Sunday, November 26, 2023

2008 Cable-Stayed Bridge over Pinheiros River in Sao Paulo, Brazil

(3D Satellite)

The formal name is "Octavio Frias de Oliveira."

"This X-shaped cable-stayed bridge was completed in 2008 over the Pinheiros River in São Paulo. The peak of its pylon is 452 feet [138m] high, while the bridge's total length is just shy of a mile. The most noticeable attribute of the bridge is how its two levels of traffic cross one another as they pass through the pylon. A series of 144 steel cables were used to support the structure." [SaoPauloExecutiveDrivers]
 
Street View, Apr 2022
 
Highway Engineering Discoveries posted
Brazil
Ismail Binu Farah: Not Brazil it's the China bridge.
Dennis DeBruler: Ismail Binu Farah It is in downtown São Paulo, Brazil:
https://maps.app.goo.gl/buPFRRNqeFpLGSvQ9
 
Highway Engineering Discoveries posted
Dennis DeBruler: It is in downtown São Paulo, Brazil:
https://maps.app.goo.gl/buPFRRNqeFpLGSvQ9
 
Highway Engineering Discoveries posted
Brazil

Street View, Jul 2023

Street View, Sep 2022

TravelOffPath

Satellite

What caught my eye was that the pylon is so big that a trail goes through its base.
Pinterest, THE WEB SITE WAS FLAGGED AS A TROJAN

As I saw about a week earlier (Terenez Bridge in France), a curved span needs an inclined pylon to hold the cables. Since this bridge has two curved spans, the inclined pylons got combined into a "X".
MidasBridge

Midasoft
"The inclination is necessary to minimize the torsional effects due to permanent loads and assure the 6 m vertical clearance between the cables and carriageway....The cables have a unique spatial arrangement due to the deck's curvature and tower inclinations. The structure has 18 pairs of cable stays in each of the four spans for 144 cables. Furthermore, steel consumption is 374,350 m (1,228,182 ft) of strand and 462 tons of steel."
 
FailedArchitecture
"Considered by architects a great failure due to a number of reasons – from its patent ugliness to its inability to operate on an urban scale – Octavio Frias de Oliveira Bridge did succeed in what was apparently its main purpose: the endeavor of creating a global city image for São Paulo while covering up the city’s severe contradictions and conflicts. Octavio Frias de Oliveira Bridge – named after a Brazilian businessman responsible for creating one of the most influential media organizations in Brazil, the conglomerate Grupo Folha – was inaugurated on May 10th, 2008. The ceremony, attended mainly by politicians and high-profile businessmen, was accompanied by a small demonstration against the prohibition of pedestrians and bicycles on the bridge."

I noticed there are trails on both sides of the river. But how do people get from their neighborhood to those trails? On both sides of the river, an expressway is a barrier. And the east side has railroad tracks as another barrier.




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