靈(ling)(ling)渠(qu)(qu)(qu),又名澪渠(qu)(qu)(qu)、零渠(qu)(qu)(qu)、秦(qin)鑿渠(qu)(qu)(qu)、明(ming)清(qing)時(shi)期稱陡河。民國年(nian)(nian)(nian)(nian)間(jian)(jian),又稱為(wei)湘(xiang)桂運河。它(ta)位于廣(guang)(guang)西壯族(zu)自治(zhi)區(qu)興安縣境內(nei)。由(you)于它(ta)溝通(tong)了(le)(le)湘(xiang)江和漓江,從而連接(jie)了(le)(le)長江和珠江兩(liang)大(da)(da)水系,自秦(qin)代至民國兩(liang)千(qian)余(yu)年(nian)(nian)(nian)(nian)來,成(cheng)(cheng)了(le)(le)嶺(ling)南和中原(yuan)交通(tong)孔道(dao)(dao)。靈(ling)(ling)渠(qu)(qu)(qu)開(kai)鑿于哪(na)一年(nian)(nian)(nian)(nian),歷史沒有記載,人(ren)們(men)只能按史實推斷。據史料(liao),秦(qin)始(shi)(shi)皇(huang)(huang)于二十(shi)六(liu)年(nian)(nian)(nian)(nian)(公元前(qian)(qian)221年(nian)(nian)(nian)(nian))后(hou)滅(mie)齊統(tong)一六(liu)國,分(fen)天下為(wei)三十(shi)六(liu)郡。在(zai)此之前(qian)(qian),不可(ke)能開(kai)鑿靈(ling)(ling)渠(qu)(qu)(qu)。統(tong)一六(liu)國后(hou),才向(xiang)(xiang)嶺(ling)南遺發50萬大(da)(da)軍(jun)。就算秦(qin)軍(jun)作了(le)(le)充分(fen)準備,發兵時(shi)間(jian)(jian),也不致早(zao)于秦(qin)始(shi)(shi)皇(huang)(huang)二十(shi)七年(nian)(nian)(nian)(nian)(公元前(qian)(qian)220年(nian)(nian)(nian)(nian))。五(wu)十(shi)萬秦(qin)軍(jun)分(fen)為(wei)五(wu)路,分(fen)別指向(xiang)(xiang)五(wu)夷(yi)山、大(da)(da)瘦嶺(ling)、騎田嶺(ling)、都龐(pang)嶺(ling)、越(yue)城嶺(ling)的(de)五(wu)處山口,向(xiang)(xiang)現在(zai)的(de)福建、廣(guang)(guang)東、廣(guang)(guang)西進(jin)軍(jun)。但向(xiang)(xiang)廣(guang)(guang)西、廣(guang)(guang)東進(jin)軍(jun)的(de)秦(qin)軍(jun)并不順利,迂到(dao)了(le)(le)越(yue)人(ren)的(de)頑強(qiang)抵抗。迫使秦(qin)軍(jun)“三年(nian)(nian)(nian)(nian)不解(jie)甲弛弩”,糧(liang)餉(xiang)也沒法供應,因而才“又以卒鑿渠(qu)(qu)(qu)而通(tong)糧(liang)道(dao)(dao)”。秦(qin)始(shi)(shi)皇(huang)(huang)於二十(shi)七年(nian)(nian)(nian)(nian)向(xiang)(xiang)嶺(ling)南發兵,打了(le)(le)三年(nian)(nian)(nian)(nian)以后(hou)再決定鑿靈(ling)(ling)渠(qu)(qu)(qu),那開(kai)始(shi)(shi)鑿渠(qu)(qu)(qu)的(de)時(shi)間(jian)(jian)應在(zai)秦(qin)始(shi)(shi)皇(huang)(huang)二十(shi)九年(nian)(nian)(nian)(nian)以后(hou)(公元前(qian)(qian)218年(nian)(nian)(nian)(nian))。至三十(shi)三年(nian)(nian)(nian)(nian)(公元前(qian)(qian)214年(nian)(nian)(nian)(nian))鑿成(cheng)(cheng)通(tong)航(hang),靈(ling)(ling)渠(qu)(qu)(qu)的(de)開(kai)挖(wa)將近(jin)用了(le)(le)四年(nian)(nian)(nian)(nian)時(shi)間(jian)(jian)。
靈(ling)渠(qu)鑿(zao)成以后(hou),秦(qin)軍(jun)有了(le)充足的(de)糧餉,因而(er)一(yi)(yi)鼓作(zuo)氣,勇(yong)往直前(qian),當年即統一(yi)(yi)了(le)嶺(ling)南(nan)。占領嶺(ling)南(nan)后(hou),派(pai)兵(bing)戍守,也有保障。通(tong)(tong)過靈(ling)渠(qu),秦(qin)代(dai)還由中原往嶺(ling)南(nan)大量移民,加快了(le)民族的(de)大融合,加速了(le)嶺(ling)南(nan)經濟(ji)的(de)開(kai)發,加強了(le)文(wen)化的(de)交(jiao)流,為維護國(guo)家的(de)統一(yi)(yi),鞏固(gu)祖國(guo)的(de)邊防,起到了(le)極(ji)為重要的(de)作(zuo)用。后(hou)人(ren)說靈(ling)渠(qu)“通(tong)(tong)三江,貫(guan)五嶺(ling)”,意義之重大,對后(hou)世(shi)功用之奇偉,是不言而(er)喻的(de)。除此之外(wai),單(dan)就水利建筑上的(de)輝煌(huang)成就,時(shi)至今日,仍放(fang)射(she)出燦爛的(de)光彩。
