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基本介紹

眾興水(shui)庫位(wei)于肥東(dong)縣城北15千米，東(dong)經117度26秒，北緯32度01秒，店埠河上(shang)游，屬(shu)巢湖水(shui)系南淝河支流(liu)，是淠史杭灌區(qu)滁(chu)河干(gan)渠上(shang)的反調(diao)節水(shui)庫，控制流(liu)域(yu)面積(ji)114平方千米，總庫容9948萬立方米。樞紐工程由(you)攔河壩，進(jin)水(shui)閘(zha)、節制閘(zha)、泄洪涵洞、非常溢洪道組成(cheng)。

水(shui)庫樞(shu)紐設計灌溉(gai)面積為(wei)上游提水(shui)灌溉(gai)的(de)眾(zhong)興站、高(gao)塘(tang)站31.44萬(wan)畝，滁河干渠自流灌溉(gai)4萬(wan)畝。年均(jun)農業(ye)(ye)(ye)(ye)(ye)灌溉(gai)水(shui)量達(da)1937萬(wan)立(li)方(fang)米(mi)(mi)。同(tong)時，眾(zhong)興水(shui)庫又承擔著(zhu)肥(fei)(fei)東縣(xian)城和合(he)肥(fei)(fei)市(shi)龍崗工業(ye)(ye)(ye)(ye)(ye)區20萬(wan)居(ju)民的(de)生活用水(shui)和合(he)肥(fei)(fei)二電廠，合(he)肥(fei)(fei)鐵(tie)路(lu)(lu)樞(shu)紐等工業(ye)(ye)(ye)(ye)(ye)企業(ye)(ye)(ye)(ye)(ye)供水(shui)任務(wu)，年均(jun)供水(shui)量達(da)1344萬(wan)立(li)方(fang)米(mi)(mi)。下游保護肥(fei)(fei)東縣(xian)城，撮鎮鎮等人口30萬(wan)人，百余家(jia)工業(ye)(ye)(ye)(ye)(ye)企業(ye)(ye)(ye)(ye)(ye)。淮南鐵(tie)路(lu)(lu)、寧西鐵(tie)路(lu)(lu)2.2千(qian)米(mi)(mi)，合(he)寧、合(he)徐、合(he)巢蕪高(gao)速公路(lu)(lu)2千(qian)米(mi)(mi)，對肥(fei)(fei)東縣(xian)和合(he)肥(fei)(fei)市(shi)的(de)社會經濟發(fa)展，起著(zhu)舉足輕重的(de)作用。

