The Grist Mill Bridge, a 75-ft single-span bridge in Hampden, Maine, is the first in the nation to use composite tub girders with no concrete reinforcement in the superstructure, say officials. The ...

The popularity of glulam beams has skyrocketed during the past decade, particularly in the hospitality, religious, and education sectors, where appearance, sustainability, and long spans are often ...

Active chilled beams are HVAC devices composed of primary air ducted supply, hydronic coils, and diffuser slots that provide localized sensible cooling to the space 1. Primary air is induced through ...

Washington state has abandoned the idea of building a tall cable-stayed span for the Portage Bay stretch of Highway 520. Instead, the state is going with the less-expensive and lower-profile ...

Understanding how helical, curved beams operate — how their spiral cuts accommodate angular and parallel misalignment, axial motion, and system vibrations — is the key to knowing how they will perform ...