noun
- the foundation structure of a road or railroad track, typically consisting of prepared ground and supporting materials
Examples
- The construction crew prepared the roadbeds before laying the asphalt.
- Heavy rains washed out several railroad roadbeds in the valley.
- Engineers inspected the roadbeds for signs of erosion.
- The old roadbeds were reinforced with gravel and concrete.
- Proper drainage is essential for maintaining stable roadbeds.
- The highway department repaired damaged roadbeds after the flood.