Drilling works for Kurung H. E. Project, Arunachal Pradesh

Amount

Mobilisation & Demobilisation of boring or drilling equipment, personnel and all other necessary drilling machinery for boring works including any platforms required for drilling work, transportation, shifting of equipment to the site, etc. and all complete.

Shifting to the borehole location: Shifting of boring equipment, etc. to all borehole location for boring work and dismantling of rig, etc.

Boring through all kinds of Soils with adequate/suitable equipment and approved method of boring, providing casing pipe as required as per directions of the Engineer-in-Charge, for depths measured below existing ground level Using Triple Tube Core Barrel

Boring/Drilling through rock (both soft and hard rock) strata using hydraulic rigs any depth with Double/Triple Tube Core Barrel including collecting cores in core boxes, determining core recovery (CR), rock quality designation (RQD), parameters for RMR assessment as per specifications

Conducting standard penetration tests (As per IS:2131) and collecting distributed soil samples at every 1.5 m at the change of strata at the depths wherever undisturbed soil samples could not be collected, at depth of discontinuity on encountering of rock/ at depths of borehole termination.

Permeability Test in overburden and rock at every 3.0 m interval by appropriate method as per BIS guidelines

GI Core Box Installation

Bidder Name

Amount in Words

Arihant Drillings Private Limited

Rawel Singh And Company

Rawel Singh And Company

Rawel Singh And Company