District Materials Office staff

  • Ensure materials and materials testing procedures are in compliance.
  • Conduct sampling and testing of a variety of materials.
  • Provide fabrication inspection of prestressed, precast and foundry elements.
  • Perform correlations testing of pavement smoothness.

Materials Staff
Name Position Phone Number
Vacant district materials engineer 515-239-1488
Jeff De Vries P.E. transportation engineer intern 515-239-1926
Cheryl Barton materials technician 5 515-239-1756