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Unformatted text preview: much more slowly than smaller lumber. A heavy timber will continue to support its load long after an unprotected steel beam would have collapsed. Why? Steel melts and looses in structural property. Timber absorbs heat. Type IV construction; HT Subject to expansion (perpendicular to the grain) Have to be positioned in a way to make up for expansion *iron pintles Problems w/ HT construction? Where to put material (drywall, siding) o Outside beams o In between beams Where does equipment go? o Hvac o Electrical o Plumbing o insulation...
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- Spring '08