[Code of Federal Regulations]
[Title 49, Volume 2]
[Revised as of October 1, 2006]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR177.810]

[Page 803-804]
 
                        TITLE 49--TRANSPORTATION
 
   CHAPTER I--PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, 
                      DEPARTMENT OF TRANSPORTATION
 
PART 177_CARRIAGE BY PUBLIC HIGHWAY--Table of Contents
 
              Subpart A_General Information and Regulations
 
Sec.  177.810  Vehicular tunnels.

    Except as regards Class 7 (radioactive) materials, nothing contained 
in parts 170-189 of this subchapter shall be so construed as to nullify 
or supersede regulations established and published

[[Page 804]]

under authority of State statute or municipal ordinance regarding the 
kind, character, or quantity of any hazardous material permitted by such 
regulations to be transported through any urban vehicular tunnel used 
for mass transportation.

[Amdt. 177-52, 46 FR 5316, Jan. 19, 1981, as amended by Amdt. 177-78, 55 
FR 52710, Dec. 21, 1990; 62 FR 51561, Oct. 1, 1997]