Segmentation 1

Segmentation 2

Segmentation 3

Segmentation 3 (adjusted)

Intercept

−15.2239 (<0.0001)

1.7233

8.1931 (0.0003)

1.5799

−15.2277 (<0.0001)

1.9456

−17.2512 (<0.0001)

1.032

AADT

1.3072 (<0.0001)

0.9978

0.7289 9 (0.0233)

1.241

1.4003 (<0.0001)

1.092

1.3997 (<0.0001)

0.0255

Length

−0.232 (0.328)

0.0022

0.328 (0,118)

0.3421

0.211 (0,0003)

0.4467

1.472 (<0.0001)

0.0023

Radius

508.331 (0.0054)

0.0342

−931.75 (0.0273)

0.0122

0.2111 (0.0003)

0.0342

284.2822 (0.0037)

0.0112

Lane Width

0.1423 (0.00 10)

0.0342

1.8788 (0.0172)

0.9711

Shoulder Width

3.1423 (0.00 10)

0.0034

−3.0280 (0.0500)

0.0017

Grade

0.0076 (0.0015)

0.0678

0.0342 (<0.0001)

0.0774

−0.3320 (<0.0001)

0.0227

0.0041 (0.0008)

0.0129

QIC

4226.10

2321.33

5310.22

600.30