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Injection Practices > KSA Infrastructure

Bridge & Overpass Injection

Saudi Bridge Pillar Structural Injection

Bridge structures within the Kingdom's expanding transport networks are subjected to extreme thermal cycles and constant dynamic loading from heavy logistics traffic. Bridge Injection is a specialized rehabilitation technique used to restore structural integrity, seal joints against moisture ingress, and prevent the corrosion of post-tensioning cables and steel reinforcement in Saudi highway systems.

Structural Integrity & Joint Remediation

Cracks in bridge piers and abutments allow atmospheric chlorides and moisture to penetrate concrete, leading to rebar expansion and spalling. EG Core utilizes Low-Viscosity Epoxy Injections for structural bonding and Flexible Polyurethane for moving cracks. This ensures that even under the constant vibration of transit, the seal remains effective, protecting the core load-bearing capacity of the bridge infrastructure.

KSA Bridge Engineering Specs

  • Critical Zones: Abutment walls, bearing seats, and segmental bridge joint profiles.
  • Injection Materials: High-modulus epoxies and specialized elastomeric PU resins.
  • Primary Objective: Structural reinforcement and mitigation of chloride-induced corrosion.
  • Standards Compliance: Meets MOT and international standards for civil infrastructure rehabilitation.

Post-Tensioning & Volumetric Grouting

Voids within post-tensioning ducts can lead to cable oxidation and catastrophic failure. Our precision Resins & Grouting techniques ensure that all internal cavities are completely filled with non-shrink, corrosion-inhibiting materials. This process is vital for the long-term safety of flyovers and cable-stayed bridges where cable integrity is the foundation of the structural design.

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