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Vasco da Gama Bridge
Vasco da Gama Bridge
Environment
Customer Services
Road Safety
Introduction
The crossing
Main features
Suspended Bridge

Length of main span
1.012,88m
Distance between anchorages
2.227,64m
Head room above water level
70,00m
Height of main pylons above water level
190,50m
Diameter of main cables
58,60cm
Number of steel strips on each main cable
11.248
Diameter of each steel strip, main cable
4,877mm
Total length of steel strip on main cables
54.196km
Diameter of secondary cables
35,44cm
Number of steel strips on each secondary cable
4.104
Diameter of each steel strip; secondary cable
4.98mmm
Total length of steel strip on secondary cables
20.000km
Depth of main pier below water level
80m
Depth of main northern pier below water level
35m


North Viaduct constructed with prestressed concrete

Total length
945,11m
Number of spans
14
Largest span
76m


North and South road accesses

Approximate total length
30Km
Number of reinforced concrete and prestressed concrete structures
32
Largest span
76m


Approximate quantities
Worked and mounted steel
72.600t
Number of spans
263.000m3
Removal of earth and stones
6.500.000m3


Companies which worked directly in the project
Total (11 of which were Portuguese)
14


Maximum number of workers who were on the site every day

 
3.000


Number of man-days employed on the project

 
2.185.000
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Desenvolvido por: Infopulse Portugal