GEOTECHNICAL INVESTIGATION FOR NEW 110 KV SUBSTATION AT FACT UDYOGMANDAL COMPLEX, KOCHI

GEOTECHNICAL INVESTIGATION FOR NEW 110 KV SUBSTATION PROJECT AT FACT UDYOGMANDAL COMPLEX, KOCHI.

Mobilisation of all necessary equipment and personnel at the proposed location including setting up of equipment at various test locations, shifting from one location to the next location and dismantling, demobilising the same after completion of work.

Boring 150mm minimum diameter bore holes through different strata except boulders and hard rock including conducting standard penetration test and collection of samples from split spoon and disturbed samples from soil layers as specified: From Ground level up to 10m depth.

Boring 150mm minimum diameter bore holes through different strata except boulders and hard rock including conducting standard penetration test and collection of samples from split spoon and disturbed samples from soil layers as specified: From 10m up to 20m depth.

Boring 150mm minimum diameter bore holes through different strata except boulders and hard rock including conducting standard penetration test and collection of samples from split spoon and disturbed samples from soil layers as specified: Beyond 20m depth.

Drilling through hard rock/ boulders using Rotary Drilling and collection of core samples with Nx size coring bits including preservation of core samples in standard core boxes as specified.

Determination of ground water level and collection of water samples as specified or as directed by the Engineer-in-charge.

Collection of undisturbed soil samples including sealing the sampling tube, handling, transportation, etc. complete.

Conducting Electrical Resistivity tests as specified

Natural moisture content

Bulk and dry density test.

Grain size analysis - Sieve analysis

Hydrometer analysis

Atterberg limits

Specific gravity

Tri-axial (CD) test

Consolidation test

Unconfined Compression test for rocks

Chemical analysis of ground water samples including determination of sulphate, chloride, carbonate, pH value, etc.

Chemical analysis on soil samples to determine sulphate, chloride, carbonate, PH value, etc.

Submission of final soil investigation report (5 copies) outlining the complete investigation works with the analysis of results, bore log details and recommendations for the foundation systems, etc. as specified, duly certified by competent Geotechnical Engineer as defined in specific requirement of work.