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Severn Bridge

Severn Bridge

General Information

Structural Type: Suspension bridge with diagonal hangers
Function / usage: Motorway bridge / freeway bridge
Built: 1961 - 1966
Status: in use

Geographic Information & Related Structures

Location: Aust, South Gloucestershire, Gloucestershire, South West England, England, United Kingdom, Europe
Beachley, South Gloucestershire, Gloucestershire, South West England, England, United Kingdom, Europe
Crosses
  • River Severn
Carries
  • M 48 Motorway
Coordinates: 51° 36' 49.65" N    2° 39' 1.20" W
Coordinates: 51° 36' 16.55" N    2° 37' 34.33" W

Technical Information

Dimensions

main span 988.00 m
length of side spans 305 m
clearance 47 m
main bridge span lengths 304.80 m - 988.00 m - 304.80 m
pylons pylon height 121.80 m

Materials

cables steel wire
deck steel
pylons steel

Notes

The cables are made of zinc-coated wire.

Participants

Design
Construction
Co-contractor
Cable steel supplier
Renovation
Structural engineering
Strengthening (1987-1988)
Cable steel supplier
Monitoring (2006-2009)
Monitoring equipment

Relevant Web Sites

Relevant Publications

Internal Information
Structure-ID: 20000067
Created: 28/10/1998
Last Updated: 11/08/2014