(UNDERGROUND
MAPPING)
mapping in both 2D and 3D, helping identify subsurface
features and utilities with clear, usable results.
(UNDERGROUND
MAPPING)
mapping in both 2D and 3D, helping identify subsurface
features and utilities with clear, usable results.
(UNDERGROUND
MAPPING)
mapping in both 2D and 3D, helping identify subsurface
features and utilities with clear, usable results.
GPR (Underground Mapping)
GPR Underground Mapping in 2D & 3D for Utilities
Ground-penetrating radar (GPR) is a highly effective, non-intrusive, and non-destructive surveying method that uses radar pulses to detect and visualize subsurface objects. GPR underground mapping is commonly employed to locate underground utilities such as cables, pipelines, and other buried infrastructure. With its ability to penetrate various ground materials, GPR can accurately identify objects buried up to eight meters below the surface, making it an essential tool for construction and engineering projects.
When combined with GNSS data, GPR data can be converted into precise 2D survey maps that provide detailed information about the position and depth of underground utilities. These maps are invaluable for planning and executing projects involving excavation or construction near critical subsurface assets, helping to minimize risks and ensure accuracy.
Additionally, GPR data can be utilized in advanced design and modeling processes. By integrating GPR data into CAD software, comprehensive 2D and 3D models of subsurface infrastructure can be developed. These models can then be incorporated into BIM and plant design models, enabling a fully integrated view of both aboveground and underground elements. This approach enhances project planning, improves safety during excavation, and reduces the likelihood of accidental damage to essential underground utilities.
Our Equipment
Equipment We Use for GPR (Underground Mapping)
TOTAL STATION
With an angular accuracy of 1″, a distance accuracy up to 1 mm, and a range of 0.9-3,500 m, the TS10 establishes survey control that enables the most accurate terrestrial 3D laser scan registration possible.
RTK GNSS ROVER
With an accuracy up to 8 mm and tilt compensation, the GS18 T quickly georeferences data into your required coordinate system for consistent field-to-office alignment.
GROUND PENETRATING RADAR (GPR)
With an ultra-wideband 250 MHz GPR antenna and a depth penetration up to 8 m, the LMX200 maps buried utilities, including metallic and non-metallic pipes, for confident subsurface awareness.
CABLE & PIPE LOCATOR
With a depth measurement accuracy of ±3%, a locate accuracy of ±5%, and a depth readout up to 30 m, the RD8200 pinpoints underground cables and pipes with high confidence.
Common Applications
Where GPR (Underground Mapping) Delivers Value
As-Built Deliverables
