| MAJOR HUMAN FACTORS CONTRIBUTING TO TRAFFIC ACCIDENTS | ||||
| Nebraska - Selected Years | ||||
| All | Fatal | Injury | Property | |
| Cause | Accidents | Accidents | Accidents | Damage Only |
| 2009* | ||||
| Total Accidents | 56,081 | 323 | 21,662 | 34,096 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 4.1% | 4.6% | 3.4% | 4.5% |
| Exceeding Speed Limit | 0.4% | 1.9% | 0.5% | 0.2% |
| Unknown | 7.6% | 12.1% | 6.6% | 8.2% |
| Following Too Closely | 6.5% | 0.0% | 7.3% | 6.1% |
| Disregarded Traffic Signal | 3.1% | 4.6% | 4.0% | 2.4% |
| Failure to Yield | 10.3% | 9.6% | 11.3% | 9.7% |
| Leave lane/run off road | 2.9% | 14.9% | 2.8% | 2.8% |
| Operating in erratic manner | 4.7% | 6.5% | 5.4% | 4.2% |
| Improper Turn | 1.0% | 0.6% | 0.7% | 1.2% |
| Visibility Obstructed | 0.9% | 0.3% | 0.7% | 0.9% |
| Inattention | 5.8% | 2.5% | 5.3% | 6.1% |
| Mobile phone distraction | 0.3% | 0.0% | 0.3% | 0.3% |
| Distracted - other | 0.6% | 0.3% | 0.6% | 0.5% |
| Swerving or avoiding | 1.3% | 0.9% | 1.4% | 1.3% |
| Fatigue/asleep | 0.5% | 0.6% | 0.7% | 0.3% |
| Defective equipment | 0.3% | 0.3% | 0.3% | 0.3% |
| Other improper action | 3.0% | 5.6% | 3.0% | 3.0% |
| None/Unknown | 7.6% | 12.1% | 6.6% | 8.2% |
| No improper driving | 46.8% | 34.7% | 45.5% | 47.8% |
| 2008* | ||||
| Total Accidents | 56,101 | 280 | 21,759 | 34,062 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 3.9% | 5.4% | 3.3% | 4.2% |
| Exceeding Speed Limit | 0.4% | 2.5% | 0.5% | 0.3% |
| Unknown | 9.2% | 8.9% | 7.5% | 10.3% |
| Following Too Closely | 6.8% | 0.4% | 7.3% | 6.5% |
| Disregarded Traffic Signal | 3.3% | 3.2% | 4.5% | 2.6% |
| Failure to Yield | 10.1% | 8.6% | 10.7% | 9.8% |
| Leave lane/run off road | 2.8% | 18.6% | 2.8% | 2.6% |
| Operating in erratic manner | 5.0% | 5.0% | 6.0% | 4.3% |
| Improper Turn | 1.1% | 2.1% | 0.7% | 1.4% |
| Visibility Obstructed | 0.6% | 0.0% | 0.4% | 0.7% |
| Inattention | 5.4% | 2.5% | 4.8% | 5.9% |
| Mobile phone distraction | 0.3% | 0.4% | 0.3% | 0.2% |
| Distracted - other | 0.5% | 0.4% | 0.5% | 0.5% |
| Swerving or avoiding | 1.3% | 2.1% | 1.2% | 1.4% |
| Fatigue/asleep | 0.5% | 0.0% | 0.6% | 0.4% |
| Defective equipment | 0.4% | 0.4% | 0.3% | 0.4% |
| Other improper action | 2.8% | 4.6% | 2.7% | 2.9% |
| None/Unknown | 0.0% | 0.0% | 0.0% | 0.0% |
| 2007* | ||||
| Total Accidents | 58,178 | 356 | 22,919 | 34,903 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 4.6% | 5.1% | 4.1% | 4.9% |
| Exceeding Speed Limit | 0.4% | 3.4% | 0.6% | 0.2% |
| Unknown | 10.2% | 9.0% | 7.9% | 11.7% |
| Following Too Closely | 6.6% | 0.8% | 7.6% | 6.1% |
| Disregarded Traffic Signal | 3.2% | 5.6% | 4.3% | 2.6% |
| Failure to Yield | 10.1% | 8.4% | 10.9% | 9.7% |
| Leave lane/run off road | 2.7% | 12.9% | 2.7% | 2.6% |
| Operating in erratic manner | 4.8% | 7.0% | 5.4% | 4.3% |
