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Regulations last checked for updates: May 14, 2025
Title 49 - Transportation last revised: Mar 20, 2025
All Titles
Title 49
Chapter III
Part 325
Subpart F - Subpart F—Correction Factors
§ 325.71 - Scope of the rules in this subpart.
§ 325.73 - Microphone distance correction factors. 1
§ 325.75 - Ground surface correction factors. 1
§ 325.77 - Computation of open site requirements—nonstandard sites.
§ 325.79 - Application of correction factors.
authority:
42 U.S.C. 4917
;
49 U.S.C. 301
; and
49 CFR 1.87
source:
40 FR 42437, Sept. 12, 1975, unless otherwise noted.
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