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bridgent structural strengthening

Structural Strengthening

Structural
Strengthening

Structural Strengthening

Extending structural service life through targeted reinforcement

Ageing infrastructure, evolving load requirements, and changing regulatory standards all demand proactive structural intervention. Bridgent's structural strengthening services are engineered to restore, upgrade, and future-proof concrete and masonry structures across a wide range of civil and building applications.

Our team of specialist engineers combines rigorous structural analysis with proven reinforcement technologies — from additional prestressing and fibre-reinforced polymer systems to dry shotcrete and ultra-high performance concrete — to deliver durable, cost-efficient solutions tailored to each project's unique constraints.

Whether you are addressing load deficiency, seismic vulnerability, or deterioration-related damage, Bridgent provides a fully integrated service from initial assessment through to final quality verification.

Bridgent engineers performing structural strengthening works on a concrete structure
Structural Strengthening

When is structural strengthening required?

Structures may require strengthening at various stages of their operational life. Bridgent's engineers are experienced in identifying the root causes of structural deficiency and recommending the most appropriate intervention strategy.

Common triggers for structural strengthening include increased traffic loading, seismic risk upgrades, material degradation, and changes in building use or occupancy classification.

Regulatory compliance and safety upgrades +
Evolving safety codes and structural performance standards often require existing structures to be upgraded. Bridgent assesses compliance gaps and implements targeted strengthening measures to bring structures in line with current national and international standards, minimising disruption to operations.
Increased load-bearing requirements +
When a structure must accommodate heavier traffic, additional floors, or upgraded mechanical systems, its load-bearing capacity may need to be enhanced. Bridgent applies additional prestressing, FRP reinforcement, or UHPFRC overlays to increase structural capacity with minimal disruption to ongoing use.
Seismic retrofitting and resilience enhancement +
Structures located in seismic zones may require retrofitting to improve ductility, lateral resistance, and energy dissipation capacity. Bridgent's seismic strengthening solutions include column confinement with FRP wraps, shear wall reinforcement, and base isolation upgrades.
Structural modification and change of use +
Repurposing a structure for a new function — such as converting a warehouse into residential accommodation, or widening a bridge deck — often requires significant structural modifications. Bridgent provides comprehensive engineering design and construction services to support these transitions safely and efficiently.
Deterioration and heavy repair works +
Advanced concrete deterioration, corrosion of reinforcement, and structural cracking can compromise load-carrying capacity. Bridgent's heavy repair programmes combine concrete reinstatement with structural strengthening to restore both the integrity and the service life of affected elements.
Structural Strengthening

Full service

Structural Strengthening

Structural strengthening solutions

Additional prestressing

Additional prestressing involves the application of external forces to increase the load-bearing capacity of a structure. It is particularly effective for the flexural strengthening of beams and slabs, and for the confinement of pressurised structural elements. As a pioneer in prestressed concrete technology, Bridgent offers a comprehensive range of prestressing systems adaptable to all structural types and site configurations.

  • Strengthening of weakened or under-designed structures
  • Increased load-bearing capacity
  • Compensation for excessive deflection

Reinforcement with fibre-reinforced polymers

Fibre-Reinforced Polymer (FRP) reinforcement systems involve bonding high-strength composite materials to the surface of structural members to increase their crack resistance and load-carrying capacity. FRP systems are widely used for the flexural strengthening of beams and slabs, shear strengthening of columns and walls, and the confinement of circular and rectangular columns. Bridgent develops proprietary FRP systems engineered to deliver the highest levels of structural performance and site workmanship.

  • Tensile reinforcement on beams and slabs
  • Increased compressive strength and ductility of columns
  • Enhanced resilience to seismic loading

Dry shotcrete

For shotcrete to function as a structural reinforcement layer, the sprayed mortar and the parent concrete substrate must together form a single monolithic structural element. Dry shotcrete and wet shotcrete are two complementary application methods, each offering distinct technical and logistical advantages. The project configuration, access constraints, and required structural performance will determine the most appropriate method for each application.

  • Increased compression and flexural strength
  • Increased tensile and flexural strength
  • Increased flexural stiffness

Ultra-High Performance Fibre Reinforced Concrete (UHPFRC)

Ultra-High Performance Fibre Reinforced Concrete (UHPC or UHPFRC) is an advanced cementitious material ideally suited to the structural strengthening and service life extension of concrete infrastructure. Its exceptional mechanical properties — including very high compressive and tensile strength — combined with outstanding abrasion resistance and near-zero water permeability make it a highly effective solution for deck overlays, beam strengthening, and corrosion protection. All application methods are available from Bridgent to best meet site-specific constraints, including cast-in-place, pumped, precast, and wet-spray techniques.

  • Preserved structural gauge and clearance
  • Reduced volume of material to be stored and installed
Structural Strengthening

Discover our references

Repair
📍 France

Alpes-Maritimes Administrative Centre

To improve the building's structural safety, Bridgent deployed several complementary strengthening techniques as part of a design-and-build contract, achieving a total cost 34% below the client's initial estimate.

Repair
📍 New Zealand

Auckland heritage building reinforcement

Precision engineering and advanced construction technology were central to the successful completion of a railway tunnel beneath one of Auckland's most significant heritage buildings, delivered without incident.

Repair
📍 France

Barbazan culvert reinforcement using UHPFRC

Custom-designed spray equipment and purpose-formulated UHPFRC mix designs enabled the spray application of ultra-high-performance fibre-reinforced concrete, opening new possibilities for this high-performance material.

Repair
📍 France

CACI factory structural strengthening

Bridgent delivered a comprehensive structural strengthening programme for an industrial facility, combining FRP reinforcement and additional prestressing to restore full load-bearing capacity while maintaining production continuity.

Discover our strengthening solutions per type of structure

Repair

Bridges

Repair

Buildings

Repair

Heritage structures

Repair

Industrial facilities

You have a project?

Contact our structural strengthening specialists to discuss your requirements and discover how Bridgent can help extend the service life of your infrastructure.

Contact Us
Contact

Contact Us

Submit your enquiry and a Bridgent specialist will respond within one business day.

+86 15116183980

+86 15116183980

lkvicky2003@gmail.com

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