| Improper Turn | 1.1% | 0.6% | 0.8% | 1.4% |
| Visibility Obstructed | 0.7% | 0.0% | 0.5% | 0.7% |
| Inattention | 5.2% | 2.8% | 4.7% | 5.6% |
| Mobile phone distraction | 0.2% | 0.0% | 0.3% | 0.2% |
| Distracted - other | 0.5% | 0.6% | 0.5% | 0.5% |
| Swerving or avoiding | 1.3% | 2.0% | 1.4% | 1.2% |
| Fatigue/asleep | 0.5% | 1.7% | 0.6% | 0.4% |
| Defective equipment | 0.4% | 0.0% | 0.4% | 0.4% |
| Other improper action | 2.9% | 5.9% | 2.9% | 2.9% |
| None/Unknown | 0.0% | 0.0% | 0.0% | 0.0% |
| 2006* | ||||
| Total Accidents | 53,065 | 331 | 22,192 | 30,542 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 2.6% | 5.7% | 2.4% | 2.7% |
| Exceeding Speed Limit | 0.4% | 2.4% | 0.5% | 0.3% |
| Unknown | 10.6% | 12.1% | 7.9% | 12.5% |
| Following Too Closely | 7.1% | 0.0% | 8.3% | 6.4% |
| Disregarded Traffic Signal | 3.3% | 4.5% | 4.2% | 2.6% |
| Failure to Yield | 10.7% | 11.8% | 11.4% | 10.1% |
| Leave lane/run off road | 2.9% | 9.1% | 2.8% | 2.8% |
| Operating in erratic manner | 4.7% | 11.2% | 5.1% | 4.4% |
| Improper Turn | 1.1% | 0.3% | 0.7% | 1.4% |
| Visibility Obstructed | 0.6% | 0.3% | 0.4% | 0.7% |
| Inattention | 5.4% | 0.9% | 5.3% | 5.6% |
| Mobile phone distraction | 0.2% | 0.3% | 0.2% | 0.2% |
| Distracted - other | 0.6% | 0.3% | 0.6% | 0.6% |
| Swerving or avoiding | 1.2% | 1.2% | 1.2% | 1.2% |
| Fatigue/asleep | 0.6% | 1.5% | 0.7% | 0.5% |
| Defective equipment | 0.4% | 0.0% | 0.4% | 0.4% |
| Other improper action | 3.1% | 7.3% | 2.9% | 3.3% |
| None | 44.6% | 31.1% | 44.9% | 44.5% |
| 2005* | ||||
| Total Accidents | 58,575 | 366 | 23,865 | 34,344 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 4.3% | 6.3% | 3.9% | 4.6% |
| Exceeding Speed Limit | 0.5% | 2.5% | 0.6% | 0.4% |
| Unknown | 11.5% | 9.8% | 9.1% | 13.1% |
| Following Too Closely | 6.7% | 0.3% | 7.9% | 5.9% |
| Disregarded Traffic Signal | 3.3% | 5.5% | 4.3% | 2.6% |
| Failure to Yield | 10.7% | 8.2% | 11.2% | 10.3% |
| Leave lane/run off road | 2.7% | 14.8% | 2.6% | 2.6% |
| Operating in erratic manner | 4.1% | 4.9% | 4.8% | 3.7% |
| Improper Turn | 1.2% | 0.3% | 0.8% | 1.5% |
| Visibility Obstructed | 0.7% | 1.4% | 0.5% | 0.8% |
| Inattention | 5.3% | 1.1% | 4.9% | 5.6% |
| Mobile phone distraction | 0.2% | 0.3% | 0.2% | 0.2% |
| Distracted - other | 0.5% | 0.3% | 0.5% | 0.4% |
| Swerving or avoiding | 1.3% | 1.6% | 1.2% | 1.4% |
| Fatigue/asleep | 0.6% | 1.6% | 0.8% | 0.5% |
| Defective equipment | 0.3% | 0.3% | 0.3% | 0.3% |
| Other improper action | 2.8% | 4.6% | 2.5% | 3.0% |
| None | 43.4% | 36.1% | 43.9% | 43.1% |
| 2004* | ||||
| Total Accidents | 61,573 | 346 | 25,813 | 35,414 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 3.7% | 4.3% | 3.6% | 3.7% |
| Exceeding Speed Limit | 0.4% | 3.5% | 0.6% | 0.3% |
| Unknown | 11.9% | 13.3% | 9.2% | 13.8% |
