| 238 / | HD | RAILWAYS: SURFACE TRACK |
| 29 | | TIES {9} |
| 30 | DF | .~> Forms {12} |
| 50 | DF | .~> Rods {3} |
| 54 | DF | .~> Cross section {6} |
| 82 | DF | .~> Corrugated |
| 83 | DF | .~> Nonmetallic {1} |
| 104 | DF | .~> End closures |
| 105 | DF | .~> Spacers |
| 106 | DF | .~> Anchor lugs and ribs |
| 107 | DF | .~> Insulation {1} |