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Q: A while ago you ran an article recommending that you limit deflection of built-up wood girders to L/600 so that the floor joists wouldn’t vibrate excessively (see Practical Engineering, 8/97). My question: Does this also apply to steel girders, or is it mainly a wood-related issue, owing to the...
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Factory-built framing components, drywall shortages, new rules for home-office deductions, guide to high-wind wood framing
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Sizing overhanging joists
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New efficiency program guarantees energy costs, AGC adopts pay-if-paid contracts, IBC to replace existing model codes, over-the-counter “green” materials, vent-free fire-place cautions, self-insured medical plans, new pressure-treated wood classifications
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Q: In the search for a bounce-free floor, does either solid blocking or cross-bridging do anything to reduce the vibration caused by foot traffic? I haven’t been able to sense a difference between blocked or bridged floors and those without blocking or bridging. Consequently, I haven’t used either...
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Software for sizing structural components
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Calculating loads on overhanging joists
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Follow-up questions on using water heaters for radiant heat, framing sub speaks out, clarification of span-to-depth ratio of floor trusses, architect espouses teamwork
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Extreme-temp caulk, smart fan-light, graffiti removers, insulated headers, masonry cleaner, shock-absorbing gloves
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Building a durable driveway