Borehole Drilling and Casing Pipe Supply for Surface Stabilization at Deulbera Colliery

Work Description - Drilling For 1612.5 Mtrs 46 No Of 300 Mm Finished Dia Bore Holes Including Supplying And Lowering Of 200 Mm Dia Of Casing Pipe Ms Erw Pipe Is 1239 3589 With 6 Mm Thick For Stabilisation Purpose And Over Waterlogged Workings On Surface By Hyneuma

Mahanadi Coalfields Limited, a Public Sector Undertaking, hereby invites bids for an Open Tender (Tender ID: 2026_MCL_364705_1) for Civil Works - Borehole Drilling for stabilisation at Deulbera Colliery. The scope of work involves the drilling of 46 boreholes, each with a finished diameter of 300 mm and a depth of 1612.5 meters, specifically for the stabilization purpose and over waterlogged workings on the surface using Hydropneuma technology. This comprehensive project also necessitates the supply and lowering of 200 mm diameter casing pipes, conforming to MS ERW pipe IS 1239 3589 specifications with a 6 mm thickness. The estimated tender value for this crucial work is ₹1,19,52,497, with an Earnest Money Deposit (EMD) of ₹1,49,500. The contract will be of the Item Rate form. Bidders are to note the critical dates, with the document download and bid submission period commencing on 02-Sep-2026 at 10:00 AM and concluding on 16-Sep-2026 at 05:00 PM. Bid opening is scheduled for 17-Sep-2026 at 11:00 AM. The tender documents, including the Notice Inviting Tender and General Terms and Conditions, are available for download. Bidders are required to submit their bids in two covers, with Cover 1 encompassing technical and pre-qualification documents, and Cover 2 containing the financial bid (Bill of Quantity/Price Bid). The work is anticipated to be completed within a period of 730 days, and the bid validity period is set at 120 days. This tender is being invited by The Staff Officer (Mining), Talcher Area, Office of the Area General Manager, Talcher Area.