Spokane, Portland and Seattle Railway Engineering Drawing: Plan, Elevation and Section, Bridge 147.0 - County Road, east of Bates, Washington, Line Segment 047, Milepost 146.99. Sheet JDR - 1 - 4 - 11/9, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Plan, Elevation and Section, Bridge 141.1 - Chapman Creek, east of Bates, Washington, Line Segment 047, Milepost 141.04. Sheet JDR - 1 - 4 - 11/2, 1963. Note: Concrete box girder (relocation)
Spokane, Portland and Seattle Railway Engineering Drawing: Plan, Elevation and Section, Bridge 120.3, east of Cliffs, Washington, Line Segment 047, Milepost 120.29. Sheet JDR - 1 - 4 - 11/61, 1965. Note: Concrete i - girder (relocation)
Spokane, Portland and Seattle Railway Engineering Drawing: Plan Section/Detail, Bridge E85.0, Sidney, Oregon, Line Segment 442, Milepost 85.00. Sheet PQ - 329, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Plan Renewal, Bridge G13.7, Klickitat, Washington, Line Segment 439, Milepost 13.62. Sheet 00 - 610, 1932.
Spokane, Portland and Seattle Railway Engineering Drawing: Plan Plates/Location Sketch, Bridge 9.6 - Columbia River, Vancouver, Washington, Line Segment 047, Milepost 9.31. Sheet TV - 283, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Plan of Undercrossing, Bridge 74.6, Underwood, Washington, Line Segment 047, Milepost 74.59. Sheet 424 - 15, 1907. Note: Steel span
Spokane, Portland and Seattle Railway Engineering Drawing: Plan of Foundations, Bridge A94.9 - John Day River, west of Knappa, Oregon, Line Segment 440, Milepost 94.80, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Plan of Foundations, Bridge A94.9 - John Day River, west of Knappa, Oregon, Line Segment 440, Milepost 94.80, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Plan of Falsework, Bridge E126.9 - Willamette River, south of Harrisburg, Oregon, Line Segment 442, Milepost 125.99. Sheet WX - 118, undated.