Title 49--Transportation

CHAPTER III--FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION

PART 325--COMPLIANCE WITH INTERSTATE MOTOR CARRIER NOISE EMISSION STANDARDS

TEXT PDF325.1 Scope of the rules in this part.
TEXT PDF325.3 Effective date.
TEXT PDF325.5 Definitions.
TEXT PDF325.7 Allowable noise levels.
TEXT PDF325.9 Measurement tolerances.
TEXT PDF325.11 Issuance, amendment, and revocation of the rules in this part.
TEXT PDF325.13 Inspection and examination of motor vehicles.
TEXT PDF325.21 Scope of the rules in this subpart.
TEXT PDF325.23 Type of measurement systems which may be used.
TEXT PDF325.25 Calibration of measurement systems.
TEXT PDF325.27 Use of a windscreen.
TEXT PDF325.31 Scope of the rules in this subpart.
TEXT PDF325.33 Site characteristics; highway operations.
TEXT PDF325.35 Ambient conditions; highway operations.
TEXT PDF325.37 Location and operation of sound level measurement system; highway operations.
TEXT PDF325.39 Measurement procedure; highway operations.
TEXT PDF325.51 Scope of the rules in this subpart.
TEXT PDF325.53 Site characteristics; stationary test.
TEXT PDF325.55 Ambient conditions; stationary test.
TEXT PDF325.57 Location and operation of sound level measurement systems; stationary test.
TEXT PDF325.59 Measurement procedure; stationary test.
TEXT PDF325.71 Scope of the rules in this subpart.
TEXT PDF325.73 Microphone distance correction factors.1
TEXT PDF325.75 Ground surface correction factors.1
TEXT PDF325.77 Computation of open site requirements--nonstandard sites.
TEXT PDF325.79 Application of correction factors.
TEXT PDF325.91 Exhaust systems.
TEXT PDF325.93 Tires.

--------------------------------------------------------------------- -----------

[BACK ][BACK ]