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 3007 - Track
- 135 more...
- ItemBB033372 - Burlington Northern Engineering Drawing: Wingwalls and Pipe Joints, Culverts, undated
- ItemBB033373 - Burlington Northern Engineering Drawing: Concrete Culvert - Pile Foundation, Culverts, undated
- ItemBB033374 - Burlington Northern Engineering Drawing: Inverted Siphon, Culverts, undated
- ItemBB033375 - Burlington Northern Engineering Drawing: Inverted Siphon, Culverts, undated
- ItemBB033376 - Burlington Northern Engineering Drawing: Inverted Siphon, Culverts, undated
- ItemBB033377 - Burlington Northern Engineering Drawing: Inverted Siphon, Culverts, undated
- ItemBB033378 - Burlington Northern Engineering Drawing: 48 Inch x 92 Foot Reinforced Concrete Pile, Culverts, undated
- ItemBB033379 - Burlington Northern Engineering Drawing: 144 Inch x 72 Foot Metal Post Piling, Culverts, undated
- ItemBB033380 - Burlington Northern Engineering Drawing: 10 Foot X 12 Foot Reinforced Concrete Culvert, Culverts, undated
- 17 more...