (ii) Any liaisoning regarding any test to be conducted on site for locating the aquifer will be the responsibility of the contractor only. NOTE: Applicable for1 to 3: The quoted unit rates shall be deemed to be inclusive of the cost of drilling, pumps and fittings etc which shall be provided by the contractor under his own arrangement for execution of the work. (ii) Quoted unit rate of these items also include the cost of fuel required for machine during the complete process. | 300.00 | RM |
| 2 | Development of trial bore by reaming in steps viz from 250 mm to 350 mm ; From 350 mm to 450 mm ; From 450 mm to 525 mm; From 525 mm to 675 mm, up to 75 RM from ground level for insertion of casing pipe 250 mm bore, complete all as specified and directed. | 150.00 | RM |
| 3 | Development of trial bore by reaming in steps viz From 250 mm to 350 mm ; From 350 mm to 450 mm ; From 450 mm to 525 mm, exceeding 60 RM but not exceeding 150 RM from ground level for insertion of casing pipe/strainer, 250 mm bore, complete all as specified and directed.(FOR TWO NOS BOREWELL) NOTES: - (a) Depending upon the availability of water bearing strata, if drilling beyond 150.00 Metre is required, the same shall be carried out only after obtaining written approval from GE. (b) The rate for reaming beyond 150.00 Metre depth will be considered as per quoted rate at Serial item No. 3 here in before. | 150.00 | RM |
| 4 | Supply, lowering and fixing in position 250 mm nominal bore ERW heavy duty MS casing pipe of 7.10 mm wall thickness and welding joints with MS coupler ring around the pipes with MS flat iron 50 mm X 6 mm complete all as specified and directed.(FOR TWO NOS BOREWELL) | 160.00 | RM |
| 5 | Supply lowering and fixing in position 200 mm bore, 8.00 mm wall thickness, low carbon galvanized steel (LCG) strainer, 'V' wired type (inwardly widening to give no clogging property and shall have minimum geometrical resistance to water flow to reduce frictional head losses) , with 1 mm continuous slot to offer not less than 25 % open area, and with bevelled end, conforming to IS 8110:2000 (Reaffirmed 2006), butt jointed by welding in suitable length with MS flat iron 50 X 6 mm coupler ring all around the pipe complete all as specified and directed. | 130.00 | RM |
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