天津桥梁英文介绍PPT

1、fin various articles and travel programs, you may hear the label the city of bridges. pittsburgh and florence are just two cities that have been granted this moniker. however, with thirteen bridges spanning the haihe and its tributaries, tianjin also has a strong, if unexpected, claim to the title.

2、over the past couple of years, the pearl of the bohai has enjoyed a dramatic facelift on its riverfront area. previously, the haihe and the surrounding areas were dirty, uncared-for and generally best avoided. now, though, it is beginning to attract increasing amounts of tourists to its newly pristi

3、ne banks. fone of the best ways to enjoy the whole river scene is from a selection of the bridges that span it. below, we have listed the seven we believe are the best to visit for your added convenience we have worked from north to south. .just as mao yisheng said: almost all the countrys opening a

4、nd closing type bridge are located in tianjin.”f haihe river： she is from tianjin north canal, ziya river interchange to tanggu，at a total length of 72km, the narrowest point is 100 meters, 395 meters at its widest point, the water depth is about 6 to 7 m.fat the end of the ming dynasty and in the e

5、arly qing dynastyfnorth canal, haihe river and other major rivers cross-strait travel, relying on the ferry。fbefore 1960(world war ii)fin its upstream, six pontoon bridge was constructedf: xi gu pontoon, chaoguan pontoon, yandong pontoon, yuanmenkou pontoon, yaowa pontoon, and the laolongtou pontoon

6、.fafter 1860 (world war ii) late qing dynastyfimportant pontoon were changed to steel bridge, at that time they built six steel bridge: big red bridge, jinhua bridge, jingang bridge, laolongtou bridge, jintang bridge, queensway bridge. old jin gang bridge, wanguo bridge (now the the jiefang bridge)

7、belong to the hanging swing bridge; jintang bridge is a rotating bridge; jinhua bridge belongs to the flat drag bridge; big red bridge is a lift bridge (1965 to dismantle the lift tower).fafter the liberation-1980sflater the government built the stone lion forest bridge , beian bridge， guanghua brid

8、ge, chifeng bridge,guangchangbridge, daguangming bridge. fmaterial: reinforced concrete, the application of prestressing technology.fstructure: the upper part is prestressed concrete simply supported single cantilever box beam, the hole with a beam; the lower part is reinforced concrete pile cap fou

9、ndation, solid pier.f2003, the development of the haihe economicfuplift and widen the lion grove bridge, north onkyo, guanghua bridge；repair the jintang bridge, jiefang bridge; rebuild daguangming bridge, chifeng bridge.fre-built yongle bridge, jinbu bridge, dagu bridge, jinhui bridge, jinfu bridge,

10、 zhigu bridge, fumin bridge, liulin bridge.fyongle bridge (cihai bridge)ftianjin eye is a 120-metre (394 ft) tall giant ferris wheel built above the yongle bridge (formerly cihai bridge), over the haihe river in tianjin, china. it is claimed to be the only such wheel to have been constructed over a

11、bridge.fthe ferris wheel, and there are restauranyongle bridge (cihai bridge)bridge: two floors, the upper is non-mixed bridge, the lower are sidewalks . people can enjoy the scenery on it and there are other entertainment facilities for tourists. fconstruction started in 2007, with completion of th

12、e main body on 18 december 2007, and the wheel opened to the public on 7 april 2008.fat the time of completion, only the 135 m (443 ft) london eye, 160 m (525 ft) star of nanchang, and 165 m (541 ft) singapore flyer were taller.fjintang bridgelocated at the gates of ancient culture street, this is t

13、he elder statesmen of tianjins many bridges - it was originally built in 1906. for those of an engineering disposition, it is something of a collectors item as it is the only bridge in china with three bay rolling equipment. for those of us less mechanically inclined, this has something to do with t

14、he way it opens to allow ships to pass. sadly, for engineering enthusiasts, actually seeing the bridge in action is pretty unlikely. according to locals, it still can open, but rarely ever does.fjintang bridgethe engineering marvels notwithstanding, jintang is worth a visit as it certainly has a qua

