AASHTO HM-32-M

The 32nd Edition of the Materials Book contains 398 materials specifications and test methods commonly used in the construction of highway facilities. The specifications have been developed and maintained by transportation departments through participation in AASHTO's Subcommittee on Materials. The book edition is organized in two volumes, Materials and Testing, and each volume has been separated into two books. Also included is the single-volume AASHTO Provisional Standards, 2012 Edition.