Standard Specifications for Transportation Materials and Methods of Sampling and Testing (33 edition)

The 33rd Edition of the Materials Book contains 400 materials specifications and test methods commonly used in the construction of highway facilities, including 61 revised and 7 new specifications and test methods. The specifications have been developed and maintained by transportation departments through participation in AASHTO's Subcommittee on Materials.

The Materials Book and AASHTO Provisional Standards single-user CD-ROM includes all of the information found in the four-volume Materials Book, as well as the single-volume AASHTO Provisional Standards.