Vapor intrusion occurs when there is a migration of chemicals containing vapor from a subsurface source such as soil, groundwater, or soil vapor into an overlying building (Figure 1). As a result of past activities, some areas are more prone to the risk of vapor intrusion for its surrounding...
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Built on a desirable, but long-vacant parcel of land in downtown Chicago, 150 North Riverside has been hailed as one of the most spectacular engineering feats in the Windy City’s history.
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Unfortunately, it appears to be déjà vu all over again when it comes to water-related building failures. As new buildings are being constructed, the same design and construction deficiencies of the past are being repeated, leading to potentially catastrophic mold and moisture problems.
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An extensive renovation to the Indian Trails Public Library District in Wheeling, Illinois, resulted in a modern and engaging learning space for the public. The library now occupies more than 5574 m2 (60,000 sf) and is well-equipped with more than just books—interactive labs and classrooms for community education programs,...
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The latest in a series of e-books from The Construction Specifier, "Designing with Steel" looks at myriad topics, including how curved wall and ceiling framing can yield goals architecturally and acoustically in performing arts projects.
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Bollard posts are a direct enhancement to any structure’s safety, but are often overlooked. They play a significant role in both safety and aesthetics for almost any business. These simple, practical, and cost-effective security devices create barriers to protect pedestrians, buildings, and other vehicles.
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In 2011, a tropical storm completely destroyed the Owego Elementary school building in New York. It reopened last year after a two-year reconstruction project. The new, larger facility sports more durability and sustainability features than its predecessor including insulated metal panels and coated glass.
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Safe rooms are specially designed structures that offer an enclosed space for people to seek refuge in the event of extreme weather, such as tornadoes and hurricanes. These structures are designed to provide what the Federal Emergency Management Agency (FEMA) considers to be “near-absolute protection”—a term describing the level...
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Mass timber—specifically cross-laminated timber (CLT)—continues to spread across the nation as an alternative to traditional concrete and steel construction. CLT panels are described as large-scale, predesigned, and highly engineered for precise tolerances.
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According to the Air Barrier Association of America (ABAA), there are seven different categories of air barrier assemblies. Each offers advantages depending on a number of factors, including geography, labor considerations, and even the height of the structure.
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