簡介
趙灣水庫(ku)位(wei)于鎮(zhen)平縣(xian)城(cheng)西北石佛寺鎮(zhen)趙灣村(cun)北一公(gong)里處,在長(chang)江(jiang)流(liu)(liu)域(yu)唐白河水系湍河支流(liu)(liu)趙河上。控制流(liu)(liu)域(yu)面積205km2,總庫(ku)容1.065億m3,大壩全長(chang)796m,壩頂(ding)高程(cheng)(cheng)225.90m,最大壩高25.6米,壩頂(ding)寬5.0m,是一座以防洪、灌溉為主(zhu),結合城(cheng)市供水及水產養殖等(deng)綜合利(li)用的大(Ⅱ)型水利(li)樞紐工程(cheng)(cheng)。工程(cheng)(cheng)等(deng)別(bie)為II等(deng),主(zhu)要建筑物(wu)級別(bie)為2級。
水庫除險加固工程順利竣工驗收標準
2004年,長(chang)江水(shui)(shui)利委(wei)(wei)員(yuan)(yuan)會(長(chang)建(jian)﹝2004﹞77號(hao)文)批(pi)復趙灣(wan)水(shui)(shui)庫除險(xian)加固工(gong)程總(zong)投資5938萬(wan)(wan)(wan)元(yuan)(yuan),工(gong)期計(ji)劃24個月。工(gong)程于2005年10月開工(gong),截止(zhi)目(mu)前,已完成(cheng)擋(dang)水(shui)(shui)主(zhu)壩工(gong)程、溢洪道加固工(gong)程、輸(shu)水(shui)(shui)洞加固工(gong)程、機電及(ji)金(jin)屬(shu)結(jie)構(gou)更新、水(shui)(shui)庫安(an)全監測(ce)設施、環(huan)境保護和水(shui)(shui)土保持、完善工(gong)程管(guan)理設施等(deng),共完成(cheng)土方11.57萬(wan)(wan)(wan)m3,占(zhan)計(ji)劃的72.8%;砌體3.83萬(wan)(wan)(wan)m3,占(zhan)計(ji)劃的149%;砼1.59萬(wan)(wan)(wan)m3占(zhan)計(ji)劃的105.3%;防(fang)滲(shen)墻19713.02㎡,占(zhan)計(ji)劃的199.8%;帷幕灌漿2002.84m,金(jin)屬(shu)結(jie)構(gou)139.5T,占(zhan)計(ji)劃的54.3%;累計(ji)完成(cheng)投資4484萬(wan)(wan)(wan)元(yuan)(yuan)。于2009年10月26日由水(shui)(shui)利廳(ting)組織有關專案組等(deng)15人(ren)成(cheng)立驗(yan)收(shou)委(wei)(wei)員(yuan)(yuan)會,在鎮平縣召(zhao)開趙灣(wan)水(shui)(shui)庫除險(xian)加固工(gong)程工(gong)作會議。本項目(mu)共劃分(fen)4個單位工(gong)程,質(zhi)量驗(yan)收(shou)合(he)格,42個分(fen)部(bu)工(gong)段,其中優良(liang)(liang)14個,優良(liang)(liang)率33.3%;995個單元(yuan)(yuan)工(gong)程,其中優良(liang)(liang)率52.5%,外(wai)(wai)觀資料分(fen)析結(jie)論:水(shui)(shui)工(gong)建(jian)筑物得分(fen)率為(wei)80.313%,房屋建(jian)筑外(wai)(wai)觀質(zhi)量綜合(he)評價為(wei)一般,驗(yan)收(shou)委(wei)(wei)員(yuan)(yuan)會一直通過竣工(gong)驗(yan)收(shou)。