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Effective methods for mounting rail systems on concrete foundations

机译:在混凝土基础上安装导轨系统的有效方法

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摘要

A rail system on a concrete foundation is more thanthe sum of the initial materials costs. It must allow for easy, cost-effective installation and require little or no maintenance. Thedynamic effects of the machinery on the rail system and duty cyclegovern the design. Ambient conditions should be considered in thedesign with respect to chemical and atmospheric resistance,material selection and temperatures during installation. The designof the rail system should allow for future fail changes withoutdisturbing the grout, anchors or foundations. Rail joints should bewelded and synthetic rubber pad used under the rails to reduceimpact shock and vibration. Locking, adjustable rail clips shouldbe used to allow rails between the soleplates and concretefoundation is considerably more durable than cementitious groutin dynamic applications. Although epoxy grout costs more thancementitious grout as a raw material, the installation and lifeexpectancy. Periodic inspections of the rail system should beperformed and repairs initiated before complete system failureoccurs. Rail systems should be designed to make use of standardcomponents specifically developed for the mounting of rails onconcrete foundations. The use of standard design soleplates canreduce materials costs considerably. An understanding of the fieldconditions and construction techniques is critical to the designeconomy and overall success of the installation.
机译:在混凝土基础上的铁路系统的成本不只是初始材料成本的总和。它必须允许简单,经济高效的安装,并且几乎不需要维护。机械对轨道系统和占空比的动态影响决定了设计。设计时应考虑环境条件,包括耐化学性和耐大气性,安装时的材料选择和温度。轨道系统的设计应允许将来发生故障更换,而不会扰动水泥浆,锚固件或地基。应当焊接导轨接头,并在导轨下方使用合成橡胶垫以减少冲击和振动。应该使用可调节的锁定式轨道夹,以使底板之间的轨道和混凝土基础比水泥浆动态应用更耐用。尽管环氧灌浆作为原材料的成本超过胶凝灌浆,但其安装和使用寿命却很高。在进行彻底的系统故障之前,应对轨道系统进行定期检查并开始维修。轨道系统的设计应使用专门为将轨道安装在混凝土基础上而开发的标准组件。使用标准设计的底板可以大大降低材料成本。对现场条件和施工技术的了解对于设计的经济性和安装的总体成功至关重要。

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