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Approved – 8/2012 B/CS Unified Specifications 2 Section 32 11 14 Flexible Base Crushed Limestone a. Liquid Limit: The portion of material passing the 40 mesh sieve shall have a liquid limit of 35 or less, in accordance with TEX-104-E. b. Plasticity Index: The portion of material passing the 40 mesh sieve shall have a plasticity index of not less than 4 nor …