小龍(long)門航(hang)電(dian)(dian)樞(shu)紐(niu)工(gong)(gong)(gong)程(cheng)(cheng)位于(yu)嘉陵江中(zhong)(zhong)游(you)四川省南充市順(shun)慶區和(he)高坪區河段上(shang),是嘉陵江廣元至重慶合川段17級(ji)開發中(zhong)(zhong)的第11級(ji),工(gong)(gong)(gong)程(cheng)(cheng)距(ju)南充市中(zhong)(zhong)心(xin)約6千(qian)米,其上(shang)下(xia)游(you)分別與鳳儀(yi)航(hang)電(dian)(dian)樞(shu)紐(niu)工(gong)(gong)(gong)程(cheng)(cheng)和(he)青居航(hang)電(dian)(dian)樞(shu)紐(niu)工(gong)(gong)(gong)程(cheng)(cheng)相銜接。是以航(hang)運、發電(dian)(dian)為主(zhu),兼顧美(mei)化城(cheng)市環境、旅(lv)游(you)等綜合效益利用工(gong)(gong)(gong)程(cheng)(cheng)。
樞紐沿壩軸(zhou)線方向從(cong)左(zuo)至右分別布(bu)置(zhi)左(zuo)岸接頭壩、主廠房、6孔沖(chong)沙閘(zha)、19孔泄(xie)洪閘(zha)、船閘(zha)、右岸接頭壩。電站裝(zhuang)(zhuang)機4臺,豎(shu)井貫流式水輪發電機組,單機容(rong)量1.3萬千(qian)(qian)瓦,總裝(zhuang)(zhuang)機容(rong)量5.2萬千(qian)(qian)瓦。
水電八局(ju)承建(jian)了右岸(an)工(gong)程(cheng)(cheng)包(bao)括19孔泄洪閘(zha)(zha)、船閘(zha)(zha)、右岸(an)接頭壩(ba)土建(jian)工(gong)程(cheng)(cheng)及金屬結構安裝(zhuang)工(gong)程(cheng)(cheng)。工(gong)程(cheng)(cheng)睛2003年(nian)(nian)10月(yue)動工(gong),2004年(nian)(nian)11月(yue)大江截流(liu),2006年(nian)(nian)完工(gong)。