15、int old-time feel. there are also, at either end, displays of antique chinese military equipment, including two tanks, some guns and a couple of quirky statues. additionally, in the evening, the bridge is lit up by a spectacular light-show using stereoscopic lights and is the focal point for a drama

16、tic fountain display. these are quite spectacular, but their futuristic lighting and style feel slightly at odds with the bridges colonial feel.ffrom a distance, this bridge looks far from impressive. it appears to be little more than a bland grey stone number. most tourists not that tianjin attract

17、s too many use the bridge to flit between two other landmarks, ancient culture street on the west bank and wanghailou church. fhowever, on closer inspection, this 97 metre bridge actually has plenty of hidden charms. shizilin was originally built in 1973, although it is designed to look much older a

18、nd far more traditional. the key facet of this old-time appearance is the 1181 carved lions that adorn it that number is the one published by the local government, we certainly didnt count them! fthese range in size with some as small as your fist and others, such as those on the main plinths, almos

19、t the size of real lions. the bridge was renovated in 2004 with many of the lions heads restored to their original glory and the stonework given something of a facelift. considering the unique theme and its location close to other major attractions shizilin is certainly worth the trip.fon january 10

20、th, jin bu bridge across the haihe river opened, providing one more shortcut for transport as well as one more beautiful scene along the haihe bank. the bridge starts from nan tong lu and nan ma lu in the west, linking them to jin bu dao in the east. the bridge, which is 0.508 km long, connects he p

21、ing business area and the italian, austrian-style zone.fit has length of 180 meters, dedicated bridge for motor vehicles, two-way 6 lanes. planning a sidewalk on both sides of the roadway to address the requirements of pedestrians to cross the river and sightseeing. fthe bridge is 35 meters wide, of

22、 which the roadway is 25 meters wide and 5 meters wide on both sides of the sidewalk.the upper part of the whole steel structure, bridge design in accordance with the principle of see the light but not light.dagu bridgef the bridge is designed by deng wenzhong academy of sciences.in june 2006, the b

23、ridge won “eugene. the figo award”by the world bridge conference.f outlined: dagu bridge is a three-span continuous tied arch bridge with tilt steel box-shape arch. it has four-face hangers. 106m main span, 24m two side-spans, 154m bridge long total. dagu bridge with double arches is a asymmetric st

24、ructure, which high of upstream side arch is 19m, arch plane extroversive tilt angle of 22 degrees, the centerline parabolic arches, section inverted trapezoidal form, the entire arch of constant section, fand which high of downstream side arch is 39m, arch plane extroversive tilt angle of 18 degree

25、s, the centerline parabolic arches, section inverted trapezoidal form, the entire arch of variable section. the full width of driveway is 24m; sidewalk in the side of large arch has changed by the curve from 3.0m width in the bridge starting to 11.5m width in the middlefof the main span,sidewalk in

26、the side of small arch has changed by the curve from 3.0m width in the bridge china-japan joint seminar on steel and composite bridges 95 starting to 8.5m width in the middle of the main span. hollow beam width of 5.5 meters has been designed in the main span between the driveway and sidewalk.fif yo

27、u were to take a boat trip on the haihe river, you would likely hear the guide tell you that this bridge, which runs from tianjin station to the old british concession area, was designed by gustave eiffel he of tower fame and, as such, is cherished as the most historic bridge in tianjin. this, thoug

28、h, is a claim that few historians can actually verify. nevertheless, it is still an interesting structure, and, having been built in 1927, it is the oldest bridge in tianjin that is still open to road traffic.fjiefang bridgefthe bridge itself is a less than inspiring structure. it has a steel frame

29、held together with rivets, which opens to allow river traffic to pass beneath. this traffic is generally not that heavy. in fact, for almost 25 years the bridge did not open at all because of rusting girders and broken machinery. fjiefang bridgefhowever, after extensive reconstruction work, it opened again in 2008 amid much fanfare. because of its central location jiefang bridge is