M48 motorway

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M48 shield

M48
The Severn Bridge (M48)
Route information
Maintained by Highways England and the South Wales Trunk Road Agency
Length12 mi (19 km)
Existed1966–present
Major junctions
East endAwkley
 Junction 21.svg UK-Motorway-M4.svg
J21 → M4 motorway
Junction 23.svg UK-Motorway-M4.svg
J23 → M4 motorway
West endUndy
Location
Primary
destinations
Chepstow
Road network
M45M49

The M48 is a motorway in the United Kingdom. It links Gloucestershire, England with Monmouthshire, Wales over the Severn Bridge. The motorway is 12 miles (19 km) long.[1][2]

Junctions[change | change source]

M48 motorway
mile km Eastbound exits (B carriageway) Junction Westbound exits (A carriageway)
117.6 189.3 London, Bristol M4 M4 J21
Terminus
Chepstow, Services M48
Start of motorway
120.5 193.9 Avonmouth A403, Services J1
Services
Avonmouth A403, Services
121.1
122.8
194.9
197.6
Severn Bridge
Entry into England

Wye Bridge
River Severn
Border
River Wye
Severn Bridge
Entry into Wales
Wye Bridge
123.2
123.4
198.2
198.6
Chepstow A466 (A48)
Cas – gwent
J2 Chepstow A466 (A48)
Cas – gwent
130.2 209.6 Start of motorway
Chepstow, Services M48
Cas – gwent, Gwasanaethau
Terminus
M4 J23
Newport, Cardiff M4
Casnewydd, Caerdydd
Notes
  • Distances in kilometres and carriageway identifiers are obtained from driver location signs/location marker posts. Where a junction spans several hundred metres and the data is available, both the start and finish values for the junction are shown.
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

References[change | change source]

  1. "Motorway Database – M48". CBRD. Retrieved 26 October 2007. CS1 maint: discouraged parameter (link)
  2. Steven Jukes. "Pathetic Motorways". Pathetic.org.uk. Retrieved 28 November 2012. CS1 maint: discouraged parameter (link)