Hydrographic survey of Nimoo Bazgo Power Station reservoir.

Amount

Hydro-graphic & Topographic Survey for the reservoir of Nimoo Bazgo Power Station for preparation of plan and river x-sections from Dam axis to tail of the reservoir extending on both the banks 5.0m above FRL including control survey complete. The spot levels to be taken at interval of 5.0m or less/as per change in ground levels.

Preparation of drawings in Auto CAD output/compatible software in soft copy as well as hard copy as per the following requirements: Plan from Dam axis to tail of reservoir showing the views of important features/x-section lines. Colour drawings shall be submitted in AO size along with soft copy- pdf., doc., xls., format of report in CD/DVD-ROM/e-mail. Scale 1:5000/ fitting to AO size. (One soft copy in CD-ROM and hard copy of 3 prints). Survey data Co-Ordinates shall also be provided in XYZ- co-ordinates (Northing, Easting and Elevation in Excel form) and in UTM zone.

Preparation of drawings in Auto CAD output/compatible software in soft copy as well as hard copy as per the following requirements: Cross-Section of reservoir area from Dam Axis to Tail of reservoir showing co-ordinates, MSL, WL in the datum line, water level with date of survey. Colour drawings shall be submitted separately for each section in scale of 1:200/1:250. (One soft copy in CD-ROM for all the sections and hard copy of 3 prints for each section). Survey data co-ordinates shall also be provided in XYZ- co-ordinates (Northing, Easting and Elevation in excel form) and in UTM zone.

Transfer of RL with the help of Theodolite/Total Station for fixation of Bench Mark complete as directed by the Engineer-In-Charge.

Excavation work by mechanical means (Hydraulic excavator)/ manual means infoundation trenches or drains (not exceeding 1.5m in width or 10 sqm on plan),including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soils as directed, within a lead of 50 m. Ordinary rock.

Centering and shuttering including strutting, propping etc. and removal of form work for :Foundations, footings, bases for columns.

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centring, shuttering and finishing:1:3:6 (1 cement : 3 coarse sand (zone-III) : 6 graded stone aggregate 20 mm nominal size).

Curve Surveys & Lab

Advance Land and Hydrography Survey India Pvt Ltd

RISINGSURVEY AND CONSTRUCTION PVT. LTD.

Sieat Engineering Private Limited

GEOMARINESOLUTIONS PRIVATE LIMITED

M/s POWER MATRIX