| Following Too Closely | 6.8% | 0.9% | 8.0% | 5.9% |
| Disregarded Traffic Signal | 3.1% | 6.9% | 4.3% | 2.6% |
| Failure to Yield | 10.2% | 10.7% | 11.9% | 10.6% |
| Leave lane/run off road | 2.5% | 9.8% | 2.5% | 2.4% |
| Operating in erratic manner | 4.1% | 4.6% | 4.7% | 3.8% |
| Improper Turn | 1.0% | 0.0% | 0.7% | 1.3% |
| Visibility Obstructed | 0.7% | 0.3% | 0.5% | 0.8% |
| Inattention | 5.1% | 2.6% | 4.3% | 5.7% |
| Mobile phone distraction | 0.2% | 0.0% | 0.2% | 0.2% |
| Distracted - other | 0.5% | 0.0% | 0.4% | 0.5% |
| Swerving or avoiding | 1.4% | 0.9% | 1.4% | 1.5% |
| Fatigue/asleep | 0.5% | 0.9% | 0.7% | 0.4% |
| Defective equipment | 0.4% | 0.0% | 0.4% | 0.4% |
| Other improper action | 2.8% | 6.4% | 2.5% | 2.9% |
| None | 43.6% | 35.0% | 44.3% | 43.2% |
| 2003* | ||||
| Total Accidents | 75,436 | 394 | 26,348 | 48,694 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 3.7% | 3.8% | 0.0% | 3.7% |
| Exceeding Speed Limit | 0.4% | 3.8% | 0.6% | 0.3% |
| Unknown | 12.8% | 9.9% | 9.3% | 14.7% |
| Following Too Closely | 7.1% | 0.5% | 8.3% | 6.4% |
| Disregarded Traffic Signal | 3.0% | 7.1% | 4.2% | 2.3% |
| Failure to Yield | 10.6% | 8.6% | 11.5% | 10.1% |
| Leave lane/run off road | 2.2% | 12.2% | 2.3% | 2.1% |
| Operating in erratic manner | 3.9% | 5.1% | 4.4% | 3.6% |
| Improper Turn | 1.2% | 0.8% | 0.7% | 1.5% |
| Visibility Obstructed | 0.7% | 0.0% | 0.6% | 0.9% |
| Inattention | 5.4% | 2.5% | 4.5% | 5.9% |
| Mobile phone distraction | 0.2% | 0.3% | 0.2% | 0.1% |
| Distracted - other | 0.6% | 0.3% | 0.6% | 0.6% |
| Swerving or avoiding | 1.4% | 2.5% | 1.4% | 1.4% |
| Fatigue/asleep | 0.5% | 1.0% | 0.7% | 0.4% |
| Defective equipment | 3.1% | 6.9% | 2.7% | 3.4% |
| Other improper action | 3.1% | 6.9% | 2.7% | 3.4% |
| None | 40.1% | 27.9% | 42.0% | 39.2% |
| 2002* | ||||
| Total Accidents | 75,133 | 409 | 28,031 | 46,693 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 3.2% | 5.9% | 3.3% | 3.2% |
| Exceeding Speed Limit | 0.5% | 2.2% | 0.7% | 0.4% |
| Unknown | 12.6% | 12.7% | 9.8% | 14.3% |
| Following Too Closely | 7.2% | 0.0% | 8.5% | 6.4% |
| Disregarded Traffic Signal | 3.1% | 4.9% | 4.3% | 2.4% |
| Failure to Yield | 11.1% | 8.8% | 11.8% | 10.7% |
| Leave lane/run off road | 2.3% | 13.7% | 2.3% | 2.2% |
| Operating in erratic manner | 3.8% | 3.7% | 4.4% | 3.5% |
| Improper Turn | 1.3% | 0.0% | 0.8% | 1.7% |
| Visibility Obstructed | 0.8% | 1.5% | 0.6% | 0.9% |
| Inattention | 5.0% | 2.2% | 4.2% | 5.5% |
| Mobile phone distraction | 0.2% | 0.5% | 0.2% | 0.1% |
| Distracted - other | 0.6% | 0.5% | 0.6% | 0.6% |
| Swerving or avoiding | 1.6% | 2.9% | 1.6% | 1.6% |
| Fatigue/asleep | 0.5% | 0.7% | 0.6% | 0.4% |
| Defective equipment | 0.4% | 0.5% | 0.3% | 0.4% |
| Other improper action | 3.4% | 8.1% | 2.8% | 3.7% |
