Utility Mapping and Surveying

LSTC’s utility mapping and surveying department is based in East Yorkshire and work throughout the UK. All staff associated with this work hold a level 3 certificate in utility mapping & surveying issued by ProQual. The qualification has been accredited onto the regulated qualifications framework (RQF), and is a pre-requisite for progression to level 5 & 6 qualification in the ProQual’s utility mapping and surveying qualification suite. Team leaders also hold a level 5 certificate.

LSTC can provide a complete utility survey to PAS 128, the British Standard for detection, verification and location of utilities within the UK.

Click here to see our capability statement.

Utility Surveys

PAS 128 Survey Type D (Desktop)

Using desktop search techniques to identify existing utilities within the client defined survey area and gather relevant plans from utility owners. This is compiled together on a composite digital drawing to accompany Survey Type D utility pack.

PAS 128 Survey Type C (Site Reconnaissance)

Using a Survey Type D utility pack, visit site to identify and locate all manhole/ inspection chamber covers, valve covers, utility markers, control and distribution pillars/columns, LV power, street lighting, traffic lights, and historic excavation scar lines Evidence is recorded using appropriate survey equipment and presented in a digital model format to client’s specifications.

PAS 128 Survey Type B (Detection)

Using a Survey Type D utility pack, complete a full utility site survey using the latest Electro Magnetic Locator with signal transmitter and ground penetrating radar (GPR) equipment to locate utilities and ground anomalies with in the defined work area, all findings will be recorded using appropriate survey equipment. The results are presented in a digital model format to client’s specifications, accompanied by a detailed survey report which will include information on utilities that may require further investigation for greater positioning accuracy using Survey Type A (verification) methods.

PAS 128 Survey Type A (Verification)

Using information from Survey Type D and if available C or B, liaise with client to define the most suitable areas to carry out Survey Type A by excavating ground to expose utilities for visual verification. This information will be presented to client’s specifications in a digital model format, accompanied with a utility survey report.

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