Skip to contentUnited States Department of Transportation - Federal Highway Administration FHWA Home
Research Home
Report
This report is an archived publication and may contain dated technical, contact, and link information
Publication Number: FHWA-RD-03-037
Date: May 2005

Validation of Accident Models for Intersections

FHWA Contact: John Doremi,
HRDI-10, (202) 493-3052, John.doremi@dot.gov

PDF Version (1.61 MB)

PDF files can be viewed with the Acrobat® Reader®

APPENDIX C: DESCRIPTIVE STATISTICS FOR FULL DATASETS BY STATE TYPE I

Table 239. Summary Statistics for Type I Sites by State

Variables

Number of Sites

Mean

Median

Minimum

Maximum

TOTACC per year

Minnesota

270

0.5368

0.3571

0

3.86

Georgia

116

1.2716

1.0000

0

6.00

California

1432

0.5669

0.3750

0

6.75

INJACC per year

Minnesota

270

0.2085

0.1429

0

1.57

Georgia

116

0.4741

0.5000

0

2.50

California

1432

0.2600

0.1250

0

4.13

AADT1

Minnesota

270

3981

2611

401

22067

Georgia

116

3593

2950

420

16900

California

1432

6590

5097

450

35750

AADT2

Minnesota

270

536

339

101

4608

Georgia

116

639

430

300

6480

California

1432

472

210

100

10001

RT MAJ

Minnesota

270

139 (51.5%)

Georgia

116

3 (2.6%)

California

1432

121 (8.4%)

RT MIN

Minnesota

270

4 (1.5%)

Georgia

116

4 (3.4%)

California

1432

40 (2.8%)

LT MAJ

Minnesota

270

45 (16.7%)

Georgia

116

3 (2.6%)

California

1432

388 (27.1%)

LT MIN

Minnesota

270

0 (0%)

Georgia

116

1 (0.9%)

California

1432

13 (0.9%)

MEDIAN

Minnesota

270

0 (0%)

Georgia

116

3 (2.6%)

California

1432

77 (5.4%)

TERRAIN

Minnesota

270

unknown

Georgia

116

flat 48 (41.4%)

rolling 58 (50%)

mountainous 10 (8.6%)

California

1432

flat 520 (36.3%)

rolling 489 (34.1%)

mountainous 423 (29.5%)

SPD1

Minnesota

270

52.54

55.00

25

55

Georgia

116

46.89

45.00

25

55

California

1432

unknown

DRWY1

Minnesota

270

1.29

1.00

0

8

Georgia

116

1.57

1.00

0

7

California

1432

unknown

HAZRAT1

Minnesota

270

2.13

2.00

1.00

4.00

Georgia

116

3.56

3.50

1.50

7.00

California

1432

unknown

HAU

Minnesota

270

-0.80

0.00

-90

85

Georgia

116

-2.97

0.00

-65

60

California

1432

unknown

SHOULDER1

Minnesota

270

unknown

Georgia

116

1.02

0.35

0.00

7.00

California

1432

5.05

4.50

0.00

16.00

VCI1

Minnesota

270

0.1088

0.0000

0.0000

1.0200

Georgia

116

1.3337

0.8855

0.0000

14.0000

California

1432

unknown

HI1

Minnesota

270

1.2689

0.0000

0.0000

29.0000

Georgia

116

2.5545

0.6435

0.0000

23.2900

California

1432

unknown

TYPE II

Table 240. Summary Statistics for Type II Sites by State

Variable and Abbreviation

Number of Sites

Mean

Median

Minimum

Maximum

TOTACC per year

Minnesota

250

0.5406

0.3571

0

7.07

Georgia

108

1.1806

0.5000

0

6.00

California

748

1.0132

0.6250

0

7.13

INJACC per year

Minnesota

250

0.2509

0.1429

0

3.14

Georgia

108

0.6574

0.5000

0

3.50

California

748

0.5110

0.3750

0

4.75

AADT1

Minnesota

250

2605

1983

419

14141

Georgia

108

3181

2100

420

12300

California

748

6784

5620

407

38126

AADT2

Minnesota

250

395

258

100

3209

Georgia

108

644

430

100

7460

California

748

562

310

100

6700

RT MAJ

Minnesota

250

130 (52%)

