Hop Nhat Bach Viet Co., Ltd performed topographic survey of the subsea Van Phong for wharf design in Khanh Hoa province.

  1. Project: Ecotourism destination Hon Ngang – Bai Cat Tham beach
  2. Item: Wharf area A2, A9, A10, A12
  3. Place: Dam Mon village, Van Thanh commune, Van Ninh district, Khanh Hoa province
  4. Investor: T&M VAN PHONG INVESTMENT AND TOURISM JOINT STOCK COMPANY (eurowindow holding).

Topographic survey of the subsea:

  1. Measure and draw topographic map under water in detail, scale 1/500, contour line 0,5m; (terrain class III)
  2. Measure and draw vertical section, under water (terrain class III)
dẫn thủy chuẩn về trạm quan trắc mực nước
Guide the water level to to the water level monitoring station

Equipments used in topographic survey of the subsea

Lắp trạm quan trắc mực nước triều
Set up tidal monitoring station
  1. GNSS Hi Target V30 receiver RTK technology, GNSS Trimle R8SLT receiver, or Comnav T300 device. Auto level Leica 730 Plus
  2. ECHOTRACK CV100 device or equivalent machines such as ODOM Hydrotrac II or SyQwest Bathy-500 MF
Đo sâu hồi âm bằng ECHOTRACK CV10
Reverb depth measurement ECHOTRACK CV10

Some pictures of the topographic survey of the subsea

Trạm Base phục vụ đo sâu bằng DGNSS
Base station for depth measurement by DGNSS
Đo địa hình tại khu vực bãi cạn bằng DGNSS RTK
Topographic survey at the shoal area by DGNSS RTK

 

Đo đạc chi tiết địa hình khu vực không đo bằng đo sâu hồi âm
Measure the unmeasured area with reverb depth measurement in detail

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