underbridge
nounEtymology From under- + bridge.
1
UK A bridge that allows traffic to pass under a road, river, railway etc.
- As to underbridges, the policy is to wait until the small underline bridges become due for renewal when they will be replaced by prestressed concrete structures.1979 August, Michael Harris, “A line for all reasons: the North Yorkshire Moors Railway”, in Railway World, page 412:
- Additionally, NR has been given permission to alter highway rights at the underbridge at Littleport station.2020 December 2, “Network News: Green light for NR to close crossings”, in Rail, page 23:
2
The underneath of a bridge.
- Related terms
- overbridge