Oklahoma Strategic Highway Safety Plan –Expanded Background Data

presented topresented to

SHSP Leadership GroupSHSP Leadership GroupSHSP Working GroupSHSP Working Group

presented bypresented by

Sam Lawton, Cambridge Systematics, Inc.Sam Lawton, Cambridge Systematics, Inc.

Oklahoma City, OKOklahoma City, OKFebruary 21, 2007February 21, 2007

2

AASHTO SHSP Emphasis Areas

Drivers

• Young

• Unlicensed/suspended/ revoked drivers

• Older

• Aggressive

• Impaired

• Distracted/fatigued

• Seat belt use

• Speed

Special users

• Pedestrians

• Bicyclists

Vehicles

• Motorcycles

• Heavy trucks

3

AASHTO SHSP Emphasis Areas (continued)

Highways

• Trees

• Run off the road

• Horizontal curves

• Utility poles

• Unsignalized intersections

• Head-on collisions

• Head-on crashes on freeways

• Work zones

EMS

• Rural emergency medical services

Management

• Data

• Integrated safety management process

4

General DataGeneral Data

5

Oklahoma Fatalities

772755

741

650

682671

838

802774

739

400

450

500

550

600

650

700

750

800

850

900

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Number of Fatalities

Source: FARS

6

Incapacitating Injuries

3.9

5.1 4.94.5 4.4

3.8 4.03.7 3.6 3.4

0

1

2

3

4

5

6

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Number of Incapacitating Injuries (In Thousands)

Source: OHSO

7

Fatal and Incapacitating Injury Crash Trends

678735

661627

586

590639

595

666709

3.8 3.7

3.4 3.3

3.1

2.9 3.02.8 2.7 2.7

0

100

200

300

400

500

600

700

800

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Number of Fatal Crashes

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

Number of Incapacitating Injury Crashes(In Thousands)

Fatal Collisions Incapacitating Injury Collisions

Source: OHSO

8

Fatality and Injury Rate per 100 Million VMT

Source: OHSO

70.2

54.9

53.3

49.1

49.2

45.3 43.2

42.2

39.9

71.0

0

20

40

60

80

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Rate

Fatality and Injury Rate Trend Line

9

Fatality Rate Compared to U.S. Average

1.93

1.671.741.80

1.471.621.571.50

2.021.96

1.74 1.71

1.73

1.551.481.511.511.53

1.691.73

1.45 1.441.581.64

0.0

0.5

1.0

1.5

2.0

2.5

1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Fatality Rate per 100 Million VMT

Oklahoma Fatality Rate per 100 Million VMT

U.S. Fatality Rate per 100 Million VMT

Source: FARS

10

DriversDrivers

11

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 of Fatal Crashes

Percent Drivers Licenses

Percent

12

2005 Fatal Crashes Drivers 65 and Older

4.4%

4.7%

3.1%

4.9%

17.1

%

5.3%

4.3%

3.5% 3.9%

17.0

%

0

2

4

6

8

10

12

14

16

18

DriversAge 65-70

DriversAge 71-75

DriversAge 76-80

DriversAge 81+

Total65-85+

Percent of Fatal Crashes

Percent Drivers Licenses

Percent

13

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 Under 16 to 24

Percent Under 65 to 85+

Percent

14

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

15

Alcohol/Drug-Related FatalitiesPercent of Total Fatalities

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 (Percent)

Proportion Trend LineSource: OHSO

16

Alcohol Related Fatalities as Percent of Total FatalitiesOklahoma Compared to U.S. Average

40%

34%

39%

36%35%

41% 41%39% 39%

40%

0

5

10

15

20

25

30

35

40

45

2001 2002 2003 2004 2005

Percent of Fatalities

OKOK U.S.U.S.Source: NHTSA/NCSA 2005.

