AASHTO - American Association of State Highway and Transportation Officials
Latest
M 43-2005
Scope
This specification defines aggregate size designations and ranges in mechanical analyses for standard sizes of coarse aggregate and screenings for use in the construction and maintenance of various types of highways and bridges. The values stated in SI units are to be regarded as the standard.
M 43-2005 history
2005M 43-2005 Standard Specification for Sizes of Aggregate for Road and Bridge Construction
1988M 43-1988 Standard Specification for Sizes of Aggregate for Road and Bridge Construction (ASTM D448-86 (1993))