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.
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 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 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 - CE3, 1981.
Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 277 - 1447 - 130, 1983.
Burlington Northern Engineering Drawing: Deck Plan, Bridge 465 (formerly Great Northern), west of Snohomish, Washington, Line Segment 037, Milepost 1780.7. Sheet 221 - 4712 - S1, 1983.
Burlington Northern Engineering Drawing: Deck Renewal, Bridge 459 (formerly Great Northern), west of Snohomish, Washington, Line Segment 037, Milepost 1778.2. Sheet 194 - 2332 - DE1, 1980.
Burlington Northern Engineering Drawing: General Plan, Bridge 455 - Snohomish River (formerly Great Northern), east of Snohomish, Washington, Line Segment 037, Milepost 1775.0. Sheet 326 - 1447 - 137, 1989. Note: More recent plan