長輸(shu)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)、公用(yong)(yong)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)、工業(ye)(ye)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)（含動力管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)）標(biao)準(zhun)(zhun)(zhun)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)均有適(shi)用(yong)(yong)范(fan)(fan)(fan)圍(wei)要(yao)求，對管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)設(she)計的規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)要(yao)求差別較(jiao)大，不能混(hun)用(yong)(yong)，應(ying)首先區分清楚標(biao)準(zhun)(zhun)(zhun)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)的適(shi)用(yong)(yong)范(fan)(fan)(fan)圍(wei)界(jie)線。例如，對于(yu)(yu)輸(shu)油(you)輸(shu)氣(qi)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)，在(zai)長輸(shu)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)標(biao)準(zhun)(zhun)(zhun)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)內(nei)要(yao)求埋地敷(fu)設(she)，但是(shi)在(zai)工業(ye)(ye)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)中要(yao)求應(ying)架空或(huo)沿(yan)地敷(fu)設(she)。對于(yu)(yu)大型煉(lian)化一體化工程，常會遇到長輸(shu)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)、公用(yong)(yong)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)、工業(ye)(ye)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)及動力管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)，設(she)計分界(jie)見GB/T 34275《壓力管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan) 長輸(shu)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)》、GB/T 38942《壓力管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan) 公用(yong)(yong)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)》、GB/T 20801《壓力管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)規(gui)(gui)(gui)(gui)范(fan)(fan)(fan) 工業(ye)(ye)管(guan)(guan)(guan)道(dao)(dao)(dao)(dao)》的規(gui)(gui)(gui)(gui)范(fan)(fan)(fan)上的示意圖。