Investigation work For Reconstruction of Oradampalam Across Eranthodu at 67.000 of NH 966 at Malappuram Dt

Amount

Investigation work for Bridges.

56.12.a:Total station surveying and preparation of site plan - Plain and open area without hindrance to line of sight with 1 m contour intervals , with 5m x 5m interval.

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

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

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 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.

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.

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.

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.

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

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

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.

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)

56.10: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.

56.14.a:Cross sectional details - River.

56.15.a:Hydraulic Velocity Calculation - River.

OD311628/2024-2025:Conducting sub soil investigation tests at suitable intervals including taking samples, Temperature measurement, Soaked CBR value etc and submitting the compiled reports etc. complete as per the IRC guidelines and direction of departmental officers.

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.

56.7:Conducting standard penetration test in bore hole at any depth.

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.

56.16:Preparation of Detailed Project Report of the bridge works containing alignment plan, key plan, contour plan , index map, longitudinal and cross section of road and River/Thodu cross section of bridge hydraulic and velocity calculations including neat filing and supplying five set DPR etc. as per the directions of the departmental officers.

N. KUNHALAVI (BID ID -2213793)

Bidder Name

N. KUNHALAVI

Babu Mathew T M