New regulations were released January 14 by the Colorado Department of Transportation (CDoT) that mandates (1) the electronic submission of high accuracy plans showing the location of of underground infrastructure prior to commencing a construction project and (2) the electronic submission of accurate as-builts after completion of construction. Last week Rob Martindale, Program Manager Utilities/Railroads …

Colorado builds a high accuracy database of the location of underground assets in the public right of way Read More »

Inertial locating is an innovative technology that is used to accurately map underground pipe networks. But to date the technology has required non-pressurized pipes. Now a PHMSA-sponsored project has demonstrated that the technology can be applied to small-diameter pressurized gas lines with no disruption of service to customers. The Reduct DuctRunner inertial mapping technology, about …

Inertial locating to accurately map LIVE underground gas distribution utilities is a game changer Read More »

Knowing where things are underground has become important enough that in a number of jurisdictions around the world including the Netherlands, Singapore, and the U.K., initiatives are underway to create national digital twins which include below-ground infrastructure. Recently there have been important technical advances that are have brought the feasibility of cost-effective mapping of underground …

Applying inertial locating technology to mapping and condition assessment of large deep assets Read More »