Highlights
THE BOTTOM LINE
GPRS provided accurate data on the utilities inside a buried pipe that had been used as a utility tunnel at a power substation to assist with the repair of an unknown leaking utility.
INDUSTRY
SERVICE
LOCATION
PM Insight
Deliverables
PROJECT APPLICATION
ASK
Task
Locate all utilities in and around a buried concrete or asbestos pipe, and investigate a possible void near these lines, to assist with the safe repair of a leaking utility.
PROBLEM
- A petroleum and natural gas electrical power station had a suspected leaking utility line that they believed was also causing a void
- The leaking utility was encased in a concrete or asbestos pipe, which also contained several other utilities that had all been buried for over 40 years
- There was no way to access this utility pipe, which sits under a newer steel building on the property
Solution
- GPRS deployed ground penetrating radar and electromagnetic locating to map the utilities in and around the buried pipe
- The Project Manager also identified the likely location of the leaking utility, which aligned with data the client acquired with a thermal imaging gun
- GPRS went beyond the original project scope and located expansion joints along the buried utility tunnel
- In addition to marking out located utilities with spray paint on the asphalt, the data was uploaded into SiteMap®
Benefits
- The client was able to avoid destructive and potentially dangerous exploratory potholing to find the leaking utility line
- The accurate, actionable data obtained by GPRS will expedite the repair process by ensuring they only need to dig once
- All stakeholders have 24/7, secure access to this field-verified data thanks to SiteMap®, which is available via computer, tablet, or smartphone
CASE STUDY GALLERY
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