位于距南(nan)陡下(xia)游約半里的南(nan)渠(qu)北岸,是座庭(ting)院(yuan)(yuan)式的建(jian)(jian)筑(zhu)(zhu),內(nei)有(you)對(dui)靈渠(qu)有(you)過貢獻的秦監御史祿、漢(han)伏波將軍馬(ma)援、唐桂(gui)管觀察使(shi)李渤、桂(gui)州(zhou)刺史魚孟(meng)威半身塑像。四(si)(si)賢(xian)(xian)(xian)祠(ci)(ci)又(you)名靈濟祠(ci)(ci)、靈濟廟,始建(jian)(jian)于何時,史說不一。光緒十四(si)(si)年(1888年)再建(jian)(jian),為(wei)二殿(dian)并列共6開(kai)(kai)間(jian)(jian),寬24米(mi),深(shen)11米(mi),東西(xi)北3面砌墻,南(nan)面有(you)雕(diao)花木門(men)36扇(shan),西(xi)殿(dian)前臨靈渠(qu)有(you)門(men)樓,建(jian)(jian)筑(zhu)(zhu)面積共280平(ping)方(fang)米(mi)。解放后,四(si)(si)賢(xian)(xian)(xian)祠(ci)(ci)房基下(xia)沉,殿(dian)內(nei)木架為(wei)白蟻蛀空,行將倒塌(ta)。廣西(xi)壯(zhuang)族自治區撥款重建(jian)(jian),于1981年12月1日(ri)(ri)開(kai)(kai)工,1985年4月30日(ri)(ri)落成。新祠(ci)(ci)為(wei)五開(kai)(kai)間(jian)(jian),上下(xia)2層,寬21米(mi),深(shen)11米(mi),高12.3米(mi),基礎深(shen)4米(mi)。院(yuan)(yuan)內(nei)增建(jian)(jian)了(le)(le)回廊、住房、售(shou)貨(huo)廳及東西(xi)院(yuan)(yuan)門(men)等。全部建(jian)(jian)筑(zhu)(zhu)面積為(wei)743平(ping)方(fang)米(mi),主體建(jian)(jian)筑(zhu)(zhu)基本上保留了(le)(le)原有(you)民族形式。四(si)(si)賢(xian)(xian)(xian)祠(ci)(ci)內(nei)除保存有(you)元明以(yi)來(lai)10余方(fang)石刻(ke)外,院(yuan)(yuan)內(nei)尚有(you)大(da)重陽樹一株,樹身橫吞(tun)乾(qian)隆年間(jian)(jian)石碑(bei)一塊。古(gu)樹吞(tun)碑(bei),為(wei)四(si)(si)賢(xian)(xian)(xian)祠(ci)(ci)內(nei)一大(da)奇景。
在(zai)四賢祠西約半里的(de)靈(ling)渠(qu)(qu)(qu)北(bei)岸(an)邊,是一(yi)座突出(chu)堤上(shang)的(de)天然(ran)巖石,略成方形,上(shang)平如砥,高(gao)約4米,周約20米,上(shang)有四季桂一(yi)株,有石級可以攀登(deng)而上(shang)。石壁各(ge)方,前人(ren)題詠(yong)石刻(ke)很(hen)多。傳說(shuo)此石是四川(chuan)峨嵋山飛(fei)來(lai)的(de)仙(xian)(xian)石,修渠(qu)(qu)(qu)時這里有豬婆精(jing)作怪(guai),渠(qu)(qu)(qu)堤白(bai)天修好,夜晚豬婆精(jing)拱(gong)倒,使修渠(qu)(qu)(qu)誤工,領工被殺(sha),民夫受(shou)累,飛(fei)鶴(he)大仙(xian)(xian)便將座下蒲團石飛(fei)來(lai)鎮住豬婆精(jing),渠(qu)(qu)(qu)堤始成。
在粟家橋附近的靈渠(qu)南岸,系(xi)明(ming)朝(chao)封張、劉、李(li)鎮國將軍(jun)(jun)的神墓。清乾隆(long)五十(shi)(shi)(shi)六年(nian)辛(xin)亥歲(1791年(nian))季春(chun)月上(shang)水關眾等(deng)立墓碑(bei),道光十(shi)(shi)(shi)三(san)年(nian)(1833年(nian))知(zhi)縣張運昭砌(qi)以石(shi),并立碑(bei)記(ji)。墓為(wei)(wei)圓(yuan)形,高約2米(mi),直(zhi)徑為(wei)(wei)4米(mi)。清乾隆(long)五十(shi)(shi)(shi)六年(nian)立的三(san)將軍(jun)(jun)墓碑(bei)刻,文為(wei)(wei):“三(san)將軍(jun)(jun)墓由來久矣(yi)。其遺事(shi)記(ji)未詳載,相傳筑堤有功,敕封鎮國將軍(jun)(jun),卒于吾邑,合葬東北山陽,三(san)公一冢。則是生為(wei)(wei)當時良佐,死為(wei)(wei)后世福(fu)神。故吾邑立廟崇祀者二處,其墓雖有碑(bei)記(ji),載事(shi)亦(yi)略,矧世遠(yuan)年(nian)湮,土(tu)崩石(shi)裂將至頹泯。吾儕不(bu)忍(ren)坐(zuo)視,重修立石(shi),以垂不(bu)朽,庶神圣名播千(qian)秋,而吾邑福(fu)隆(long)萬代。是為(wei)(wei)記(ji)。”
