´

Legend

USMS Slope Rating

V U 539

SlopeRatingOverallScore

V U 31

0 - 149

V U 20

150 - 249

395

£ ¤

250 - 299 > 300

97

¤ V £ U 153

U.S. Interstate

V U 525

U.S. Highway

101

£ ¤

§ ¨ ¦ ¥

U V V U 3

U V V U

State Route

28

V U

2

£ ¤

405

167

18

16

V U 281

§ ¨ ¦ ¥ 5

§ ¨ ¦ ¥ 90

8

V U

V U 21

V U 17

195

£ ¤

410

V U

401

V U U V 4

504

V U

V U 26

§ ¨ ¦ ¥ 82

V U 124

§ ¨ ¦ ¥ 182

V U 221

127

V U 12

£ ¤

129

V U

730

£ ¤ JOB #

STATE ROUTE

MILEPOST(S)

FIGURE 1: Unstable Slopes By Rating

Washington State Department of Transportation

File Location:

Source: Esri, DigitalGlobe, GeoEye, i-cubed, USDA, USGS, AEX, Getmapping, Aerogrid, IGN, IGP, swisstopo, and the GIS User Community

GEOTECHNICAL DIVISION PREPARED BY Marc Fish

DATE 4/1/2014