Burlington Northern Engineering Drawing: Tie Plan, Bridge 23 (16) - Sammamish River (formerly Northern Pacific), Woodinville, Washington, Line Segment 405, Milepost 23.9. Sheet 447 - 16, 1971.

Northern Pacific Engineering Drawing: Abutment/Retaining Wall Details, Bridge 24.1 - Highway (may be Line Segment 404) Woodinville, Washington, Line Segment 403, Milepost 24.7. Sheet 2005 - 2, undated.

Northern Pacific Engineering Drawing: Bolt/Shoe/Pin, etc., Bridge 27 - Highway 15, north of Woodinville, Washington, Line Segment 403, Milepost 27.1. Sheet 2013 - 3A, undated.

Northern Pacific Engineering Drawing: Bottom/Top Flange, Bridge 27 - Highway 15, north of Woodinville, Washington, Line Segment 403, Milepost 27.1. Sheet 2013 - 3A, undated.

Northern Pacific Engineering Drawing: Bottom/Top Flange, Bridge 27 - Highway 15, north of Woodinville, Washington, Line Segment 403, Milepost 27.1. Sheet 2013 - 3A, undated.

Northern Pacific Engineering Drawing: Clearance Diagram, Bridge 23 (16) - Sammamish River, Woodinville, Washington, Line Segment 405, Milepost 23.9. Sheet 447 - 16, undated.

Northern Pacific Engineering Drawing: Deck Details, Bridge 24.1 - Highway (may be Line Segment 404) Woodinville, Washington, Line Segment 403, Milepost 24.7. Sheet 2005 - 2, undated.