Budget 2020-21 Additional Investigation work for the construction of approach at pathirippala side ROB for Njavalinkadavu Bridge in Tharur Ottappalam LAC.

Amount

Investigation Work

56.1.a : Mobilization including transportation of all necessary plan and equipment's and materials of boring field testing and sampling and demobilization after completing the work<br>For machine boringMobilization including transportation of all necessary plan and equipment's and materials of boring field testing and sampling and demobilization after completing the workFor machine boring

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

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.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.<br>For machine boring.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.

56.9.1 : Erecting platform over 2 nos of 2nd Class Boat USING Mango wood planks of of not less than 30 mm thick, Mango wood joists of 100mm x 70mm at 60cm 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 6.00m x 5.00m will be required)Erecting platform over 2 nos of 2nd Class Boat USING Mango wood planks of of not less than 30 mm thick, Mango wood joists of 100mm x 70mm at 60cm 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 6.00m x 5.00m 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.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.

56.3.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 un disturbed soil samples at 5m.intervals.<br>For ordinary soil.Boring with rotary power drilling equipment's inall 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 un disturbed soil samples at 5m.intervals.For ordinary soil.

56.3.a.2 : Boring with rotary power drilling equipment 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 un disturbed soil samples at 5m.intervals.<br>For under water.Boring with rotary power drilling equipment inall 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 un disturbed 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.<br>In land.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.<br>In water.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 and banks of river.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 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.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.

56.11.a : Compilation of all field data with recommendation for a suitable foundation after conducting necessary lab test (report in triplicate)<br>Machine boring for 5 bore holes.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.

od33375/2019_2020 : Conducting Environmental impact study, cost benefit analysis , bar chart preparation, pavement design including soil stabilization, approach road protective work design , cross sectional drawings of pavements etc including neat filing and supplying and Preparation of detailed Report (6 copies)

od33376/2019_2020 : Testing charges for CBR Test of soil samples collected from the site in the Laboratary including the charges of labour engaged for conducting the test in the Lab etc. including the collection of subgrade soil samples carefully by excavating the pit for Laboratary test and refilling back and compacting the excavated pit to line and levels with excavated earth as directed by the departmental officers at site.

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.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.

8.16 : Reinforced cement concrete M-15 grade boundary pillars of standard design as per IRC:25-19767, fixed in position including finishing and lettering but excluding painting .Reinforced cement concrete M-15 grade boundary pillars of standard design as per IRC:25-19767, fixed in position including finishing and lettering but excluding painting .

AA AND S CONSTRUCTIONS

Bidder Name

G S Infrastructure

AA AND S CONSTRUCTIONS