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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.
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Contractors working together, OSHA funding cuts spark changes, housewrap study
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Why do some houses look better than others? An architect explains the fundamental principles that distinguish good exterior details from bad ones.
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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.
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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.
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Thermal bridging in steel studs
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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.
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A porch roof diaphragm for lateral loads
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Costs of meeting the Model Energy Code
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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.