K-rail

English

Etymology

This term is stipulated in a specification of the California Department of Transportation, who first started using concrete median barriers in the mid-1940s. The reason for the letter K is uncertain.

Noun

K-rail (plural K-rails)

1. A concrete barrier used to separate lanes of traffic.

Synonyms

• Jersey barrier
• parabolic concrete barrier

Hyponyms

• Jersey barrier
• Jersey bump
• Jersey curb
• Jersey wall
• Ontario tall wall
• F-shape barrier
• constant-slope barrier
• concrete step barrier

Anagrams

• Karli