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基本介紹

眾興水(shui)庫位(wei)于(yu)肥東縣城北15千(qian)米，東經117度26秒(miao)，北緯32度01秒(miao)，店埠(bu)河(he)(he)上游，屬(shu)巢湖(hu)水(shui)系南淝河(he)(he)支(zhi)流(liu)，是淠史杭灌區(qu)滁河(he)(he)干渠上的反調節(jie)水(shui)庫，控(kong)制流(liu)域面積114平(ping)方千(qian)米，總庫容9948萬(wan)立方米。樞紐工程由攔(lan)河(he)(he)壩，進水(shui)閘、節(jie)制閘、泄洪涵洞、非常溢洪道組成。

水(shui)(shui)(shui)庫(ku)樞紐(niu)設(she)計灌(guan)(guan)(guan)溉(gai)面積(ji)為上游提水(shui)(shui)(shui)灌(guan)(guan)(guan)溉(gai)的眾(zhong)興(xing)站、高(gao)(gao)塘站31.44萬(wan)畝，滁河干(gan)渠自流灌(guan)(guan)(guan)溉(gai)4萬(wan)畝。年均農業(ye)灌(guan)(guan)(guan)溉(gai)水(shui)(shui)(shui)量達1937萬(wan)立方米。同時，眾(zhong)興(xing)水(shui)(shui)(shui)庫(ku)又承擔著肥(fei)(fei)東縣城和合(he)肥(fei)(fei)市龍(long)崗工(gong)(gong)業(ye)區(qu)20萬(wan)居(ju)民的生活用(yong)水(shui)(shui)(shui)和合(he)肥(fei)(fei)二電廠，合(he)肥(fei)(fei)鐵路(lu)(lu)樞紐(niu)等工(gong)(gong)業(ye)企(qi)業(ye)供水(shui)(shui)(shui)任務，年均供水(shui)(shui)(shui)量達1344萬(wan)立方米。下(xia)游保護肥(fei)(fei)東縣城，撮(cuo)鎮(zhen)(zhen)鎮(zhen)(zhen)等人口30萬(wan)人，百余家工(gong)(gong)業(ye)企(qi)業(ye)。淮南鐵路(lu)(lu)、寧西鐵路(lu)(lu)2.2千(qian)米，合(he)寧、合(he)徐(xu)、合(he)巢(chao)蕪高(gao)(gao)速公路(lu)(lu)2千(qian)米，對肥(fei)(fei)東縣和合(he)肥(fei)(fei)市的社會經(jing)濟發展(zhan)，起著舉足(zu)輕(qing)重的作用(yong)。

