4000 PSI compressive strength concrete based on minimum of 28 days is utilized in all precast pours
Standard fibermesh @ 1.5lbs PCY
6 X 6 X 10GA / 10GA welded wire mat will be utilized in all large span areas for strength
In some applications, either 3/8" (#3) or 1/2" (#4) might be utilized
Joint sealant, if used, is Butyl rubber mastic seal (CON SEAL) that conforms to AASHTO spec M-198, meets federal spec SS-S-0021(210-A), and conforms to ASTM C990 specifications