[Code of Federal Regulations]
[Title 49, Volume 4]
[Revised as of October 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR222.42]

[Page 291-292]
 
                        TITLE 49--TRANSPORTATION
 
       CHAPTER II--FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF 
                             TRANSPORTATION
 
PART 222_USE OF LOCOMOTIVE HORNS AT PUBLIC HIGHWAY-RAIL GRADE CROSSINGS--Table 
 
         Subpart C_Exceptions to the Use of the Locomotive Horn
 
Sec.  222.42  How does this rule affect Intermediate Quiet Zones and 

Intermediate Partial Quiet Zones?

    (a)(1) Existing restrictions may, at the public authority's 
discretion, remain in place within the Intermediate Quiet Zone or 
Intermediate Partial Quiet Zone until June 24, 2006, if the public 
authority provides Notice of Quiet Zone Continuation, in accordance with 
Sec.  222.43 of this part.
    (2) A public authority may continue locomotive horn sounding 
restrictions beyond June 24, 2006 by establishing a New Quiet Zone or 
New Partial Quiet Zone. A public authority may establish

[[Page 292]]

a New Quiet Zone or New Partial Quiet Zone if:
    (i) Notice of Intent is mailed, in accordance with Sec.  222.43 of 
this part;
    (ii) The quiet zone complies with the standards set forth in Sec.  
222.39 of this part;
    (iii) The quiet zone complies with the New Quiet Zone standards set 
forth in Sec. Sec.  222.25, 222.27, and 222.35 of this part;
    (iv) Notice of Quiet Zone Establishment is mailed, in accordance 
with Sec.  222.43 of this part, by June 3, 2006.
    (b) Conversion of Intermediate Partial Quiet Zones into 24-hour New 
Quiet Zones. An Intermediate Partial Quiet Zone may be converted into a 
24-hour New Quiet Zone if:
    (1) Notice of Intent is mailed, in accordance with Sec.  222.43 of 
this part;
    (2) The quiet zone complies with the standards set forth in Sec.  
222.39 of this part;
    (3) The quiet zone is brought into compliance with the New Quiet 
Zone requirements set forth in Sec. Sec.  222.25, 222.27, and 222.35 of 
this part; and
    (4) Notice of Quiet Zone Establishment is mailed, in accordance with 
Sec.  222.43 of this part, by June 3, 2006.