Office Of Construction And Materials

Special Investigations

The Iowa DOT's special investigations section is focused on field operations for specialized testing and analysis of state roadway systems for use in pavement management and the Office of Construction and Materials. Primary responsibilities include structural testing of roadways (falling weight deflectometer), pavement smoothness (inertial profiler), pavement surface friction (skid trailer), and pavement coring.


Special investigations staff


Jason Omundson, P.E.
Special investigations engineer
515-239-1357
jason.omundson@iowadot.us

Rufus Brown
Materials technician 4
515-233-7882
Rufus.brown@iowadot.us

Roger Jones
Materials technician 3
515-239-1250
roger.jones@iowadot.us
Brent Terry
Materials technician 5
515-239-1900
Brent.Terry@iowadot.us

Ken Williams
Materials technician 3
515-239-1900
Kenneth.Williams@iowadot.us