| Fraction of useful life already used | In-use adjustments (g/bhp-hr) | |
|---|---|---|
| For model year 2017 and earlier Tier 4 NOXstandards | For model year 2017 and earlier Tier 4 PM standards | |
| 0 < MW-hrs ≤ 50% of UL | 0.7 | 0.01 |
| 50 < MW-hrs ≤ 75% of UL | 1.0 | 0.01 |
|
Code of Federal Regulations
28
|
||
| MW-hrs > 75% of UL | 1.3 | 0.01 |
| Fraction of useful life already used | In-use adjustments (g/bhp-hr) | |
|---|---|---|
| For model year 2017 and earlier Tier 4 NOX standards | For model year 2017 and earlier Tier 4 PM standards | |
| 0 < MW-hrs ≤ 50% of UL | 0.2 | 0.03 |
| 50 < MW-hrs ≤ 75% of UL | 0.3 | 0.03 |
| MW-hrs > 75% of UL | 0.4 | 0.03 |