[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: 49CFR38.4]

[Page 553]
 
                        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 A_General
 
Sec.  38.4  Miscellaneous instructions.

    (a) Dimensional conventions. Dimensions that are not noted as 
minimum or maximum are absolute.
    (b) Dimensional tolerances. All dimensions are subject to 
conventional engineering tolerances for material properties and field 
conditions, including normal anticipated wear not exceeding accepted 
industry-wide standards and practices.
    (c) Notes. The text of these guidelines does not contain notes or 
footnotes. Additional information, explanations, and advisory materials 
are located in the Appendix.
    (d) General terminology. (1) Comply with means meet one or more 
specification of these guidelines.
    (2) If or if * * * then denotes a specification that applies only 
when the conditions described are present.
    (3) May denotes an option or alternative.
    (4) Shall denotes a mandatory specification or requirement.
    (5) Should denotes an advisory specification or recommendation.