A brief history of the Northern Pacific Duwamish Lift Bridge, in West Seattle, followed by a discussion of the construction and weathering of the Walthers Bascule Bridge kit (933-3070).-
Design, engineering and operation of Railway/Railroad Bascule Bridges in the early 1900’s (with 2 minute video) PowerPoint Presentation
- Building the Walthers Bascule Bridge kit with modifications to improve its operation
- Weathering the finished kit with Pan Pastels to resemble the Northern Pacific Lift Bridge over the Duwamish Canal near Boeing Field in West Seattle.
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