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Special Provisions
SP421-035  PDF  RTF  Hydraulic Cement Concrete - Raises the 5-cycle Magnesium Sulfate Soundness loss for coarse and intermediate aggregates when air entrainment in the concrete has been waived. Required for all projects using Item 421, beginning with the November 2009 letting. Replaces SP421-002 SP421-013 SP421-034 . (Change Memo: de-43-09). Statewide Use.

Specification Information