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Severn Bridge 1966

gb
  • Links South Wales and England
  • Across the River Severn
  • Main span 987.5m/3240ft
  • Suspension bridge
  • Four lane motorway
  • Length 1839m/6033ft
  • Designed by Mott, Hay, Anderson, Sir Gilbert Roberts and Dr. William Brown at Freeman Fox & Partners

 

  • Won the first McRobert Award in 1969
  • Regarded as the first suspension bridge of the modern time

PIERS

  • Concrete monolith

TOWERS

  • Hollow box steel 2700 tons
  • Large steel plates 55ft tall bolted together on site

CABLES

  • Zig zag hangers
  • Inclined to improve structural damping

DECK

  • Aerofoil type section
  • 11,200 tons
  • 3m/10ft deep at centre