Marine Construction Support

Sonardyne Mini Ranger 2 USBL System
Positioning for DP Vessel Jetting Works

ESG can provide technical support for various marine projects, including Barge Positioning, Anchoring, Underwater Positioning, Underwater Sonar Monitoring, etc.

Sonardyne Mini-Ranger 2 USBL System is a underwater target tracking system, which can track up to 10 underwater targets simultaneously. It is easy to install and can provide underwater positioning for marine construction work, such as mattress laying, jetting, underwater structure installation, etc.

GNSS Systems including Trimble 356, Trimble 461 and Hemisphere Vector V133 can provide positioning and navigation services for barges to support anchoring and construction.



2186 7806


Room 02A, 2/F, Block A,
Focal Industrial Centre,
No.21 Man Lok Street, Kowloon