17

Alcohol Related Fatality Rate per 100 Million VMT

0.62

0.55

0.57

0.610.60

0.61

0.59

0.570.56

0.50

0.52

0.54

0.56

0.58

0.60

0.62

0.64

2001 2002 2003 2004 2005

Rate per 100 Million VMT

OK U.S. AverageSource: FARS

18

Fatal Crashes with Fatigued/Distracted Drivers

0

10

20

30

40

50

60

70

80

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Number of Fatal Crashes

Fatal Crashes

Linear (Fatal Crashes)

Source: OHSO

67

55

64 59

37

48

57 62 64

50

19

Incapacitating Crashes with Fatigued/Distracted Drivers

0

50

100

150

200

250

300

350

400

450

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Number of Incapacitating Crashes

Incapacitating Crashes

Linear (Incapacitating Crashes)

Source: OHSO

350

345

350

348

375

348 360

406 411

401

20

Fatigued/Distracted Driver Fatal and Injury Crashes as a Percent of Total Injury Crashes

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)

Source: OHSO

6.58%

6.67%

6.37%

6.18%

6.02%

5.58%

5.53%

5.24%

5.45%

5.14%

21

Driver Error Fatalities

333

318

353328

325

261271

282263

280

0

100

200

300

400

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Fatalities

Fatalities Trend Line

Source: OHSO

22

Driver Error FatalitiesPercent of Total Fatalities

41.7%

32.9%36.3%

39.7%

39.4%41.8%

44.4%41.7%

41.4%

44.6%

0

10

20

30

40

50

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Fatalities (in Percent)

Percent of Total OK Fatalities Trend Line

Source: OHSO

23

Safety Belt Use Rate Compared to U.S. Average

Safety Belt Use Rate (in Percent)

OK Belt Use Rate U.S. Average Belt Use Rate

Source: NHTSA, OHSO

1997 1998 1999 2000 2001 2002 2003 2004 2005 20060

10

20

30

40

50

60

70

80

90

83.1

%

83.7

%

79%

80%

69%

69%

67% 71

%

71% 75

%

47.4

%

67.5

%

67.9

%

70.1

% 76.7

%

80.3

%

56.0

%

60.7

%

82%

81%

24

Child Restraint Compliance

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

Rate Trend Line

Source: OHSO

Percent

25

Unsafe Speed Fatalities

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

Source: OHSO

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 2005

Year

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. AverageFatalities (in Percent)

42% 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.

Source: NHTSA/NCSA, Traffic Safety Facts,Oklahoma 2005.

28

Special UsersSpecial Users

29

Oklahoma Pedestrian FatalitiesPedestrian Fatalities

61

69

46

60

43

49

54

37

5050

0

10

20

30

40

50

60

70

80

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

PedestrianPedestrian Linear (Pedestrian)Linear (Pedestrian)Source: FARS

30

Pedestrian FatalitiesPercent of Total Fatalities

Oklahoma Pedestrian Fatalities as Percent of Total Fatalities

U.S. Pedestrian Fatalities as Percent of Total Fatalities

Source: FARS

0

2

4

6

8

10

12

14

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Percent of Total Fatalities

11.2

%

10.9

%

11.1

%

11.3

%

11.6

%

11.4

%12.7

%

13.0

%

12.6

%

11.8

%

6.1%

7.9%

6.2%6.5%

5.5%

7.3%

7.2%

6.6%

8.2%

8.1%

31

Bicycle Fatalities

5

4

9

6

3

7

6

2

55

0

2

4

6

8

10

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Fatalities

Fatalities Trend Line

Source: OHSO

32

VehiclesVehicles

33

Vehicles Involved in Fatal CrashesOklahoma Compared to U.S. Average, 2005

OKOK U.S.U.S.

