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Electronic Code of Federal Regulations
e-CFR data is current as of December 4, 2019
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Title 40: Protection of Environment
PART 51—REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS
Subpart S—Inspection/Maintenance Program Requirements
Appendix E to Subpart S of Part 51—Transient Test Driving Cycle(I) Driver's trace. All excursions in the transient driving cycle shall be evaluated by the procedures defined in §86.115-78(b)(1) and §86.115(c) of this chapter. Excursions exceeding these limits shall cause a test to be void. In addition, provisions shall be available to utilize cycle validation criteria, as described in §86.1341-90 of this chapter, for trace speed versus actual speed as a means to determine a valid test. (II) Driving cycle. The following table shows the time speed relationship for the transient IM240 test procedure.
Second | MPH |
---|
0 | 0 | 1 | 0 | 2 | 0 | 3 | 0 | 4 | 0 | 5 | 3 | 6 | 5.9 | 7 | 8.6 | 8 | 11.5 | 9 | 14.3 | 10 | 16.9 | 11 | 17.3 | 12 | 18.1 | 13 | 20.7 | 14 | 21.7 | 15 | 22.4 | 16 | 22.5 | 17 | 22.1 | 18 | 21.5 | 19 | 20.9 | 20 | 20.4 | 21 | 19.8 | 22 | 17 | 23 | 14.9 | 24 | 14.9 | 25 | 15.2 | 26 | 15.5 | 27 | 16 | 28 | 17.1 | 29 | 19.1 | 30 | 21.1 | 31 | 22.7 | 32 | 22.9 | 33 | 22.7 | 34 | 22.6 | 35 | 21.3 | 36 | 19 | 37 | 17.1 | 38 | 15.8 | 39 | 15.8 | 40 | 17.7 | 41 | 19.8 | 42 | 21.6 | 43 | 23.2 | 44 | 24.2 | 45 | 24.6 | 46 | 24.9 | 47 | 25 | 48 | 25.7 | 49 | 26.1 | 50 | 26.7 | 51 | 27.5 | 52 | 28.6 | 53 | 29.3 | 54 | 29.8 | 55 | 30.1 | 56 | 30.4 | 57 | 30.7 | 58 | 30.7 | 59 | 30.5 | 60 | 30.4 | 61 | 30.3 | 62 | 30.4 | 63 | 30.8 | 64 | 30.4 | 65 | 29.9 | 66 | 29.5 | 67 | 29.8 | 68 | 30.3 | 69 | 30.7 | 70 | 30.9 | 71 | 31 | 72 | 30.9 | 73 | 30.4 | 74 | 29.8 | 75 | 29.9 | 76 | 30.2 | 77 | 30.7 | 78 | 31.2 | 79 | 31.8 | 80 | 32.2 | 81 | 32.4 | 82 | 32.2 | 83 | 31.7 | 84 | 28.6 | 85 | 25.1 | 86 | 21.6 | 87 | 18.1 | 88 | 14.6 | 89 | 11.1 | 90 | 7.6 | 91 | 4.1 | 92 | 0.6 | 93 | 0 | 94 | 0 | 95 | 0 | 96 | 0 | 97 | 0 | 98 | 3.3 | 99 | 6.6 | 100 | 9.9 | 101 | 13.2 | 102 | 16.5 | 103 | 19.8 | 104 | 22.2 | 105 | 24.3 | 106 | 25.8 | 107 | 26.4 | 108 | 25.7 | 109 | 25.1 | 110 | 24.7 | 111 | 25.2 | 112 | 25.4 | 113 | 27.2 | 114 | 26.5 | 115 | 24 | 116 | 22.7 | 117 | 19.4 | 118 | 17.7 | 119 | 17.2 | 120 | 18.1 | 121 | 18.6 | 122 | 20 | 123 | 20.7 | 124 | 21.7 | 125 | 22.4 | 126 | 22.5 | 127 | 22.1 | 128 | 21.5 | 129 | 20.9 | 130 | 20.4 | 131 | 19.8 | 132 | 17 | 133 | 17.1 | 134 | 15.8 | 135 | 15.8 | 136 | 17.7 | 137 | 19.8 | 138 | 21.6 | 139 | 22.2 | 140 | 24.5 | 141 | 24.7 | 142 | 24.8 | 143 | 24.7 | 144 | 24.6 | 145 | 24.6 | 146 | 25.1 | 147 | 25.6 | 148 | 25.7 | 149 | 25.4 | 150 | 24.9 | 151 | 25 | 152 | 25.4 | 153 | 26 | 154 | 26 | 155 | 25.7 | 156 | 26.1 | 157 | 26.7 | 158 | 27.3 | 159 | 30.5 | 160 | 33.5 | 161 | 36.2 | 162 | 37.3 | 163 | 39.3 | 164 | 40.5 | 165 | 42.1 | 166 | 43.5 | 167 | 45.1 | 168 | 46 | 169 | 46.8 | 170 | 47.5 | 171 | 47.5 | 172 | 47.3 | 173 | 47.2 | 174 | 47.2 | 175 | 47.4 | 176 | 47.9 | 177 | 48.5 | 178 | 49.1 | 179 | 49.5 | 180 | 50 | 181 | 50.6 | 182 | 51 | 183 | 51.5 | 184 | 52.2 | 185 | 53.2 | 186 | 54.1 | 187 | 54.6 | 188 | 54.9 | 189 | 55 | 190 | 54.9 | 191 | 54.6 | 192 | 54.6 | 193 | 54.8 | 194 | 55.1 | 195 | 55.5 | 196 | 55.7 | 197 | 56.1 | 198 | 56.3 | 199 | 56.6 | 200 | 56.7 | 201 | 56.7 | 202 | 56.3 | 203 | 56 | 204 | 55 | 205 | 53.4 | 206 | 51.6 | 207 | 51.8 | 208 | 52.1 | 209 | 52.5 | 210 | 53 | 211 | 53.5 | 212 | 54 | 213 | 54.9 | 214 | 55.4 | 215 | 55.6 | 216 | 56 | 217 | 56 | 218 | 55.8 | 219 | 55.2 | 220 | 54.5 | 221 | 53.6 | 222 | 52.5 | 223 | 51.5 | 224 | 50.5 | 225 | 48 | 226 | 44.5 | 227 | 41 | 228 | 37.5 | 229 | 34 | 230 | 30.5 | 231 | 27 | 232 | 23.5 | 233 | 20 | 234 | 16.5 | 235 | 13 | 236 | 9.5 | 237 | 6 | 238 | 2.5 | 239 | 0 |
[57 FR 52987, Nov. 5, 1992, as amended at 58 FR 59367, Nov. 9, 1993]
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