ClockSpring | NRI helps extend the life of the world’s infrastructure. More than just a materials provider, we partner with the industry to deliver a series of concrete and composite repair solutions for civil infrastructure, including roads and bridges. These repair solutions help strengthen, repair, protect and rehabilitate assets. Among these solutions are our Concrete Cloth geosynthetic cementitious composite mat, GeoSpray geopolymer mortar system and RenewWrap FRP structural strengthening system. From structurally strengthening members to relining sewer pipes and erosion control, we can help engineer the right solution for the application.
When left unmaintained, erosion and soil stabilization along roadways and right of ways can have negative and costly outcomes. ClockSpring's Concrete Cloth geosynthetic cementitious...
RenewWrap fiber-reinforced polymer (FRP) strengthening system is an important strengthening technique in every engineer’s toolbox for concrete and masonry structures due to its...
The RenewWrap fiber-reinforced polymer strengthening system is a strengthening technique for concrete and masonry structures that provides high strength, stiffness and corrosion...
The GeoSpray system is a high-performance fiber-reinforced geopolymer mortar specifically formulated and engineered for rehabilitating pipes, culverts and containment areas. Its...
Concrete Cloth geosynthetic cementitious composite mat is a flexible cement-impregnated fabric that provides protection where conventional concrete is difficult or impossible ...
The OverviewIn early 2015, the city of Memphis hired an engineering firm to design a rehabilitation solution for the Sears crosstown box culvert system. This inspection included...
By: John HepfingerThe city of Troy, Mich., is located among Metropolitan Detroit’s northern suburbs in Oakland County. It currently maintains a network of more than 350 miles ...
By: John HepfingerA concrete paved drainage channel on the Interstate 74 (I-74) right of way in Moline, Ill., collapsed due to years of undermining from soil erosion and scour...
The South Carolina Department of Transportation (SCDOT) found corrosion-related deterioration of the pier caps and columns supporting the Butler Road bridge over I-385 in Greenville...
On highway M-20, east of New Era, Mich., a 70-ft metal plate arch culvert was experiencing moderate to severe section loss in the invert from corrosion and abrasion. The steep...
The Umpqua River Bridge along the Oregon Coast Highway (U.S. 101) in Reedsport, Ore., is a swing-span bridge flanked by two tied reinforced concrete arches on each side. The bridge...
In June of 2016, the South Carolina Department of Transportation (SCDOT) was in the midst of building a new interchange at the intersection of I-85/I-385 in Greenville, S.C. During...
More than 100 years after initial construction, a textile plant in the Southeast serving the booming automotive industry discovered it needed to rehabilitate portions of the structure...
In January 2016, the Colorado Department of Transportation (CDOT) placed a project for public bid which included repair of several large-diameter highway culverts and a single...
The North Carolina Department of Transportation (NCDOT) Bridge Maintenance Division 6 had a major erosion problem at the bridge piles underneath I-95 at Highway 87 in Cumberland...
The aging and decaying state of wastewater systems is a global concern, specifically for large diameter wastewater pipelines. As the pipeline’s diameter grows, so does the price...
United States infrastructure is aging. In its 2017 Infrastructure Report Card, the American Society of Civil Engineers (ASCE) issued a grade of C+ for the condition of the country...
In June of 2016, the South Carolina Department of Transportation (SCDOT) was in the midst of building a new interchange at the intersection of I-85/I-385 in Greenville, S.C. During...
As a result of periodic culvert inspections, the Virginia Department of Transportation (VDOT) identified an existing triple-barrel steel-plate culvert south of Richmond, Va., ...
As the main U.S. highway along the East Coast, Interstate 95 is one of the busiest and most important in the country. Like many others, it requires constant maintenance and oversight...
In the border town of McAllen, Texas, dealing with storm water run-off is a challenge. For local municipalities, it is paramount to modify storm-water infrastructure to keep up...
