AAR Industry Standards and Freight Loading

The Transportation Technology Center, Inc. (TTCI), a subsidiary of the Association of American Railroads, manages and distributes AAR publications covering technical standards and quality assurance, mechanical inspection, AAR Interchange Rules, Bureau of Publications, and the results of TTCI research.

•    For descriptions of AAR Technical Standards click here.
•    A free download of the table of contents (Section A, Part 1) of the AAR’s Manual of Standards and Recommended Practices is here.
•    The on-line TTCI catalog for Damage Prevention and Loading Services publications is here.
•    The on-line TTCI catalog for the Manual of Standards and Recommended Practices publications is here.
•    For circulars, go here.
•    For a free download of the index of figures for the open top loading rules, go here.
•    For AAR Open Top Loading Rules, information and publications click here.