Preparatory works for expansion of Pantnagar Airport. SH- Soil investigation for building and pavement works

Amount

Borehole upto 3.5 m of depth (This will include collection of disturbed/ undisturbed samples, determining soil properties like, Particle size analysis, LL, PL, PI, Swell Index, Shrinkage limit, Sp. Gravity, Field density, Dry density, Natural Moisture content & moisture-density relation on all samples alongwith depth of water table if encountered with soil strata etc. Note: 1. Collection of disturbed/undisturbed samples shall be done at 0.5m, 1.25m, 2.0m, 3.0m depth from existing ground level or change of strata whichever is earlier.

Borehole (of dia 100 mm) & SPT Test upto 3 to 4 m of depth (This will include collection of disturbed/ undisturbed samples, determining soil properties like, Particle size analysis, LL, PL, PI, Swell Index, Shrinkage limit, Sp. Gravity, Field density, Dry density, Natural Moisture content & moisture-density relation on all samples alongwith depth of water table if encountered with soil strata etc. Note: 1. Collection of disturbed/undisturbed sample shall be done at 0.75m and there onwards at every 1.5m interval or change of strata whichever is earlier. 2. SPT tests shall be carried out at 0.75m, 1.5m, 2.25m, 3m and there onward at every 1.5 m interval or at change of strata, whichever is earlier.

Borehole (of dia 100 mm) & SPT Test upto 10 m of depth (This will include collection of disturbed/ undisturbed samples, determining soil properties like, Particle size analysis, LL, PL, PI, Swell Index, Shrinkage limit, Sp. Gravity, Field density, Dry density, Natural Moisture content & moisture-density relation on all samples alongwith depth of water table if encountered with soil strata etc. Note: 1. Collection of disturbed/undisturbed samples shall be done at 0.5m, 1.25m, 2.0m, 3.0m depth from existing ground level or change of strata whichever is earlier.

Borehole (of dia 100 mm) & SPT Test upto 20 m of depth (This will include collection of disturbed/ undisturbed samples, determining soil properties like, Particle size analysis, LL, PL, PI, Swell Index, Shrinkage limit, Sp. Gravity, Field density, Dry density, Natural Moisture content & moisture-density relation on all samples alongwith depth of water table if encountered with soil strata etc. Note: 1. Collection of disturbed/undisturbed samples shall be done at 0.5m, 1.25m, 2.0m, 3.0m depth from existing ground level or change of strata whichever is earlier.

Borehole (of dia 100 mm) & SPT Test upto 25 m of depth (This will include collection of disturbed/ undisturbed samples, determining soil properties like, Particle size analysis, LL, PL, PI, Swell Index, Shrinkage limit, Sp. Gravity, Field density, Dry density, Natural Moisture content & moisture-density relation on all samples alongwith depth of water table if encountered with soil strata etc. Note: 1. Collection of disturbed/undisturbed samples shall be done at 0.5m, 1.25m, 2.0m, 3.0m depth from existing ground level or change of strata whichever is earlier.

Borehole (of dia 100 mm) & SPT Test upto 30 m of depth (This will include collection of disturbed/ undisturbed samples, determining soil properties like, Particle size analysis, LL, PL, PI, Swell Index, Shrinkage limit, Sp. Gravity, Field density, Dry density, Natural Moisture content & moisture-density relation on all samples alongwith depth of water table if encountered with soil strata etc. Note: 1. Collection of disturbed/undisturbed samples shall be done at 0.5m, 1.25m, 2.0m, 3.0m depth from existing ground level or change of strata whichever is earlier.

CBR test of soil sample at proposed subgrade level.

Plate load Test as per IS: 9214 for modulus of subgrade reaction.

Permeability Test ( On the basis of natural moisture content and field density in the lab with remoulded sample: one each for every bore hole )

Tri-axial test

Elastic modulus and poisson's ratio of soil at proposed subgrade level.

Vane Shear test

Consolidation test

Chemical analysis of soil ( Total Soluble Sulphates, Chlorides, Organic matter) and determination of organic material in soil by wet combustion.

Chemical analysis of ground water if encountered (pH, Total Soluble Sulphates, Chlorides)

Transportation of equipments and soil sample collection charges, visiting charges, submission of detailed soil investigation report with recommendation as per AAI specifications and formats (in triplicate)etc.

ARUN SOIL LAB PVT. LTD. (BID ID -854800)

Cengrs Geotechnica Pvt. Ltd. (BID ID -856109)

Geo Designs and Research Pvt Ltd (BID ID -857125)