位(wei)于興安(an)(an)縣(xian)城(cheng)中水關(guan)的靈渠(qu)上。為昔日往(wang)來南(nan)北必經之道(dao),據說該橋(qiao)(qiao)(qiao)距(ju)唐(tang)代都城(cheng)長(chang)安(an)(an)水路約(yue)萬(wan)里(li),故稱萬(wan)里(li)橋(qiao)(qiao)(qiao)。桂管觀察使李(li)渤于唐(tang)寶歷元(yuan)年(nian)(nian)(nian)(nian)(nian)(825年(nian)(nian)(nian)(nian)(nian))修靈渠(qu)時所(suo)建。橋(qiao)(qiao)(qiao)上原無亭(ting),為虹(hong)式(shi)單(dan)拱(gong),只有1層斧刃(ren)石(shi)發券砌成,兩邊橋(qiao)(qiao)(qiao)欄的石(shi)條是后(hou)(hou)來所(suo)置(zhi)。明洪武八年(nian)(nian)(nian)(nian)(nian)(1375年(nian)(nian)(nian)(nian)(nian))知縣(xian)曾(ceng)孔傳構亭(ting)復橋(qiao)(qiao)(qiao)。成化九(jiu)年(nian)(nian)(nian)(nian)(nian)(1473年(nian)(nian)(nian)(nian)(nian))重修橋(qiao)(qiao)(qiao)亭(ting)。成化十二年(nian)(nian)(nian)(nian)(nian),清雍正三年(nian)(nian)(nian)(nian)(nian)(1725年(nian)(nian)(nian)(nian)(nian))重修橋(qiao)(qiao)(qiao)亭(ting)。嘉(jia)慶年(nian)(nian)(nian)(nian)(nian)間亭(ting)毀于火,尋(xun)復修葺。民國33年(nian)(nian)(nian)(nian)(nian)(1944年(nian)(nian)(nian)(nian)(nian))冬亭(ting)毀于火。1964年(nian)(nian)(nian)(nian)(nian)興安(an)(an)縣(xian)人民政府依(yi)照原樣重修萬(wan)里(li)橋(qiao)(qiao)(qiao),原橋(qiao)(qiao)(qiao)面長(chang)7.45米(mi)(mi),北(偏東)橋(qiao)(qiao)(qiao)堍(tu)(tu)9級(ji),斜(xie)坡(po)(po)(po)長(chang)3.7米(mi)(mi),南(nan)(偏西(xi))橋(qiao)(qiao)(qiao)堍(tu)(tu)7級(ji),斜(xie)坡(po)(po)(po)長(chang)3.4米(mi)(mi),橋(qiao)(qiao)(qiao)高4.5米(mi)(mi),寬6.05米(mi)(mi)。橋(qiao)(qiao)(qiao)拱(gong)半(ban)徑3米(mi)(mi)。重修后(hou)(hou)橋(qiao)(qiao)(qiao)面長(chang)6.25米(mi)(mi),寬6米(mi)(mi),北(偏東)橋(qiao)(qiao)(qiao)堍(tu)(tu)11級(ji),斜(xie)坡(po)(po)(po)長(chang)4.5米(mi)(mi),南(nan)(偏西(xi))橋(qiao)(qiao)(qiao)堍(tu)(tu)9級(ji),斜(xie)坡(po)(po)(po)長(chang)3.75米(mi)(mi),橋(qiao)(qiao)(qiao)拱(gong)半(ban)徑3米(mi)(mi)。1985年(nian)(nian)(nian)(nian)(nian),縣(xian)人民政府建成仿古鋼筋混凝土結構、琉璃瓦、四阿頂的橋(qiao)(qiao)(qiao)亭(ting),用款1.5萬(wan)元(yuan)。
又名天后(hou)橋、娘(niang)娘(niang)橋,位于萬里(li)橋下游約(yue)80米(mi)的(de)靈渠(qu)上。是一(yi)座(zuo)虹式單拱石橋。康(kang)熙七年(nian)(nian)(1668年(nian)(nian))監生石琴國捐(juan)建。橋面長6.5米(mi),跨(kua)度6米(mi),拱高(gao)5米(mi),寬6米(mi)。橋上原有亭(ting)(ting)(ting),亭(ting)(ting)(ting)內供天后(hou)像。民國22年(nian)(nian)(1933年(nian)(nian))橋亭(ting)(ting)(ting)因演戲傾(qing)圮,砸(za)死32人。1985年(nian)(nian)重(zhong)修滄(cang)浪橋和重(zhong)修橋亭(ting)(ting)(ting)。亭(ting)(ting)(ting)為鋼筋混凝土結構、琉璃瓦、雙(shuang)重(zhong)檐、四阿頂,當年(nian)(nian)12月竣工,用款2.1萬元(yuan)。
