Structural Technologies offers a variety of systems and related engineering support to design and build strengthening solutions that restore or add load capacity of structures.
We blend our toolbox of specialized techniques and experience to solve any structural challenge while creatively addressing other constraints such as budget, scheduling or any other unique project criteria.
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FRP Composite Systems
Fiber reinforced polymer (FRP) composites are thin laminates that are externally bonded to structural elements using epoxy adhesive that can significantly increase their load carrying capacity. These structural strengthening systems are made of high strength fibers (such as glass, kevlar, and carbon) embedded in a resin matrix. The resin protects the fibers, maintains their alignment, and distributes the loads evenly among them.
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SRP (Steel) Composite Systems
Steel reinforced polymer (SRP) composites are thin laminates that are externally bonded to structural elements using epoxy adhesive that can significantly increase their load carrying capacity. Made from ultra-high strength twisted steel wires these systems are ideal for upgrades to steel, wood, or concrete structures in both new construction and retrofit applications. In building applications, SRP provides high strength (up to 8 kips/in) and high modulus (up to 12M psi) in a very thin, ductile envelope.
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Post-Tensioning Systems
External post-tensioning consists of prestressing tendons externally attached to the structural element at anchor points, typically located at member ends. Uplift forces are introduced to the member at specific locations along its span. By controlling the tendon’s profile along the member, the desired level of capacity and serviceability improvement is achieved. Internal post-tensioning systems are installed within the member; therefore, the structural element itself provides the required protection to increase durability and fire resistance. After stressing, the tendons may be grouted to achieve a bonded system.
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Conventional Methods
Time-tested techniques that address strength deficiency problems such as Overlays, Section Enlargement and Span Shortening are effective solutions when designed and installed properly to ensure that the system integrates with the existing structure.
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Every structure requiring upgrade presents unique challenges. Whether it's constructed of concrete, steel, masonry or wood, Structural Technologies has the products and expertise for any application.