長(chang)輸(shu)管(guan)(guan)道(dao)(dao)、公用(yong)管(guan)(guan)道(dao)(dao)、工(gong)業(ye)(ye)管(guan)(guan)道(dao)(dao)（含動(dong)(dong)力管(guan)(guan)道(dao)(dao)）標(biao)準(zhun)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan)均有適(shi)用(yong)范(fan)(fan)(fan)(fan)(fan)圍要求(qiu)，對管(guan)(guan)道(dao)(dao)設計(ji)的(de)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan)要求(qiu)差別(bie)較(jiao)大，不能混用(yong)，應(ying)首先(xian)區分清楚標(biao)準(zhun)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan)的(de)適(shi)用(yong)范(fan)(fan)(fan)(fan)(fan)圍界線。例如，對于(yu)輸(shu)油輸(shu)氣管(guan)(guan)道(dao)(dao)，在(zai)長(chang)輸(shu)管(guan)(guan)道(dao)(dao)標(biao)準(zhun)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan)內要求(qiu)埋地敷(fu)設，但(dan)是在(zai)工(gong)業(ye)(ye)管(guan)(guan)道(dao)(dao)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan)中要求(qiu)應(ying)架空或沿(yan)地敷(fu)設。對于(yu)大型(xing)煉化一體(ti)化工(gong)程，常會遇到長(chang)輸(shu)管(guan)(guan)道(dao)(dao)、公用(yong)管(guan)(guan)道(dao)(dao)、工(gong)業(ye)(ye)管(guan)(guan)道(dao)(dao)及動(dong)(dong)力管(guan)(guan)道(dao)(dao)，設計(ji)分界見GB/T 34275《壓(ya)力管(guan)(guan)道(dao)(dao)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan) 長(chang)輸(shu)管(guan)(guan)道(dao)(dao)》、GB/T 38942《壓(ya)力管(guan)(guan)道(dao)(dao)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan) 公用(yong)管(guan)(guan)道(dao)(dao)》、GB/T 20801《壓(ya)力管(guan)(guan)道(dao)(dao)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan) 工(gong)業(ye)(ye)管(guan)(guan)道(dao)(dao)》的(de)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)(fan)(fan)上的(de)示意圖(tu)。