位于興安縣(xian)城下水門的(de)出口處靈渠上(shang),距滄浪(lang)橋約50米(mi)(mi),建于宋太平(ping)興國八年(983年)。清乾隆(long)元年(1736年)重(zhong)建,是虹式(shi)單拱石橋,橋面長6.1米(mi)(mi),寬(kuan)7米(mi)(mi),東橋堍10級(ji),水平(ping)長5.9米(mi)(mi),西橋堍已被拆城垣的(de)泥(ni)(ni)土填平(ping),上(shang)通(tong)石階(jie),拱高4.8米(mi)(mi),跨度6米(mi)(mi)。1988年在橋上(shang)增(zeng)建水泥(ni)(ni)鋼筋橋亭(ting),用款1.79萬元。
在興(xing)安縣城東(dong)門外的靈渠上,不知建于何時,虹式(shi)單拱石橋,橋面長7米(mi)(mi),寬2.6米(mi)(mi)。北(偏(pian)東(dong))橋堍(tu)15級,水平(ping)長4.9米(mi)(mi),南(偏(pian)西)橋堍(tu)10級,水平(ping)長3.5米(mi)(mi),券洞跨度長約7米(mi)(mi),拱高5米(mi)(mi)。
位(wei)于(yu)(yu)興安縣(xian)城東南(nan)3公里海(hai)洋河的(de)(de)分水塘(又稱渼潭)攔(lan)河大壩的(de)(de)上(shang)游,由(you)于(yu)(yu)前銳(rui)后鈍(dun)(dun),形(xing)如犁鏵(hua),故稱“鏵(hua)嘴(zui)”。是(shi)與(yu)大、小(xiao)天平(ping)銜(xian)接(jie)的(de)(de)具有分水作用的(de)(de)砌石(shi)壩。從大、小(xiao)天平(ping)的(de)(de)銜(xian)接(jie)處(chu)向上(shang)游砌筑,銳(rui)角所(suo)指的(de)(de)方(fang)(fang)向與(yu)海(hai)洋河主(zhu)流方(fang)(fang)向相對,把海(hai)洋河水劈分為二,一由(you)南(nan)渠而(er)合(he)于(yu)(yu)漓,一由(you)北渠而(er)歸于(yu)(yu)湘。鏵(hua)嘴(zui)原來的(de)(de)長(chang)度在現存鏵(hua)嘴(zui)30丈外的(de)(de)上(shang)游,清光緒十(shi)一年至(zhi)十(shi)四年(1885~1888年)修渠時,由(you)于(yu)(yu)鏵(hua)嘴(zui)被淤積的(de)(de)砂石(shi)所(suo)淹,才把它移建于(yu)(yu)現今的(de)(de)位(wei)置。但現今的(de)(de)形(xing)狀卻不是(shi)前銳(rui)后鈍(dun)(dun),而(er)一個(ge)(ge)一邊(bian)長(chang)40米(mi)(mi)(mi)(mi),另一邊(bian)長(chang)38米(mi)(mi)(mi)(mi),寬22.8米(mi)(mi)(mi)(mi),高2.3米(mi)(mi)(mi)(mi),四周用長(chang)約1.7米(mi)(mi)(mi)(mi),厚寬60厘(li)米(mi)(mi)(mi)(mi)至(zhi)1米(mi)(mi)(mi)(mi)大塊石(shi)灰巖砌成的(de)(de)斜方(fang)(fang)形(xing)平(ping)臺(tai)。在這個(ge)(ge)平(ping)臺(tai)末(mo)端的(de)(de)南(nan)邊(bian),解放后又筑了長(chang)約30米(mi)(mi)(mi)(mi)的(de)(de)石(shi)堤(di)。整個(ge)(ge)鏵(hua)嘴(zui)由(you)大、小(xiao)天平(ping)的(de)(de)銜(xian)接(jie)處(chu)至(zhi)鏵(hua)嘴(zui)的(de)(de)尖端長(chang)90米(mi)(mi)(mi)(mi)。
接(jie)鏵嘴(zui)下(xia)游是(shi)攔(lan)截海洋(yang)河(he)的攔(lan)河(he)壩(ba)(ba),大(da)天(tian)(tian)(tian)平(ping)(ping)即攔(lan)河(he)壩(ba)(ba)的右(you)部,小天(tian)(tian)(tian)平(ping)(ping)為(wei)攔(lan)河(he)壩(ba)(ba)的左部,大(da)天(tian)(tian)(tian)平(ping)(ping)與(yu)(yu)小天(tian)(tian)(tian)平(ping)(ping)銜接(jie)成人字(zi)形(夾角(jiao)108度(du)(du)),因二者原屬湘江(jiang)故道(dao),稍有(you)崩壞,則無滴水(shui)(shui)入渠(qu)。小天(tian)(tian)(tian)平(ping)(ping)左端(duan)設(she)有(you)南陡,即引水(shui)(shui)入南渠(qu)的進水(shui)(shui)口;大(da)天(tian)(tian)(tian)平(ping)(ping)右(you)端(duan)設(she)有(you)北(bei)陡,即引水(shui)(shui)入北(bei)渠(qu)的進水(shui)(shui)口。