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Subgrade vs Roadbed - What's the difference?

subgrade | roadbed |

As nouns the difference between subgrade and roadbed

is that subgrade is the layer of native soil on which the foundation of a road is laid while roadbed is the prepared location for a road, including its foundation.

subgrade

English

Noun

(en noun)
  • The layer of native soil on which the foundation of a road is laid

    • roadbed

    English

    Noun

    (en noun)
  • The prepared location for a road, including its foundation.

    • Anagrams

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