WBIW/SDO-I/RRI/eNIT-01/26-27/3

Detailed topographic & bathymetric survey using High-Precision UAV-Based LiDAR Drone for land part & ADCP/ECO-SOUNDER (Double Frequency) for water part of Flood Plain adjoin all type of River Channel/ khal including mobilization of DGCA (Directorate General of Civil Aviation, Government of India) -compliant UAV with latest LiDAR sensor (3D point cloud data,) flight planning, multi-overlap flight, strip adjustment, permissions, ground control survey using LiDAR Drone data acquisition, processing, classification, generation of DSM/DTM, contour generation (<0.5m/1m interval), minimum point density 150–300 points/m², establishment of Ground Control Points (GCP) accuracy requirement (recommended standard) including engraving for identification number, painting & flying from a nearest SOI BM ( within 10 km) using Digital Level etc, showing the latest river courses, Khal, streams, nalas, vegetation and any other water bodies showing details of latest position of active & dry channels, dykes/guide bunds and other permanent features like bridges, roads, highways, habitation, marginal bunds, vegetation etc. in stretch and Preparation and submission of Detailed Survey Report & Drawing including methodology, accuracy assessment, river profile analysis, flood plain mapping, contour plan, cross-sections, longitudinal section and soft & hard copy (six sets) submission in 64 GB pen-drive (in AutoCAD, Microsoft excel, Pdf & .KMZ/KML format & must be geo-referenced). Survey Raw data (in specified format as per direction of E-in-C) of survey work will also to be submitted time to time during the progress of the work. Note: [i) The rate is inclusive of all incidental charges like Mobilisation charges of survey units, all type carriage, engagement of manpower & instruments/equipment, Motor boat/Power driven boat with manpower, Data processing integrated software etc. as applicable to complete to work in all respect but the rate is exclusive of all taxes ii) Echo sounder or ADCP data should be interfaced with HYPACK or equivalent to data logging software in respect of tide correction.

Submission of report comprising detail drawings, volume calculation of silt deposited (If required) in both soft copy (in .DWG/AutoCAD, Microsoft excel, Pdf & .KMZ/KML format & must be geo-referenced i.e (X-Y-Z) & hard copy (six sets) in the form of index map, topographic site plan,Contour plan,cross sections, long sections etc of Channels/ Khals/Rivers etc showing all important features with min suitable scale ,true north and relevant photographs etc as per direction of E.I.C. complete in all respect. All Survey raw data and total report in the form of soft copy in pen driver (at least 32GB memory) will also be submitted as direction of EIC.