水(shui)(shui)(shui)庫建于(yu)1958年(nian)(nian)(nian)，竣工(gong)(gong)(gong)于(yu)1972年(nian)(nian)(nian)；庫區多(duo)年(nian)(nian)(nian)均降(jiang)水(shui)(shui)(shui)量(liang)900毫米(mi)(mi)(mi)(mi)，設計(ji)洪(hong)(hong)(hong)水(shui)(shui)(shui)為(wei)(wei)(wei)百(bai)年(nian)(nian)(nian)一遇，洪(hong)(hong)(hong)水(shui)(shui)(shui)位為(wei)(wei)(wei)46.38米(mi)(mi)(mi)(mi)；校核(he)洪(hong)(hong)(hong)水(shui)(shui)(shui)為(wei)(wei)(wei)五千年(nian)(nian)(nian)一遇，洪(hong)(hong)(hong)水(shui)(shui)(shui)位47.27米(mi)(mi)(mi)(mi)，興利水(shui)(shui)(shui)位為(wei)(wei)(wei)45.6米(mi)(mi)(mi)(mi)，興利庫容(rong)6850萬(wan)(wan)立(li)方米(mi)(mi)(mi)(mi)，死水(shui)(shui)(shui)位為(wei)(wei)(wei)39.0米(mi)(mi)(mi)(mi)，庫容(rong)為(wei)(wei)(wei)660萬(wan)(wan)立(li)方米(mi)(mi)(mi)(mi)。攔河壩(ba)(ba)(ba)(ba)(ba)為(wei)(wei)(wei)均質土壩(ba)(ba)(ba)(ba)(ba)，壩(ba)(ba)(ba)(ba)(ba)長3180米(mi)(mi)(mi)(mi)，最大(da)(da)壩(ba)(ba)(ba)(ba)(ba)高(gao)26米(mi)(mi)(mi)(mi)，平(ping)均壩(ba)(ba)(ba)(ba)(ba)高(gao)14米(mi)(mi)(mi)(mi)，壩(ba)(ba)(ba)(ba)(ba)頂(ding)寬5.5米(mi)(mi)(mi)(mi)，壩(ba)(ba)(ba)(ba)(ba)頂(ding)高(gao)程(cheng)(cheng)49.2米(mi)(mi)(mi)(mi)，大(da)(da)壩(ba)(ba)(ba)(ba)(ba)迎水(shui)(shui)(shui)坡(po)1：3，背(bei)水(shui)(shui)(shui)坡(po)1：2.5~4，防浪(lang)墻高(gao)1.1米(mi)(mi)(mi)(mi)，墻頂(ding)高(gao)程(cheng)(cheng)50.3米(mi)(mi)(mi)(mi)。進(jin)（放(fang)(fang)）水(shui)(shui)(shui)閘兩(liang)(liang)孔，尺(chi)寸為(wei)(wei)(wei)2.5*3.0，底板(ban)高(gao)程(cheng)(cheng)42.5米(mi)(mi)(mi)(mi)，最大(da)(da)放(fang)(fang)水(shui)(shui)(shui)流(liu)(liu)量(liang)25秒(miao)立(li)方米(mi)(mi)(mi)(mi)；泄(xie)(xie)洪(hong)(hong)(hong)涵(han)洞(dong)(dong)為(wei)(wei)(wei)穿壩(ba)(ba)(ba)(ba)(ba)建筑物，2孔尺(chi)寸為(wei)(wei)(wei)2.5*2.75米(mi)(mi)(mi)(mi)，底板(ban)高(gao)程(cheng)(cheng)33米(mi)(mi)(mi)(mi)，校核(he)泄(xie)(xie)洪(hong)(hong)(hong)流(liu)(liu)量(liang)169秒(miao)立(li)方米(mi)(mi)(mi)(mi)；非常溢洪(hong)(hong)(hong)道(dao)為(wei)(wei)(wei)實用堰，堰頂(ding)高(gao)程(cheng)(cheng)46.7米(mi)(mi)(mi)(mi)，寬200米(mi)(mi)(mi)(mi)，校核(he)泄(xie)(xie)洪(hong)(hong)(hong)流(liu)(liu)量(liang)138秒(miao)立(li)方米(mi)(mi)(mi)(mi)。水(shui)(shui)(shui)庫工(gong)(gong)(gong)程(cheng)(cheng)建成(cheng)于(yu)特殊年(nian)(nian)(nian)代不免遺留(liu)質量(liang)隱患(huan)。1975年(nian)(nian)(nian)8月(yue)(yue)(yue)(yue)河南大(da)(da)水(shui)(shui)(shui)后(hou)，在大(da)(da)壩(ba)(ba)(ba)(ba)(ba)東(dong)側開挖200米(mi)(mi)(mi)(mi)，臨(lin)時(shi)非常溢洪(hong)(hong)(hong)道(dao)。1980年(nian)(nian)(nian)蓄水(shui)(shui)(shui)位達45.50米(mi)(mi)(mi)(mi)，發(fa)現大(da)(da)壩(ba)(ba)(ba)(ba)(ba)下游坡(po)明顯滲(shen)(shen)漏(lou)(lou)；1980年(nian)(nian)(nian)7月(yue)(yue)(yue)(yue)和(he)1981年(nian)(nian)(nian)元(yuan)(yuan)月(yue)(yue)(yue)(yue)兩(liang)(liang)次對眾(zhong)興水(shui)(shui)(shui)庫上下壩(ba)(ba)(ba)(ba)(ba)進(jin)行錐(zhui)探灌漿后(hou)滲(shen)(shen)漏(lou)(lou)現象有(you)所(suo)減少；1980年(nian)(nian)(nian)7月(yue)(yue)(yue)(yue)，1987年(nian)(nian)(nian)7月(yue)(yue)(yue)(yue)，1989年(nian)(nian)(nian)7月(yue)(yue)(yue)(yue)先后(hou)在上壩(ba)(ba)(ba)(ba)(ba)背(bei)水(shui)(shui)(shui)坡(po)發(fa)生滑(hua)坡(po)，后(hou)經(jing)治理恢(hui)復正常運行；1990年(nian)(nian)(nian)4月(yue)(yue)(yue)(yue)在泄(xie)(xie)洪(hong)(hong)(hong)涵(han)洞(dong)(dong)東(dong)側壩(ba)(ba)(ba)(ba)(ba)腳發(fa)現滲(shen)(shen)水(shui)(shui)(shui)孔，最大(da)(da)滲(shen)(shen)漏(lou)(lou)量(liang)0.33升/秒(miao)，后(hou)該段做(zuo)導滲(shen)(shen)排水(shui)(shui)(shui)體。2001年(nian)(nian)(nian)4月(yue)(yue)(yue)(yue)安全鑒定時(shi)發(fa)現泄(xie)(xie)洪(hong)(hong)(hong)涵(han)洞(dong)(dong)左(zuo)側第(di)一級平(ping)臺(tai)高(gao)程(cheng)(cheng)在40.50米(mi)(mi)(mi)(mi)，右側在第(di)三(san)級平(ping)臺(tai)高(gao)程(cheng)(cheng)39米(mi)(mi)(mi)(mi)，有(you)漏(lou)(lou)水(shui)(shui)(shui)孔出露，涵(han)洞(dong)(dong)拱(gong)涵(han)沉(chen)降(jiang)縫多(duo)處有(you)白色或黃色流(liu)(liu)巖體沉(chen)積及滲(shen)(shen)漏(lou)(lou)水(shui)(shui)(shui)溢出，特別(bie)是豎(shu)井段與涵(han)洞(dong)(dong)身沉(chen)降(jiang)縫高(gao)程(cheng)(cheng)33.00-38.00米(mi)(mi)(mi)(mi)處發(fa)現明顯的(de)黃泥巴滲(shen)(shen)出。2001年(nian)(nian)(nian)9月(yue)(yue)(yue)(yue)水(shui)(shui)(shui)利部大(da)(da)壩(ba)(ba)(ba)(ba)(ba)安全管理中心以壩(ba)(ba)(ba)(ba)(ba)函[2001]1236號文對經(jing)專家復核(he)的(de)“三(san)類壩(ba)(ba)(ba)(ba)(ba)”確認，2002年(nian)(nian)(nian)省水(shui)(shui)(shui)利廳以皖(wan)水(shui)(shui)(shui)基[2002]176號文批復對眾(zhong)興水(shui)(shui)(shui)庫進(jin)行除險(xian)加固(gu)，批復投資2960萬(wan)(wan)元(yuan)(yuan)，加固(gu)工(gong)(gong)(gong)程(cheng)(cheng)已于(yu)2002年(nian)(nian)(nian)11月(yue)(yue)(yue)(yue)14日開工(gong)(gong)(gong)，于(yu)2004年(nian)(nian)(nian)5月(yue)(yue)(yue)(yue)竣工(gong)(gong)(gong)。