Trying to perform compaction for a gas commpressor site. Proctor is 145 4.3 -2% +3% . Running with a 2 1/4- that really looks like a 3- to me. Material is running very dry 3.0-3.8. running with a 9" lift with vibratory roller and getting a occational compaction, with 2 hours compaction. How do I...