| None | 42.4% | 31.3% | 43.2% | 42.1% |
| 2001 | ||||
| Total Accidents | 47,894 | 215 | 17,850 | 30,099 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 9.6% | 17.7% | 10.9% | 8.7% |
| Exceeding Speed Limit | 1.0% | 7.9% | 1.3% | 0.8% |
| Backing Unsafely | 5.2% | 0.5% | 1.2% | 7.6% |
| Ran Stop Sign | 1.9% | 8.8% | 2.7% | 1.3% |
| Disregarded Traffic Signal | 3.9% | 3.3% | 5.9% | 2.7% |
| Failure to Yield | 17.6% | 11.2% | 20.9% | 15.5% |
| Following Too Closely | 12.1% | 0.9% | 16.0% | 9.7% |
| Improper Right Turn on Red | 0.1% | 0.5% | 0.1% | 0.1% |
| Other Improper Turn | 2.4% | 0.9% | 1.6% | 2.9% |
| Improper/No Turn Signal | 0.1% | 0.0% | 0.1% | 0.2% |
| Wrong Way in One-Way | 0.1% | 0.5% | 1.3% | 0.1% |
| Improper Lane Change | 2.0% | 0.9% | 1.9% | 2.5% |
| Drove Left of Center | 1.7% | 16.3% | 4.3% | 1.5% |
| Evasive Action | 3.7% | 3.7% | 1.2% | 3.4% |
| Improper Overtaking | 1.3% | 1.4% | 0.2% | 1.4% |
| Improper Loading of Cargo | 0.2% | 0.5% | 13.9% | 0.3% |
| Other | 13.1% | 12.6% | 15.0% | 12.6% |
| None | 23.7% | 12.6% | 98.5% | 28.7% |
| 2000 | ||||
| Total Accidents | 47,933 | 242 | 18,805 | 28,886 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 9.1% | 15.7% | 9.8% | 8.5% |
| Exceeding Speed Limit | 0.9% | 6.7% | 1.1% | 0.8% |
| Backing Unsafely | 4.8% | 0.0% | 1.2% | 7.2% |
| Ran Stop Sign | 2.0% | 7.8% | 2.8% | 1.4% |
| Disregarded Traffic Signal | 4.0% | 2.4% | 5.9% | 2.7% |
| Failure to Yield | 18.2% | 12.5% | 22.0% | 15.7% |
| Following Too Closely | 13.2% | 1.2% | 18.0% | 10.1% |
| Improper Right Turn on Red | 0.2% | 0.0% | 0.1% | 0.2% |
| Other Improper Turn | 2.3% | 2.0% | 1.5% | 2.8% |
| Improper/No Turn Signal | 0.2% | 0.0% | 0.2% | 0.2% |
| Wrong Way in One-Way | 0.1% | 0.8% | 0.2% | 0.1% |
| Improper Lane Change | 2.0% | 1.2% | 1.3% | 2.5% |
| Drove Left of Center | 1.7% | 11.8% | 1.8% | 1.5% |
| Evasive Action | 3.9% | 6.3% | 4.2% | 3.7% |
| Improper Overtaking | 1.3% | 0.8% | 1.1% | 1.4% |
| Improper Loading of Cargo | 0.3% | 0.0% | 0.2% | 0.3% |
| Other | 13.4% | 16.1% | 13.7% | 13.1% |
| None | 22.0% | 9.8% | 13.8% | 27.5% |
| 1999 | ||||
| Total Accidents | 48,217 | 255 | 19,032 | 28,930 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 8.5% | 15.3% | 9.5% | 7.8% |
| Exceeding Speed Limit | 1.0% | 7.5% | 1.2% | 0.8% |
| Backing Unsafely | 5.0% | 0.8% | 1.4% | 7.5% |
| Ran Stop Sign | 2.0% | 5.5% | 2.6% | 1.5% |
| Disregarded Traffic Signal | 4.1% | 3.5% | 5.9% | 2.8% |
| Failure to Yield | 19.1% | 12.5% | 22.5% | 16.8% |
| Following Too Closely | 13.6% | 0.8% | 18.8% | 10.3% |
| Improper Right Turn on Red | 0.1% | 0.0% | 0.1% | 0.2% |
| Other Improper Turn | 2.5% | 0.8% | 1.6% | 3.1% |
| Improper/No Turn Signal | 0.2% | 0.0% | 0.2% | 0.2% |
| Wrong Way in One-Way | 0.1% | 1.6% | 0.2% | 0.1% |
