TigerGuy & geotechguy1 - I agree.
I'm not saying it isn't possible to compact a standard proctor to a modified value. Any operator should be doing a depth check to confirm they're not into different material, that's an excellent point. But, that still makes my point. If you see a 105%...
thread261-445671
You can't get 105%. That's a bad proctor, gauge, or user error and maybe a combination of all three.
I've spent too many hundreds of hours behind rollers running densities trying to get material to 100% with a good proctor. Most companies won't even accept a 105%. Only...