Top Anchor for Concrete Porch Cap Installation

The Fortress InvisiBeam system was chosen to reinforce this cracking and bowing wall in Lafayette, Indiana. The challenge was a drop ceiling with a concrete slab. This type of ceiling does not allow for the standard post-tensioned InvisiBeam top anchors, which are designed to attach to lumber. As an alternative, Fortress solid carbon plate anchors…

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Virginia Box Culvert

A new precast box culvert bridge was set in place to replace an old bridge beyond repair. The Virginia Department of Transportation has utilized Fortress Kevlar® for over ten years and turned to it again as a waterproofing membrane for this project. The Kevlar® was saturated with a two-lift epoxy combined with a #9 Basalt…

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Fortress Kevlar® Utilized on Iconic Roosevelt Bridge

The Roosevelt Bridge in Stuart Florida is a segmental bridge and an icon of the south Flordia community. In 2020 reports came in that concrete was falling into the St. Lucie river below; the Coast Guard promptly shut down maritime traffic under the bridge, and the police later closed the bridge to vehicle traffic. After…

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Hotel Parking Garage

Failure of steal and welds due to corrosion, tension, and shear stress required seam maintenance of the Double Tee parking garage. Double Tee “hotshot” Anchors were utilized to reinforce the seams, combined with new welds and sealant. Single layers of 300 GSM unidirectional fabric were wrapped at beam ends, anchored by Fortec Carbon Staple Anchors,…

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Basement Wall Corner Brace

This interior block basement wall was cracking in deflecting in over an inch in the corner. The wall was prepped, brace locations were marked, then crack was filled with Xtreme 4000 epoxy. 3′ horizontal ReGrid extensions were installed at each corner brace location, followed by the installation of four solid carbon corner braces.

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Retail Center Slab Crack Repair

This large retail center was experiencing severe cracking in multiple areas. The contractor installed approximately 1,000 Crack Stitches as part of the overall space remodel. As the images show, stitches were installed roughly 12″ apart, perpendicular to the crack to maximize the tensile strength of the carbon fiber and prevent future crack expansion. The cracks…

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Residential Block Wall Shear

This hillside home was being completely renovated when it was discovered that three different walls were experiencing significant inward deflection. One wall was also suffering from 1-1.5″ of bottom shear. The contractor used a fast set high compression grout to fill in the void caused by the shear. This process helps reestablish the compression strength…

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Residential ReBar Pop

This California home was experiencing an all too common problem of the reinforcement steel popping out of the concrete on the home’s exterior. The home owner was considering raising the home and having a new foundation installed, but chose to go with a composite reinforced foundation instead. This saved thousands of dollars and provided a…

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Factory to Hotel Conversion

This industrial building, originally built in 1926, was being re-purposed into a hotel. The load demands for occupancy and dining facilities required that reinforcement be installed on all floors. Fortress ReGrid carbon Kevlar® straps were chosen, and a total of over 4,000 feet was installed in 33′ spans. Each span took less than 25 minutes…

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ReGrid Surface Mount Straps Overhead Installation

The concrete Span-Crete box planking over the crawlspace was experiencing major rebar corrosion in this Wisconsin residence. Fortress Carbon Kevlar Re:Grid straps were used to reinforce the failed rebar. Spacing was designed based on the loss of tensile strength from the failed steel. Anti-corrosion treatment and cleaning of corrosion was also performed on the remaining…

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