(3) In the automatic blocking section, there should be a clear distance of no less than 15 mm between the guard rail base plate (or spike) and the basic rail baseplate. When using the wooden base plates, its length should not be shorter than 2 bridge sleepers, the joints should be on the bridge sleepers, the wooden base plates should be treated with anti-corrosion treatment, and the space where the bottom of the rail is suspended more than 5 mm should not exceed 5%. The height of the bridge deck guard rail is insufficient. (2) Always keep the distance between the guard rail and the basic rail and the rail top height difference in compliance with the regulations, and the guard rail is parallel to the basic rail. (1) Always keep the installation of guard rail fish bolts, spikes and base plates in compliance with regulations, intact and without failure.
(7) Within the width of the crossing pavement. (6)When the shoulder retaining wall and its two ends are within 5 m range, when the top of the wall is 6 m above the ground, and there is a cliff or ridge below the wall site or a mountain slope with a ground cross slope greater than 1:0.75, and the continuous length is greater than 20 m. When the distance from the center of the track to the pillar of the overpass is less than 3.0 m. (3)Overpasses crossing railways, important highways, and urban traffic arteries. (2)On small bridges with a length of 10 m and above, when the radius of the curve is less than or equal to 600 m or the bridge height (from the bottom of the track to the lowest point of the river bed) is greater than 6 m. (1)On the super bridge and the large and medium bridge. Guard rails should be laid in the following sections: In addition, it is also possible to help the wheels of derailed rolling stock to re-climb onto the foundation rail. When the rolling stock derails on the bridge head or on the bridge, the guard rail can guide and limit the derailed wheels to the rim groove between the guard rail and the basic rail and continue to roll out along the bridge, so as to prevent the rolling stock from deviating sideways and hitting the bridge or self-bridge falling up and down, causing serious accidents. The nut should be installed outside the rim groove. Guard rail joints should be connected by joint splints of the same rail type. The guard rail laid on the main line shall generally not be less than 38 kg/m. Guard rails generally require the use of old rails.
Guard rails are divided into five types: bridge guard rails, crossing guard rails, turnout guard rails, curved anti-wear guard rails, and curved anti-off-line guard rails. The guard rail on the bridge can prevent derailed vehicles from hitting the bridge or falling on the bridge Bottom Laying guard rails on the inner side of the inner rail on a curve with a small radius can reduce the side wear of the outer rail. The guard rail at the switch frog is laid on the inner side of the rail opposite to the harmful space of the frog to guide the wheel through the harmful space to avoid hitting the tip of the fork core. It has different functions according to different laying locations. It also helps in choosing the light of your room.Guard rail, guardrails, or protective guarding refers to the steel rail that is laid on the inner side of the rail and does not bear the vertical load of the wheel. What’s more, the color does not easily fade and can catch people’s attention if necessary. The design of bridge guard rail is simple but classic, and the installation process is easy. We also offer a customization service as we understand that a fixed-length might not meet all your needs. We selected safe and suitable materials during the production process for you and your customers. This is why we provide affordable options and several sizes that you can choose from. The wholesale bridge guardrail is designed for many different purposes. Tell us the colors and sizes you would like, and we’ll help you get everything you need for you and your business at. Hurry and shop wholesale bridge guardrail at. The installation process of bridge guardrail is convenient as the connections are well-designed and secure. The base is also more stable and strong, so it will not fall over when the barrier gets hit. Thicker materials are used to ensure durability over time. It is suitable for any type of environment. While the design is simple to address most requirements, the paint color of the barrier should be selected based on the purpose or application under consideration. The color of the reflective outline is also eye-catching to achieve the goal of effectively preventing traffic accidents. A special reflective sheet is used on bridge guardrail, which helps to get attention even at night.
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