Ramp Type | No. | Crash Frequency (2005-2010) | Crash Rate (crashes per million vehicles per mile per day) | |||
Total | Mean (Crashes/ site) | Std. | Mean | Std. | ||
Diamond Exit | 178 | 213 | 1.19 | 0.52 | 0.55 | 0.55 |
Directional Exit | 71 | 102 | 1.43 | 0.75 | 0.61 | 0.86 |
Loop Exit | 85 | 122 | 1.44 | 0.64 | 0.97 | 1.23 |
Outer Connection Exit | 85 | 136 | 1.60 | 0.97 | 0.77 | 0.71 |