Concrete rail bearings have a variety of material sources and are well located or stable on the rails. A concrete railway bed also called a concrete railway joint can meet the requirements for high speed and large carrying capacity on the main railway line.
It is free from the influence of climate, rot, worms, and fire. You can also look for railroad maintenance companies such as RailroadtracUSA according to your needs.
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Therefore, the concrete track connection has a long service life. But it has little flexibility and is easy to fail due to cracking. In addition, the dead weight makes replacement difficult. Anyone who wants to buy concrete pads for sale can focus on the following details.
Concrete railway sleeper shape
Cross-section of different types of concrete railway sleepers: trapezoidal shape with a narrow top and bottom widths. The shape design is intended to increase the bearing surface of the rail joint.
Additional steel bars can be placed at the bottom of the bed to resist cracking and damage. Meanwhile, several grooves have been provided at the bottom of the rail track to increase the resistance strength between the rail base and the track.
Rules for using concrete rail joints
Railroads Concrete rail joints shall not be used on: emergency lines, shunting lines; Lines susceptible to frost damage, fogging and discharge, lines with an unstable base; below the radius of curvature of less than 200 m.
At both ends of the railway bridge with or without ballast, arrows, normal crossing, 15 pieces of wooden pads are placed there as transition parts.