小型水庫除險加固問題探討
發布時間:2014-08-05
摘要:我國的小(一)、(二)型水庫為數眾多,據有關統計資料表明大約有81893zuo。tamenfenbudequyuguang,baxingduoyang。zhexieshuikuzhuyaoshiweinongyeshengchantigongguangaishuiyuan,yeweirenminshenghuoyongshuihegongyeyongshuitigongshuiyuan,tongshiweifangyuhongshuizaihaiyefahuileyidingzhongyaozuoyong,jinnianlaiyuelaiyueshoudaoyangzhiyedeqinglai,liyongshuikuyangzhiyeyichengleyizhongremenxingye。raner,youyugezhongyuanyin,xuduoshuikudoubutongchengducunzaiyixiebingxianwenti,tebieshishangshijiliuqishiniandaiwengeqijianyoumingongtoulaojianchengdeshuikuwentijiaodajiaoduo,yizhichengweishuilixingyedegongzuozhongdianzhiyi。
關鍵詞:水庫 除險加固 問題探討
1.病險水庫基本情況
我國的小(一)、(二)型水庫為數眾多,據有關統計資料表明大約有81893zuo。tamenfenbudequyuguang,baxingduoyang。zhexieshuikuzhuyaoshiweinongyeshengchantigongguangaishuiyuan,yeweirenminshenghuoyongshuihegongyeyongshuitigongshuiyuan,tongshiweifangyuhongshuizaihaiyefahuileyidingzhongyaozuoyong,jinnianlaiyuelaiyueshoudaoyangzhiyedeqinglai,liyongshuikuyangzhiyeyichengleyizhongremenxingye。raner,youyugezhongyuanyin,xuduoshuikudoubutongchengducunzaiyixiebingxianwenti,tebieshishangshijiliuqishiniandaiwengeqijianyoumingongtoulaojianchengdeshuikuwentijiaodajiaoduo,yizhichengweishuilixingyedegongzuozhongdianzhiyi。這類水庫中,有的是防洪標準偏低,達不到有關規範,規定要求,有的是工程本身質量差,有的則是工程老化失修等問題。形成的這些大量病險水庫,不僅造成水庫不能正常運行,不能充分發揮其效益,而且還嚴重威脅到下遊人民生命財產的安全。這些病險水庫急需抓緊除險加固處理。
2.除險加固中的問題
在多年來的小型水庫除險加固實踐中,感覺到有幾個問題是除險
加固工程zhongbixurenzhenkaolvdewenti。diyishixiangmudezijinlaiyuanwenti。shijianzhengming,guangkaoguojiadezijinshinanyiquanmianjiejuewenti。shehuizijinshangweizhunru。youciyouyuzijinduanquewenti,zaochengchuxian
加固工程jinzhanhuanman。diershiguanyugongchengchulifanganwenti。xiangmuzijinlaiyuanburongyi,ruguozaizijinyoubaozhangdeqingkuangxia,erchulifanganyoudabudaoyaoqiu,zaochengjingjisunshi,geichuxiangongzuozaochenggengdadeyali,zhefangmiandelizibushao。youdeshuikutouruguoercizijin,xianqingrengjiu,farenshensheng。disangewentishixiangmushishiguanliwenti。youzijinbaozhang,helidechulifangan,shishijiushiguanjianle。bixuyaoyouyigezhengguihuadexiangmuguanlifangshi,cainengquebaogongchengzhiliang,dadaochuxianjiagudemude。fouzexiangmuguanlibudaowei,zaochenggongchengzhiliangcha,
加固工程失效,這方麵的例子也不少。
3.解決項目資金來源問題的探討
小型水庫除險
