ASTM C173 Standard Test Method For Air Content of Freshly Mixed Concrete by the Volumetric Method

ASTM C173 Standard Test Method For Air Content of Freshly Mixed Concrete by the Volumetric Method - Roll A Meter
ACI Concrete Field Testing Technician Level 1.
Michigan Concrete Association

[@garrettcapman7557]

Believe it or not, my buddy Big C can do this test one handed

[@carlosreyes5986]

LeBig C

[@warikozijohn2682]

How do you get that volume

[@nonamegivin3884]

Done incorrectly.

[@nink1239]

After emptying the bowl was it considered a valid test?