• Surrey Office

    01483 429385
  • London Office

    020 81111 385
  • Brighton Office

    01273 027327
"Specialising in measured building, land & topographical surveys"

Underground Services Surveys

London based Underground Utility Surveyors specialising in GPR (Ground Penetration Radar) surveys, Radio Detection Scanning, Drainage Surveys and CCTV Drainage Condition Surveys. All utility surveys are PAS-128 compliant.

Cadmap Utility Surveying is a highly professional Underground Utility Surveyors, we specialise in the mapping of underground services accurately on the ground to show a full representation of existing services running through the potential development site or highways.

To locate the position of underground services and pipes is critical before any excavation work begins, to avoid a potential disaster. Undertaking an Underground services report gives you the vital information required to avoid such problems. All services located and mapping accurately plotted onto a CAD drawing using Leica Total stations and can be delivered in a variety of file formats.

Cadmap Underground Surveying professional staff operate the latest in Ground Penetration Radar technology such as the IDS Detector Duo and Radio Detection RD8000. CCTV Surveys are carried out operating the MiniCam Solo Pro 60 Meter Drain Camera and Wincan V8.


Underground Utility Surveys

Cadmap attend site equipped with an original land survey which shows the position of all service covers. The surveyors traces underground cables, pipes using Radio Detection methods and ground penetrating radar equipment such as the RD8000 Detector, TX10 Genny and IDS Dectector Duo GPR. This information is then added to the existing survey, all connections, depths to pipes or cables direction are clearly presented on thedrawings. All utility surveys are PAS-128 compliant.




Drainage Investigations.

Cadmap attend site equipped with an original land survey which shows the position and the level of manhole covers. Manhole covers are lifted in a safe and secure manor to ensure no danger is at risk to the public. Invert readings are measured, direction of flows are established and pipe sizes noted along with sewer construction, either foul or surface. This information is then added to the existing survey, all connections, invert levels and direction of flows are clearly presented on the drawings.