In the 21st century with the rapid economic development, as the most widely used assembly load-bearing component in China, the economic and convenient Bailey beam is widely used in the engineering construction, especially in the construction of convenient bridge construction. Bailey piece has the characteristics of simple structure, convenient transportation, fast erection, heavy load, good interchangeability and strong adaptability.
321 Type Bailey Bridge, also known as prefabricated steel bridge, is a kind of steel truss bridge commonly used in the world. It has the characteristics of simple structure, easy transportation function, less components, light weight, low cost, fast construction, easy disassembly, can be used repeatedly, bearing capacity, rigid structure, long fatigue life and so on. It can form a temporary bridge, emergency bridge and fixed bridge of various types and various uses according to the different spans of practical needs.
The original Bailey Army Bridge was designed by British engineers in early World War II in 1938. Such military steel bridges were heavily used during World War II. After the war, many countries converted the Bailey Steel Bridge after some improvements to civilian use. Usually, Pele Steel Bridge plays an irreplaceable role in the establishment of traffic and flood rescue.
In China, prefabricated steel Bridges were greatly developed, and they were finalized in 1965. Nowadays, besides 321 Type as a war readiness steel bridge, 321 Type Bailey Bridge was widely used in rescue and disaster relief, traffic engineering, municipal water conservancy engineering, dangerous bridge reinforcement and other aspects. For example, during the May 12 earthquake in 2008, a large number of the 321 Bridge Bridge were used for rescue and relief. The 321 Bridge played a key role in the transportation of earthquake relief materials, the delivery of the wounded and the evacuation of the public.
Bailey tablets are used to bridge convenient, can assemble a lot of structures, including door hanging, hanging basket, bridge building machine, also commonly used for the construction of cast-in-place support, and so on, so what are the suitable sites for Bailey tablets. Bailey has a simple structure, fast light, strong adaptability, combination structure systemic good, strong interchangeability, span and column height adjustable, can adapt to different work sites, widely used in highway, railway, municipal, construction industries, bridge construction prefabricated hoisting moving prefabricated components, bridge pier transport girder site construction operations.
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Post time: Aug-15-2022