contour and topographical survey of the route for mine effluent discharge , surface runoff effluent , etp site and geotechnical investigation for etp site at sukurangi mines in the district of jajpur . , topographical & contour survey , carrying out detailed survey work as per layout , specification & scope of work , preparation of survey drawings , maps etc . with contour interval of 1 . 0mtr , preparation of field report etc and submission of complete documents / drawings , including all bye work , setting out , construction of survey pillars as per drawing and marking of axes & levels with enamel paint on the insert plates fixed on the same including all labour and materials , bye works as per , specifications drawings and instructions of engineer . bench mark pillars , setting out , construction of survey pillars as per drawing and marking of axes & levels with enamel paint on the insert plates fixed on the same including all labour and materials , bye works as per , specifications drawings and instructions of engineer . grid pillars , geotechnical investigation field work : , setting up site organisation including complete mobilisation of personnel , equipment & accessories as per specification , locating boreholes & other test points , taking their r . l . s . and making complete arrangement for field work at site including shifting from one point to other . , boring of not less than 150 mm dia . borehole upto maximum 30 m depth from the existing ground level , by power operated , winch driven , shell / bailer , through all types of soil & fill , including chiselling through local obstructions / boulders , if required , prevention of collapse of borehole walls , wherever necessary , maintaning of detailed boring record , all as per specification . , collection ( including preservation & transportation to laboratory ) of undisturbed tube samples of soil from boreholes as per specification . , collection ( including preservation & transportation to laboratory ) of disturbed soil samples from borehole as per specification . , performing standard penetration test in original soil & highly weathered rock layer ( including preservation and transportation of sample collected from split spoon sampler ) as per specification . , collection ( including preservation & transportation to laboratory ) of water samples from borehole as per specification . , recording of stable ground water table for each borehole as per specification . , nx size core drilling through all types of rock ( underlying the original soil layer ) by hydraulic fed rotary drilling equipment using diamond bit & double tube core barrel , upto maximum 30 m from egl , including collection & preservation of rock sample , recording of recovery & rqd , mainatining of drilling observations , all as per specification . , performing electrical resistivity test & recording of results , all as per specification . , laboratory work ( all the tests to be carried out as per specification only ) , determination of natural moisture content of soil . , determination of liquid limit of soil . , determination of plastic limit of soil . , determination of shrinkage limit of soil . , determination of grain size distribution of soil . sieve analysis for coarser fraction , determination of grain size distribution of soil . hydrometer analysis for finer fraction . , determination of specific gravity of soil . , determination of bulk density & dry density of soil . , conducting unconfined compression test on soil . , conducting triaxial compression test on soil . unconsolidated undrained test , conducting triaxial compression test on soil . consolidated undrained test , direct shear test on soil . , conducting consolidation test on soil . , determination of free swell of soil . , conducting swelling pressure test on soil . , conducting standard proctor compaction test on soil . , conducting lab . c . b . r . test on soil . , determination of permeability of soil . by constant head method , determination of permeability of soil . by falling head method , determination of organic content of soil . , determination of ph value of soil . , determination of sulphate content of soil . , determination of chloride content of soil . , determination of specific gravity of rock . , determination of bulk density of rock . , determination of porosity & water absorption of rock . , determination of point load strength index of rock . in saturated state , determination of point load strength index of rock . in dry state . , determination of unconfined compressive strength of rock . in saturated state , determination of unconfined compressive strength of rock . in dry state , determination of slake durability of rock . , determination of ph value of sub-surface water , determination of sulphate content of sub-surface water . , determination of chloride content of sub-surface water . , report , preparation & submission of draft & final report as per specification . , photograph : , coloured photographs of size not less than 6x 4 size , properly afixed in each copy of final report as per specification .