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Do you know what the sound barrier is?
- Divided into traffic noise barriers, equipment noise attenuation noise barriers, industrial plant noise barriers, roads and highways on the use of various types of sound barrier the most places.s
High-speed railway in the concrete box girder in the sound barrier, silent barrier, two-lane, single line What does it mean
Geography and path
The high-speed railway line is mainly located in the southwest of Fujian, northwest Fujian and Fujian province, west of Nanchang City, Jiangxi Province, Fuzhou, Fujian Sanming, east of Fujian central coastal areas of Fuzhou City And Putian City. Line west of Hangzhou and Beijing-Kowloon channel, even in the eagle-Xiamen railway, east of the coastal channel, is an important channel between the two provinces, but also China's central and western regions to Fujian Province, fast railway access.
[Edit this paragraph] line to
Line and route through the region: line from Nanchang hub leads, by the Fuzhou Linchuan District, South City, South Fung, Lichuan, Fujian Jianning, Taining, will music, Shaxian (airport), Youxi, Yongtai County in the vicinity of bifurcation, Respectively, the introduction of Fuzhou station and Putian station, and with the Fuzhou-Xiamen high-speed railway station connected to Putian, and then to the Meizhou Bay before the marshalling station pond station, a total of 23 stations across the board. The total length of the railway line is about 603.623 kilometers, of which the total length of Fujian Province 384.265 kilometers.s
Highway sound barrier is generally placed in the tender documents where technical specifications
- Ministry of Transport of the People's Republic of China May 11, 2009 Documents issued by the People's Republic of China on May 11, 2009: Traffic Bureau of Xinjiang Autonomous Region, Municipality, Xinjiang Production and Construction Corps (Bureau, Committee), Tianjin Municipal Highway Administration Bureau: Construction Bidding Management specification prequalification documents ...s
What is the sound barrier? What is the specific effect?
- At present, the market common sound barrier main material metal sound barrier, concrete sound barrier, PC sound barrier, glass steel sound barrier and so on. Metal sound barrier high cost, easy to rust; ordinary concrete from the major, low strength; PC sound barrier low hardness, poor UV resistance; FRP sound barrier cost is high, no fire.s
Sound barrier manufacturers which is good, reliable quality, the strength of the
- Main achievements: Beijing-Shanghai high-speed rail, stone Wu, Beijing-Shijiazhuang high-speed rail; Guangzhou Metro Line 4,5,6 line; Urumqi Outer Ring, Shanghai Pudong Central Link, Outer Ring Phase III; Wuhan Huangpu Street - Jinqiao Avenue fast track, Good to think of housing roads, Ningbo Xiangshan port highway bridge.s
Sound barrier and double glass which sound insulation is good
- If you are a household, do noise on both sides of the road with noise windowss
Which sound barrier noise reduction effect is good
- and if you mean the road on both sides of the barrier is not a material difference, whether it is Made of steel plate or made of glass is to let the sound of a way to be isolated, so that the sound up to go, are possible, you can consider the next budget and beautifuls
The structure of the sound barrier
- Outdoor sound barrier is generally made of brick or concrete structure, indoor sound barrier reference steel plate, wood board, PMMA / POLYCARBONATE SHEET plastic plate, gypsum board and foam aluminum and other structures. The sound barrier is mainly composed of steel structure column and suction sound screen board. The column is the main force component of the sound barrier. It is fixed by bolts or welding on the buried steel wall of the road anti-collision wall or track;s
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