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
- 130 more...
- ItemBB033367 - Burlington Northern Engineering Drawing: Double 8 X 8 Box, Culverts, undated
- ItemBB033368 - Burlington Northern Engineering Drawing: Double 8 X 8 Box, Culverts, undated
- ItemBB033369 - Burlington Northern Engineering Drawing: Extension Culvert A 9 - 01, Culverts, 1969
- ItemBB033370 - Burlington Northern Engineering Drawing: Culvert and Tidegate, Culverts, undated
- ItemBB033371 - Burlington Northern Engineering Drawing: Location Plan as Constructed, Culverts, undated
- 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
- 22 more...