Georgia

108

3 (2.8%)

California

748

62 (8.3%)

RT MIN

Minnesota

250

1 (0.4%)

Georgia

108

2 (1.9%)

California

748

23 (3.1%)

LT MAJ

Minnesota

250

0 (0%)

Georgia

108

6 (5.6%)

California

748

217 (29%)

LT MIN

Minnesota

250

0 (0%)

Georgia

108

0 (0%)

California

748

1 (0.1%)

MEDIAN

Minnesota

250

0 (0%)

Georgia

108

1 (0.9%)

California

748

36 (4.8%)

TERRAIN

Minnesota

250

unknown

Georgia

108

flat 52 (48.1%)

rolling 52 (48.1%)

mountainous (3.7%)

California

748

flat 468 (62.6%)

rolling 186 (24.9%)

mountainous (12.6%)

SPD1

Minnesota

250

53.75

55.00

30

55

Georgia

108

49.17

55.00

30

55

California

748

unknown

DRWY1

Minnesota

250

0.66

0.00

0

6

Georgia

108

1.21

1.00

0

6

California

748

unknown

HAZRAT1

Minnesota

250

2.04

2.00

1

6

Georgia

108

3.41

3.00

1

6

California

748

unknown

HAU

Minnesota

250

0.75

0.00

-120

150

Georgia

108

-0.52

-0.25

-58

50

California

748

unknown

SHOULDER1

Minnesota

250

unknown

Georgia

108

0.73

0.50

0.00

2.30

California

748

6.10

6.00

0.00

16.00

VCI1

Minnesota

250

0.1350

0.0300

0.0000

2.1000

Georgia

108

1.1089

0.9045

0.0000

7.5000

California

748

unknown

HI1

Minnesota

250

0.55

0.00

0.00

9.00

Georgia

108

1.69

0.58

0.00

14.60

California

748

unknown

TYPE III

Table 241. Summary Statistics for Type III Sites by State:California (CA), Michigan (MI), and Georgia (GA)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

TOTACC per Year

CA

60

1.2

0.7

0.0

4.5

MI

24

2.1

1.2

0.2

10.6

GA

52

1.2

0.8

0.0

6.0

Total

136

1.4

0.8

0.0

10.6

INJACC per Year

CA

60

0.6

0.3

0.0

3.7

MI

24

0.5

0.4

0.0

2.0

GA

52

0.5

0.5

0.0

4.0

Total

136

0.6

0.3

0.0

4.0

AADT1

CA

60

13484

12082

2360

33333

MI

24

11635

11958

6817

23716

GA

52

13100

12200

6500

28601

Total

136

13011

12100

2360

33333

AADT2

CA

60

500

190

20

3001

MI

24

835

779

15

2957

GA

52

892

430

80

9490

Total

136

709

430

15

9490

MEDTYPE

Total

136

 

No Median

CA

21(15.4%)

MI

24(17.6%)

GA

24(17.6%)

Total

 69(50.7%)

Painted

 

CA

24(17.6%)

 

MI

0(0%)

GA

21(15.4%)

Total

45(33.1%)

Curbed

CA

9(6.6%)

 

MI

0(0%)

GA

5(3.7%)

Total

14(10.3%)

Other

CA

6(4.4%)

 

MI

0(0%)

GA

2(1.5%)

Total

8(5.9%)

MEDWDTH1

CA

60

5.2

2.5

0.0

36.0

MI

24

0.0

 

0.0

0.0

GA

52

27.0

20.0

0.0

63.0

Total

136

12.6

6.0

0.0

63.0

HAU

CA

60

-2.0

0.0

-45.0

55.0

MI

24

3.8

0.0

0.0

50.0

GA

52

4.1

0.0

-65.0

90.0

Total

136

1.3

0.0

-65.0

90.0

Table 241. Summary Statistics for Type III Sites by State: California (CA),

Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

HAZRAT1

 Total

136

 

1

CA

2(1.5%)

MI

14(10.3%)

GA

0(0.0%)

Total

 16(11.8%)

2

CA

29(21.3%)

 

MI

8(5.9%)

