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