Metal whiskers Raised floors and other metal structures such as cable trays and ventilation ducts have caused many problems with zinc whiskers in the past, and likely are still present in many data centers. This happens when microscopic metallic filaments form on metals such as zinc or tin that protect many
Often garages will feature rest rooms for drivers assigned to as required duties, whereby they may be required to drive relief or replacement buses in the event of breakdown. The garage may also have light duties drivers, who merely move the buses internally around the garage, often called shunting.
Construction and components Doors: Panel doors Panel doors, also called stile and rail doors, are built with frame and panel construction. EN 12519 is describing the terms which are officially used in European Member States. The main parts are listed below: • Stiles – Vertical boards that run the full height of a door
Barbed Wire The traditional barbed wire used since the late 19th century and into the present day was made from two mild steel wires twisted together, usually of about 12 or 14 gauge, with about 15-30 twists per metre. Steel barbs were attached every 10–20 cm. Barbs had either two or
Raised Floor Design The panels are normally made of steel-clad particleboard or a steel panel with a cementitious internal core, although some tiles have hollow cores. Panels may be covered with a variety of flooring finishes to suit the application, such as carpet tiles, high-pressure laminates, marble, stone, and antistatic
Bus garages will generally have large areas unobstructed by supporting columns as well as high roofs, especially for storage of double-decker buses. Recently in London, the transfer of routes from double-decker operation to articulated buses has caused problems at some garages that were found to be too small to accommodate
Large structures Hinges appear in large structures such as elevated freeway and railroad viaducts. These are included to reduce or eliminate the transfer of bending stresses between structural components, typically in an effort to reduce sensitivity to earthquakes. The primary reason for using a hinge, rather than a simpler device such
Residential garage insulation In northern climates, temperatures inside an uninsulated attached residential garage can decrease to freezing levels during the winter. Temperatures inside an uninsulated attached garage in temperate climates can reach uncomfortable levels during summer months. Extreme temperatures can be a source of energy waste and discomfort in adjoining living
If you will be working on wood projects or using spray finishes, choose a heater with a separate combustion chamber. They burn fresh outside air instead of the dust or paint-laden air inside a garage. Theres a slight fire danger using a conventional heater, and the dust and paint particles
Barbed Wire The Industrial Revolution brought the first barbed wire (also barbwire or just barb) fences, which were widely used after their introduction in the mid-19th century. This technology made it economically feasible to fence rangeland for the first time. In the United States, introduction of barbed wire contributed to the
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