Stay Cable Systems
DYWIDAG is a global leader in stay cable systems for cable-stayed bridges and signature infrastructure projects. Our expertise covers system design, installation, vibration control, inspection, replacement and long-term maintenance.
Global stay cable expertise, delivered locally
Stay cable systems are fundamental to the structural behaviour, safety and longevity of cable-stayed bridges and structures. Their performance directly influences load distribution, dynamic response and overall structural integrity.
At DYWIDAG, we combine globally proven stay cable system technology with regional engineering specialists and lifecycle expertise to deliver consistent performance, reduce structural risk and improve durability, across diverse project environments. From new long-span crossings to complex cable replacement programs, we provide the technical depth and local execution capability required for high-profile bridge infrastructure.
Long term performance for critical infrastructure
Advanced system engineering
Our stay cable systems are engineered for dynamic loading, fatigue resistance and aerodynamic stability. Integrated corrosion protection and vibration control ensure long-term durability in harsh environments.
Precision installation & tensioning
Specialist installation teams ensure accurate cable placement and controlled tensioning to achieve precise load distribution and long-term structural stability.
Proven on complex & landmark bridges
Trusted on long-span and landmark bridges worldwide, our systems deliver reliable performance in complex, high-visibility infrastructure projects.
Lifecycle inspection & replacement expertise
Beyond initial installation, we support inspection, monitoring, retensioning and full cable replacement programs. Our lifecycle approach safeguards bridge safety while extending service life.
Discover our range of Stay Cable Services
Bridge Monitoring
Enhance bridge safety and longevity with real-time Structural Health Monitoring (SHM).
Stay Cable Protection
Providing in-depth technical advice and advanced repair technologies customized to your project's unique conditions.
Instalação do cabo de sustentação
A DYWIDAG oferece serviço completo para instalação e tensionamento de cabos de sustentação.
Stay Cable inspection
Ensure the safety, durability, and load-bearing performance of your cable-stayed structures with DYWIDAG’s stay cable inspection services.
Stay cable detensioning and exchange
Controlled release and reinstallation of stay cables, ensuring structural stability and safety at every stage.
Cable cleaning and surface maintenance
Removal of surface contaminants, to prevent long-term degradation of the sheathing and anchor zones.
Damper replacement and retrofit
DYWIDAG offers inspection, replacement, and retrofit services for stay cable dampers.
Stay cable sheath repair
Essential stay cable sheath and cover repair, and replacement services to keep your cable-stayed structures safe and performing at their best.
Rope access
Safe and efficient access alternative allowing the delivery of technically complex work safely and efficiently.
Discover our range of Stay Cable Products
Ancoragem Clevis
Oferece suporte ao projeto estrutural econômico do pilone.
Sistema de caixa de ancoragem DYNA Link (solução de sela)
Solução de sela com valor agregado.
Sistema DYNA Grip Standard
Alto desempenho em termos de fadiga e excelente durabilidade.
Fios de cabos de sustentação
Projetado para não precisar de manutenção.
Revestimentos de cabos de suspensão
Revestimentos de estanqueidade e amortecedores que protegem contra influências ambientais.
Amortecedores
Aumento da vida útil de seus cabos.
Proteção contra incêndios
Evitar falhas nos cabos durante eventos extremos de incêndio.
Soluções de De-Icing
Controle de formação de gelo e descongelamento de cabos de sustentação com soluções passivas e ativas.
Proteção contra explosões
Proteção contra explosões para Stay Cables: Atende plenamente às diretrizes de segurança de pontes da AASHTO.
Iluminação integrada do cabo
Displays de LED integrados com impacto mínimo de carga de vento.
