40 C.F.R. § 205 app I to Subpart B of Part 205

Current through September 30, 2024
Appendix I to Subpart B of Part 205 - Appendix I to Subpart B of Part 205

Table I-Sample Size Code Letters

Batch sizeCode letter
4 to 8A.
9 to 15B.
16 to 25C.
26 and largerD.

Table II-Sampling Plans for Inspecting Batches

Sample size code letterTest sampleTest sample sizeCumulative test sample sizeBatch inspection criteria
Acceptance No. Rejection No.
A1st4401
B1st3301
C1st3302
2d3612
D1st22(1)2
2d24(1)2
3d2602
4th2803
5th21013
6th21213
7th21423

1 Batch acceptance not permitted at this sample size.

Table III-Batch Sequence Plans

Sample size code letterNumber of batchesCumulative number of batchesSequence inspection criteria
Acceptance No. Rejection No.
A221(2)
2424
2635
2845
B220(2)
2414
2625
2835
21046
21256
C22(1)2
2402
2603
2813
21024
21234
D2202
2413
2624
2834

1 Batch sequence acceptance not permitted for this number of batches.

2 Batch sequence rejection not permitted for this number of batches.

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
dBALeft
Right
Highest RPM attained in End Zone
Calculated Sound PressuredBA
Deceleration Test with Exhaust Brake Applied
dBALeft
Right
Calculated Sound PressuredBA
TEST Personnel:
(Name)
Recorded By:Date:.........
(Signature)
Supervisor:Title:.........
(Signature)

40 C.F.R. 205 app I to Subpart B of Part 205

41 FR 15544, Apr. 13, 1976, as amended at 42 FR 61460, Dec. 5, 1977