Roadside and site development - RD

These plans show types of bollards used on roadways.

Bollard Type 3 (RD-14)

The Type 3 Bollard is used at the entrance of a pedestrian and bicycle paths to prevent motor vehicles from driving on the path.

Bollard Type 3

This bollard has a design which allows the upper vertical portion to be separated from the base to allow access by maintenance and emergency vehicles.

This detachable base is not considered an acceptable breakaway device and cannot be placed in the Design Clear Zone of an adjacent highway.

View Bollard Type 3 plan sheet (PDF 159KB)
Download the Bollard Type 3 WinZip file (ZIP 122KB)
(WinZip file contains the following file formats: .dgn, .dwg files)

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Download free evaluation version of WinZip

8,683 animals crossed the Snoqualmie Pass East Project area

as recorded by WSDOT and partners in 2020 and 2021.

46% increase in Amtrak Cascades ridership to 251,000 passengers

in 2021 compared to 172,000 in 2020.

Nine wetland and stream mitigation sites across 32.7 acres added

to our monitoring program in 2021 to help offset climate change impacts.