據(ju)1985年12月(yue)~1986年1月(yue)廣(guang)西壯族自治區桂林水(shui)(shui)利(li)電力設(she)計(ji)院和(he)水(shui)(shui)電建筑(zhu)工(gong)程(cheng)處對靈渠(qu)大(da)小天(tian)(tian)(tian)平(ping)(ping)勘測,大(da)天(tian)(tian)(tian)平(ping)(ping)壩(ba)(ba)頂長344米(mi)(mi)(mi),寬(kuan)12.9~25.2米(mi)(mi)(mi),砌(qi)石(shi)(shi)體(ti)(ti)高(gao)(gao)(gao)度(du)(du)2.24米(mi)(mi)(mi),上(shang)游溢(yi)流(liu)面(mian)高(gao)(gao)(gao)程(cheng)213.7米(mi)(mi)(mi),河(he)床(chuang)底高(gao)(gao)(gao)程(cheng)213.5米(mi)(mi)(mi)。下(xia)游鼻(bi)(bi)坎高(gao)(gao)(gao)程(cheng)212.3米(mi)(mi)(mi),河(he)床(chuang)沖刷坑底高(gao)(gao)(gao)程(cheng)210.9米(mi)(mi)(mi)。小天(tian)(tian)(tian)平(ping)(ping)壩(ba)(ba)頂長130米(mi)(mi)(mi),寬(kuan)24.3米(mi)(mi)(mi),砌(qi)石(shi)(shi)體(ti)(ti)高(gao)(gao)(gao)度(du)(du)2.24米(mi)(mi)(mi),上(shang)游溢(yi)流(liu)面(mian)高(gao)(gao)(gao)程(cheng)213.3米(mi)(mi)(mi),河(he)床(chuang)底高(gao)(gao)(gao)程(cheng)212.8米(mi)(mi)(mi),下(xia)游鼻(bi)(bi)坎高(gao)(gao)(gao)程(cheng)212米(mi)(mi)(mi),河(he)床(chuang)沖刷坑高(gao)(gao)(gao)程(cheng)210.8米(mi)(mi)(mi)。大(da)小天(tian)(tian)(tian)平(ping)(ping)均為(wei)面(mian)流(liu)式(shi)攔(lan)河(he)堰,軸線間之(zhi)夾角(jiao)108度(du)(du),與(yu)(yu)河(he)床(chuang)方(fang)向的夾角(jiao)大(da)天(tian)(tian)(tian)平(ping)(ping)57度(du)(du),小天(tian)(tian)(tian)平(ping)(ping)51度(du)(du)。天(tian)(tian)(tian)平(ping)(ping)中部塊石(shi)(shi)近于(yu)直立砌(qi)筑(zhu),稱之(zhi)為(wei)魚(yu)(yu)鱗(lin)石(shi)(shi),厚度(du)(du)0.7~1.3米(mi)(mi)(mi)。魚(yu)(yu)鱗(lin)石(shi)(shi)下(xia)伏的沙(sha)卵石(shi)(shi),上(shang)部為(wei)人工(gong)混(hun)粘(zhan)土(tu)的砂卵石(shi)(shi)壩(ba)(ba)體(ti)(ti),下(xia)部為(wei)原生沉積砂卵石(shi)(shi)。上(shang)下(xia)兩部分很難分清。條石(shi)(shi)及魚(yu)(yu)鱗(lin)石(shi)(shi)之(zhi)間的膠(jiao)結(jie)物,一(yi)部分為(wei)沙(sha)粘(zhan)土(tu)及石(shi)(shi)灰,已(yi)風(feng)化(hua)松散;另一(yi)部分是(shi)摻有(you)桐油的乳白及粉紅色之(zhi)膠(jiao)結(jie)物,結(jie)構致密,抗風(feng)化(hua)力強,特別(bie)堅硬。
全長(chang)33.15公(gong)(gong)里。可分(fen)為(wei)4段(duan)(duan)(duan):第一(yi)(yi)段(duan)(duan)(duan)從(cong)南陡(dou)起,經飛來石(shi)(shi)、泄水(shui)(shui)(shui)(shui)(shui)天平(ping)、馬氏橋(qiao),穿(chuan)過興安(an)縣(xian)城,到(dao)大(da)(da)灣陡(dou),長(chang)3.15公(gong)(gong)里,水(shui)(shui)(shui)(shui)(shui)面(mian)(mian)寬(kuan)8~15米(mi)(mi)(mi)(mi)(mi),水(shui)(shui)(shui)(shui)(shui)深1~1.8米(mi)(mi)(mi)(mi)(mi)。渠(qu)線(xian)(xian)沿(yan)湘江左(zuo)(zuo)岸西行,大(da)(da)部(bu)分(fen)為(wei)半開(kai)挖(wa)(wa)(wa)的(de)渠(qu)道。左(zuo)(zuo)側沿(yan)石(shi)(shi)山(shan)或地面(mian)(mian)開(kai)挖(wa)(wa)(wa);右側為(wei)砌(qi)石(shi)(shi)渠(qu)堤(di)(di)(di),即通常(chang)所說的(de)秦堤(di)(di)(di),內外坡均用條石(shi)(shi)砌(qi)筑(zhu),中間填土,開(kai)始一(yi)(yi)段(duan)(duan)(duan)砌(qi)石(shi)(shi)堤(di)(di)(di)高(gao)5米(mi)(mi)(mi)(mi)(mi),下臨(lin)湘江,傳(chuan)說修筑(zhu)時(shi)曾兩次(ci)(ci)失(shi)敗,到(dao)第三次(ci)(ci)將渠(qu)線(xian)(xian)移到(dao)飛來石(shi)(shi)左(zuo)(zuo)側才得以筑(zhu)成(cheng)。