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Trex Company, Inc. is a manufacturer of wood-alternative composite decking, railing, and other outdoor items made from recycled materials. [6] Headquartered in Winchester, Virginia, Trex is the world's largest manufacturer of wood-alternative decking and railing . [ 7 ]
Screw foundations first appeared in the 1800s as pile foundations for lighthouses, [3] and were extensively used for piers in harbours. Between the 1850s through 1890s, more than 100 screw-pile lighthouses were erected on the east coast of the United States using screw piles. Made originally from cast or wrought iron, they had limited bearing ...
Trex may refer to: Tyrannosaurus rex, a large species of theropod dinosaur from the late Cretaceous Period; Trex Company, Inc., a composite decking manufacturer; Tampere Region Exchange, an Internet Exchange Point in Finland; Trex (card game) a card game; TREX search engine, a search engine in SAP NetWeaver
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Formwork may be made of wood, metal, plastic, or composite materials: Traditional timber formwork. The formwork is built on site out of timber and plywood or moisture-resistant particleboard. It is easy to produce but time-consuming for larger structures, and the plywood facing has a relatively short lifespan.
The charred surface is then cleaned using a steel brush to remove loose bits and to expose the grain. Oil or varnish may be applied if required. [ 46 ] Charring wood with a red-hot iron is a traditional method in Japan , where it is called yakisugi or shō sugi ban (literally 'fire cypress').
Specifications also define the supporting tools necessary to remove and replace the unit. Many require no tools, or a standard-sized Frearson screwdriver. Frearson is specified for some vehicles and many marine systems because Frearson screws keep their mating screwdriver from camming out, and the same screwdriver can be used on many sizes of ...
The CJ-Series Joists are capable of supporting larger floor or roof loadings due to the attachment of the concrete slab to the top chord of the composite joist. Shear connection between the concrete slab and steel joist is typically made by the welding of shear studs through the steel deck to the underlying CJ-Series Composite Steel Joist. [2]