Railroad Archives Online
- CollectionD0027 - Timothy Miller Collection
- Series001 - Burlington Northern Railroad Company
- Subseries Level 1009 - Engineering Records
- Subseries Level 2008 - Physical plant drawing
- Subseries Level 3001 - Bridges
- 343 more...
- ItemBB030602 - Burlington Northern Engineering Drawing: Steel Repair, Bridge 336.1 - Highway Undercrossing, North of Lamont, Washington, 1982
- ItemBB030605 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 348.6, North of Rodna, Washington, 1974
- ItemBB030700 - Milwaukee Road Engineering Drawing: Deck Plan, Bridge 10.4 (FF836B) - Snoqualmie River, Snoqualmie Falls, Washington, 1985
- ItemBB030703 - Burlington Northern Engineering Drawing: General Plan - Substructure, Bridge 44.3 - Woodard Creek, East of Skamania, Washington, 1986
- ItemBB030704 - Burlington Northern Engineering Drawing: Beam Span Remodeling, Bridge 44.3 - Woodard Creek, East of Skamania, Washington, 1986
- ItemBB030705 - Burlington Northern Engineering Drawing: Miscellaneous Steel Details, Bridge 44.3 - Woodard Creek, East of Skamania, Washington, 1986
- ItemBB030706 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 44.3 - Woodard Creek, East of Skamania, Washington, 1986
- ItemBB030723 - Burlington Northern Engineering Drawing: Prestressed Concrete "T" Girder, Bridge 12 - Drainage Channel (formerly Northern Pacific), Orillia, Washington, 1986
- ItemBB030724 - Burlington Northern Engineering Drawing: General Plan, Bridge 102 - Owl Creek (formerly Northern Pacific), South of Longview Junction, Washington, 1985
- 837 more...