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For long spans and heavy loads, parallel strand lumber is a good substitute for steel. The beams are dimensionally stable, come in a variety of standard sizes, and can be worked with ordinary carpentry tools.
Contractors working together, OSHA funding cuts spark changes, housewrap study
Why do some houses look better than others? An architect explains the fundamental principles that distinguish good exterior details from bad ones.
Depending on availability, proprietary gypsum-based thin slabs can be expensive. A hydronic engineer describes an innovative, cost-effective approach to pouring a radiant slab.
Working contractors and industry experts alike conducted seminars at this year’s Construction Business & Technology Conference. Here’s a sampling of the practical advice they shared with attendees.
Thermal bridging in steel studs
For decks and small additions, concrete piers are an affordable and sturdy alternative to footings and frostwalls. A veteran contractor shares tips and techniques on how to excavate, lay out, reinforce, and pour pier foundations with tube forms.
A porch roof diaphragm for lateral loads
Costs of meeting the Model Energy Code
Capturing the earth’s energy with underground heat-exchange loops can cut heating and cooling costs — if it’s done right. An hvac contractor tells what he’s learned from 15 years of installing geothermal heat pumps.
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