Association of American Railroads The Association of American Railroads represents North America's major freight railroads and Amtrak Association members include the BNSF, UP, KCS, CSXT, NS, CP, CN, TFM and FNM
American Association of Railroads Abrasion Resistance -- Ability of material of cable to resist surface wear or damage by mechanical means Accelerated Aging -- A test in which voltage, temperature, etc are increased above normal operating values to obtain observable deterioration in a relatively short period of time The plotted results give expected life service under normal conditions Accelerator -- A chemical additive which hastens a chemical reaction under specific conditions Adjacent Conductor -- Any conductor next to another conductor, either in the same multi-conductor cable layer or in adjacent layers
Automatic Alternative Routing A system for providing continued telecommunications service in the event that a primary transmission route fails catastrophically