Great Northern Engineering Drawing: General Plan, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 183, 1953. Note: Replace piers 1953 - AFE 83960
Great Northern Engineering Drawing: General Plan, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 183, 1953. Note: Replace piers 1953 - AFE 83960
Great Northern Engineering Drawing: General Plan, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 1, 1905. Note: Steel spans 1908 - AFE 12496
Great Northern Engineering Drawing: General Plan, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 1, 1905.
Great Northern Engineering Drawing: General Plan, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 2 - 608, 1908. Note: Completed 1908 plan
Great Northern Engineering Drawing: General Plan, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 47, undated.
Great Northern Engineering Drawing: House and Interlocking Supports, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 96, undated.
Great Northern Engineering Drawing: House for Operating Machinery, Bridge 11 - Steamboat Slough, north of Delta, Washington, Line Segment 050, Milepost 37.8. Sheet 200 - 1712 - 6, undated.
Great Northern Engineering Drawing: Machinery - Gear Shift, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 162, undated.
Great Northern Engineering Drawing: Machinery Design 260 Foot, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 76, undated.
Great Northern Engineering Drawing: Machinery Design 260 Foot, Bridge 10 - Snohomish River, north of Delta, Washington, Line Segment 050, Milepost 37.1. Sheet 197 - 2409 - 77, undated.