Historic Coal Mine Subsurface Laser Scan Survey

Geoterra was appointed by The Coal Authority to determine the location, size and orientation of an historical coal mine void that had been discovered beneath a main road and its adjacent properties. 

The coal mine had been discovered... Read more

Type of work: 3D Laser Scan Survey, Civil Engineering, Laser Scanning, Mining and Minerals, Subsurface Laser Scanning, Underground Surveying

Subsurface laser scan survey of sinkhole in playing field

Geoterra was appointed by Wooburn & Bourne End Parish Council to carry out a 3D subsurface laser scan and video survey of a recently discovered sinkhole in a playing field.

A 3D laser surface survey scan was also required of the... Read more

Type of work: 3D Laser Scan Survey, Land Survey, Laser Scanning, Subsurface Laser Scanning

Port Immingham Submerged Void Survey

Geoterra was appointed by ABP and DFDS to carry out a subsurface multibeam sonar scan survey of a submerged void discovered beneath Berth 11 at Port of Immingham in Lincolnshire. A 3D CAD plan drawing had already been created so... Read more

Type of work: Civil Engineering, Subsurface Laser Scanning, Underground Surveying

Queensbury Tunnel Subsurface Laser Scan Survey

Geoterra was appointed by Aecom to carry out a 3D laser scan survey of a disused former railway tunnel that ran approximately 3.5km underneath the town of Queensbury, connecting Holmfield and Queensbury itself.

The survey data was required by Aecom to... Read more

Type of work: 3D Laser Scan Survey, Civil Engineering, Rail, Subsurface Laser Scanning

Subsurface Laser Scan Survey of Drainage Culverts

Geoterra was appointed by the Environment Agency to carry out a 3D topographical laser subsurface scan survey of a series of drainage culverts running beneath both property and transport links in Skipton, North Yorkshire.

The survey data was required to assess... Read more

Type of work: Civil Engineering, Culvert Survey, Laser Scanning, Subsurface Laser Scanning, Underground Surveying, Utilities

Taylor’s Boatyard Culvert Survey

Geoterra was appointed by the Canal & River Trust to carry out a 3D topographical laser subsurface scan survey of a sinkhole collapse above a culvert adjacent to Taylor’s Boatyard drydock and the Shropshire Union Canal in Chester.

The survey data... Read more

Type of work: Civil Engineering, Culvert Survey, Subsurface Laser Scanning