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2. American historic carpentry - Wikipedia

   en.wikipedia.org/wiki/American_historic_carpentry

   In timber framing a single floor is a floor framed with a single set of joists. A double floor is generally used for longer spans and joists, called bridging beams or joists, are supported by other beams called binding beams: the two layers of timbers providing the name double floor. In a double floor there may be two sets of joists, one for ...

3. Laminated veneer lumber - Wikipedia

   en.wikipedia.org/wiki/Laminated_veneer_lumber

   The 1991 release is the first release which mentions LVL. LVL is mentioned as a subcategory of structural glued laminated timber. [1] [4] The first explorations into engineered lumber happened during World War II in the United States. In 1942, an increased demand for wood caused a sudden timber shortage.

4. Viga (architecture) - Wikipedia

   en.wikipedia.org/wiki/Viga_(architecture)

   To make transportation easier, wood preparation usually was done before shipment. Large labor crews were involved, and vigas were transported from the mountains by teams of oxen. [10] Some construction historians have mentioned the use of latillas under the vigas for carrying poles. [11] Wood cutting was an important aspect of material production.

5. List of building materials - Wikipedia

   en.wikipedia.org/wiki/List_of_building_materials

   This is a list of building materials. Many types of building materials are used in the construction industry to create buildings and structures . These categories of materials and products are used by architects and construction project managers to specify the materials and methods used for building projects .

6. Framing (construction) - Wikipedia

   en.wikipedia.org/wiki/Framing_(construction)

   Engineered components are commonly used to form floor, ceiling and roof structures in place of solid wood. I-joists (closed-web trusses) are often made from laminated woods, most often chipped poplar wood, in panels as thin as 1 cm (0.39 in), glued between horizontally laminated members of less than 4 cm by 4 cm ( two-by-twos ), to span ...

7. Timber framing - Wikipedia

   en.wikipedia.org/wiki/Timber_framing

   Timber-framed structures differ from conventional wood-framed buildings in several ways. Timber framing uses fewer, larger wooden members, commonly timbers in the range of 15 to 30 cm (6 to 12 in), while common wood framing uses many more timbers with dimensions usually in the 5- to 25-cm (2- to 10-in) range.