Size and speed
Dual carriageways vary in size and speed:
- 2 lanes or 3 lanes
- 30 mph to 70 mph
- with or without slip road
Youtube videos
- Dual carriageways – www.youtube.com/watch?v=SlfVHoTx_9Y&t=138s – (LDC – lesson 12)
- Dual carriageways – https://www.youtube.com/watch?v=ACQ8O_J8wFw
- Dual carriageways – www.youtube.com/watch?v=3_5fZrLYcv0