The International Building Code, for a building to be classified as Type IV Heavy Timber (HT)
construction correct answers Wooden structural members must meet minimum size requirements
and its exterior walls must be constructed of noncombustible materials.
Timber frame advantages correct answers Aesthetics
-cathedral ceiling
-hugh glass areas
-shows strength
Fire resistance
-better than unprotected steel
Timber frame disadvantages correct answers Skill required, time consuming, high cost, no
cavities for insolation/ utilities, material availability-lake superior treasure
Not used today because it is not readily available and lacking craftsman
Bent correct answers preassembled rigid frame composed of columns, beams, braces and rafters
Purlin correct answers beam that spans across the slope of a steep roof to support roof deck.
-timber frame (planks), pre-engineered metal building (metal roof)
Glue lam correct answers prefabricated wood timber manufactured by gluing layers of wood (not
veneer) together.
-columns or beams
-reinvent trees
-advanced adhesive technology
-also LVL's-- laminated veneer lumber
Tongue and groove correct answers An interlocking edge detail for joining planks or panels.
Beam vs girder correct answers beam- a linear or curved structural member that acts primarily to
resist non axial loads
girder- a horizontal beam that supports other beams; a very large beam, especially one that is
built up from smaller elements.
APR correct answers 60% stronger
Structural insulated panels correct answers prefab structural sandwich panels with OSB on
outside and rigid insulation on inside
-energy Jeff up to R40 walls
-panels up to 12' wide, 30' lg.
Mill construction correct answers the traditional name for a construction type consisting of
exterior masonry bearing was and an interior framework of heavy timbers and solid timber
decking; also called slow-burn construction.