Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 201 - 4135 - CE3, 1981.

Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 201 - 4135 - DE1, 1980.

Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 201 - 4135 - DE2, 1980.

Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 201 - 4135 - 58, 1977.

Burlington Northern Engineering Drawing: Deck Plan, Bridge 454 - French Creek (formerly Great Northern), east of Snohomish, Washington, Line Segment 037, Milepost 1773.9. Sheet 194 - 2099, 1979.

Burlington Northern Engineering Drawing: Deck Plan, Bridge 38 - Snohomish River (formerly Northern Pacific), south of Snohomish, Washington, Line Segment 403, Milepost 38.0. Sheet 778 - 2, 1982.