Browsing OU - Oklahoma Transportation Resources / Oklahoma Transportation Library by Subject "freeze/thaw durability"
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Measuring Air Void Characteristics of Oklahoma Air- Entrained Concrete using the Air Void Analyzer (AVA) / Analyzing AVA Sources of Error (FHWA-OK-08-03 2128)
(2009-1)The conventional method for measuring the size distribution of air voids in concrete (ASTM C457) requires a technician with highly-specialized training and can only be performed on hardened concrete. Waiting several days ...