Title 49

CHAPTER III SUBCHAP A

Subchapter A - General Regulations

49:5.1.1.1.1PART 300-302
PARTS 300-302 [RESERVED]
49:5.1.1.1.2PART 303
PART 303 - CIVIL RIGHTS
49:5.1.1.1.2.0.1.1SECTION 303.1
     303.1 Purpose.
49:5.1.1.1.2.0.1.2SECTION 303.3
     303.3 Application of this part.
49:5.1.1.1.3PART 325
PART 325 - COMPLIANCE WITH INTERSTATE MOTOR CARRIER NOISE EMISSION STANDARDS
49:5.1.1.1.3.1SUBPART A
Subpart A - General Provisions
49:5.1.1.1.3.1.1.1SECTION 325.1
     325.1 Scope of the rules in this part.
49:5.1.1.1.3.1.1.2SECTION 325.3
     325.3 [Reserved]
49:5.1.1.1.3.1.1.3SECTION 325.5
     325.5 Definitions.
49:5.1.1.1.3.1.1.4SECTION 325.7
     325.7 Allowable noise levels.
49:5.1.1.1.3.1.1.5SECTION 325.9
     325.9 Measurement tolerances.
49:5.1.1.1.3.2SUBPART B
Subpart B - Administrative Provisions
49:5.1.1.1.3.2.1.1SECTION 325.11
     325.11 Issuance, amendment, and revocation of the rules in this part.
49:5.1.1.1.3.2.1.2SECTION 325.13
     325.13 Inspection and examination of motor vehicles.
49:5.1.1.1.3.3SUBPART C
Subpart C - Instrumentation
49:5.1.1.1.3.3.1.1SECTION 325.21
     325.21 Scope of the rules in this subpart.
49:5.1.1.1.3.3.1.2SECTION 325.23
     325.23 Type of measurement systems which may be used.
49:5.1.1.1.3.3.1.3SECTION 325.25
     325.25 Calibration of measurement systems.
49:5.1.1.1.3.3.1.4SECTION 325.27
     325.27 Use of a windscreen.
49:5.1.1.1.3.4SUBPART D
Subpart D - Measurement of Noise Emissions; Highway Operations
49:5.1.1.1.3.4.1.1SECTION 325.31
     325.31 Scope of the rules in this subpart.
49:5.1.1.1.3.4.1.2SECTION 325.33
     325.33 Site characteristics; highway operations.
49:5.1.1.1.3.4.1.3SECTION 325.35
     325.35 Ambient conditions; highway operations.
49:5.1.1.1.3.4.1.4SECTION 325.37
     325.37 Location and operation of sound level measurement system; highway operations.
49:5.1.1.1.3.4.1.5SECTION 325.39
     325.39 Measurement procedure; highway operations.
49:5.1.1.1.3.5SUBPART E
Subpart E - Measurement of Noise Emissions; Stationary Test
49:5.1.1.1.3.5.1.1SECTION 325.51
     325.51 Scope of the rules in this subpart.
49:5.1.1.1.3.5.1.2SECTION 325.53
     325.53 Site characteristics; stationary test.
49:5.1.1.1.3.5.1.3SECTION 325.55
     325.55 Ambient conditions; stationary test.
49:5.1.1.1.3.5.1.4SECTION 325.57
     325.57 Location and operation of sound level measurement systems; stationary test.
49:5.1.1.1.3.5.1.5SECTION 325.59
     325.59 Measurement procedure; stationary test.
49:5.1.1.1.3.6SUBPART F
Subpart F - Correction Factors
49:5.1.1.1.3.6.1.1SECTION 325.71
     325.71 Scope of the rules in this subpart.
49:5.1.1.1.3.6.1.2SECTION 325.73
     325.73 Microphone distance correction factors. 1
49:5.1.1.1.3.6.1.3SECTION 325.75
     325.75 Ground surface correction factors. 1
49:5.1.1.1.3.6.1.4SECTION 325.77
     325.77 Computation of open site requirements - nonstandard sites.
49:5.1.1.1.3.6.1.5SECTION 325.79
     325.79 Application of correction factors.
49:5.1.1.1.3.7SUBPART G
Subpart G - Exhaust Systems and Tires
49:5.1.1.1.3.7.1.1SECTION 325.91
     325.91 Exhaust systems.
49:5.1.1.1.3.7.1.2SECTION 325.93
     325.93 Tires.