Oklahoma Strategic Highway Safety Plan
presented topresented to
SHSP Leadership GroupSHSP Leadership Grouppresented bypresented by
Sam Lawton, Cambridge Systematics, Inc.Sam Lawton, Cambridge Systematics, Inc.
Oklahoma City, OKOklahoma City, OKMarch 23, 2007March 23, 2007
• Vision, Mission, and Goals• Selection of Emphasis Areas
2
Today’s Assignments
Agree on a Vision and Mission for the SHSP
• What is the overall purpose and intent of the SHSP?
• How do we achieve our Vision?
Agree on SHSP Goals
• What are quantifiable performance measures that can be used to assess progress and success of the SHSP?
Agree on SHSP Emphasis Areas
• What are the primary traffic safety problem areas that should be addressed through the SHSP?
3
SHSP Vision and Mission Statement
“Vision Statement”
• What is the overall purpose and intent of the SHSP?
“Mission Statement”
• How do we achieve this vision?
4
SHSP Vision and Mission Statement
Proposed Vision Statement
• “Provide and promote the safest surface transportation system for all travelers – zero deaths, zero injuries.”
Proposed Mission Statement
• “Develop, implement, and evaluate a data-driven, multidisciplinary process to maximize road safety through widespread collaboration and an integrated 4E approach.”
5
SHSP Proposed Goals
Reverse the increasing trend of traffic-related fatalities and injuries upon implementation of the Oklahoma SHSP (toward zero fatalities and injuries)
• Measurable Goals:− Achieve a 20 percent reduction from 774 (2004) lives
lost in traffic-related fatal crashes by 2010
− Achieve a 20 percent reduction from 18,359 (2004) non-fatal traffic related incapacitating and non-incapacitating injuries by 2010
6
Results of February 21 Emphasis Area VotingEmphasis AreaEmphasis Area VotesVotes RankRank
Young Driver Crashes 40 1
Lane Departure 35 2
Alcohol/Impaired Driving 32 3
Speed-Related Crashes 29 4/5 (tie)
Intersection Crashes 29 4/5 (tie)
Occupant Protection 23 6
Unsafe Driver Behavior (Aggressive, Distracted) 20 7
Secondary Crashes 18 8
Motorcycle Crashes 14 9
Data/Data Management 11 10
Work Zone Crashes 10 11
Truck Involved Crashes 8 12
Older Driver Crashes 7 13
Emergency Medical Services 6 14
Native American Fatalities/Injuries 5 15
Pedestrian Crashes 1 16/17 (tie)
Train-Involved Crashes/Grade Crossings 1 16/17 (tie)
Bicycle Crashes 0
Unlicensed/Suspended/Revoked Licenses 0
7
Proposed Emphasis Areas as Contributing Factor(s) to Fatal Crashes2001
Emphasis AreasEmphasis Areas CrashesCrashes Percent of TotalPercent of Total
Total Fatal Crashes 590 100.0%
Young Driver 200 33.9%
Lane Departure 231 39.2%
Alcohol/Impaired Driving 119 20.2%
Unsafe Speed 176 29.8%
Intersection 132 22.4%
Occupant Protection* 368 67.4%
Unsafe Driver Behavior** 37 6.3%
Motorcycle Involved 40 6.8%
Work Zone 10 1.7%
Large Truck Involved 79 13.4%
Single Unit 10 1.7%
Semi Trailers/Tractors 69 11.7%
* Reported unbelted fatalities. % = Share of fatalities.** Fatigued/distracted factor only. Does not include 'aggressive behavior‘.
8
Proposed Emphasis Areas as Contributing Factor(s) to Fatal Crashes 2002
Emphasis AreaEmphasis Area CrashesCrashes Percent of TotalPercent of Total
Total Fatal Crashes 639 100.0%
Young Driver 221 34.6%
Lane Departure 244 38.2%
Alcohol/Impaired Driving 103 16.1%
Unsafe Speed 162 25.4%
Intersection 147 23.0%
Occupant Protection* 342 58.8%
Unsafe Driver Behavior** 59 9.2%
Motorcycle Involved 48 7.5%
Work Zone 18 2.8%
Large Truck Involved 107 16.7%
Single Unit 22 3.4%
Semi Trailers/Tractors 85 13.3%
* Reported unbelted fatalities. % = Share of fatalities.** Fatigued/distracted factor only. Does not include 'aggressive behavior‘.
