Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bearing, Bridge E66.6 - Salem Parkway, south of Hopmere, Oregon, Line Segment 442, Milepost 66.60. Sheet 296 - 8431 - 19, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bearing Plates, Bridge 0.1 - north Portland Road, North Portland Junction, Oregon, Line Segment 047, Milepost 0.07. Sheet HA - 044, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bearing Plate, Bridge 8.8 - Oregon Slough, north of North Portland Junction, Oregon, Line Segment 047, Milepost 8.62. Sheet Z - 3 - 24 - 8, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bearing Detail, Turntable, Portland, Oregon, Line Segment 047. Sheet CR - 5169 - 2, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Bearing - Rings, Turntable, Portland, Oregon, Line Segment 047, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beams, Laterals, Track Scale. Sheet D - 9681, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beams, Laterals, Track Scale. Sheet D - 9681, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beams, Bridge T0.4 - Columbia River, south of Wishram, Washington, Line Segment 053, Milepost 0.37. Sheet JK - 227 - 8, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beams, Bridge 204.8 - Spukshowki Canyon, east of Berrian, Washington, Line Segment 047, Milepost 194.83. Sheet JK - 338, 1960. Note: Steel span (relocation)
Spokane, Portland and Seattle Railway Engineering Drawing: Shop Plan - Beams, Bridge 190.6 - Four Mile Canyon, east of Paterson, Washington, Line Segment 047, Milepost 190.59. Sheet ML - 190 - 6, undated.