INVESTIGATION WORK FOR THE CONSTRUCTION OF KANIYARAM ARATTUTHARA ROAD IN WAYANAD DISTRICT

Amount

56.13: Providing access to the site clearing site and making good for surveying in order to provide clear line of site devoid of any hindrance due to vegetation etc. and clearing areas for station points (This item is applicable only for sites without access such as in case of new road formation, bridge and building sites at in accessible locations).charges etc complete For Road

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. Palakkuli - ozhakodi road-(0/000 -1/350),Palakkuli - ozhakodi road Junction, Choottakkadavu Junction, River portion, Choottakkadavu River side to Agraharam road, Choottakkadavu River side to Agraharam road junction, Agraharam Road to Mananthavadi Rest house and Mananthavadi Rest house

Observed Data: Establishing traverse control points with elevations on pillar of size 15cmX15cmX60cm M20 grade RCC pillar with a nail fixed on the top surface. The pillars shall be embedded in the concrete.Spacing 250 M apart as a bench mark - control pillar. The spacing shall be maximum 250 m apart and intervisible. No seperate bench mark need to be established.

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

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.

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. In Land

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.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. In Land

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 ordinary soil. For under water

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. In Land

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. In land

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.

56.9.1: 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) - For Bridge

56.10: Hire charges for providing 2 nos of 2nd class boat with boat man for erecting the platform over which the boring plant is to be erected and 1 no 2nd class boat with one boat man for conveying the departmental staff and labour engaged from the banks to the platform and back etc. For Bridge

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.

56.7: Conducting standard penetration test in bore hole at any depth.( 20*5+20*3 )

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. (20*2+20*3)

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. ( 12*5) In land +(12*3) in water

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. The following details are to be included in the report. Discharge of stream, Vellocity of Stream at HFL, Maximum Flood Level & Minimum Flood Level, Ordinary Flood Level, Scour Depth, Bed slope, Soil eeploration along the centreline of bridge at 30m interval, Soil exploration along the River bank of river training work.

56.15.a: Hydraulic Velocity Calculation - River.

56.14.a: Cross sectional details - River.

56.14.b: Cross sectional details - Thodu.(Chainage:0/720)

Observed data CBR : 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. Palakkuli - ozhakodi road(0/000 -1/350) Agraharam Road Mananthavadi Rest house Junction

Observed Data:Conducting Soil Classification test, Modified proctor Test,and CBR test as per the IS Code guidelines and making report of one soil sample moulded chamber burnt bricks with including cost. Palakkuli - ozhakodi road(0/000 -1/350) Agraharam Road Mananthavadi Rest house Junction

Observed data OD Survey: Conducting origin destination survey at one location for one day for peak hours (7am to 11 am and 3.30 pm to 7.30 pm) by recording the pedestrian count in the prescribed format, including provision for engaging technicians and setting up of station etc and compiling the data and submitting the details inhard and soft copy. Palakkuli - ozhakodi road(0/000 -1/350) Agraharam Road Mananthavadi Rest house Junction

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