9
Proposed Emphasis Areas as Contributing Factor(s) to Fatal Crashes2003
Emphasis AreaEmphasis Area CrashesCrashes Percent of TotalPercent of Total
Total Fatal Crashes 595 100.0%
Young Driver 191 32.1%
Lane Departure 239 40.2%
Alcohol/Impaired Driving 110 18.5%
Unsafe Speed 156 26.2%
Intersection 137 23.0%
Occupant Protection* 317 61.8%
Unsafe Driver Behavior** 64 10.8%
Motorcycle Involved 45 7.6%
Work Zone 9 1.5%
Large Truck Involved 95 16.0%
Single Unit 16 2.7%
Semi Trailers/Tractors 79 13.3%
* Reported unbelted fatalities. % = Share of fatalities.** Fatigued/distracted factor only. Does not include 'aggressive behavior‘.
10
Proposed Emphasis Areas as Contributing Factor(s) to Fatal Crashes2004
Emphasis AreaEmphasis Area CrashesCrashes Percent of TotalPercent of Total
Total Fatal Crashes 666 100.0%
Young Driver 246 36.9%
Lane Departure 271 40.7%
Alcohol/Impaired Driving 119 17.9%
Unsafe Speed 203 30.5%
Intersection 136 20.4%
Occupant Protection* 330 57.2%
Unsafe Driver Behavior** 55 8.3%
Motorcycle Involved 81 12.2%
Work Zone 12 1.8%
Large Truck Involved 95 14.3%
Single Unit 11 1.7%
Semi Trailers/Tractors 84 12.6%
* Reported unbelted fatalities. % = Share of fatalities.** Fatigued/distracted factor only. Does not include 'aggressive behavior‘.
11
Proposed Emphasis Areas as Contributing Factor(s) to Fatal Crashes 2005
Emphasis AreaEmphasis Area CrashesCrashes Percent of TotalPercent of Total
Total Fatal Crashes 709 100.0%
Young Driver 227 32.0%
Lane Departure 312 44.0%
Alcohol/Impaired Driving 123 17.3%
Unsafe Speed 214 30.2%
Intersection 141 19.9%
Occupant Protection* 360 59.8%
Unsafe Driver Behavior** 67 9.4%
Motorcycle Involved 81 11.4%
Work Zone 7 1.0%
Large Truck Involved 104 14.7%
Single Unit 15 2.1%
Semi Trailers/Tractors 89 12.6%
* Reported unbelted fatalities. % = Share of fatalities.** Fatigued/distracted factor only. Does not include 'aggressive behavior‘.
12
Top Five Causes of KAB Crashes
1996-20051996-2005
1.1. Unsafe SpeedUnsafe Speed 18.6%18.6%
2.2. Failed to YieldFailed to Yield 15.6%15.6%
3.3. Improper TurnImproper Turn 10.0%10.0%
4.4. InattentionInattention 9.7%9.7%
5.5. Failed to StopFailed to Stop 9.2%9.2%
20052005
1.1. Unsafe SpeedUnsafe Speed 18.3%18.3%
2.2. Failed to YieldFailed to Yield 15.6%15.6%
3.3. InattentionInattention 11.0%11.0%
4.4. Failed to Stop Failed to Stop 10.2%10.2%
5.5. Improper TurnImproper Turn 8.8%8.8%
13
Young DriversYoung Drivers
14
2005 Fatal Crashes Drivers Under 16 to 24
0.7
%
6.8
%
13
.4%
14
.7%
35
.5%
0.4
% 2.9
% 5.1
% 7.2
%
15
.6%
0
5
10
15
20
25
30
35
40
DriversUnder 16
DriversAge 16-17
DriversAge 18-20
DriversAge 21-24
TotalUnder 16-24
Percent
Percent of Fatal CrashesPercent Drivers Licenses
15
Younger and Older Drivers in Fatal Crashes
41.9%
41.1%
38.1%41.3%
43.9%
38.3%
39.0%
37.6%
42.8%
35.5%
18.0%
18.2%
19.7%
20.1%
17.4%
18.0%
19.1%
18.2%
16.1%
17.1%
0
5
10
15
20
25
30
35
40
45
50
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Percent
Percent Under 16 to 24Percent Under 65 to 85+
Year
16
Lane DepartureLane Departure
17
Fatal Roadway Departure Crashes
0
50
100
150
200
250
300
350
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005Year
Number of Fatal Crashes
Fatal Crashes
Linear (Fatal Crashes)
312 271
239 244 231 238
228
277 286 271
Source: ODOT Traffic Engineering Division.
18
Incapacitating Roadway Departure Crashes
Source: ODOT Traffic Engineering Division.
0
200
400
600
800
1,000
1,200
1,400
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005Year
Number of Incapacitating Crashes
Incapacitating Crashes
Linear (Incapacitating Crashes)
870880
910
983 964
967 985 1,052
1,117
1,204
19
Fatal and Injury Roadway Departure Crashes as a Percent of Total Injury Crashes
Source: ODOT Traffic Engineering Division.
