Spokane, Portland and Seattle Railway Engineering Drawing: Additional Girders, Bridge 11.3 - Underpass, Vancouver, Washington, Line Segment 047, Milepost 11.34. Sheet NO 459, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Additional Girders, Bridge 11.3 - Underpass, Vancouver, Washington, Line Segment 047, Milepost 11.34. Sheet NO 459, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Abutment I - Retaining Wall, Bridge 10.7 - Columbia Street, Vancouver, Washington, Line Segment 047, Milepost 10.69, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Abutment I - Retaining Wall, Bridge 10.7 - Columbia Street, Vancouver, Washington, Line Segment 047, Milepost 10.69. Sheet 381 - 8327, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Abutment I - Retaining Wall, Bridge 10.7 - Columbia Street, Vancouver, Washington, Line Segment 047, Milepost 10.69. Sheet 381 - 8327, undated.

Spokane, Portland and Seattle Railway Engineering Drawing: Abutment Details, Bridge 11.8 - Underpass, Vancouver, Washington, Line Segment 047, Milepost 11.89. Sheet NO 254A, undated.