针对化工厂外管廊设计中常存在的一些不规范之处，结合《工业金属管道设计规范》等有关标准，分析与探讨管架边缘与相邻设施的水平距离，管架的高度、层高、宽度及跨度，管道及电气仪表桥架的布置、应力管线的补偿等设计方面的问题，供业内参考。%For some common irregularities in the design of the outer pipe gallery in the chemical plant ,based on the relevant standard such as �industrial metal piping design specifications" ,analyze and discuss the design problems which including the horizontal distance of between the pipe frame edge and adjacent facilities ,the hight ,storey hight ,width &span of pipe rack ,the layout of pipes and electrical instrument bridge ,and stress pipelines compensation ,etc . These would be reference for the industry .
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