Soil Density Technician

The certification process includes classroom lecture followed by written examination and performance demonstrations.  This course covers the following test methods: AASHTO T265 Laboratory Determination of Moisture Content of Soils; AASHTO T99 Moisture-Density Relations of Soils; MoDOT TM40 A One-Point Moisture-Density Relations for Soils; AASHTO T310 Density and Moisture Content of Soil and Soil Aggregate by Nuclear Methods (Shallow Depth); MoDOT TM35 Moisture Offset Factor for a Nuclear Gauge.