KIIFB-Investigation work- Pulluvai Thottilpalam road (km 0/000- km 11/900) Phase II-Detailed investigation for Pulluvai Thottilpalam road Phase II including preparation of Project Execution document- Part TS-Investigation Work

Amount

DGPS Survey

OD191786/2024-2025: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 2.5 Km)

OD188177/2024-2025:Providing and fixing RCC pillars for DGPS control points of size 0.3 m x 0.3 m x 0.5 m , 0.1m above ground level and 0.4 m below GL casted in M20 Grade concrete reinforced with 4 nos of 10 mm dia longitudinal bars and 8mm dia stirrups @ 0.15m c/c, firmly fixed in position using PCC of 0.5m wide and 0.4 m deep around the pillars in M15 grade concrete below ground level including painting 2 coats on exposed surface with paint

OD191803/2024-2025:Detailed topographic survey using Total station and preparation of site plan of minimum of 25 m on either side of the center line and taking cross section details at 10 m intervals on straight roads and 5 m interval on curves ( survey includes details of all features as mentioned in the scope of the in plain terrain work within the limit of survey) and Preperation of Horizontal and vertcal profile drawing. Including Taking Sufficient Color copy prints (3 nos)

Preperation of PED

OD191888/2024-2025:Preparation of Road strip plan showing all improvement proposal including location of footpath, drainage plan, details of culvert and other CD structures,utility crossing details,Road Safety Plan(signage plan), etc into the already prepared alignment drawing (drawing prepared by Total station survey) ,taking Road inventory details , locations and cross sections of retaining wall duly marked in the strip plan, and preperation of proposed cross section details of the road at 10 m intervals as per IRC 37 from details provided etc. as per the direction of Engineer in charge including all cost of transportation and labor preparing drawing with sufficient copies, collecting data Complete.

Soil investigation work

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.

56.5.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.

56.8: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.

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

56.14.a:Cross sectional details - River.

56.15.a:Hydraulic Velocity Calculation - River.

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.

56.11.c:Compilation of all field data with recommendation for a suitable foundation after conducting necessary lab test (report in triplicate) - Machine boring - Extra for additional set for bore holes exceeding 5 nos.

Soil classification, CBR and Pavement composition

OD188414/2024-2025:Study of pavement composition by cutting open pit at tar edge to get the details of layers (thickness and type ) of pavement composition - at one location as suggested by the engineer in charge carefully by excavating pit of area 1.00x 0.60m through overlaying bituminous and granular layer including BC, DBM/BM, WMM and GSB at tar edge and refilling and compacting the excavated pit to lines and levels with excavated materials as directed by the departmental officers at site and reporting the pavement composition with photographs and measurements specifying the type of layers.

OD188415/2024-2025: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.

OD188416/2024-2025:Conducting Soil Classification test, Standard Proctor Test, and CBR test as per the IS Code guidelines and making report of one soil sample.

Akhil Paul (BID ID -2129923)

Bidder Name

RITECH SURVEYING AND ENGINEERING LLP

Akhil Paul