General Information
| Name in local language: | Pont de Saint-Nazaire |
|---|---|
| Beginning of works: | 1972 |
| Completion: | 18 October 1975 |
| Status: | in use |
Project Type
| Structure: |
main bridge: Cable-stayed bridge with fan system main bridge: Three-span cable-stayed bridge approach viaducts: Girder bridge |
|---|---|
| Support conditions: |
for registered users |
| Secondary structure(s): |
Structurae Plus/Pro - Subscribe Now! Structurae Plus/Pro - Subscribe Now! |
| Function / usage: |
Road bridge |
| Material: |
main bridge: Steel bridge Structurae Plus/Pro - Subscribe Now! approach viaducts: Prestressed concrete bridge Structurae Plus/Pro - Subscribe Now! |
Location
| Location: |
Saint-Nazaire, Loire-Atlantique (44), Pays de la Loire, France Saint-Brévin-les-Pins, Loire-Atlantique (44), Pays de la Loire, France Montoir-de-Bretagne, Loire-Atlantique (44), Pays de la Loire, France |
|---|---|
| Crosses: |
|
| Carries: |
|
| Coordinates: | 47° 17' 48.31" N 2° 10' 40.78" W |
| Coordinates: | 47° 16' 8.77" N 2° 9' 43.41" W |
Technical Information
Dimensions
| total length | 3 356 m | |
| main bridge | ||
|---|---|---|
| main span | 404.00 m | |
| total length | 720 m | |
| span lengths | 158.00 m - 404.00 m - 158.00 m | |
| deck | deck depth | 3.20 m |
| deck width | 15.00 m | |
| pylons | pylon height (above deck) | 68.00 m |
| northern approach viaduct | ||
| total length | 1 115 m | |
| number of spans | 22 | |
| standard span lengths | 50.70 m | |
| southern approach viaduct | ||
| total length | 1 521 m | |
| number of spans | 30 | |
| on-center distance between girders | 3.50 m | |
| standard span lengths | 50.70 m | |
| roadway / carriageway width | 12.00 m | |
Materials
| cables |
steel
|
|---|---|
| piers |
reinforced concrete
|
| pylons |
steel
|
| deck of main bridge |
steel
|
| deck of approach viaducts |
prestressed concrete
|
Chronology
| 18 October 1975 | Opened to traffic. |
|---|---|
| 1998 | Replacement of one cable-stay by Baudin-Chateauneuf. |
| 2002 | Replacement of three cable-stays by Baudin-Chateauneuf. |
Participants
Initial construction (1972-1975)
Concessionaire
Co-contractor
Strengthening (2010-2014)
Owner
Client
Contractor
Various Maintenance and Rehabilitation Works (1996-2005)
Owner
Enrockment
Stay cables
Bearings
Water proofing
Anti-corrosion protection
Monitoring equipment
Concrete repair
Demolition contractor
Relevant Web Sites
Relevant Publications
- (1997): L'architecture et les ingénieurs. Deux siècles de réalisations. Moniteur, Paris (France), pp. 145.
- (1998): Die Ästhetik moderner Schrägseilbrücken. In: Baukultur, n. 3 ( 1998), pp. 12-16.
- (2003): Bridge engineering. A global perspective. Thomas Telford, London (United Kingdom), ISBN 9780727732156, pp. 627.
- (1977): Brücke über die Mündung der Loire zwischen Saint-Nazaire und Saint-Brevin als Schrägseilbrücke mit 404 m Spannweite der Schiffahrtsöffnung. In: Stahlbau, v. 46, n. 4 (April 1977), pp. 120-126.
- (2013): Cable-Stayed Bridges. 40 Years of Experience Worldwide. Wilhelm Ernst & Sohn Verlag für Architektur und technische Wissenschaften GmbH, Berlin (Germany), ISBN 978-3-433-02992-3, pp. 77.
- About this
data sheet - Structure-ID
20000046 - Published on:
28/10/1998 - Last updated on:
05/02/2016
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