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
- 160 more...
- ItemBB020880 - Burlington Northern Engineering Drawing: Tie Plan, Bridge 92 - Clark Fork River (formerly Northern Pacific), West of Colby, Montana, 1979
- ItemBB021028 - Burlington Northern Engineering Drawing: 200 Foot Through Steel Truss, Construction Bridge - Fort Peck Dam, Wiota, Montana, undated
- ItemBB021054 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), East of Snohomish, Washington, 1983
- ItemBB021061 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), East of Snohomish, Washington, 1980
- ItemBB021062 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), East of Snohomish, Washington, 1980
- ItemBB021063 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 455 (formerly Great Northern), East of Snohomish, Washington, 1981
- ItemBB021096 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 29 - County Road (formerly Great Northern), North of Hesper, Montana, 1980
- ItemBB021103 - Burlington Northern Engineering Drawing: Deck Plan, Bridge 178 - Careless Creek (formerly Great Northern), North of Franklin, Montana, 1977
- ItemBB021258 - Burlington Northern Engineering Drawing: Shop Plan - Standard Plan, Highway Undercrossing, undated
- 1020 more...