水(shui)(shui)(shui)(shui)庫(ku)(ku)(ku)(ku)建(jian)于(yu)(yu)1958年(nian)(nian)(nian)(nian)，竣工(gong)于(yu)(yu)1972年(nian)(nian)(nian)(nian)；庫(ku)(ku)(ku)(ku)區多(duo)年(nian)(nian)(nian)(nian)均(jun)降水(shui)(shui)(shui)(shui)量(liang)900毫米(mi)(mi)(mi)(mi)，設計洪(hong)(hong)水(shui)(shui)(shui)(shui)為(wei)(wei)(wei)百年(nian)(nian)(nian)(nian)一遇，洪(hong)(hong)水(shui)(shui)(shui)(shui)位為(wei)(wei)(wei)46.38米(mi)(mi)(mi)(mi)；校核(he)(he)洪(hong)(hong)水(shui)(shui)(shui)(shui)為(wei)(wei)(wei)五千年(nian)(nian)(nian)(nian)一遇，洪(hong)(hong)水(shui)(shui)(shui)(shui)位47.27米(mi)(mi)(mi)(mi)，興(xing)(xing)利(li)(li)水(shui)(shui)(shui)(shui)位為(wei)(wei)(wei)45.6米(mi)(mi)(mi)(mi)，興(xing)(xing)利(li)(li)庫(ku)(ku)(ku)(ku)容6850萬(wan)立(li)(li)方(fang)米(mi)(mi)(mi)(mi)，死水(shui)(shui)(shui)(shui)位為(wei)(wei)(wei)39.0米(mi)(mi)(mi)(mi)，庫(ku)(ku)(ku)(ku)容為(wei)(wei)(wei)660萬(wan)立(li)(li)方(fang)米(mi)(mi)(mi)(mi)。攔河壩(ba)(ba)為(wei)(wei)(wei)均(jun)質土壩(ba)(ba)，壩(ba)(ba)長3180米(mi)(mi)(mi)(mi)，最(zui)大(da)(da)(da)(da)壩(ba)(ba)高26米(mi)(mi)(mi)(mi)，平(ping)均(jun)壩(ba)(ba)高14米(mi)(mi)(mi)(mi)，壩(ba)(ba)頂(ding)寬5.5米(mi)(mi)(mi)(mi)，壩(ba)(ba)頂(ding)高程(cheng)(cheng)(cheng)49.2米(mi)(mi)(mi)(mi)，大(da)(da)(da)(da)壩(ba)(ba)迎水(shui)(shui)(shui)(shui)坡1：3，背(bei)水(shui)(shui)(shui)(shui)坡1：2.5~4，防(fang)浪墻高1.1米(mi)(mi)(mi)(mi)，墻頂(ding)高程(cheng)(cheng)(cheng)50.3米(mi)(mi)(mi)(mi)。進（放(fang)）水(shui)(shui)(shui)(shui)閘兩孔(kong)(kong)，尺(chi)寸為(wei)(wei)(wei)2.5*3.0，底板(ban)高程(cheng)(cheng)(cheng)42.5米(mi)(mi)(mi)(mi)，最(zui)大(da)(da)(da)(da)放(fang)水(shui)(shui)(shui)(shui)流(liu)量(liang)25秒(miao)立(li)(li)方(fang)米(mi)(mi)(mi)(mi)；泄(xie)洪(hong)(hong)涵洞(dong)為(wei)(wei)(wei)穿(chuan)壩(ba)(ba)建(jian)筑物，2孔(kong)(kong)尺(chi)寸為(wei)(wei)(wei)2.5*2.75米(mi)(mi)(mi)(mi)，底板(ban)高程(cheng)(cheng)(cheng)33米(mi)(mi)(mi)(mi)，校核(he)(he)泄(xie)洪(hong)(hong)流(liu)量(liang)169秒(miao)立(li)(li)方(fang)米(mi)(mi)(mi)(mi)；非常溢洪(hong)(hong)道(dao)為(wei)(wei)(wei)實用(yong)堰，堰頂(ding)高程(cheng)(cheng)(cheng)46.7米(mi)(mi)(mi)(mi)，寬200米(mi)(mi)(mi)(mi)，校核(he)(he)泄(xie)洪(hong)(hong)流(liu)量(liang)138秒(miao)立(li)(li)方(fang)米(mi)(mi)(mi)(mi)。水(shui)(shui)(shui)(shui)庫(ku)(ku)(ku)(ku)工(gong)程(cheng)(cheng)(cheng)建(jian)成(cheng)于(yu)(yu)特殊年(nian)(nian)(nian)(nian)代不免遺留質量(liang)隱患。1975年(nian)(nian)(nian)(nian)8月(yue)(yue)河南(nan)大(da)(da)(da)(da)水(shui)(shui)(shui)(shui)后(hou)，在(zai)(zai)大(da)(da)(da)(da)壩(ba)(ba)東側開挖200米(mi)(mi)(mi)(mi)，臨時非常溢洪(hong)(hong)道(dao)。1980年(nian)(nian)(nian)(nian)蓄水(shui)(shui)(shui)(shui)位達(da)45.50米(mi)(mi)(mi)(mi)，發現(xian)大(da)(da)(da)(da)壩(ba)(ba)下(xia)游坡明(ming)顯滲(shen)漏；1980年(nian)(nian)(nian)(nian)7月(yue)(yue)和1981年(nian)(nian)(nian)(nian)元月(yue)(yue)兩次對(dui)眾興(xing)(xing)水(shui)(shui)(shui)(shui)庫(ku)(ku)(ku)(ku)上下(xia)壩(ba)(ba)進行(xing)錐探(tan)灌漿后(hou)滲(shen)漏現(xian)象(xiang)有(you)(you)(you)所減少(shao)；1980年(nian)(nian)(nian)(nian)7月(yue)(yue)，1987年(nian)(nian)(nian)(nian)7月(yue)(yue)，1989年(nian)(nian)(nian)(nian)7月(yue)(yue)先后(hou)在(zai)(zai)上壩(ba)(ba)背(bei)水(shui)(shui)(shui)(shui)坡發生滑坡，后(hou)經治理恢復正常運行(xing)；1990年(nian)(nian)(nian)(nian)4月(yue)(yue)在(zai)(zai)泄(xie)洪(hong)(hong)涵洞(dong)東側壩(ba)(ba)腳發現(xian)滲(shen)水(shui)(shui)(shui)(shui)孔(kong)(kong)，最(zui)大(da)(da)(da)(da)滲(shen)漏量(liang)0.33升/秒(miao)，后(hou)該段做導滲(shen)排(pai)水(shui)(shui)(shui)(shui)體。2001年(nian)(nian)(nian)(nian)4月(yue)(yue)安(an)全鑒(jian)定時發現(xian)泄(xie)洪(hong)(hong)涵洞(dong)左側第一級平(ping)臺高程(cheng)(cheng)(cheng)在(zai)(zai)40.50米(mi)(mi)(mi)(mi)，右側在(zai)(zai)第三(san)級平(ping)臺高程(cheng)(cheng)(cheng)39米(mi)(mi)(mi)(mi)，有(you)(you)(you)漏水(shui)(shui)(shui)(shui)孔(kong)(kong)出露，涵洞(dong)拱涵沉(chen)降縫多(duo)處有(you)(you)(you)白色(se)或黃(huang)色(se)流(liu)巖體沉(chen)積及滲(shen)漏水(shui)(shui)(shui)(shui)溢出，特別是(shi)豎井段與(yu)涵洞(dong)身(shen)沉(chen)降縫高程(cheng)(cheng)(cheng)33.00-38.00米(mi)(mi)(mi)(mi)處發現(xian)明(ming)顯的(de)黃(huang)泥巴滲(shen)出。2001年(nian)(nian)(nian)(nian)9月(yue)(yue)水(shui)(shui)(shui)(shui)利(li)(li)部大(da)(da)(da)(da)壩(ba)(ba)安(an)全管理中心以(yi)壩(ba)(ba)函[2001]1236號(hao)文對(dui)經專(zhuan)家復核(he)(he)的(de)“三(san)類壩(ba)(ba)”確認，2002年(nian)(nian)(nian)(nian)省水(shui)(shui)(shui)(shui)利(li)(li)廳以(yi)皖水(shui)(shui)(shui)(shui)基[2002]176號(hao)文批復對(dui)眾興(xing)(xing)水(shui)(shui)(shui)(shui)庫(ku)(ku)(ku)(ku)進行(xing)除險(xian)加(jia)固，批復投資(zi)2960萬(wan)元，加(jia)固工(gong)程(cheng)(cheng)(cheng)已于(yu)(yu)2002年(nian)(nian)(nian)(nian)11月(yue)(yue)14日(ri)開工(gong)，于(yu)(yu)2004年(nian)(nian)(nian)(nian)5月(yue)(yue)竣工(gong)。