功效
京(jing)南(nan)水(shui)利樞紐位于養殖、旅游等綜合效(xiao)益的三等水(shui)利樞紐工程。壩址控制流域面積(ji)17338平方公里,,裝(zhuang)機容量6.9萬(wan)KW,,灌(guan)溉農(nong)田(tian)6.1萬(wan)畝,排(pai)澇面積(ji)3.33萬(wan)畝,改(gai)善(shan)航道35km。京(jing)南(nan)鄉境(jing)內,距梧(wu)州市68km。是(shi)一座以發電為主,兼(jian)有(you)航運、灌(guan)溉、水(shui)產等功能。
樞紐主要建(jian)筑(zhu)物由(you)攔河(he)(he)(he)壩、廠房、船(chuan)閘(zha)及(ji)開(kai)關站等組成。攔河(he)(he)(he)壩全(quan)長(chang)437.0m,由(you)左右(you)兩岸(an)(an)混(hun)凝土重(zhong)力(li)壩段(duan)(duan)(duan)、河(he)(he)(he)床溢流(liu)壩段(duan)(duan)(duan)及(ji)船(chuan)閘(zha)右(you)側的混(hun)凝土 重(zhong)力(li)壩段(duan)(duan)(duan)組成,最大(da)壩高32.7m。溢流(liu)壩段(duan)(duan)(duan)布置在河(he)(he)(he)床中、右(you)段(duan)(duan)(duan),總長(chang)277.0m,共16孔(kong),孔(kong)口凈寬14m。消能型式采用3孔(kong)底(di)流(liu)與13孔(kong)面流(liu) 綜合(he)消能布置。電站廠房為(wei)河(he)(he)(he)床式廠房,布置在左岸(an)(an)河(he)(he)(he)床斜坡地(di)帶(dai)。廠房全(quan)長(chang)73.54m ,其中主機(ji)(ji)間長(chang)40.53m,最大(da)底(di)寬73.166m,最大(da)高度(du)45.3m,安裝2臺(tai)3.45萬KW 燈(deng) 泡貫流(liu)式水輪(lun)發(fa)電機(ji)(ji)組。船(chuan)閘(zha)布置在左岸(an)(an)一(yi)級階地(di),船(chuan)閘(zha)規(gui)模為(wei)一(yi)次通(tong)過1+2×120T拖帶(dai) 船(chuan)隊,年通(tong)航能力(li)為(wei)100萬T。
京(jing)(jing)南水(shui)利樞紐工(gong)(gong)(gong)(gong)(gong)程通(tong)過(guo)投(tou)標(biao)議標(biao),由八局承(cheng)(cheng)建(jian)。1993年4月23日與廣(guang)西(xi)京(jing)(jing)南水(shui)利樞紐 工(gong)(gong)(gong)(gong)(gong)程指揮部簽訂《廣(guang)西(xi)梧州(zhou)京(jing)(jing)南水(shui)利樞紐土建(jian)工(gong)(gong)(gong)(gong)(gong)程合同(tong)協議書》。永久建(jian)筑工(gong)(gong)(gong)(gong)(gong)程及施工(gong)(gong)(gong)(gong)(gong)導流 工(gong)(gong)(gong)(gong)(gong)程采用單(dan)價承(cheng)(cheng)包方式;臨時建(jian)筑工(gong)(gong)(gong)(gong)(gong)程按總價包干,京(jing)(jing)南施工(gong)(gong)(gong)(gong)(gong)局負(fu)責施工(gong)(gong)(gong)(gong)(gong)。
工程總量
土石(shi)(shi)方(fang)(fang)(fang)開挖136.06萬(wan)(wan)立方(fang)(fang)(fang)米(mi)(mi),土石(shi)(shi)方(fang)(fang)(fang)填筑76.45萬(wan)(wan)立方(fang)(fang)(fang)米(mi)(mi),漿(jiang)砌(qi)石(shi)(shi)6.154萬(wan)(wan)立方(fang)(fang)(fang)米(mi)(mi),混(hun)凝土26.48萬(wan)(wan)立方(fang)(fang)(fang)米(mi)(mi),金屬結(jie)構制作安裝3715t,帷幕灌漿(jiang)5000m,固(gu)結(jie)灌漿(jiang)1726m 。合同工期(qi)(qi)為(wei)55個(ge)月(yue)(yue)(yue)。實際開工日期(qi)(qi)為(wei)1993年9月(yue)(yue)(yue)開始(shi)壩基開挖,10月(yue)(yue)(yue)土石(shi)(shi)圍 堰形(xing)成(cheng),風、水、電系統形(xing)成(cheng),12月(yue)(yue)(yue)砂石(shi)(shi)、混(hun)凝土拌和系統形(xing)成(cheng),并開始(shi)澆 筑縱向(xiang)圍堰混(hun)凝土。1994年9月(yue)(yue)(yue)開始(shi)澆筑廠房基礎(chu)混(hun)凝土,1997年3月(yue)(yue)(yue)一(yi)期(qi)(qi)工程完 成(cheng),6月(yue)(yue)(yue)28日第一(yi)臺機組發電。