Prototype Reference Specifications
Note: Most are pdf files. To access files, click on file, then “Open in new tab”, then “Open”
- Legally required clearances around track, bridges and structures, 1948 (AREA)
- Legally required clearances around track, bridges and structures, 1958 (ASCE)
- Specifications for road crossing signs
- Tie layouts at turnouts, switches and crossovers
- Switch tie layout for a straight turnout, AREA
- Switch tie layout for a curved turnout, AREA
- Switch tie layout for a No. 6 turnout, AREA
- Switch tie layout for a crossover, AREA
- Switch tie layout for a turnout, AREA
- Recommended wood trestle construction, AREA
- Recommended wood tunnel construction, AREA
- Track scales
- Track pans and watering locations
- Example of modern hump yard layout, circa 1981