Its title is:
Nondiscrimination on the Basis of Disability by Public Accommodations
and in Commercial Facilities
21ct Pr21 CFR part 50 Human Subject Protectionotection
The provisions of this CFR 14 part 36 went in effect on December 1, 1969
49 CFR 172.300
49 CFR, Part 172.400
49 CFR, Part 172.704(a)(2)
33 CFR Part 177
http://www.nrc.gov/reading-rm/doc-collections/cfr/part021/
No. 29 CFR Part 1926 contains the OSHA Construction Industry Standards. The General Industry Standards are in 29 CFR 1910.
The OSHA General Industry standards are also called 29 CFR Part 1910, or 29 CFR 1910
107
49 CFR, Part 172.500
Depending on the jurisdiction of the National Park, National Park Service Law Enforcement can cite (ticket) you for either violations of state or federal law. The three federal laws you should review are: 36 CFR 4.2 (State law applicable) 36 CFR 4.21 (Speed Limits) 36 CFR 4.22 (Unsafe operation)