Freight Facts and Figures 2011
Table 3-5. Commercial Vehicle Weight Enforcement Activities: 2005-2010 (Historical)
Thousands
 |
2005 | 2006 | 2007 | 2008 | 2009 | 2010 |
|---|---|---|---|---|---|---|
| All weighs | 230,465 | 229,451 | 217,444 | 200,419 | 182,257 | 198,565 |
| Weigh-in-motion | 136,381 | 142,599 | 132,258 | 119,826 | 116,176 | 118,026 |
| Static weighs, total1 | 94,084 | 86,852 | 85,186 | 80,593 | 66,081 | 80,539 |
| Semiportable scales | 494 | 423 | 426 | 358 | 373 | 285 |
| Fixed scales | 93,038 | 85,900 | 84,214 | 79,645 | 65,182 | 79,704 |
| Portable scales | 552 | 529 | 547 | 591 | 525 | 550 |
| Violations2 | 568 | 621 | 530 | 555 | 490 | 479 |
| Axle weight violations | 275 | 270 | 234 | 249 | 221 | 217 |
| Gross weight violations | 118 | 150 | 127 | 120 | 116 | 114 |
| Bridge weight violations | 174 | 202 | 170 | 186 | 153 | 148 |
| Permits3 | 3,626 | 4,598 | 4,828 | 5,216 | 4,529 | 4,839 |
| Non-divisible trip permits | 2,712 | 3,399 | 3,743 | 3,693 | 3,286 | 3,510 |
| Non-divisible annual permits | 233 | 251 | 332 | 322 | 299 | 303 |
| Divisible trip permits | 288 | 426 | 398 | 490 | 370 | 342 |
| Divisible annual permits | 393 | 522 | 354 | 710 | 574 | 683 |
1Static weights include the total number of vehicles weighed from semiportable, portable, and fixed scales.
2Violations include those from axle, gross, and bridge formula weight limits.
3Permits issued are for divisible and non-divisible loads on a trip or on an annual basis, as well as the overwidth movement of a divisible load.
Note:
Incomplete data from D.C. (2008), Hawaii (2008, 2009, and 2010), Indiana (2005), Massachusetts (2010), Michigan (2008), Pennsylvania (2005 and 2006), and South Dakota (2006 and 2007).
Source:
U.S. Department of Transportation, Federal Highway Administration, Office of Freight Management and Operations, Annual State Certifications of Size and Weight Enforcement on Federal-aid Highways, as prescribed under CFR Part 657, August 31, 2011.
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