P. Smith is a geodetic specialist at WisDOT. He is responsible for WISCORS
day-to-day operation including hardware, software and telecommunications. Smith,
who holds a bachelor’s degree in Geography, joined WISDOT in 2004. For more
about the WISCORS network, visit wiscors.dot.wi.gov. For more information about Trimble VRS technology, visit www.trimble.com/infrastructure.
For the past several years, surveyors in Wisconsin have kept pace with the national trend toward increased use of GNSS for survey positioning. Wisconsin surveyors started adopting GPS technology in the mid-1980s, and the practice has been growing ever since.