GA

21(15.4%)

Total

58(42.6%)

3

CA

12 (8.8%)

 

MI

1(0.7%)

GA

13(9.6%)

Total

26(19.1%)

4

CA

9(6.6%)

 

MI

1(0.7%)

GA

15(11.0%)

Total

25(18.4%)

5

CA

6(4.4%)

 

MI

0(0.0%)

GA

2(1.5%)

Total

8(5.9%)

6

CA

1(0.7%)

 

MI

0(0.0%)

GA

1(0.7%)

Total

2(1.5%)

7

CA

1(0.7%)

 

MI

0(0.0%)

GA

0(0.0%)

Total

1(0.7%)

MI

unknown

GA

2(4.0%)

COMDRWY1

CA

60

1.5

0.0

0.0

14.0

MI

24

2.9

2.0

0.0

11.0

GA

52

0.7

0.0

0.0

9.0

Total

136

1.5

0.0

0.0

14.0

RESDRWY1

CA

60

1.0

0.0

0.0

6.0

MI

24

1.7

1.0

0.0

7.0

GA

52

0.8

0.0

0.0

5.0

Total

136

1.0

0.0

0.0

7.0

DRWY1

CA

60

2.5

0.0

0.0

15.0

MI

24

4.6

5.0

0.0

11.0

GA

52

1.5

1.0

0.0

9.0

Total

136

2.5

1.0

0.0

15.0

 

Table 241. Summary Statistics for Type III Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

RTLN1

Total

136

 

0

CA

44(32.4%)

MI

24(17.6%)

GA

40(29.4%)

Total

108(79.4%)

1

CA

16(11.8%)

 

MI

0(0.0%)

GA

12(8.8%)

Total

28(20.6%)

LTLN1

Total

136

 

0

CA

15(11.0%)

MI

24(17.6%)

GA

9(6.6%)

Total

48(35.3%)

1

CA

45(33.1%)

 

MI

0(0.0%)

GA

43(31.6%)

Total

88(64.7%)

RTLN2

Total

136

 

0

CA

55(40.4%)

MI

19(14.0%)

GA

43(31.6%)

Total

117(86.0%)

1

CA

5(3.7%)

 

MI

5(3.7%)

GA

9(6.6%)

Total

19(14.0%)

LTLN2

Total

136

 

0

CA

57(41.9%)

MI

24(17.6%)

GA

50(36.8%)

Total

131(96.3%)

1

CA

3(2.2%)

 

MI

0(0.0%)

GA

2(1.5%)

Total

5(3.7%)

HI1

CA

60

1.52

0.00

0.00

14.29

MI

24

1.36

0.00

0.00

9.15

GA

52

0.90

0.00

0.00

6.30

Total

136

1.26

0.00

0.00

14.29

HEI1

CA

60

2.17

0.00

0.00

14.29

MI

24

3.21

0.00

0.00

26.63

GA

52

1.28

0.88

0.00

6.30

Total

136

2.01

0.73

0.00

26.63

Table 241. Summary Statistics for Type III Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