加固工程,一yi次ci性xing資zi金jin投tou入ru較jiao大da,通tong過guo水shui庫ku的de租zu賃lin,承cheng包bao方fang式shi獲huo得de的de資zi金jin較jiao少shao,不bu能neng滿man足zu項xiang目mu要yao求qiu。小xiao型xing水shui庫ku的de經jing濟ji社she會hui效xiao益yi特te別bie顯xian著zhu,這zhe是shi公gong認ren的de,但dan近jin年nian來lai,其qi養yang殖zhi的de經jing濟ji效xiao益yi也ye很hen可ke觀guan,其qi經jing濟ji價jia值zhi越yue來lai越yue受shou到dao人ren們men的de重zhong視shi。因yin此ci,
加固工程資金以公共(國家)投(tou)放(fang)為(wei)主(zhu)的(de)觀(guan)念(nian)隨(sui)社(she)會(hui)主(zhu)義(yi)市(shi)場(chang)經(jing)濟(ji)的(de)拓(tuo)展(zhan),也(ye)要(yao)改(gai)變(bian),要(yao)改(gai)變(bian)到(dao)以(yi)私(si)營(ying)投(tou)入(ru)為(wei)主(zhu)的(de)方(fang)向(xiang)上(shang)去(qu),這(zhe)樣(yang)或(huo)許(xu)能(neng)夠(gou)加(jia)快(kuai)病(bing)險(xian)水(shui)庫(ku)的(de)治(zhi)理(li)步(bu)伐(fa)。萬(wan)安(an)縣(xian)百(bai)加(jia)鄉(xiang)2004年nian底di采cai取qu水shui庫ku經jing營ying權quan拍pai賣mai的de方fang式shi,將jiang數shu座zuo水shui庫ku成cheng功gong地di競jing標biao拍pai賣mai出chu去qu了le,籌chou集ji了le充chong足zu的de加jia固gu資zi金jin,對dui這zhe幾ji個ge水shui庫ku進jin行xing了le全quan麵mian整zheng治zhi加jia固gu處chu理li,收shou到dao良liang好hao的de效xiao果guo。拍pai賣mai實shi施shi的de過guo程cheng,仍reng按an照zhao“分級管理、分級負責”的(de)原(yuan)則(ze),各(ge)級(ji)政(zheng)府(fu)建(jian)立(li)相(xiang)應(ying)的(de)專(zhuan)項(xiang)機(ji)構(gou)管(guan)理(li),在(zai)防(fang)汛(xun)責(ze)任(ren)製(zhi)和(he)灌(guan)溉(gai)保(bao)證(zheng)製(zhi)得(de)到(dao)切(qie)實(shi)落(luo)實(shi)的(de)前(qian)提(ti)下(xia),以(yi)拍(pai)賣(mai)水(shui)庫(ku)的(de)長(chang)時(shi)期(qi)的(de)經(jing)營(ying)權(quan),來(lai)換(huan)取(qu)除(chu)險(xian)加(jia)固(gu)資(zi)金(jin)或(huo)許(xu)是(shi)一(yi)個(ge)良(liang)好(hao)的(de)出(chu)路(lu)。
4、小型水庫除險加固中地勘工作的必要性。
在工程建設前期,主管部門一般都會組織設計、施工、運(yun)行(xing)管(guan)理(li)等(deng)方(fang)麵(mian)的(de)知(zhi)情(qing)人(ren)員(yuan)座(zuo)談(tan)水(shui)庫(ku)的(de)有(you)關(guan)事(shi)項(xiang)情(qing)況(kuang)。這(zhe)對(dui)水(shui)庫(ku)的(de)加(jia)固(gu)設(she)計(ji)有(you)脾(pi)益(yi)的(de),但(dan)要(yao)作(zuo)出(chu)一(yi)個(ge)完(wan)好(hao)的(de)設(she)計(ji)方(fang)案(an),工(gong)程(cheng)地(di)質(zhi)勘(kan)察(cha)也(ye)是(shi)必(bi)不(bu)可(ke)少(shao)的(de)。委(wei)托(tuo)具(ju)有(you)資(zi)質(zhi)的(de)專(zhuan)業(ye)機(ji)構(gou)對(dui)病(bing)險(xian)水(shui)庫(ku)進(jin)行(xing)一(yi)次(ci)全(quan)麵(mian)的(de)探(tan)查(zha),為(wei)設(she)計(ji)提(ti)供(gong)第(di)一(yi)手(shou)資(zi)料(liao),隻(zhi)有(you)這(zhe)樣(yang)才(cai)能(neng)做(zuo)到(dao)有(you)的(de)放(fang)矢(shi)。