Most recent
APTA-PR-PS-S-004-99 Rev 2 [2007]
Standard for Low-Location Exit Path Marking
This standard contains minimum requirements for an emergency low-location exit path marking system (LLEPM) for all passenger rail cars using passive (non-electrically powered illumination) and/or active (electrically powered illumination) means of marking the exit path(s) to safety.
Content Provider
American Public Transportation Association [apta]