GENERALInvestigation Budget 2025 26 Thiruvarppu Kumarakom Pandam Bazar road Phase II Soil investigation for the construction of Bridge Culvert and road formation

Amount

Soil collection,Testing, Survey

OD33727/2025-2026: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.

OD33726/2025-2026:Conducting Moisture content, Soil Classification test, Standard Proctor Test, CBR test, Atterberg limits as per the IS Code guidelines and making report of one soil sample

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.

OD36390/2025-2026:Collecting and Tabulating all inventory details of Existing road, Culvert, Bridge, Approach roads, junctions and all other road side utilities and amenities in the prescribed format, complete as per the instructions of PWD officials

OD112869/2025-2026:Providing and fixing 15x15cm with height not less than 90cm boundary stone of hard stone with top 30 cm chisel dressed on all four sides including top (cost of excavation, refilling and concrete etc. to be paid for separately),

4.1.5:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources)

13.61.1:Painting with synthetic enamel paint of approved brand and manufacture to give an even shade:Two or more coats on new work

OD114749/2025-2026:Providing Survey sketch in A0/A1 sheet (or size decided by Engineer in charge) and soft copy after collecting survey no and other land details required for Land acquisition/relinquishment (including preparation and collection of signed relinquishment forms from land owners). including calculation of extend of land required, etc (drawings to be submitted in triplicate) as per direction of Engineer In charge.

Subsoil Investigation

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.

56.1.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.

56.3.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.

56.3.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.

56.10: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.

56.9.1: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)

56.5.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 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.

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

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.

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.

OD33723/2025-2026:Conducting Bulk density test on soil samples collected by boring

OD33716/2025-2026:Conducting Moisture content test and Grain size analysis on soil samples collected by boring

OD33719/2025-2026:Conducting Atterberg limits test (Liquid Limit) on soil samples collected by boring in accordance with IS:2720 (Part-5)

OD33717/2025-2026:Conducting Atterberg limits test (Plastic Limit and Plasticity Index) on soil samples collected by boring in accordance with IS:2720 (Part-5)

OD33722/2025-2026:Conducting Specific gravity tests on Disturbed or Undisturbed samples in accordance with IS:2720 (Part-3)

OD33721/2025-2026:Conducting Unconfined compressive (UCC) strength tests were performed on Undisturbed Samples of clayey strata in accordance with IS:2720 (Part-10) and preparing the results in the format as per Annex A of IS:2720 (Part-10).

OD33724/2025-2026:Conducting One dimension consolidation tests on Undisturbed Samples of clay soil strata in accordance with the methods specified in IS:2720 (Part-15), evaluating coefficient of compressibility and compression index and preparing the results in the format as per Appendix-A & B of IS:2720 (Part-15).

OD33718/2025-2026:Conducting Direct shear tests using shear box on Disturbed Samples of granular soil strata, evaluating cohesion and angle of shearing resistance in accordance with IS:2720 (Part-13) and preparing the results in the format as per Appendix-B of IS:2720 (Part-13).

56.15.a:Hydraulic Velocity Calculation - River.

56.15.b:Hydraulic Velocity Calculation - Thodu.

56.14.a:Cross sectional details - River.

OD79644/2025-2026:Hire charge for transporting whole UDS samples from Kottayam (site) to KHRI Trivandrum as per directions of Departmental officers

OD36393/2025-2026:Preparation of Detailed Project Report of the bridge works & Geological investigation report 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. including Compilation of all field data with recommendation for a suitable foundation for bridges, retaining wall, culverts and Preparing Geotechnical Investigation Report in standard format as prescribed by the Department contains site details, projects description, regional geological conditions, regional natural hazards (seismicity, flood, landslides, land subsidences), adopted soil exploration methods, field tests conducted, laboratory tests carried out, analysis and discussion of test results, recommendations for geotchnical parameters requested by the Engineer for the design of foundations, retaining structures/techniques, embankments, ground improvement methods, etc. with necessary supporting calculations, comments on geo technical parameters affected by natural hazards such as earthquake, flood, landslides, land subsidence(piping),if any,etc. complete in three hard copy with soft copy in pdf format as per the directions of the departmental officers. (Report for Bridge, Road, Retaining structures, Soil improvement techniques, etc including compiling of test results)

Akhil Paul (BID ID -2287844)

Bidder Name

G S Infrastructure

Akhil Paul