自(zi)(zi)應力(li)(li)鋼筋(jin)混(hun)凝土(tu)壓力(li)(li)管(guan)(guan)(guan)（RCCP管(guan)(guan)(guan)）有(you)平口式管(guan)(guan)(guan)和承(cheng)插(cha)式管(guan)(guan)(guan)兩種(zhong)，已成(cheng)功地用(yong)于輸(shu)(shu)送水(shui)、煤氣和熱電廠粉(fen)煤灰等。它與(yu)鑄鐵(tie)管(guan)(guan)(guan)相比(bi)有(you)下列優點：剛性(xing)好(hao)，據(ju)介紹，這種(zhong)管(guan)(guan)(guan)道在地下可使(shi)用(yong)80年以(yi)上(shang)；不導(dao)電，能避(bi)免(mian)雜散(san)電流對管(guan)(guan)(guan)線(xian)的腐蝕；熱導(dao)率低，外界溫(wen)度變(bian)化對管(guan)(guan)(guan)內(nei)(nei)影響小；長(chang)期輸(shu)(shu)水(shui)內(nei)(nei)表面不長(chang)銹瘤，通(tong)水(shui)能力(li)(li)不變(bian)；有(you)裂(lie)縫閉合和愈(yu)合能力(li)(li)，若出(chu)現寬度小于0.25mm裂(lie)紋，在自(zi)(zi)壓應力(li)(li)作用(yong)下能閉合，通(tong)常仍可作壓力(li)(li)為0.6MPa以(yi)內(nei)(nei)的輸(shu)(shu)水(shui)管(guan)(guan)(guan)使(shi)用(yong)；鋪設(she)簡便；接頭密封性(xing)好(hao)，使(shi)用(yong)可靠；價(jia)格便宜。缺點是：自(zi)(zi)重(zhong)大；性(xing)脆、易(yi)斷；當輸(shu)(shu)送含有(you)面體(ti)顆粒的介質時，耐磨性(xing)不及(ji)鑄鐵(tie)管(guan)(guan)(guan)。RCCP管(guan)(guan)(guan)的參考標(biao)準有(you)AWWA C302、AWWA C303等。