Subpart D—Measurement of Noise Emissions; Highway Operations

1. CFR
2. ›
3. Title 49
4. ›
5. Subtitle B
6. ›
7. Chapter III
8. ›
9. Part 325
10. ›
11. Subpart D

Sections

Section numbering in the official eCFR can be non-consecutive. Omitted section numbers are not treated here as reserved unless the source explicitly labels them that way.

• 325.31
  § 325.31 Scope of the rules in this subpart.
• 325.33
  § 325.33 Site characteristics; highway operations.
• 325.35
  § 325.35 Ambient conditions; highway operations.
• 325.37
  § 325.37 Location and operation of sound level measurement system; highway operations.
• 325.39
  § 325.39 Measurement procedure; highway operations.