10
11
12
13
14
15
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Percent of Total Injury Crashes
Percent of Total Injury Crashes
Linear (Percent of Total Injury Crashes)
14.63%
13.79%
13.97%
13.77%
13.58%
13.36%13.01%
13.24%
13.03%
13.18%
20
Roadway Departure Fatalities as Percent of Total FatalitiesOklahoma Compared to U.S. Average
56
%
67
%
65
%
63
%
72
%
55
% 59
%
60
%
60
%
58
%
0
10
20
30
40
50
60
70
80
2001 2002 2003 2004 2005
Percent of Fatalities
OKOK U.S.U.S.
Source: FARS. Year
21
Alcohol/Impaired DrivingAlcohol/Impaired Driving
22
Alcohol/Drug-Related Fatalities
229
172 166147 150
179
165 159
187
200
0
50
100
150
200
250
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Fatalities
Fatalities Trend Line
Source: OHSO.
23
20.9%
23.6%
22.4%
19.4%
22.7%
26.2%
22.3%
25.2%
21.5% 20.8%
0
10
20
30
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Rate (in Percent)
Alcohol/Drug-Related FatalitiesPercent of Total Fatalities
Source: OHSO.
Proportion Trend Line
24
Speed-Related CrashesSpeed-Related Crashes
25
Unsafe Speed Fatalities
Source: OHSO.
177
239239
205186
238
181
228 220
179
0
50
100
150
200
250
300
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Fatalities
Fatalities Trend Line
26
Unsafe Speed FatalitiesPercent of Total Fatalities
24.0%
28.6%
26.9%24.5%
30.6%28.1%
30.1% 30.8% 29.9%
26.3%
0
5
10
15
20
25
30
35
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005Year
Fatalities (in Percent)
Percent of Total OK Fatalities Trend Line
Source: OHSO.
27
Speeding Related Fatalities as Percent of Total FatalitiesOklahoma Compared to U.S. Average
Source: NHTSA/NCSA, Traffic Safety Facts, Oklahoma 2005.
Fatalities (in Percent)4
2%
42
%
41
%
41
%
36
%
31
%
31
%32
%
31
%
30
%
0
5
10
15
20
25
30
35
40
45
2001 2002 2003 2004 2005
OKOK U.S.U.S.
Year
28
Intersection CrashesIntersection Crashes
29
Fatal Intersection Crashes
Source: ODOT Traffic Engineering Division.
0
10
20
30
40
50
60
70
80
90
100
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Number of Fatal Crashes
Rural Urban
64
51
62
73
66
60
77
67
85
72
77
86
75
74
66
54
69
81
79
73
30
Injury Intersection Crashes
0
1,000
2,000
3,000
4,000
5,000
6,000
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Number of Injury Crashes
77
5
82
8
88
9
86
1
81
7
88
1
93
5
1,0
00
1,0
59
97
7
4,4
94
4,6
13
4,6
31
4,8
25
4,4
86
4,5
37
4,7
26
4,7
09
4,9
77
5,0
38
Rural Urban
Source: ODOT Traffic Engineering Division.
31
Fatal and Injury Intersection Crashes
0
1,000
2,000
3,000
4,000
5,000
6,000
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Number of Fatal and Injury Crashes
83
9
87
9
95
1
93
4
88
3
94
1
1,0
12
1,0
67
1,1
44
1,0
49
4,5
71
4,6
99
4,7
06
4,8
99
4,5
52
4,5
91
4,7
95
4,7
90
5,0
56
5,1
11
Rural Urban
Source: ODOT Traffic Engineering Division.
32
Occupant ProtectionOccupant Protection
33
Safety Belt Use Rate Compared to U.S. Average
Source: NHTSA, OHSO.
47
.44
7.4
60
.76
0.7
69
.06
9.0
69
.06
9.0
67
.06
7.0 71
.07
1.0
71
.07
1.0 75
.07
5.0 8
1.0
81
.0
56
.05
6.0
83
.78
3.7
83
.18
3.1
80
.38
0.3
76
.77
6.7
70
.17
0.1
67
.96
7.9
67
.6
7.
55
82
.08
2.0
80
.08
0.0
79
.07
9.0
00
0.10.1
0.20.2
0.30.3
0.40.4
0.50.5
0.60.6
0.70.7
0.80.8
0.90.9
19971997 19981998 19991999 20002000 20012001 20022002 20032003 20042004 20052005 20062006
Safety Belt Use RateSafety Belt Use Rate
OKOK U.S.U.S.
Year
34
86.7%
82.7%
80.6%
75.7%
77.4%
66.0%
76.8%
62.5%54.4%51.8%53.0%
0
20
40
60
80
100
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006
Year
Percent
Child Restraint Compliance
Rate Trend Line
Source: OHSO.