第二段(duan)(duan)(duan)自大(da)(da)灣陡(dou),穿(chuan)過湘江與漓(li)江的(de)分(fen)水(shui)(shui)(shui)(shui)(shui)嶺太(tai)史廟(miao)山(shan)到(dao)漓(li)江小支流始安(an)水(shui)(shui)(shui)(shui)(shui)止。長(chang)0.95公(gong)(gong)里,水(shui)(shui)(shui)(shui)(shui)面(mian)(mian)寬(kuan)6~13.5米(mi)(mi)(mi)(mi)(mi),水(shui)(shui)(shui)(shui)(shui)深0.7~1.5米(mi)(mi)(mi)(mi)(mi)。這一(yi)(yi)段(duan)(duan)(duan)全線(xian)(xian)均為(wei)開(kai)挖(wa)(wa)(wa)的(de)渠(qu)道,穿(chuan)過太(tai)史廟(miao)山(shan)處(chu)(chu)深挖(wa)(wa)(wa)約(yue)30米(mi)(mi)(mi)(mi)(mi),長(chang)300余(yu)米(mi)(mi)(mi)(mi)(mi)。這一(yi)(yi)段(duan)(duan)(duan)的(de)開(kai)挖(wa)(wa)(wa),工程(cheng)十分(fen)艱巨。第三段(duan)(duan)(duan)自始安(an)水(shui)(shui)(shui)(shui)(shui)起,沿(yan)天然(ran)(ran)小河(he)道,在霞(xia)云橋(qiao)有硯石(shi)(shi)水(shui)(shui)(shui)(shui)(shui)匯(hui)入(ru)(ru),流經靈(ling)山(shan)廟(miao),至(zhi)趙家堰村(cun)附(fu)近匯(hui)入(ru)(ru)清水(shui)(shui)(shui)(shui)(shui)河(he),以下即稱(cheng)靈(ling)河(he)。這一(yi)(yi)段(duan)(duan)(duan)長(chang)6.25公(gong)(gong)里,是利(li)用天然(ran)(ran)小河(he)擴寬(kuan)而成(cheng)的(de),同時(shi)增加了渠(qu)道的(de)彎曲(qu)段(duan)(duan)(duan),以減緩坡降。這一(yi)(yi)段(duan)(duan)(duan)水(shui)(shui)(shui)(shui)(shui)面(mian)(mian)寬(kuan)7~15米(mi)(mi)(mi)(mi)(mi),水(shui)(shui)(shui)(shui)(shui)深0.2~1.3米(mi)(mi)(mi)(mi)(mi)。第4段(duan)(duan)(duan)從(cong)清水(shui)(shui)(shui)(shui)(shui)河(he)匯(hui)合(he)處(chu)(chu)起,經鸞塘、車田(tian)、到(dao)靈(ling)河(he)口匯(hui)入(ru)(ru)大(da)(da)溶江處(chu)(chu)止,通稱(cheng)靈(ling)河(he)。長(chang)22.8公(gong)(gong)里,沿(yan)程(cheng)有一(yi)(yi)些(xie)支流匯(hui)入(ru)(ru),水(shui)(shui)(shui)(shui)(shui)勢增大(da)(da),河(he)面(mian)(mian)寬(kuan)闊(kuo),水(shui)(shui)(shui)(shui)(shui)面(mian)(mian)寬(kuan)25~50米(mi)(mi)(mi)(mi)(mi),水(shui)(shui)(shui)(shui)(shui)深0.6~3米(mi)(mi)(mi)(mi)(mi)。這一(yi)(yi)段(duan)(duan)(duan)除黃龍(long)堤(di)(di)(di)附(fu)近曾開(kai)鑿新渠(qu),使河(he)水(shui)(shui)(shui)(shui)(shui)曲(qu)折迂回,以降低坡降外,均為(wei)天然(ran)(ran)渠(qu)道。
全長3.25公里,開鑿于湘江(jiang)北(bei)岸寬(kuan)闊的一級階(jie)地上。自北(bei)陡(dou)向北(bei),經打魚村(cun)、花橋,至水泊(bo)村(cun)匯入湘江(jiang)。寬(kuan)10~15米(mi)。北(bei)陡(dou)口高程(cheng)為211.8米(mi),渠尾高程(cheng)206.31米(mi),平均坡降1.69‰。中段開挖了連續的2個(ge)S型渠段,以降低(di)比(bi)降。
又稱田涵、渠(qu)眼,或稱塘(tang)孔。設于堤內(nei),塊石砌筑,用于放水灌溉。明洪(hong)武二十九年(nian)(1396年(nian)),嚴震直修渠(qu)時,建有灌田水涵24處。解放后,由(you)于灌溉渠(qu)道(dao)陸(lu)續建成,除(chu)引(yin)水入灌溉渠(qu)道(dao)的進水閘外,其(qi)余水涵多已堵(du)塞(sai)。迄今,南渠(qu)大灣陡以(yi)上(shang)尚有7處,北渠(qu)有2處。