在(zai)這(zhe)裏(li)要(yao)說(shuo)明(ming)的(de)一(yi)點(dian)是(shi),地(di)勘(kan)工(gong)作(zuo)隻(zhi)是(shi)查(zha)明(ming)建(jian)築(zhu)體(ti)及(ji)其(qi)地(di)基(ji)的(de)基(ji)本(ben)情(qing)況(kuang),有(you)時(shi)也(ye)能(neng)夠(gou)準(zhun)確(que)找(zhao)到(dao)病(bing)因(yin)所(suo)在(zai)。但(dan)不(bu)能(neng)過(guo)高(gao)地(di)要(yao)求(qiu)地(di)質(zhi)勘(kan)察(cha)能(neng)在(zai)查(zha)明(ming)工(gong)程(cheng)地(di)質(zhi)基(ji)本(ben)條(tiao)件(jian)的(de)同(tong)時(shi),一(yi)定(ding)要(yao)準(zhun)確(que)地(di)找(zhao)到(dao)病(bing)症(zheng)所(suo)在(zai),一(yi)旦(dan)在(zai)有(you)限(xian)的(de)勘(kan)探(tan)工(gong)作(zuo)量(liang)之(zhi)內(nei)沒(mei)有(you)完(wan)全(quan)查(zha)明(ming)隱(yin)患(huan)所(suo)在(zai),就(jiu)否(fou)定(ding)地(di)質(zhi)勘(kan)察(cha)工(gong)作(zuo)的(de)必(bi)要(yao)性(xing),甚(shen)至(zhi)認(ren)為(wei)沒(mei)有(you)地(di)勘(kan)工(gong)作(zuo)也(ye)同(tong)樣(yang)能(neng)搞(gao)設(she)計(ji),這(zhe)對(dui)除(chu)險(xian)加(jia)固(gu)處(chu)理(li)方(fang)案(an)的(de)出(chu)台(tai)是(shi)極(ji)為(wei)不(bu)利(li)的(de)。工(gong)程(cheng)地(di)質(zhi)是(shi)工(gong)程(cheng)建(jian)設(she)的(de)基(ji)礎(chu)和(he)偵(zhen)察(cha)員(yuan)。對(dui)於(yu)小(xiao)型(xing)工(gong)程(cheng)由(you)於(yu)資(zi)金(jin)限(xian)製(zhi),筆(bi)者(zhe)認(ren)為(wei)地(di)勘(kan)工(gong)作(zuo)可(ke)以(yi)簡(jian)化(hua)一(yi)些(xie),不(bu)必(bi)要(yao)作(zuo)過(guo)多(duo)的(de)土(tu)樣(yang)試(shi)驗(yan)。這(zhe)樣(yang)就(jiu)可(ke)以(yi)利(li)用(yong)人(ren)工(gong)鑽(zuan)現(xian)場(chang)查(zha)明(ming)土(tu)壩(ba)體(ti)及(ji)土(tu)基(ji)的(de)基(ji)本(ben)情(qing)況(kuang),特(te)別(bie)是(shi)對(dui)交(jiao)通(tong)不(bu)便(bian)的(de)小(xiao)(2)型水庫,機械鑽難以進場,采取人工鑽和試坑取樣,也能達到勘察目的。
5、合理的處理方案是除險
加固工程設計的靈魂。
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加固工程的經濟效益問題,效益不好,則影響到拍賣,拍賣不成功,則無法籌資修庫。
6、小型水庫除險
加固工程項目實施要走正規化道路。
小型水庫土建工程造價一般都有幾十萬,加上淹沒補償,工程實際費用高出工程土建造價較多。隨著市場經濟的發展,利用水庫養魚、養豬的立體開發方式,使水庫的經濟價值越來越高,水庫由此帶來拍賣價格也相當高,投入到除險加固工程defeiyonghenkeguan。gaohaogongchengdexiangmuguanlishiyoujingjijichude。weileyonghaozijin,shishihaojianshefangan,xiangmudeshishiyaozhengguihua,yejiushiyaoqianghuaxiangmuguanli,zaixiangmuguanlishangyaoxingchengyixiangmufarenweizhuti,xiangmufarenxiangguojiahetouzifangfuze。xiangmuzhuguandanweiyaojiaqiangduixiangmufarenzujian,zhaobiaotoubiao、質量監督、項目驗收等各個環節的監管,嚴格執行基本建設程序。小型水庫除險加固工程也要實行招標投標製,建立公開公平公正的市場秩序,防止腐敗。小型水庫除險加固工程也要落實建設監理製,嚴格把好質量關。隻有靠正規化的管理,才能保證項目實施成功。