GRADE1

CA

60

1.35

0.85

0.00

5.85

MI

24

0.51

0.48

0.00

1.37

GA

52

0.76

0.85

0.00

2.75

Total

136

1.00

0.70

0.00

5.90

VEI1

CA

60

0.88

0.14

0.00

6.71

MI

24

0.78

0.00

0.00

5.83

GA

52

1.03

1.12

0.00

2.83

Total

136

0.90

0.60

0.00

6.70

PKTRUCK

CA

60

9.53

7.91

1.18

28.16

MI

24

8.21

7.59

2.93

16.63

GA

unknown

Total

84

9.15

7.79

1.18

28.16

PKTURN

CA

60

6.55

3.50

0.46

53.09

MI

24

6.99

5.87

0.27

18.87

GA

unknown

Total

84

6.68

4.28

0.27

53.09

PKLEFT

CA

60

3.15

1.73

0.23

25.97

MI

24

3.59

3.20

0.13

11.17

GA

unknown

Total

84

3.28

2.16

0.13

25.97

PKLEFT1

CA

60

1.44

0.62

0.00

21.29

MI

24

1.54

0.97

0.00

5.95

GA

unknown

Total

84

1.47

0.69

0.00

21.29

PKLEFT2

CA

60

55.44

60.77

0.00

100.00

MI

24

54.97

58.70

0.00

100.00

GA

unknown

Total

84

55.31

60.29

0.00

100.00

SD1

CA

60

1553

2000

500

2000

MI

24

1519

2000

600

2000

GA

52

1470

1715

560

2000

Total

136

1515

2000

500

2000

SDL2

CA

60

1364

1365

40

2000

MI

24

1486

1800

400

2000

GA

52

1448

1533

170

2000

Total

136

1418

1510

40

2000

SDR2

CA

60

1380

1424

80

2000

MI

24

1408

1350

500

2000

GA

52

1493

1865

510

2000

Total

136

1428

1555

80

2000

TYPE IV

Table 242. Summary Statistics for Type IV Sites by State: California (CA), Michigan (MI), and Georgia (GA)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

TOTACC per year

CA

54

1.4

0.8

0.0

7.2

MI

18

3.1

2.2

0.0

10.8

GA

52

2.1

2.0

0.0

6.5

Total

124

2.0

1.4

0.0

10.8

INJACC per year

CA

54

0.8

0.5

0.0

5.7

MI

18

1.0

0.9

0.0

3.2

GA

52

1.0

1.0

0.0

4.5

Total

124

0.9

0.5

0.0

5.7

AADT1

CA

54

13847

11199

3150

73799

MI

18

10707

10550

5967

19384

GA

52

12631

12850

5300

25799

Total

124

12881

11496

3150

73799

AADT2

CA

54

441

301

21

1850

MI

18

913

733

254

2018

GA

52

706

463

300

2990

Total

124

621

430

21

2990

MEDTYPE

Total

124

 

No Median

CA

13(10.5%)

MI

18(14.5%)

GA

39(31.5%)

Total

70(56.5%)

Painted

CA

17(13.7%)

 

MI

0(0.0%)

GA

10(8.1%)

Total

27(21.8%)

Curbed

CA

22(17.7%)

 

MI

0(0.0%)

GA

3(2.4%)

Total

22(17.7%)

Other

CA

2(1.6%)

 

MI

0(0.0%)

GA

0(0.0%)

Total

5(4.0%)

Table 242. Summary Statistics for Type IV Sites by State: California (CA),

Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

MEDWDTH1

CA

54

5.0

4.6

0.0

36

MI

18

0

0

0

0

GA

52

33.1

40.0

0.0

60

Total

124

16.1

6.5

0

60

HAU

CA

54

0.8

0.0

-20.0

22.5

MI

18

1.1

0.0

-20.0

30.0

GA

52

2.40

1.25

-50.0

55.0

Total

124

1.5

0.0

-50.0

55.0

HAZRAT1

Total

124

 

1

CA

13(10.5%)

MI

8(6.5%)

GA

3(2.4%)

Total

24(19.4%)

2

CA

20(16.1%)

 

MI

9(7.3%)

GA

14(11.3%)

Total

43(34.7%)

3

CA

11(8.9%)

 

MI

1(0.8%)

GA

20(16.1%)

Total

32(25.8%)

4

CA

8(6.5%)

 

MI

0(0.0%)

GA

13(10.5%)

Total

21(16.9%)

5

CA

1(0.8%)

 

MI

0(0.0%)

GA

1(0.8%)

Total

2(1.6%)

6

CA

1(0.8%)

 

MI

0(0.0%)

GA

1(0.8%)

Total

2(1.6%)

7

CA

0(0.0%)

 

MI

0(0.0%)

GA

0(0.0%)

Total

0(0.0%)

COMDRWY1

CA

54

0.7

0.0

0.0

12.0

MI

18

1.3

0.5

0.0

7.0

GA

52

0.3

0.0

0.0

2.0

Total

124

0.6

0

0

12

Table 242. Summary Statistics for Type IV Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

