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.
Instalación de tirantes
DYWIDAG ofrece un servicio completo de instalación y tensado de tirantes.
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
Anclaje de horquilla
Admite un diseño estructural de pilón económico.
Sistema de caja de anclaje DYNA Link (solución de asiento)
Solución de sillín con valor añadido.
Sistema DYNA Grip Standard
Alto rendimiento a la fatiga y excelente durabilidad.
Tirantes
Diseñado para no necesitar mantenimiento.
Revestimientos de cables Stay
Revestimientos de estancias y amortiguadores que protegen contra las influencias ambientales.
Amortiguadores
Prolongación de la vida útil de sus cables.
Protección contra incendios
Evitar fallos en los cables durante incendios extremos.
Soluciones de deshielo
Control del hielo y deshielo de los cables de los tirantes con soluciones pasivas y activas.
Protección contra explosiones
Protección contra explosiones para tirantes: Cumple las directrices de seguridad de puentes de la AASHTO.
Iluminación de cables integrada
Pantallas LED integradas con un impacto mínimo de la carga aerodinámica.
