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bonded post-tension system

Engineered for Long-Term Structural Integrity

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Bonded Post-Tension System

Bonded post-tension is a high-performance structural system where tendons are placed inside ducts (gainés) and stressed after the concrete has cured.

After stressing, the ducts are grouted, creating full bonding between the tendon and the concrete structure.

This bonding ensures that the steel and concrete work together as one unified structural system.

Types of Bonded Systems

Corrugated Plastic Duct System

The tendon is placed inside a corrugated plastic duct and grouted after stressing to ensure full bonding and corrosion protection.

Long-term durability
Structural integrity
Waterproof sealing
Residential and commercial buildings, podium slabs, and high-rise projects.
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Corrugated galvanized Duct System

Uses corrugated galvanized steel ducts for enhanced mechanical resistance. After stressing, the ducts are grouted to create full structural bonding.

High load capacity
Superior durability
Strong mechanical resistance
Bridges, transfer beams, industrial structures, and large-span infrastructure.
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When Should You Use Bonded Post-Tension?
bonded systems are recommended when:

01.

Long spans are required

02.

Heavy loads must be supported

03.

Maximum structural redundancy is necessary

04.

Infrastructure-level durability is demanded

05.

High seismic performance is required
Typical Applications
High-rise residential towers
Commercial complexes
Hotels & mixed-use developments
Bridges and infrastructure
Transfer slabs & beams
Industrial warehouses
Key Benefits
Superior structural safety
High load capacity
Enhanced durability
Reduced long-term maintenance
Improved seismic behavior
Increased structural lifespan
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Why SOPREL Afrique?

SOPREL Afrique designs and supervises unbonded post-tension systems tailored to each project’s geometry, loads, and architectural objectives.

Our expertise ensures optimized tendon layouts and controlled stressing procedures for maximum performance.

More questions

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The future of construction belongs to those who build smarter — optimizing strength, minimizing waste, and delivering performance that endures.

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