35
Unsafe Driver Behavior Unsafe Driver Behavior ––Aggressive and Distracted DrivingAggressive and Distracted Driving
36
Fatal Crashes with Fatigued/Distracted Drivers
0
10
20
30
40
50
60
70
80
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005Year
Number of Fatal Crashes
Fatal Crashes Linear (Fatal Crashes)
67
55
64 59
37
48
57 62 64
50
Source: OHSO.
37
Incapacitating Crashes with Fatigued/Distracted Drivers
Source: OHSO.
0
50
100
150
200
250
300
350
400
450
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005Year
Number of Incapacitating Crashes
350
345
350
348
375
348 360
406 411
401
Incapacitating Crashes
Linear (Incapacitating Crashes)
38
Fatigued/Distracted Driver Fatal and Injury Crashes as a Percent of Total Injury Crashes
Source: OHSO.
0
1
2
3
4
5
6
7
8
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Percent of Total Injury Crashes
Percent of Total Injury Crashes
Linear (Percent of Total Injury Crashes)
6.58%
6.67%
6.37%
6.18%
6.02%
5.58%
5.53%
5.24%
5.45%
5.14%
39
Secondary CrashesSecondary Crashes
40
Secondary Crashes
Secondary crashes are not recorded as a crash factor/contributing factor on standard crash reports
Once an incident is stabilized, any subsequent incidents are considered as separate crashes
41
Motorcycle CrashesMotorcycle Crashes
42
Oklahoma Motorcycle Fatalities
25
33
25
33
24
39
39
73
78 77
0
10
20
30
40
50
60
70
80
90
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Motorcycle Fatalities
MotorcycleMotorcycle Linear (Motorcycle)Linear (Motorcycle)
Source: FARS.
43
Motorcycle Fatalities as Percent of Total FatalitiesOklahoma Compared to U.S.
9.6%9.4%
10.1%
10.9%
3.9%
3.3%3.7%
3.2%
5.7%
4.5% 5.3%
10.5%
5.0%5.1%5.5%
6.0%
6.9%7.6% 7.6% 8.7%
0
2
4
6
8
10
12
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Percent of Fatalities
Motorcycle Fatalities as Percent of all FatalitiesMotorcycle Fatalities as Percent of all Fatalities
Motorcycle Fatalities as Percent Involvement in U.S. Fatal CrashesMotorcycle Fatalities as Percent Involvement in U.S. Fatal Crashes
Source: FARS.
44
Work Zone CrashesWork Zone Crashes
45
Persons Killed inConstruction/Maintenance Zones
9
13
25
12
18
8
0
5
10
15
20
25
30
2000 2001 2002 2003 2004 2005
Number of Fatalities
Source: FARS
46
Construction/Maintenance Zone FatalitiesOklahoma Compared to U.S. Average
1.3
8%
1.9
1%
3.3
8%
1.7
9%
2.3
3%
1.0
0%
2.4
5%
2.3
4% 2
.76
%
2.5
5%
2.4
8%
2.4
7%
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
2000 2001 2002 2003 2004 2005
Total Fatalities (in Percent)
OKOK U.S.U.S.
Source: FARS.
47
Truck Involved CrashesTruck Involved Crashes
48
Vehicles Involved in Fatal CrashesOklahoma Compared to U.S. Average, 2005
35
.1%
45
.3%
10
.4%
7.8
%
2.8
%
1.2
%
42
.2%
38
.5%
8.3
%
7.8
%
4.7
%
2.8
%
0
5
10
15
20
25
30
35
40
45
50
Passenger Cars Light Trucks Large Trucks Motorcycles Buses Other/Unknown
Percent of Fatal Crashes
Source: FARS.
OKOK U.S.U.S.
49
Fatal Truck Crashes
0
10
20
30
40
50
60
70
80
90
100
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Number of Fatal Crashes
15
11
16
22
10
25
6
26
62
43
89
84
79
85
69
83
29
81
63
59
Single Unit Trucks Truck Tractors/Semi Trailers
Source: OHSO.
50
Injury Truck Crashes
Source: OHSO.
0
200
400
600
800
1,000
1,200
1,400
1,600
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005Year
Number of Injury Crashes
Single Unit Trucks Truck Tractors/Semi Trailers
32
840
148
1
47
5
39
1
34
9
26
8
78
3
1,2
62
1,4
87
61
8
58
3
53
7
57
0
60
2
61
3
35
4
67
1
56
3
56
3
51
Fatal Truck Crashes as a Percent of Total Fatal Crashes
Source: OHSO.
15
.0% 1
7.0
%
16
.2%
5.6
%
18
.4%
13
.4%
16
.7%
16
.0%
14
.3%
14
.7%
0
2
4
6
8
10
12
14
16
18
20
Total Fatal Crashes (in Percent)
1996 1997 1998 1999 2000 2001 2002 2003 2004 2005
Year
Single Unit Plus TruckTractors/Semi Trailers
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