長輸管(guan)(guan)道(dao)(dao)(dao)、公(gong)用(yong)(yong)(yong)管(guan)(guan)道(dao)(dao)(dao)、工業(ye)管(guan)(guan)道(dao)(dao)(dao)（含動(dong)力(li)管(guan)(guan)道(dao)(dao)(dao)）標(biao)準(zhun)規(gui)范(fan)均有適用(yong)(yong)(yong)范(fan)圍要(yao)求(qiu)，對管(guan)(guan)道(dao)(dao)(dao)設(she)計的(de)規(gui)范(fan)要(yao)求(qiu)差別(bie)較大，不能混用(yong)(yong)(yong)，應首先區分清楚標(biao)準(zhun)規(gui)范(fan)的(de)適用(yong)(yong)(yong)范(fan)圍界(jie)線。例如，對于(yu)輸油輸氣管(guan)(guan)道(dao)(dao)(dao)，在(zai)長輸管(guan)(guan)道(dao)(dao)(dao)標(biao)準(zhun)規(gui)范(fan)內要(yao)求(qiu)埋地(di)敷設(she)，但是在(zai)工業(ye)管(guan)(guan)道(dao)(dao)(dao)規(gui)范(fan)中要(yao)求(qiu)應架空(kong)或沿地(di)敷設(she)。對于(yu)大型(xing)煉化一(yi)體(ti)化工程(cheng)，常會遇到長輸管(guan)(guan)道(dao)(dao)(dao)、公(gong)用(yong)(yong)(yong)管(guan)(guan)道(dao)(dao)(dao)、工業(ye)管(guan)(guan)道(dao)(dao)(dao)及動(dong)力(li)管(guan)(guan)道(dao)(dao)(dao)，設(she)計分界(jie)見GB/T 34275《壓(ya)力(li)管(guan)(guan)道(dao)(dao)(dao)規(gui)范(fan) 長輸管(guan)(guan)道(dao)(dao)(dao)》、GB/T 38942《壓(ya)力(li)管(guan)(guan)道(dao)(dao)(dao)規(gui)范(fan) 公(gong)用(yong)(yong)(yong)管(guan)(guan)道(dao)(dao)(dao)》、GB/T 20801《壓(ya)力(li)管(guan)(guan)道(dao)(dao)(dao)規(gui)范(fan) 工業(ye)管(guan)(guan)道(dao)(dao)(dao)》的(de)規(gui)范(fan)上(shang)的(de)示意圖。