joist webs

См. также в других словарях:

• I-joist — An engineered wood joist or more commonly known as an “I joist” is a product designed to eliminate many of the problems that occur with using conventional wood joists. Invented in 1969, the I joist is a man made engineered wood product which has …   Wikipedia

• Engineered wood — This 1966 photo shows wood waste being burned for fuel in Portland, Oregon …   Wikipedia

• I-beam — I beams (also known as W beams or double T esp. in Polish and German) are beams with an I or H shaped cross section ( W stands for wide flange ). The horizontal elements are flanges, while the vertical element is the web. The Euler Bernoulli beam …   Wikipedia