Donald h. trotter
Construction Supervisor and PRincipal

Don Trotter is the construction supervisor and QC Manager. He specializes in laboratory testing on soil and aggregates, nuclear compaction testing on soils and asphalt and structural testing on existing pavements.  In addition to being certified as a radiation safety officer, Don is certified as a nuclear gauge operator training & radiation safety specialist and is Caltrans QC/QA certified.

(530) 224-4539