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  • International Database for Civil and Structural Engineering

Tagus River Bridge

Ponte 25 de Abril

General Information

Structural Type: Suspension bridge
Function / usage: Motorway bridge / freeway bridge
Railroad (railway) bridge
Other name(s): Ponte 25 de Abril
Built: 1962 - 1966
Status: in use

Geographic Information & Related Structures

Location: Lisbon, Lisbon, Portugal, Europe
Crosses
  • Tagus River
Coordinates: 38° 41' 27.00" N    9° 10' 39.00" W

Technical Information

Dimensions

main span 1 012.88 m
length of side spans 483 m
tower height 190.47 m
clearance 70 m
approach total length 945.11 m
deck deck depth 10.7 m
main bridge total length 2 277.64 m
span lengths 2 x 99.64 m - 483.42 m - 1 012.88 m - 483.42 m - 98.64 m

Materials

cables steel
piers reinforced concrete
pylons steel
deck truss steel

Participants

Subcontractor
Cable steel supplier
Bearings
Initial construction (1962-1966)
Design
Architecture
Wind tunnel testing
Construction engineers
Contractor
Reconfiguration
Design
Renovation
Steel construction
Suspender replacement
Cables

Relevant Web Sites

Relevant Publications

Internal Information
Structure-ID: s0000237
Created: 16/05/1999
Last Updated: 22/07/2014