40 CFR Part 205, Subpart B, Appendix I to Subpart B of Part 205

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View PDF at GPO Pt. 205, Subpt. B, App. I
Appendix I to Subpart B of Part 205
Table I—Sample Size Code Letters
Batch size Code letter
4 to 8 A.
9 to 15 B.
16 to 25 C.
26 and larger D.
Table II—Sampling Plans for Inspecting Batches
Sample size code letter Test sample Test sample size Cumulative test sample size Batch inspection criteria
Acceptance No. Rejection No.
1 Batch acceptance not permitted at this sample size.
A 1st 4 4 0 1
B 1st 3 3 0 1
C 1st 3 3 0 2
2d 3 6 1 2
D 1st 2 2 (1) 2
2d 2 4 (1) 2
3d 2 6 0 2
4th 2 8 0 3
5th 2 10 1 3
6th 2 12 1 3
7th 2 14 2 3
Table III—Batch Sequence Plans
Sample size code letter Number of batches Cumulative number of batches Sequence inspection criteria
Acceptance No. Rejection No.
1 Batch sequence acceptance not permitted for this number of batches.
2 Batch sequence rejection not permitted for this number of batches.
A 2 2 1 (2)
2 4 2 4
2 6 3 5
2 8 4 5
B 2 2 0 (2)
2 4 1 4
2 6 2 5
2 8 3 5
2 10 4 6
2 12 5 6
C 2 2 (1) 2
2 4 0 2
2 6 0 3
2 8 1 3
2 10 2 4
2 12 3 4
D 2 2 0 2
2 4 1 3
2 6 2 4
2 8 3 4
Table IV—Recommended Format for Vehicle Noise Data Sheet
Test Report Number: Manufacturer:
VEHICLE:
Trade Name: VIN:
Model Year: Other Reference No:
Configuration Identification: Category Identification:
Test Site Identification and Location:
INSTRUMENTATION:
Microphone Manufacturer: Model No: Serial No:
Sound Level Manufacturer: Model No: Serial No:
Calibrator Manufacturer: Model No: Serial No:
Other and Manufacturer: Model No: Serial No:
TEST DATA:
Approach Gear: Date of Test:
Approach RPM: Temp: Wind:
Acceleration Test:
Deceleration Test:
Acceleration Test
Run No.
1 2 3 4 5
dBA Left
Right
Highest RPM attained in End Zone
Calculated Sound Pressure dBA
Deceleration Test with Exhaust Brake Applied
dBA Left
Right
Calculated Sound Pressure dBA
TEST Personnel:
(Name)
Recorded By: Date:.........
(Signature)
Supervisor: Title:.........
(Signature)
[41 FR 15544, Apr. 13, 1976, as amended at 42 FR 61460, Dec. 5, 1977]

Title 40 published on 2013-07-01

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