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Arthur Ravenel Jr. Bridge

Datos del proyecto

Ubicación: Charleston, Estados Unidos

  • Design: cable-stayed bridge
  • Height pylons: 175 m
  • Height carriageway: 61 m
  • Length: 4 km
  • Span: 472 m
  • Construction period: 2001 - 2005

Requisitos

  • variable dimensions of the pylon legs of a max. 9.14 m x 7.92 m at the pylon base up to min. 5.47 m x 4.87 m at the top
  • the wall thickness of the pylons changes several times across the whole height
  • short build time
  • high logistical requirements
  • high quality requirements on concrete finish and dimensional accuracy
  • consideration of high wind speeds

Cliente

Joint Venture:
Tidewater/Skanska USA Inc. and
HBG Constructors Inc./Flatiron Structures Company

Beneficio del cliente

  • detailed working rhythm definition
  • concreting cycles of 7 days per section in the lower area to 4-5 days in the upper area above the angle of inclination
  • Simple operation thanks to hydraulically operated formwork carriages
  • Saving on crane capacities
Peo Halvarsson
Senior Site Manager

Early experiences and the excellent working relationship with the PERI engineers made it an easy decision when it came to our choice of formwork supplier. With the PERI solution we have a formwork system on the site that enables us to work quickly and at a high quality.

Solución PERI

  • efficient formwork concept with self-climbing formwork ACS and VARIO GT 24
  • assembly, fitting and modification of ACS platforms at the assembly site with subsequent transport by boat to the pylons
  • 50-m-long catwalks between pylon legs