Table 1.
Vehicle-Barrier Crash Data Set [NASS/CDS 1997–2008, inclusive]
| Variable | Raw Cases | Weighted |
|---|---|---|
| All | 2062 | 1,004,678 |
| Second Event | ||
| Yes | 932 | 339,850 |
| No | 1130 | 664,828 |
| Vehicle Trajectory | ||
| Next to Barrier (NB) | 577 | 327,895 |
| Into Lane or Lanes (L) | 818 | 354,839 |
| Across All Lanes (AL) | 435 | 226,845 |
| Beyond Barrier (BY) | 47 | 57,583 |
| Behind Barrier (BB) | 185 | 37,516 |
| Barrier Type | ||
| Concrete | 1114 | 462,039 |
| Metal | 948 | 542,639 |
| Strong Post W-beam | 774 | 433,307 |
| Thrie Beam | 77 | 41,302 |
| Weak Post W-beam | 53 | 31,599 |
| Box Beam | 29 | 27,332 |
| Cable | 15 | 9,099 |
| Component Struck | ||
| Length of Need | 1783 | 904,254 |
| End Terminal | 279 | 100,424 |
| Vehicle Type | ||
| Car | 1413 | 703,659 |
| Light Truck | 649 | 301,019 |
| SUV | 321 | 130,655 |
| Pickup Truck | 250 | 140,350 |
| Van | 78 | 30,014 |