RESDRWY1

CA

54

0.6

0.0

0.0

6.0

MI

18

2.5

2

0

7

GA

52

0.2

0.0

0.0

2.0

Total

124

0.7

0

0

7

DRWY1

CA

54

1.3

0.0

0.0

15.0

MI

18

3.8

4.0

0.0

9.0

GA

52

0.4

0.0

0.0

3.0

Total

124

1.3

0

0

15

SPD1

CA

54

56.4

55.0

25

65

MI

18

45.3

42.5

35

55

GA

52

58.4

55.0

45

65

Total

124

55.6

55

25

65

SPD2

CA

54

35.0

35.0

25

50

MI

18

28.2

25.0

25

45

GA

52

36.6

35.0

25

55

Total

124

34.7

35.0

25

55

LIGHT

Total

124

 

0

CA

36(29.0%)

MI

4(3.2%)

GA

47(37.9%)

Total

87(70.2%)

1

CA

18(14.5%)

 

MI

14(11.3%)

GA

5(4.0%)

Total

37(29.8%)

TERRAIN1

 Total

124

 

Flat

CA

32(25.8%)

MI

18(14.5%)

GA

40(32.3%)

Total

90(72.6%)

Rolling

CA

13(10.5%)

 

MI

0(0.0%)

GA

12(9.7%)

Total

25(20.2%)

Mountainous

CA

9(7.3%)

 

MI

0(0.0%)

GA

0(0.0%)

Total

9(7.3%)

Table 242. Summary Statistics for Type IV Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

RTLN1

 Total

124

 

0

CA

27(21.8%)

MI

18(14.5%)

GA

24(19.4%)

Total

69(55.6%)

1

CA

7(5.6%)

 

MI

0(0.0%)

GA

13(10.5%)

Total

20(16.1%)

2

CA

20(16.1%)

 

MI

0(0.0%)

GA

15(12.1%)

Total

35(28.2%)

LTLN1

 Total

124

 

0

CA

4(3.2%)

MI

18(14.5%)

GA

7(5.6%)

Total

29(23.4%)

1

CA

4(3.2%)

 

MI

0(0.0%)

GA

1(0.8%)

Total

5(4.0%)

2

CA

46(37.1%)

 

MI

0(0.0%)

GA

44(35.5%)

Total

90(72.6%)

RTLN2

 Total

124

 

0

CA

33(26.6%)

MI

12(9.7%)

GA

27(21.8%)

Total

72(58.1%)

1

CA

7(5.6%)

 

MI

3(2.4%)

GA

3(2.4%)

Total

13(10.5%)

2

CA

14(11.3%)

 

MI

3(2.4%)

GA

22(17.7%)

Total

39(31.5%)

Table 242. Summary Statistics for Type IV Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

LTLN2

Total

124

 

0

CA

52(41.9%)

MI

18(14.5%)

GA

52(41.9%)

Total

122(98.4%)

1

CA

2(1.6%)

 

MI

0(0.0%)

GA

0(0.0%)

Total

2(1.6%)

2

CA

0(0.0%)

 

MI

0(0.0%)

GA

0(0.0%)

Total

0(0.0%)

HI1

CA

54

1.24

0.00

0.00

7.07

MI

18

0.83

0.00

0.00

7.33

GA

52

0.62

0.29

0.00

2.50

Total

124

0.92

0

0

7.33

HEI1

CA

54

1.47

0.00

0.00

7.07

MI

18

15.65

0.00

0.00

233.33

GA

52

0.88

0.72

0.00

3.49

Total

124

3.28

0.6

0

233.33

GRADE1

CA

54

1.19

0.67

0.00

5.80

MI

18

0.32

0.00

0.00

2.25

GA

52

0.89

0.85

0.00

2.30

Total

124

0.94

0.71

0.00

5.80

VEI1

CA

54

0.5

0.0

0.0

3.7

MI

18

1.3

0.0

0.0

12.5

GA

52

1.09

1.05

0.00

2.79

Total

124

0.87

0.35

0

12.5

VI1

CA

54

0.4

0.0

0.0

3.1

MI

18

1.1

0.0

0.0

12.5

GA

52

0.71

0.45

0.00

3.23

Total

124

0.62

0

0

12.5

VCI1

CA

54

0.1

0.0

0.0

3.1

MI

18

1.04

0.00

0.00

12.50

GA

52

0.50

0.00

0.00

2.57

Total

124

0.43

0

0

12.5

Table 242. Summary Statistics for Type IV Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