| Improper Lane Change | 2.1% | 0.8% | 1.4% | 2.6% |
| Drove Left of Center | 1.8% | 16.5% | 2.0% | 1.5% |
| Evasive Action | 4.0% | 7.1% | 4.6% | 3.6% |
| Improper Overtaking | 1.3% | 2.0% | 1.0% | 1.5% |
| Improper Loading of Cargo | 0.2% | 0.4% | 0.2% | 0.3% |
| Other | 12.6% | 14.1% | 13.4% | 12.0% |
| None | 21.7% | 11.0% | 13.4% | 27.3% |
| 1998 | ||||
| Total Accidents | 44,222 | 229 | 18,053 | 25,940 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 10.1% | 16.6% | 10.9% | 9.5% |
| Exceeding Speed Limit | 1.1% | 6.6% | 1.3% | 0.8% |
| Backing Unsafely | 5.2% | 0.0% | 1.4% | 8.0% |
| Ran Stop Sign | 2.2% | 7.0% | 3.2% | 1.5% |
| Disregarded Traffic Signal | 4.3% | 4.4% | 6.2% | 3.0% |
| Failure to Yield | 20.8% | 16.2% | 23.8% | 18.7% |
| Following Too Closely | 15.2% | 1.7% | 21.0% | 11.3% |
| Improper Right Turn on Red | 0.2% | 0.0% | 0.1% | 0.2% |
| Other Improper Turn | 2.9% | 1.3% | 1.9% | 3.6% |
| Improper/No Turn Signal | 0.2% | 0.0% | 0.1% | 0.2% |
| Wrong Way in One-Way | 0.2% | 0.4% | 0.2% | 0.1% |
| Improper Lane Change | 2.1% | 0.9% | 1.4% | 2.7% |
| Drove Left of Center | 2.0% | 16.6% | 2.2% | 1.7% |
| Evasive Action | 4.4% | 5.2% | 4.7% | 4.2% |
| Improper Overtaking | 1.6% | 3.1% | 1.4% | 1.7% |
| Improper Loading of Cargo | 0.3% | 0.4% | 0.1% | 0.3% |
| Other | 13.9% | 22.3% | 14.3% | 13.6% |
| None | 22.4% | 15.7% | 14.0% | 28.3% |
| 1994 | ||||
| Total Accidents | 44,222 | 229 | 18,053 | 25,940 |
| Percent of Accidents: | ||||
| Speed Too Fast For Condition | 9.7% | 14.8% | 10.4% | 9.1% |
| Exceeding Speed Limit | 1.2% | 7.0% | 1.6% | 0.9% |
| Backing Unsafely | 4.4% | 0.4% | 1.2% | 6.6% |
| Ran Stop Sign | 2.2% | 4.8% | 2.9% | 1.7% |
| Disregarded Traffic Signal | 4.4% | 2.2% | 6.2% | 3.2% |
| Failure to Yield | 19.1% | 16.2% | 21.8% | 17.2% |
| Following Too Closely | 12.5% | 0.4% | 17.3% | 9.2% |
| Improper Right Turn on Red | 0.2% | 0.0% | 0.1% | 0.2% |
| Other Improper Turn | 2.5% | 0.4% | 1.8% | 3.0% |
| Improper/No Turn Signal | 0.3% | 0.0% | 0.3% | 0.3% |
| Wrong Way in One-Way | 0.1% | 0.0% | 0.2% | 0.1% |
| Improper Lane Change | 2.0% | 0.4% | 1.3% | 2.5% |
| Drove Left of Center | 2.2% | 18.8% | 2.2% | 2.0% |
| Evasive Action | 4.4% | 6.6% | 4.7% | 4.2% |
| Improper Overtaking | 1.6% | 3.1% | 1.4% | 1.7% |
| Improper Loading of Cargo | 0.2% | 0.0% | 0.2% | 0.2% |
| Other | 12.8% | 15.3% | 13.0% | 12.7% |
| None | 20.2% | 9.6% | 13.3% | 25.1% |
| Source: Calculated from data from Nebraska Department of Roads, Highway Safety | ||||
| Division, 2009 Traffic Accident Facts, Annual Report, 2010 | ||||
| *In 2002, data collection shifted from collecting numbers only from driver at fault to all drivers involved in a crash. | ||||
| Last Updated: | 11/17/10 | |||
| by Nebraska Databook | ||||
| email: | michael.lundeen@nebraska.gov | |||