自(zi)應(ying)力(li)鋼筋混凝土(tu)壓力(li)管(guan)(guan)(guan)（RCCP管(guan)(guan)(guan)）有平(ping)口式管(guan)(guan)(guan)和(he)承插式管(guan)(guan)(guan)兩種，已成功地用(yong)(yong)于輸送(song)水(shui)(shui)、煤氣和(he)熱電廠粉(fen)煤灰等(deng)。它與鑄鐵管(guan)(guan)(guan)相(xiang)比有下列優點：剛(gang)性(xing)(xing)好，據介紹(shao)，這種管(guan)(guan)(guan)道(dao)在地下可使(shi)用(yong)(yong)80年以上；不(bu)導(dao)電，能避免雜(za)散(san)電流對管(guan)(guan)(guan)線的腐蝕；熱導(dao)率低，外界溫(wen)度變(bian)化對管(guan)(guan)(guan)內影響(xiang)小；長期輸水(shui)(shui)內表面(mian)不(bu)長銹(xiu)瘤，通(tong)水(shui)(shui)能力(li)不(bu)變(bian)；有裂縫閉合(he)和(he)愈合(he)能力(li)，若出現(xian)寬度小于0.25mm裂紋，在自(zi)壓應(ying)力(li)作用(yong)(yong)下能閉合(he)，通(tong)常仍可作壓力(li)為0.6MPa以內的輸水(shui)(shui)管(guan)(guan)(guan)使(shi)用(yong)(yong)；鋪(pu)設簡便；接頭密封性(xing)(xing)好，使(shi)用(yong)(yong)可靠；價格便宜。缺點是(shi)：自(zi)重大；性(xing)(xing)脆(cui)、易(yi)斷；當輸送(song)含有面(mian)體顆(ke)粒的介質時，耐磨性(xing)(xing)不(bu)及鑄鐵管(guan)(guan)(guan)。RCCP管(guan)(guan)(guan)的參考標準有AWWA C302、AWWA C303等(deng)。