Nhpc Limited-NL has published Tender For Exploratory Core Drilling, Driving & Reaming Of Drill Holes With Lowering Of Casing Of Suitable Sizes E.G. Px/Hx/Nx Size With Water Percolation Test & Cement Grouting At Dam Axis Left Bank Of Sawalkote He Project, Tanger, Distt. Ramban (J&K).. Submission Date for this Tender is 30-08-2023. Core Drilling Tenders in ramban Jammu And Kashmir. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Transportation cost of Drilling equipment like, Machines, Pumps and accessories by 10 T capacity motor vehicles including loading, unloading and security complete from nearest rail head i.e. Udhampur to Work Site |
| 2 | Dismantling, transportation and assembling of Drilling Machines of different capacity complete by head load including cost of labour, T&P, etc as per direct ions of engineer-in-charge. |
| 3 | Up to 500 m lead |
| 4 | For every 100m or part thereof beyond 500mto Dam Axis |
| 5 | Construction of Platform with locally available material of size 6 m x 6 m x 1m for housing the Drilling Machine complete with cost of labour, material, T&P and transport as per directions of engineer-in-charge. |
| 6 | Laying of temporary water supply Pipelines (25 mm diameter and above) of varying lengths from the nearest water source and construction of Temporary Water Retaining Pit of size 2 m x 1m x 0.5 m complete with cost of all labour, material, T&P and transport as per directions of engineer-in-charge. (Including the cost of GI pipes and fittings): |
| 7 | up to 200m for Dam site |
| 8 | Carrying out of Diamond Core Drilling in NX size in different formations and at locations other than under water not involving construction of floating platform including preservation of cores in core boxes of standard dimensions made of seasoned local wood as per BIS standards, their marking and taking colour photographs of the preserved cores etc. complete with cost of all labour, T&P and POL as per directions of engineer-in-charge. |
| 9 | In overburden soil and sandy strata up to 100 m depth |
| 10 | In overburden soil and sandy strata mixed with boulders up to 100 m depth |
| 11 | In Hard Rock formation up to 100 m length |
| 12 | Supply & Installation of high-quality PVC pipe having inner diameter not less than 57mm in drill hole at Dam axis, Left Bank of Chenab River at vertex ¢re of 6m side iscolsceles triangle and caping the top of PVC Pipe for protection of driII holes all complete including, lifts, transportation etc. as per direction of EIC. |
| 13 | Water Permeability Tests at different depths: |
| 14 | up to 100 m |
| 15 | Making Foot/ approach path by means of soil/sand filled gunny bags, cutting/filling of muck to facilitate movement of people all complete as per direction of EIC |
| 16 | Cement, forgrouting in Drill holes (50kg bag) |
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