Topographical Survey and Geotechnical Investigations in various districts of Odisha

Topographical Survey

Detailed Topographical Survey work of Bridge location as per scope of work ( No. of locations 18).

Precise survey of cross-section of River/ Nallah at each bridge location.

Precise survey of Longitudinal Section at each bridge location

Carrying out the GTS level/Elevation from Available Bench mark up to 5 km Distance

Construction of 2 Pillars for Bench Mark at each bridge location .e. Providing 150 mm X 150 mm X1000 mm size cut stone granite pillars for Bench mark level, 500mm below ground level and 500 mm above the ground, embedded in concrete with ratio1:2;4, 300 mm X300.

Geotechnical Investigation Work

Mobilization and demobilization and relocation of equipment’s, necessary plant and personnel at the test stations on land and in water for carrying out complete Geotechnical Investigation for each bridge location

Preparation of Platform by staging for the execution of boreholes inside the river body/bed ( for each Bridge Location)

Boring holes of 100 mm – 150 mm dia. in all type of soil (sand, silt, clay, mixture of all these) by shell and auger method to the specified depth of 15 metre or refusal as per the specifications in relevant IS codes including casing as per site specific requirement (Refusal shall mean when SPT field “N” values reaches 100 for 30 cm penetration of SPT sampler),. Boring GL to 20m or upto recommended depth by Engineer-i-charge . The items above shall include

conducting SPT in bore holes at 1.5m interval or at

Providing Technical Assistance in Preparing, Vetting from NIT/IIT/College and Approval of DPRs from Client

Providing Technical Assistance in Preparing, Vetting from NIT/IIT/College and other services for approval of DPRs

CREATIVE STUDIO

RISINGSURVEY AND CONSTRUCTION PVT. LTD.

A B INCORPORATION

NIRMAN

Visiontek Consultancy Services Pvt Ltd

Constell Consultants Pvt. Ltd.

Growever Infra Private Limited

Suvadra Consultants

newgen technoservice engineers pvt ltd