Public Works Department Tender

OD74987/2024-2025:To carry out DGPS survey to establish primary control points - it includes observation of raw data by using dual constellation GNSS receiver, processing, net work, adjustment and submission of data in WGS 84 datum and UTM/TM projection system including traverse report ( One intervisible pair per 5 Km)

OD74988/2024-2025:To carry out Traverse to establish horizontal control traverse stations on the proposed road stretch running through from one DGPS station at every 2.50 km using electronic total station instrument at maximum of 250 m interval with an accuracy of 1 in 20000 which includes submission of hard and soft copies as per IRC standards

OD74989/2024-2025:Fly levelling to shift levels from given Bench mark value to next Bench mark station to horizontal traverse station and available permanent structures all along the road for the elevation purpose by closed circuit which includes submission of the hard and soft copies as per IRC Standards

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.

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.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 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.

OD34054/2024-2025:Conducting Bulk density test on soil samples collected by boring

OD86991/2024-2025:Conducting Moisture content test and Grain size analysis on soil samples collected by boring

OD34056/2024-2025:Conducting Atterberg limits test (LL) on soil samples collected by boring

OD34057/2024-2025:Conducting Atterberg limits test (PL) on soil samples collected by boring

OD34058/2024-2025:Conducting Specific gravity test on soil samples collected by boring

OD34059/2024-2025:Conducting UCC test on soil/rock samples collected by boring

OD34060/2024-2025:Conducting Consolidation test on soil samples collected by boring

OD34061/2024-2025:Conducting Direct Shear test on soil samples collected by boring

OD87012/2024-2025: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. Note: The field test results, laboratory test results and recommendations shall be prepared and approved by a Geo technical Engineer. - Machine boring upto 5 bore holes and irrespective of number of structures.

OD87025/2024-2025: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 geotechnical parameters affected by natural hazards such as earthquake, flood, landslides, landsubsidence(piping),if any,etc. complete in three hard copy with soft copy in pdf format. Note: The field test results, laboratory test results and recommendations shall be prepared and approved by a Geotechnical Engineer. - Machine boring - Extra for each additional bore holes exceeding 5 nos irrespective of number of structures.