KIIFB 2017-18 INVESTIGATION WORK FOR CONSTRUCTION OF MINOR BRIDGES (PALLANCHI BRIDGE 1 AND PALLANCHI BRIDGE II) ON KOLICHAL-EDAPARAMBA HILL HIGHWAY ROAD IN KASARGOD DISTRICT

Amount

CBR observed data 1 Collection of sub-grade soil sample at 500m interval carefully by excavating pit of area 1.0*0.6m through overlying bituminous and granular layer or from subgrade of formation area as directed by the engineer in charge for laboratory test and filling back and compacting the excavated pit to lines and levels with excavated materials as directed by the departmental officer at site.

CBR observed data 2 Conducting Soil Classification test, Modified Proctor Test,and CBR test as per the IS Code guidelines and making report of one soil sample

56.1.a: Mobilization including transportation of all necessary plant and equipments and materials for boring, field testing and sampling and demobilization after completing work For machine boring

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.

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 - Bridge - In land & under water

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 machine boring - Bridge - In land

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 machine boring - Bridge - In land

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 machine boring - Bridge - In land

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.

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

56.4: Boring through all classes 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

56.3.a.2 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 under water.

56.3.b.2 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 under water.

56.3.c.2 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 under water.

56.3.d.2 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 under water.

56.5.b: Boring through all classes of rock excluding hard rocks having N value greater than 50 using tungsten carbide drilling bit - In Water - Bridge

56.9.1 Erecting platform over 2 nos of 2nd Class Boat using Mango wood planks of not less than 30 mm thick, Mango wood joists of 100 mm x 70 mm at 60 cm intervals including labour and hire of all materials and dismantling the platform after completion of work etc complete. excluding hire of boats (A Platform of minimum size 6.00 m x 5.00 m will be required)

56.1 Hire charges for providing 2 nos of 2nd Class boat with boatman for erecting the platform over which the boring plant is to be erected, and 1 no of 2nd Class boat with 1 boatman for conveying the departmental staff and labour engaged from the banks to platform and back etc.

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.

56.7 Conducting standard penetration test in bore hole at any depth.In land and under water

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.In land and under water

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.

AA AND S CONSTRUCTIONS