陡門,或稱(cheng)斗門,是在南(nan)(nan)、北渠上用(yong)(yong)于壅高水位,蓄水通航,具有(you)(you)船閘作用(yong)(yong)的(de)建(jian)筑物。據歷史(shi)文獻(xian)資(zi)料記載,陡門早出(chu)現于唐(tang)寶歷元年(nian)(nian)(nian)(825年(nian)(nian)(nian)),到(dao)唐(tang)咸(xian)通九年(nian)(nian)(nian)(868年(nian)(nian)(nian))重修(xiu)時,已(yi)有(you)(you)陡門18座。宋嘉(jia)祐三年(nian)(nian)(nian)(1058年(nian)(nian)(nian)),達到(dao)36座,為(wei)有(you)(you)記載以來較多的(de)。經過歷次增建(jian)及廢(fei)棄,到(dao)清光緒十一年(nian)(nian)(nian)(1885年(nian)(nian)(nian)),陡門數仍有(you)(you)35座。解(jie)放后,據1975年(nian)(nian)(nian)調查(cha),歷史(shi)文獻(xian)中(zhong)先后有(you)(you)記載的(de)陡門共37座,其中(zhong)南(nan)(nan)渠32座,北渠5座,保存完(wan)整(zheng)或大體完(wan)整(zheng)的(de)有(you)(you)13座,加(jia)上1977年(nian)(nian)(nian)重建(jian)的(de)北陡,共14座;其余僅殘存有(you)(you)幾塊(kuai)條(tiao)石,或下部尚有(you)(you)基石,可判(pan)斷該處(chu)原曾設(she)有(you)(you)陡門,但多數已(yi)無遺跡。
堰(yan)(yan)(yan)壩(ba)(ba)(ba)是建筑在(zai)渠(qu)(qu)(qu)道里的(de)(de)一種欄河(he)蓄水(shui)(shui)、引(yin)(yin)流入溝(gou)灌田、或積水(shui)(shui)推動筒車的(de)(de)設施。現今(jin)能見到堰(yan)(yan)(yan)壩(ba)(ba)(ba)有(you)兩種:一種是由石(shi)(shi)塊砌成(cheng)的(de)(de)半圓形堰(yan)(yan)(yan)壩(ba)(ba)(ba),與石(shi)(shi)砌陡門(men)相似(si),不同之處在(zai)于(yu)塞陡用(yong)(yong)(yong)的(de)(de)是陡杠、陡篳,而塞堰(yan)(yan)(yan)用(yong)(yong)(yong)7塊長約5米,寬約0.3米的(de)(de)扁平方木(mu)作(zuo)為閘板開(kai)關(guan)。這種堰(yan)(yan)(yan)壩(ba)(ba)(ba)很少(shao),南渠(qu)(qu)(qu)有(you)2座(zuo):一在(zai)霞云橋(qiao)附(fu)近今(jin)公(gong)路(lu)下邊,一在(zai)十五(wu)陡與十六陡之間,即今(jin)興安農藥廠附(fu)近。這種堰(yan)(yan)(yan)壩(ba)(ba)(ba)沒有(you)引(yin)(yin)水(shui)(shui)溝(gou),一般用(yong)(yong)(yong)法是,關(guan)堰(yan)(yan)(yan)時把(ba)渠(qu)(qu)(qu)水(shui)(shui)堵(du)住,提高水(shui)(shui)位,以(yi)便龍骨(gu)水(shui)(shui)車提取渠(qu)(qu)(qu)水(shui)(shui)灌田。另一種堰(yan)(yan)(yan)壩(ba)(ba)(ba),多建在(zai)河(he)面較寬的(de)(de)渠(qu)(qu)(qu)道中(zhong),自趙家堰(yan)(yan)(yan)以(yi)下共有(you)32座(zuo)。它的(de)(de)結構,一般都(dou)用(yong)(yong)(yong)長木(mu)樁(zhuang)密排深(shen)釘(ding),框架里堆(dui)砌鵝卵(luan)石(shi)(shi),砌成(cheng)高3~4米的(de)(de)斜面滾(gun)水(shui)(shui)堤壩(ba)(ba)(ba)。較簡單的(de)(de),不用(yong)(yong)(yong)大小框架,而是用(yong)(yong)(yong)竹(zhu)簍(lou)囊石(shi)(shi),橫亙江面,再用(yong)(yong)(yong)長木(mu)樁(zhuang)排列竹(zhu)簍(lou)兩邊,密密釘(ding)固。堰(yan)(yan)(yan)壩(ba)(ba)(ba)上(shang)開(kai)有(you)堰(yan)(yan)(yan)門(men),以(yi)便船舶往來(lai)。
