長春檢(jian)查(cha)井(jing)(jing)(jing)(jing)(jing)的主(zhu)要類(lei)別(bie)有哪(na)些?其一是水泥(ni)檢(jian)查(cha)井(jing)(jing)(jing)(jing)(jing)為(wei)馬蹄形收(shou)口圈(quan)(quan),采(cai)用上(shang)下(xia)井(jing)(jing)(jing)(jing)(jing)室組合的形式(shi),其中下(xia)井(jing)(jing)(jing)(jing)(jing)室設(she)有獨立(li)的底(di)板(ban),為(wei)了能(neng)夠與管道相連(lian),專門在(zai)下(xia)井(jing)(jing)(jing)(jing)(jing)室的上(shang)方(fang)開設(she)了圓孔。 b類(lei)水泥(ni)檢(jian)查(cha)井(jing)(jing)(jing)(jing)(jing)無(wu)收(shou)口圈(quan)(quan),采(cai)用上(shang)下(xia)井(jing)(jing)(jing)(jing)(jing)室組合的形式(shi);井(jing)(jing)(jing)(jing)(jing)室上(shang)下(xia)均設(she)有獨立(li)頂板(ban)和獨立(li)地(di)板(ban),并在(zai)下(xia)井(jing)(jing)(jing)(jing)(jing)室的上(shang)方(fang)開設(she)了圓孔與管道連(lian)接。
c類(lei)水泥檢查(cha)井(jing)(jing)收(shou)口(kou)圈為圓錐形(xing),井(jing)(jing)室(shi)(shi)為矩形(xing),同樣(yang)采(cai)用(yong)上(shang)(shang)(shang)下井(jing)(jing)室(shi)(shi)組合的形(xing)式,且上(shang)(shang)(shang)下井(jing)(jing)室(shi)(shi)均(jun)(jun)開半(ban)孔(kong),均(jun)(jun)設(she)有頂板和底板。 d類(lei)水泥檢查(cha)井(jing)(jing)為矩形(xing)井(jing)(jing)室(shi)(shi),無(wu)收(shou)口(kou)圈,井(jing)(jing)室(shi)(shi)上(shang)(shang)(shang)下均(jun)(jun)設(she)有獨(du)立(li)頂板和獨(du)立(li)地板,為與管(guan)(guan)道(dao)相連,在下井(jing)(jing)室(shi)(shi)開設(she)了U形(xing)孔(kong)。e類(lei)水泥檢查(cha)井(jing)(jing)也(ye)為上(shang)(shang)(shang)下井(jing)(jing)室(shi)(shi)組合形(xing)式,井(jing)(jing)室(shi)(shi)上(shang)(shang)(shang)下均(jun)(jun)開設(she)圓孔(kong)與管(guan)(guan)道(dao)連接,并各自(zi)設(she)有獨(du)立(li)頂板與底板。
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