grade-separated

English

grade-separated (not comparable)

(of a junction) Having routes that cross each other on different levels, avoiding the conflicts that occur with a flat junction at only one level.
- 2020 January 2, Philip Haigh, “Is there relief to congestion along Castlefield Corridor?”, in RAIL, page 23:
  Potential answers here include remodelling the north junction to be grade-separated, adding an extra platform and track to allow more parallel moves, or by changing services so that trains from Wigan go towards Piccadilly and trains from Bolton head for Victoria.