Mapping the Colorado Underground: Colorado is proactively using a 2018 One Call law and new procedures to reduce underground utility hits, which in the US exceed 50,000 annually. The law requires higher accuracy One Call utility locates (Level B). The presentation will describe: 1) including higher accuracy utility locations on contractor bidding documents, 2) installing electronically locatable devices on new utilities, 3) the impact on unde...

A look at the subsurface infrastructure that is far greater in size than the surface transportation systems. This other infrastructure is just as critical to our economy by providing the utilities that we take for granted.. This buried infrastructure is aging, becoming dilapidated and desperately in need of repair and replacement. It is what lies beneath our roads and railways systems and comprises our utility and pipeline systems. ProStar’s CEO and Founder Page Tucker will look at this va...

ASCE 38 was first published in 2002. It served as the basis for subsequent standards in UK (PAS 128), Australia, Malaysia, and Ecuador. It serves as the principal standard for the practice of subsurface utility engineering around the globe, and is referenced as the standard to use for existing buried utility investigations in CSA S-250. The latest edition of ASCE 38 takes into account the practice improvements, technological changes, and various interpretations of ASCE 38 since 2002. The l...

Speaker: Neil Brammall and Carsten Roensdorf