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Bathymetric Survey in Wave Harbour - Nusail Surveys

Bathymetric Survey in Wave Harbour

Overview

Nusail Engineering Consultancy, Sultanate of Oman was awarded the contract for a bathymetric survey for "The Wave Muscat" in Muscat, Sultanate of Oman. The bathymetric survey of the offshore area at the coastline of the project area was performed for The Wave Muscat.

Scope of the Survey

The survey area covered was around Seeb Harbour. A line spacing of a minimum of 10 meters was used. Maps with contour lines at 0.5-meter intervals were prepared at a scale of 1:1000 for future design and bidding engineering works. Drawings showing the survey results were prepared in .dwg format. ASCII code (x, y, z coordinates) of the bathymetric survey was provided.

Bathymetry Data Collection

Equipments of the Study

  • Odum Hydrotrac Echo Sounder
  • Transducer
  • Valeport Tide Gauge
  • Sokkia RTK GPS
  • Sokkia Total Station
  • Bar Plate

Bathymetry Survey Procedure

The bathymetric survey was performed with the following scope:

  • The line spacing was a minimum of 5 meters. The area surveyed was shown on a location map.
  • Preparation of maps with contour lines at 0.25-meter intervals and an appropriate scale for future design and bidding engineering works, e.g., Scale 1:750 at A0 size or as approved by the client.
  • Preparation of drawings showing the survey results in .dwg or .dxf format. The ASCII code (x, y, z coordinates) of the bathymetric survey was provided.
  • Correlation between the measured seawater levels and the existing Tide Prediction Tables and data from the closest port, with results indicated in the report.
  • Comparison of depth with the pre-dredge survey and calculation of any necessary adjustments.

Results

An Odom Hydrotack single frequency (200 kHz) single beam echo sounder was utilized to acquire bathymetric data. The bathymetric data were processed using HydroPro Software.