秦堤(di)(di)(di)(di)(di)指從南陡(dou)口(kou)(kou)(kou)到興安(an)城區(qu)上水(shui)(shui)門街口(kou)(kou)(kou)靈渠和湘江故道之間約(yue)2公里長的堤(di)(di)(di)(di)(di)岸(an)。民國時(shi)就定名(ming)為(wei)秦堤(di)(di)(di)(di)(di)風景區(qu)。秦堤(di)(di)(di)(di)(di)風景區(qu)大體可分為(wei)3段。初的一段由(you)南陡(dou)口(kou)(kou)(kou)起至飛(fei)來(lai)(lai)石(shi)止(zhi),堤(di)(di)(di)(di)(di)岸(an)頂面(mian)(mian)較寬,一般都在5至10米(mi)(mi)之間,高(gao)出水(shui)(shui)面(mian)(mian)1米(mi)(mi)以下;自(zi)飛(fei)來(lai)(lai)石(shi)至泄水(shui)(shui)天平一段,堤(di)(di)(di)(di)(di)岸(an)臨近湘江的石(shi)堤(di)(di)(di)(di)(di)高(gao)懸水(shui)(shui)際,危(wei)如累卵,滲漏特別多,易崩塌,稱為(wei)“險工”,現用水(shui)(shui)泥(ni)巨(ju)石(shi)砌(qi)筑,堵塞了(le)滲漏之處,堤(di)(di)(di)(di)(di)基已(yi)經穩固;由(you)泄水(shui)(shui)天平至上水(shui)(shui)門口(kou)(kou)(kou),堤(di)(di)(di)(di)(di)頂一般寬約(yue)3米(mi)(mi),底寬7米(mi)(mi),高(gao)約(yue)2.5米(mi)(mi),這段渠堤(di)(di)(di)(di)(di),原來(lai)(lai)只(zhi)有巨(ju)石(shi)砌(qi)筑臨河一面(mian)(mian),現已(yi)不(bu)斷修整加(jia)固,兩面(mian)(mian)均(jun)用巨(ju)石(shi)砌(qi)筑,并以水(shui)(shui)泥(ni)鋪路(lu),在堤(di)(di)(di)(di)(di)南對岸(an)近幾(ji)年(nian)來(lai)(lai)劈山筑成水(shui)(shui)泥(ni)公路(lu)。
從桂(gui)林(lin)汽車站(zhan)乘(cheng)坐“桂(gui)林(lin)—興安(an)”的快(kuai)巴(ba)到興安(an)縣城(cheng),每半小時(shi)一趟,票價(jia)10元(yuan)。到縣城(cheng)后(hou)乘(cheng)坐三輪(lun)車前往。
1、柳州方向:在靈川(chuan)下高速(su)公路后(hou),穿過靈川(chuan)縣(xian)城,往北行(xing)駛50公里左右即到興(xing)安。
2、梧州(zhou)、陽朔方向:經過桂林市(shi)區,沿(yan)中山路一直往(wang)北開,出市(shi)區后往(wang)湖南、靈川(chuan)方向行駛57公里(li)左右即到(dao)興安縣城。
3、湖南方向(xiang):在全州(zhou)下高(gao)速公路,不(bu)要進全州(zhou)縣城,往(wang)桂林(lin)方向(xiang)行(xing)駛60公里(li)即到興安。
靈渠渠首海拔高(gao)(gao)程為212.08米(mi)(mi)(mi)(mi),靈河(he)口海拔高(gao)(gao)程181.8米(mi)(mi)(mi)(mi),平(ping)均(jun)縱坡(po)1.09‰,多(duo)年(nian)(nian)(nian)年(nian)(nian)(nian)平(ping)均(jun)水位184.10米(mi)(mi)(mi)(mi),多(duo)年(nian)(nian)(nian)平(ping)均(jun)最高(gao)(gao)水位186.97米(mi)(mi)(mi)(mi),多(duo)年(nian)(nian)(nian)平(ping)均(jun)最低(di)水位183.76米(mi)(mi)(mi)(mi),極(ji)端(duan)最高(gao)(gao)水位是(shi)1985年(nian)(nian)(nian)5月(yue)27日為188.52米(mi)(mi)(mi)(mi),極(ji)端(duan)最低(di)水位是(shi)1964年(nian)(nian)(nian)12月(yue)30日為183.57米(mi)(mi)(mi)(mi)。多(duo)年(nian)(nian)(nian)平(ping)均(jun)流(liu)(liu)量(liang)(liang)11.39立(li)方(fang)米(mi)(mi)(mi)(mi)每(mei)(mei)秒(miao)(miao),多(duo)年(nian)(nian)(nian)平(ping)均(jun)最大(da)流(liu)(liu)量(liang)(liang)343.38立(li)方(fang)米(mi)(mi)(mi)(mi)每(mei)(mei)秒(miao)(miao),多(duo)年(nian)(nian)(nian)平(ping)均(jun)最小流(liu)(liu)量(liang)(liang)1.26立(li)方(fang)米(mi)(mi)(mi)(mi)每(mei)(mei)秒(miao)(miao),極(ji)端(duan)最大(da)流(liu)(liu)量(liang)(liang)是(shi)1976年(nian)(nian)(nian)5月(yue)15日為662立(li)方(fang)米(mi)(mi)(mi)(mi)每(mei)(mei)秒(miao)(miao),極(ji)端(duan)最小流(liu)(liu)量(liang)(liang)是(shi)1989年(nian)(nian)(nian)12月(yue)20日為0.35立(li)方(fang)米(mi)(mi)(mi)(mi)每(mei)(mei)秒(miao)(miao),水能(neng)理論蘊藏(zang)量(liang)(liang)3570千瓦,可開發利(li)用630千瓦。