Find Highway Bridge Bridge Expansion Joint, Finger Type Expansion Joint, High Quality Bridge Expansion Joint on Industry Directory, Reliable Manufacturer/Supplier/Factory from China.
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Model No.: Movement 120mm
| 1.Expansion joint plate is the comb shaped anti-skid groove plate.It is a supporting structure which is engaged with each other from the gap between the left and the right of the bridge.Its structural rigidity is large and can withstand large horizontal displacement.Its flexible amount of up to 420mm. |
| 2.The comb type expansion joint has low building height.It can be installed in the height of the bridge deck pavement and the beam does not need the reserved slot,which greatly facilitate the design and construction. |
| 3.Its wide range of application.New or old bridge beam can be used,Especially suitable for replacement of large displacement bridge plate rubber expansion device. |
| 4.When the car is running,there is smooth,comfortable,not jump car,and no noise. |
| 5.It is convenient to transport and install components.Do not need extra long car transport, also do not use the crane to load and unload. |
| 6.It has a very low cost.The price is less than the modular large displacement expansion device about 20%. |
| Lofting and cutting asphalt concrete.According to the A width of lofting, attention is slit along the beam center line of left and right asymmetric cutting. |
| 2.Excavation and clearing debris.The excavation depth should be at least H value. |
| 3.Fixed bolt position. |
| 4.Pouring over section area of C40 steel fiber reinforced concrete. |
| models | movement accommodation | module length | module depth | module width | module weight | stud diam. |
| 150 | 38mm | 1750mm | A 35mm | B 240mm | 28kg | D 12mm |
| 200 | 50mm | 1830mm | 40mm | 274mm | 45kg | 14mm |
| 250 | 65mm | 1830mm | 46mm | 356mm | 62kg | 14mm |
| 300 | 80mm | 1830mm | 54mm | 432mm | 88kg | 16mm |
| 400 | 102mm | 1830mm | 54mm | 590mm | 150kg | 16mm |
| 650 | 165mm | 1830mm | 75mm | 724mm | 260kg | 20mm |
| 900 | 230mm | 1830mm | 93mm | 890mm | 375kg | 24mm |
| 1300 | 330mm | 1220mm | 127mm | 1207mm | 438kg | 27mm |
| 1,If you want install the expansion joints after the spread the road ,pave road at first to ensure the surface flat of the road,then slot road to install expansion joints. |
| 2,When you are installing expansion joints,you should check pre embedded steel bar by the end of next seam.If you find a crack or break and improper position or clearance,you must take remedial measures. |
| 3,Lance the oil layer of the road by using joint cutter to make joint of bridge and take cleaning.Should pay attention to keep the road cut in good condition and no eating phenomenon.Timely removal of the surface of the concrete tank filler and asphalt concrete and chiseling groove after cutting the.This series of processes is very important,and it will affect the quality of concrete pouring. |
| 4,In the first spot welding part of the pre embedded steel bars and anchor ring to fix its position temporarily. |
| 1.Use neoprene rubber(that is,CR,suitable for temperature in 60 °C ~-25° C)or use the natural rubber(that is,NR,suitable for temperature in 60° C~ -40 °C) . |
| 2. The quality of steel in expansion joint device requirements in line with the provisions of GB374, GB012.Profiled steel,(that is,16MN or Q345) comply with the provisions of JT/T1591. |
Product Categories : Bridge Expansion Joint Series > Finger Type Expansion Joint
