Diamond Core Drilling for Geo-Technical Investigation at Dam Axis of Champai Cherra Dam Project (West Tripura) under NEID-I, CWC, Silchar

Amount

Transportation cost of Drilling

Transportation cost of Drilling equipment like Machines, Pumps and accessories by 10 T capacity motor vehicles including loading unloading and security complete up to 500 kms.

Laying of Temporary Water Supply Pipelines (25 mm diameter and above) of varying lengths from nearest water source and construction of Temporary Water Retaining Pit of size 2 mm x 1 m x 0.5 complete with cost of all labor, material, T&P and transport as per direction of engineer-in charge including the cost of GI Pipe and fitting.

Upto 200 m.

Construction of Platform with locally available material

Construction of Platform with locally available material of size 6m x 6m x 1m for housing the Drilling Machine materials complete with cost of labour, material, T&P and transport as per direction of Engineer-in-Charge.

Dismantling, transportation and assembling of Drilling Machines of different capacity complete by head load including cost of labour, T&P, etc as per directions of Engineer-in-charge

Upto 100m lead

Diamond Core Drilling Carrying out of vertical Diamond Core Drilling in NX size in different formations and locations other than under water not involving construction of floating platform including preservation of cores in core boxes of slandered dimensions made of seasoned local wood as per BIS standards, their making and taking colour photographs of the preserved cores etc complete with cost of all labours, T&P and POL as per directions of Engineer-in-charge. (For Vertical Drill Hole and Total Depth of 134m)

In over burden soil and sandy strata up to 100m depth

In soft rock formation up to 100m depth

In hard rock formation 100m depth

Water Permeability Tests at different depths:

Up to 100m

Rawel Singh & Company

Fargo Consultants Pvt. Ltd.

C E Testing Company Pvt. Ltd.

INDIAN GEOTECHNICAL SERVICES