AASHTO HM-33-2013 STANDARD SPECIFICATIONS for TRANSPORTATION MATERIALS and METHODS OF SAMPLING AND TESTING Thirty-Third Edition was changed to AASHTO PS-2014 AASHTO Provisional Standards (18th Edition).
AASHTO HM-33-2013 STANDARD SPECIFICATIONS for TRANSPORTATION MATERIALS and METHODS OF SAMPLING AND TESTING Thirty-Third Edition was changed to AASHTO HM-34 PT 2B-2014 STANDARD SPECIFICATIONS for TRANSPORTATION MATERIALS and METHODS OF SAMPLING AND TESTING (Thirty-Fourth Edition).
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