Spokane, Portland and Seattle Railway Engineering Drawing: 8 Foot X 8 Foot Box Culvert, Culvert west of United Junction, west of United Junction, Oregon, Line Segment 442, Milepost 14.3. Sheet RS - 272, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: 8 Foot X 8 Foot Box Culvert, Culvert west of United Junction, west of United Junction, Oregon, Line Segment 442, Milepost 14.3. Sheet RS - 272, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: 8 Foot X 8 Foot Box Culvert, Culvert west of United Junction, west of United Junction, Oregon, Line Segment 442, Milepost 14.3. Sheet RS - 271, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Concrete Footings, Bridge U11.3, west of United Junction, Oregon, Line Segment 442, Milepost 11.26. Sheet RR - 281, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Concrete Footings, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet RR - 262, 1923.
Spokane, Portland and Seattle Railway Engineering Drawing: Firewall - Pile Trestle, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet NO - 300, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Foundation Data, Tunnel - Nehalem Boom Crossing, United Junction, Oregon, Line Segment 442, Milepost 10.19. Sheet 23283, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Frame Details, Tunnel - Nehalem Boom Crossing, United Junction, Oregon, Line Segment 442, Milepost 10.19. Sheet 23284, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Frame Details, Tunnel - Nehalem Boom Crossing, United Junction, Oregon, Line Segment 442, Milepost 10.19. Sheet 23285, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: General Elevation, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet RR - 263, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: General Plans, Bridge U11.3, west of United Junction, Oregon, Line Segment 442, Milepost 11.26. Sheet RS - 248, 1929.
Spokane, Portland and Seattle Railway Engineering Drawing: Maximum Toe Bearing, Tunnel - Nehalem Boom Crossing, United Junction, Oregon, Line Segment 442, Milepost 10.19. Sheet 20011, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Nehalem Boom Over - Crossing, Tunnel - Nehalem Boom Crossing, United Junction, Oregon, Line Segment 442, Milepost 10.19. Sheet B - 290, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Plan and Elevation, Tunnel - Nehalem Boom Crossing - Map, United Junction, Oregon, Line Segment 442, Milepost 10.19. Sheet 23282, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Pre - Boring/Bents, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet RS - 270A, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Pre - Boring/Bents, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet RS - 270B, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Pre - Boring/Bents, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet RS - 270D, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Pre - Boring/Bents, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet RS - 270E, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Pre - Boring/Bents, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet RS - 270C, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Pre - Boring/Cap/Sill, Bridge U12.0 - Details, west of United Junction, Oregon, Line Segment 442, Milepost 12.00. Sheet RS - 265, 1946.
Spokane, Portland and Seattle Railway Engineering Drawing: Standard Expansion Joint Detail, Tunnel - Nehalem Boom Crossing, United Junction, Oregon, Line Segment 443, Milepost 10.19. Sheet 22970, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Standard Plans, Bridge U16.7 - Underpass, west of United Junction, Oregon, Line Segment 442, Milepost 16.62. Sheet RS - 242, 1927.
Spokane, Portland and Seattle Railway Engineering Drawing: Wall Details, Tunnel - Nehalem Boom Crossing, United Junction, Oregon, Line Segment 442, Milepost 10.19. Sheet 23286, undated.