VCEI1

CA

54

0.3

0.0

0.0

3.2

MI

18

1.12

0.00

0.00

12.50

GA

52

0.80

0.56

0.00

2.57

Total

124

0.63

0

0

12.5

PKTRUCK

CA

54

11.99

8.92

2.22

37.25

MI

18

7.83

7.94

1.75

13.13

GA

unknown

Total

72

10.95

8.36

1.75

37.25

PKTURN

CA

54

7.93

4.87

0.00

48.52

MI

18

14.10

9.53

4.54

32.55

GA

unknown

Total

72

9.47

6.56

0

48.52

PKLEFT

CA

54

4.05

2.54

0.00

25.26

MI

18

7.04

4.75

2.14

16.76

GA

unknown

Total

72

4.8

3.08

0

25.26

PKLEFT1

CA

54

2.25

1.02

0.00

13.96

MI

18

4.36

3.10

0.83

11.56

GA

unknown 

Total

72

2.78

1.51

0

13.96

PKLEFT2

CA

54

39.78

37.12

0.00

100.00

MI

18

36.22

34.10

13.61

58.65

GA

unknown 

Total

72

38.89

36.66

0

100

PKTHRU1

CA

54

95.27

97.71

67.77

100.00

MI

18

91.85

94.51

79.20

98.26

GA

unknown 

Total

72

94.41

96.95

67.77

100

PKTHRU2

CA

54

15.44

8.26

0.00

68.09

MI

18

16.45

18.19

0.96

39.39

GA

unknown 

Total

72

15.69

10.82

0

68.09

SD1

CA

54

1431

1519

400

2000

MI

18

1430

1310

580

2000

GA

52

1356

1301

639

2000

Total

124

1399

1332

400

2000

SDL2

CA

54

1382

1470

324

2000

MI

18

1286

1203

394

2000

GA

52

1254

1182

579

2000

Total

124

1314

1262

324

2000

SDR2

CA

54

1384

1470

215

2000

MI

18

1356

1255

479

2000

GA

52

1263

1206

540

2000

Total

124

1329

1354

215

2000

TYPE V

Table 243. Summary Statistics for Type V Sites by State: California (CA), Michigan (MI), and Georgia (GA)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

TOTACC per year 

 
CA

18

5.2

5.3

1.3

10.7

MI

31

8.1

8.0

2.0

14.8

GA

51

4.8

3.5

0.0

26.5

Total

100

5.9

5.3

0

26.5

INJACC per year 

CA

18

2.0

1.8

0.3

4.0

MI

31

2.6

2.5

0.0

6.5

GA

51

1.2

0.5

0.0

6.5

Total

100

1.8

1.5

0

6.5

AADT1 

CA

18

13095

12650

7340

25132

MI

31

9007

8435

4917

17483

GA

51

7798

7400

430

15200

Total

100

9126

8700

430

25132

AADT2 

CA

18

3642

3026

940

10280

MI

31

4796

4434

1961

12478

GA

51

2749

2200

420

10400

Total

100

3544

3100

420

12478

SIGTYPE

Total

 100

 
Pretimed

CA

0

MI

22

GA

11

Total

33

Actuated

CA

17

 

MI

4

GA

24

Total

45

Semiactuated

CA

1

 

MI

5

GA

16

Total

22

Table 243. Summary Statistics for Type V Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

MEDTYPE

 Total

100

 
No Median CA

12

MI

31

GA

44

Total

87

Painted

CA

5

 

MI

0

GA

7

Total

12

Other

CA

1

 

MI

0

GA

0

Total

1

MEDWIDTH1

CA

18

3

0

0

13

MI

31

0

0

0

0

GA

51

1.5

0

0

13

Total

100

1.3

0

0

13

HAU

CA

18

3.33

0

-10

30

MI

31

-3.06

0

-45

40

GA

51

0.82

0

-45

35

Total

100

0.07

0

-45

40

HAZRAT1

 Total

100

 

1

CA

3

MI

7

GA

2

Total

12

2

CA

5

 

MI

15

GA

9

Total

29

3

CA

6

 

