Work Name:GENERAL-Construction of New building for Police station chavakkad, Thrissur-Soil Investigation-Investigation Work
Sl. No.
Item Description
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Soil investigation works
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56.1.a:Mobilization including transportation of all necessary plant and equipment\"s and materials of boring, field testing and sampling and demobilization after completing the work - For machine boring
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56.17.1:Providing access to the site,clearing site and making good to erecting and conducting soil testing transfers within the site and for any other temporary arrangements to be erected within the area in connection with conducting soil testing.
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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.
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56.3.a.1:Boring with rotary power drilling equipment\"s in - all 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 undisturbed soil samples at 5m intervals - For ordinary soil.
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56.3.b.1:Boring with rotary power drilling equipment\"s in - all types of soil having N value less than 50 excluding hard rock, soft rock or medium rock for strata next 10m and upto a depth of 20m including conducting necessary S.P.T and recovery of undisturbed soil samples at 5m intervals - For ordinary soil.
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56.3.c.1:Boring with rotary power drilling equipment\"s in - all types of soil having N value less than 50 excluding hard rock, soft rock or medium rock for strata next 10m and upto a depth of 30m including conducting necessary S.P.T and recovery of undisturbed soil samples at 5m intervals - For ordinary soil.
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56.3.d.1:Boring with rotary power drilling equipment\"s in - all 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.
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56.5.a:Boring through all classes of rock excluding hard rocks having N value greater than 50 using tungsten carbide drilling bit - In land
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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 water and banks of river.
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56.7:Conducting standard penetration test in bore hole at any depth.
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56.8:Recovering disturbed samples and preserving the same in air tight sample containers including waxing labelling packing storing including cost of containers as per IS Code.
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OD25520/2025-2026:56.11.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.(including check list , lab test results with required graph, Bearing Capacity calculations)
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