[Code of Federal Regulations] [Title 49, Volume 1] [Revised as of October 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 49CFR38.117] [Page 573] TITLE 49--TRANSPORTATION Subtitle A--Office of the Secretary of Transportation PART 38_AMERICANS WITH DISABILITIES ACT (ADA) ACCESSIBILITY SPECIFICATIONS FOR TRANSPORTATION VEHICLES--Table of Contents Subpart F_Intercity Rail Cars and Systems Sec. 38.117 Floors, steps and thresholds. (a) Floor surfaces on aisles, step treads and areas where wheelchair and mobility aid users are to be accommodated shall be slip-resistant. (b) All step edges and thresholds shall have a band of color(s) running the full width of the step or threshold which contrasts from the step tread and riser or adjacent floor, either light-on-dark or dark-on- light.