MI

8

GA

13

Total

27

4

CA

2

 

MI

1

GA

13

Total

16

5

CA

1

 

MI

0

GA

12

Total

13

Table 243. Summary Statistics for Type V Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

HAZRAT1

6

CA

1

 

MI

0

GA

2

Total

3

7

CA

0

 

MI

0

GA

0

Total

0

COMDRWY1

CA

18

1.6

1

0

6

MI

31

2.9

3

0

11

GA

51

2.9

2

0

9

Total

100

2.6

2

0

11

RESDRWY1 

CA

18

0.3

0

0

5

MI

31

0.9

0

0

6

GA

51

0.4

0

0

4

Total

100

0.5

0

0

6

DRWY1

CA

18

1.9

1

0

7

MI

31

3.8

3

0

15

GA

51

3.2

3

0

9

Total

100

3.2

3

0

15

SPD1 

CA

18

50.8

55

35

65

MI

31

47.4

50

30

55

GA

51

41.8

45

25

55

Total

100

45.2

45

25

65

SPD2

CA

18

45

45

30

55

MI

31

43.1

45

25

55

GA

51

38.1

35

20

55

Total

100

40.9

40

20

55

LIGHT

Total

100

 

0

CA

1

MI

9

GA

19

Total

29

1

CA

17

 

MI

22

GA

32

Total

71

Table 243. Summary Statistics for Type V Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

TERRAIN1

Total

100

 

Flat

CA

11

MI

25

GA

23

Total

59

Rolling

CA

5

 

MI

6

GA

27

Total

38

Mountainous

CA

2

 

MI

0

GA

1

Total

3

PROTLT1

 Total

100

 

0

CA

1

MI

27

GA

42

Total

70

1

CA

17

 

MI

4

GA

9

Total

30

RTLN1

 Total

100

 

0

CA

7

MI

14

GA

30

Total

51

1

CA

3

 

MI

5

GA

13

Total

21

2

CA

8

 

MI

12

GA

8

Total

28

Table 243. Summary Statistics for Type V Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

LTLN1

 Total

100

 

0

CA

0

MI

7

GA

16

Total

23

1

CA

0

 

MI

1

GA

1

Total

2

2

CA

18

 

MI

23

GA

34

Total

75

RTLN2

 Total

100

 

0

CA

12

MI

14

GA

33

Total

59

1

CA

3

 

MI

7

GA

10

Total

20

2

CA

3

 

MI

10

GA

8

Total

21

LTLN2

 Total

100

 

0

CA

8

MI

9

GA

28

Total

45

1

CA

0

 

MI

3

GA

2

Total

5

2

CA

10

 

MI

19

GA

21

Total

50

Table 243. Summary Statistics for Type V Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

