40 CFR Appendix XII
Tables for Production Compliance Auditing of Heavy-Duty Engines and Heavy-Duty Vehicles, Including Light-Duty Trucks
June 9, 2020
Table 1—Compliance Level Determination Using the Primary PCA Sampling Plan
Open Table
| Compliance level2 | |
|---|---|
| PCA test sample size.1 | |
| 24 | 15 |
| 25 | 15 |
| 26 | 16 |
| 27 | 17 |
| 28 | 17 |
| 29 | 18 |
| 30 | 18 |
| 31 | 19 |
| 32 | 20 |
| 33 | 20 |
| 34 | 21 |
| 35 | 21 |
| 36 | 22 |
| 37 | 23 |
| 38 | 23 |
| 39 | 24 |
| 40 | 24 |
| 41 | 25 |
| 42 | 26 |
| 43 | 26 |
| 44 | 27 |
| 45 | 27 |
| 46 | 28 |
| 47 | 29 |
| 48 | 29 |
| 49 | 30 |
| 50 | 30 |
| 51 | 31 |
| 52 | 32 |
| 53 | 32 |
| 54 | 33 |
| 55 | 33 |
| 56 | 34 |
| 57 | 35 |
| 58 | 35 |
| 59 | 36 |
| 60 | 36 |
1Including the number of SEA tests if applicable.
2Is the test result of the sequence number: (The lowest test result is sequence No. 1).
Table 2—Values of K for the Reduced Fixed PCA Sampling Plan
Open Table
| Value of K | |
|---|---|
| Sample size: | |
| 3 | 1.602 |
| 4 | 1.114 |
| 5 | 0.895 |
| 6 | 0.764 |
| 7 | 0.674 |
| 8 | 0.608 |
| 9 | 0.555 |
| 10 | 0.513 |
| 11 | 0.478 |
| 12 | 0.448 |
| 13 | 0.422 |
| 14 | 0.399 |
| 15 | 0.379 |
| 16 | 0.360 |
| 17 | 0.343 |
| 18 | 0.328 |
| 19 | 0.314 |
| 20 | 0.301 |
| 21 | 0.289 |
| 22 | 0.277 |
| 23 | 0.266 |
Table 3—Values of K for the Reduced Sequential PCA Sampling Plan
Open Table
| Value of K | |
|---|---|
| Sample size: | |
| 4 | 1.671 |
| 8 | 0.912 |
| 12 | 0.672 |
| 16 | 0.540 |
| 20 | 0.451 |
[50 FR 35401, Aug. 30, 1985]
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