The HILL (W7-1a) word message sign should be used in advance of a downgrade where the length, percent of grade, horizontal curvature, and/or other physical features require special precautions on the part of road users. This sign is a diamond shape with a black legend and border on an orange background.
- Retroreflective sign is visible day and night
- Durable, weather-resistant traffic grade aluminum
- Pre-punched with radiused corners and 3/8" mounting holes
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