HEI 

CA

18

2.10

1.65

0.00

9.82

MI

31

6.38

0.00

0.00

94.87

GA

51

3.13

0.65

0.00

49.90

Total

100

3.95

0.61

0.00

94.87

HEI2 

CA

18

4.40

0.00

0.00

36.41

MI

31

0.89

0.00

0.00

12.22

GA

51

2.85

0.00

0.00

19.00

Total

100

2.52

0.00

0.00

36.41

HI1 

CA

18

1.22

0.00

0.00

9.82

MI

31

3.31

0.00

0.00

60.00

GA

51

1.78

0.00

0.00

49.90

Total

100

2.15

0.00

0.00

60.00

HI2 

CA

18

3.25

1.48

0.00

19.16

MI

31

3.63

0.00

0.00

47.44

GA

51

1.70

0.00

0.00

27.05

Total

100

2.58

0.00

0.00

47.44

HEICOM 

CA

18

2.46

0.00

0.00

18.72

MI

31

1.93

0.00

0.00

30.00

GA

51

2.99

1.09

0.00

32.54

Total

100

2.56

0.58

0.00

32.54

HICOM 

CA

18

2.23

0.79

0.00

10.72

MI

31

3.47

0.00

0.00

42.05

GA

51

1.74

0.00

0.00

32.54

Total

100

2.36

0

0

42.05

GRADE1 

CA

18

0.88

0.58

0.00

3.45

MI

31

0.80

0.83

0.00

3.31

GA

51

1.56

1.45

0.00

4.98

Total

100

1.20

1.00

0.00

4.98

GRADE2 

CA

18

1.01

0.59

0.00

5.30

MI

31

1.00

0.71

0.00

4.00

GA

51

1.99

1.65

0.00

7.79

Total

100

1.50

1.28

0.00

7.79

VEI1 

CA

18

1.40

0.46

0.00

11.97

MI

31

1.43

0.94

0.00

6.83

GA

51

1.48

1.45

0.00

4.98

Total

100

1.45

1.19

0.00

11.97

Table 243. Summary Statistics for Type V Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

VEI2 

CA

18

2.41

0.71

0.00

11.53

MI

31

1.65

0.65

0.00

13.50

GA

51

1.90

1.65

0.00

7.79

Total

100

1.91

1.39

0.00

13.50

VEICOM 

CA

18

2.03

1.33

0.00

8.13

MI

31

1.87

1.62

0.00

6.75

GA

51

1.69

1.60

0.00

4.79

Total

100

1.81

1.59

0.00

8.13

VCEI1

CA

18

1.38

0.00

0.00

10.79

MI

31

0.66

0.00

0.00

4.77

GA

51

1.26

1.15

0.00

5.18

Total

100

1.10

0.45

0.00

10.79

VCEI2 

CA

18

1.72

0.17

0.00

12.13

MI

31

1.24

0.31

0.00

14.00

GA

51

1.66

1.41

0.00

8.40

Total

100

1.54

0.90

0.00

14.00

VCEICOM

CA

18

1.55

0.82

0.00

6.07

MI

31

0.95

0.47

0.00

7.00

GA

51

1.46

1.30

0.00

5.08

Total

100

1.32

1.03

0.00

7.00

PKTRUCK 

CA

18

7.36

6.43

2.69

15.45

MI

31

9.89

8.37

2.97

45.43

GA

unknown 

Total

49

8.96

7.71

2.69

45.43

PKTURN 

CA

18

30.74

29.90

7.07

72.66

MI

31

38.48

35.29

26.00

61.03

GA

unknown 

Total

49

35.64

34.48

7.07

72.66

PKLEFT 

CA

18

15.80

14.51

4.20

37.07

MI

31

19.54

19.09

11.88

31.58

GA

unknown 

Total

49

18.17

17.97

4.2

37.07

PKLEFT1 

CA

18

13.83

11.36

1.78

43.23

MI

31

15.66

16.32

4.60

36.67

GA

unknown

Total

49

14.99

13.15

1.78

43.23

Table 243. Summary Statistics for Type V Sites by State: California (CA), Michigan (MI), and Georgia (GA) (Continued)

Variables

State

No. of Sites

Mean

Median

Minimum

Maximum

PKLEFT2 

CA

18

28.90

25.21

2.59

68.57

MI

31

27.80

24.88

9.91

75.73

GA

unknown

Total

49

28.21

24.88

2.59

75.73

PKTHRU1 

CA

18

74.49

80.83

18.01

96.73

MI

31

69.27

70.37

44.40

85.33

GA

unknown

Total

49

71.19

73.77

18.01

96.73

PKTHRU2 

CA

18

44.68

39.17

9.34

84.09

MI

31

43.44

45.78

8.45

73.14

GA

unknown 

Total

49

43.9

41.99

8.45

84.09

SD1 

CA

18

1482

2000

267

2000

MI

31

1447

1500

522

2000

GA

51

1175

1086

235

2000

Total

100

1314

1246

235

2000

SD2 

CA

18

1420

1750

390

2000

MI

31

1389

1212

509

2000

GA

51

1033

961

224

2000

Total

100

1213

1091

224

2000

SDL1 

CA

18

815

454

188

2000

MI

31

814

615

200

2000

GA

51

735

709

122

2000

Total

100

774

673

122

2000

SDL2 

CA

18

1011

787

269

2000

MI

31

1041

850

253

2000

GA

51

794

739

142

2000

Total

100

910

750

142

2000

Previous | Table of Contents | Next

ResearchFHWA
FHWA
United States Department of Transportation - Federal Highway Administration