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BTS Home
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Journal of Transportation and Statistics
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Volume 4 Number 1
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Paper 1
Table 1 - Significant Changes in Predicted Accident Rates Attributed to the Speed-Limit Increases on Rural Interstates
Excel
|
CSV
State
First change,
percent
Second change,
percent
1986 crashes
1987 crashes
1988 crashes
1995 crashes
1996 crashes
1997 crashes
1998 crashes
Alabama
24.8
62
53
57
49
62
79
65
Arizona
41.0
96
126
116
100
103
98
140
Arkansas
32.6
26
30
34
28
38
28
46
Florida
37.2
105
96
153
102
116
166
133
Georgia
30.0
66
52
65
50
100
73
85
Illinois
21.9
48
59
73
58
68
71
74
Iowa
35.8
12
21
29
20
21
22
21
Kansas
23.1
17
22
24
27
18
23
14
Maine
18.4
13
8
20
9
8
12
14
Maryland
37.4
20
17
19
16
15
26
18
Michigan
46.7
14
34
44
34
46
40
46
Minnesota
25.7
9
19
21
15
15
12
31
Missouri
13.0
42.2
58
53
54
66
87
93
98
Nebraska
35.5
12
12
20
19
21
22
28
Nevada
27.1
22
35
32
44
53
44
62
New Hampshire
21.4
5
6
19
6
10
10
8
New Mexico
15.8
25.5
66
103
78
87
85
105
102
North Carolina
42.6
40
58
76
55
71
50
53
Ohio
46.6
34
54
47
45
46
44
39
Pennsylvania
36.4
56
68
69
52
64
54
67
Tennessee
15.5
40.4
53
70
73
74
86
70
97
Texas
18.0
164
195
236
201
220
217
200
Virginia
31.6
39
39
64
74
59
71
62
Washington
24.5
26
32
40
35
43
30
39
West Virginia
46.2
14
13
29
38
48
40
34
Wisconsin
24.3
15
13
24
16
27
25
20
U.S. totals
1,834
2,141
2,391
2,210
2,441
2,518
2,591
Percentage change
16.74
11.68
10.45
3.15
2.90