|
| 1 | investigation |
| 2 | 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 |
| 3 | 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. |
| 4 | 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. |
| 5 | 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. |
| 6 | 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 |
| 7 | 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. |
| 8 | 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. |
| 9 | 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 |
| 10 | 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. |
| 11 | 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) |
| 12 | 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. |
| 13 | 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. |
| 14 | 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. |
| 15 | 56.14.a:Cross sectional details - River. |
| 16 | 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. |
| 17 | 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. |
| 18 | 56.15.a:Hydraulic Velocity Calculation - River. Please Enable Macros to View BoQ information |