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

34

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

35

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

36

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

Single Unit Trucks Truck Tractors/Semi Trailers

Source: OHSO

15

11 16

22

10

25

6

26

62

43

89

84

79

85

69

83

29

81

63

59

37

Injury Truck Crashes

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

Source: OHSO

32840

1481

475

391

349

268

783

1,26

2

1,48

7

618

583

537

570

602

613

354

671

563

563

38

Fatal Truck Crashes as a Percent ofTotal Fatal Crashes

15.0

% 17.0

%

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

Percent of Total Fatal Crashes

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

YearSource: OHSO

Single Unit Plus TruckTractors/Semi Trailers

39

Highways/Roadways/RailroadHighways/Roadways/Railroad

40

2005 Urban/Rural Fatal Crashes

Rural69.1%

Urban30.9%

Source: ODOT Traffic Engineering Division

41

Fatal Crashes by Road Function Class2000-2005

Other22%

Minor Arterial18%

Collector24%

Local19%

Rural Interstate9%

Freeway and Expressway

2%

Urban Interstate6%

Unknown0%

Source: FARS

Principal Arterial

42

2005 Fatal Crashes on Urban Roadways

Principal Arterial – Interstate37

Principal Arterial –Other Freeways and Expressways17

Principal Arterial – Other68

Minor Arterial37

Collector8

Local52

Source: ODOT Traffic Engineering Division

43

2005 Fatal Crashes on Rural Roadways

Principal Arterial – Interstate57

Principal Arterial – Other87

Minor Arterial81

Major Collector110

Minor Collector and Local155

Source: ODOT Traffic Engineering Division

44

Fatal Single Vehicle Crashes

0

50

100

150

200

250

300

350

400

450

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Number of Fatal Crashes

Fatal Crashes

Linear (Fatal Crashes)

Source: OHSO

392

360

301 331

310 301 301

342 380 370

45

Incapacitating Single Vehicle Crashes

0

200

400

600

800

1,000

1,200

1,400

1,600

1,800

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Number of Incapacitating Crashes

Incapacitating Crashes

Linear (Incapacitating Crashes)

Source: OHSO

1,163

1,190

1,213

1,263

1,268

1,274 1,251 1,359

1,473 1,571

46

Fatal and Injury Single Vehicle Crashes as a Percent of Total Injury Crashes

14

15

16

17

18

19

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)

Source: OHSO

18.57%

17.54%17.89%

17.62%

17.49%

17.13%

16.67%

16.86%

16.91%17.19%

47

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)

Source: ODOT Traffic Engineering Division.

312 271

239 244 231 238

228

277 286 271

48

Incapacitating Roadway Departure Crashes

0

200

400

600

800

1,000

1,200

1,400

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Number of Incapacitating Crashes

Incapacitating Crashes

Linear (Incapacitating Crashes)

Source: ODOT Traffic Engineering Division.

870880

910

983 964

967 985 1,052

1,117

1,204

49

Fatal and Injury Roadway Departure Crashes as a Percent of Total Injury Crashes

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)

Source: ODOT Traffic Engineering Division.

14.63%

13.79%

13.97%

13.77%

13.58%

13.36%13.01%

13.24%

13.03%

13.18%

50

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

51

Fatal Intersection 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

Rural Urban

Source: ODOT Traffic Engineering Division.

64

51

62

73

66

60

77

67

85

72 77

86

75

74

66

54

69

81

79

73

52

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

Rural UrbanSource: ODOT Traffic Engineering Division.

775

828

889

861

817

881

935

1,00

0

1,05

9

977

4,49

4

4,61

3

4,63

1

4,82

5

4,48

6

4,53

7

4,72

6

4,70

9

4,97

7

5,03

8

53

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

Rural Urban

Source: ODOT Traffic Engineering Division.

839

879

951

934

883

941

1,01

2

1,06

7

1,14

4

1,04

9

4,57

1

4,69

9

4,70

6

4,89

9

4,55

2

4,59

1

4,79

5

4,79

0

5,05

6

5,11

1

54

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

55

Construction/Maintenance Zone FatalitiesOklahoma Compared to U.S. Average

1.38

%

1.91

%

3.38

%

1.79

%

2.33

%

1.00

%

2.45

%

2.34

% 2.76

%

2.55

%

2.48

%

2.47

%

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

56

Railroad-Related Fatalities

1210

26

17

18

12 68

3

9

0

5

10

15

20

25

30

1996 1997 1998 1999 2000 2001 2002 2003 2004 2005

Year

Fatalities

Fatalities Trend Line

Source: OHSO