CSIND - Surveying and soil investigation works for the

Amount

56.1.a : Mobilization including transportation of all necessary plan and equipment's and materials of boring field testing and sampling and demobilization after completing the workFor machine boring

56.2.a : Setting up boring at each bore hole locations including carrying all necessary plant, equipment and materials of boring and field tests and collection of samples at each bore hole location.For machine boring.

56.3.a.1 : Boring with rotary power drilling equipment's inall types of soil having N value less than 50 excluding hard rock soft rock, or medium rock for strata upto 10m. Including conducting necessary S.P.T and recovery of un disturbed soil samples at 5m.intervals.For ordinary soil.

56.3.b.1 : Boring with rotary power drilling equipment inall types of soil having N value less than 50 excluding hard rock soft rock, or medium rock for strata for next 10m upto a depth of 20m including conducting necessary S.P.T and recovery of un disturbed soil samples at 5m.intervals.For ordinary soil

56.3.c.1 : Boring with rotary power drilling equipment inall types of soil having N value less than 50 excluding hard rock soft rock, or medium rock for strata for next 20m upto 30m depth including conducting necessary S.P.T and recovery of undisturbed soil samples at 5m.intervals.For ordinary soil.

56.3.d.1 : Boring with rotary power drilling equipment inall types of soil having N value less than 50 excluding hard rock soft rock, or medium rock for strata above 30m depth including conducting necessary S.P.T and recovery of undisturbed soil samples at 5m.intervals.For ordinary soil.

56.4 : Boring through all type of hard rock or similar refusal strata of N value greater than 50 using diamond core drilling bit for in land under and banks of river.

56.6 : Recovering undisturbed soil samples using thin tube sampler of 75mm.to 100mm length internal dia 500mm length conforming to relevant IS Code at any required depth including clearing the bore hole etc complete.

56.11.a : Compilation of all field data with recommendation for a suitable foundation after conducting necessary lab test (report in triplicate)Machine boring for 5 bore holes.

56.11.c : Compilation of all field data with recommendation for a suitable foundation after conducting necessary lab tests (report in triplicate)Additional set for machine boring(extra for bore holes exceeding 5 nos)

56.12.b : Total station surveying and preparation of site plan for plain built up area with hindrance to line of sight due to buildings/structures.

Babu Mathew T M

AA AND S CONSTRUCTIONS

ANAS K.P.