簡介
該湖濱公園采用傳統造園手法,堆山砌石,建有(you)各式亭閣,輔有(you)寬敞的草(cao)坪,種植各種花(hua)草(cao)樹木(mu),使其(qi)四周綠樹成蔭,小溪流水,鳥語花(hua)香。
該園(yuan)(yuan)現已建成4個功能區,即游樂園(yuan)(yuan)區、老年活動區、動物園(yuan)(yuan)區、管理區。園(yuan)(yuan)內有“激流勇進(jin)”;占(zhan)地5000平方(fang)米的獅虎(hu)山(shan)以及占(zhan)地1120平方(fang)米憩園(yuan)(yuan)。
改造工程的規劃設計
水系統現狀及(ji)問題(ti)
盤錦(jin)(jin)市(shi)(shi)(shi)(shi)是(shi)(shi)中國濕(shi)地之都,位于渤海(hai)北(bei)部,遼寧省(sheng)西(xi)南部,遼河(he)三角洲中心地帶(dai)。但是(shi)(shi)按照以往傳統建(jian)城(cheng)(cheng)(cheng)理(li)念,盤錦(jin)(jin)市(shi)(shi)(shi)(shi)開(kai)發(fa)強度不(bu)(bu)(bu)合(he)理(li)等諸多因素(su),導致(zhi)了很多“城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)病”的(de)產生。主(zhu)要(yao)表現在水(shui)(shui)(shui)(shui)資源(yuan)量嚴(yan)重不(bu)(bu)(bu)足(zu),人(ren)(ren)均(jun)占有(you)水(shui)(shui)(shui)(shui)資源(yuan)量(不(bu)(bu)(bu)含入境(jing)水(shui)(shui)(shui)(shui)量)262 立方米,不(bu)(bu)(bu)足(zu)我國人(ren)(ren)均(jun)占有(you)量的(de)1 /8,是(shi)(shi)全國50多個(ge)嚴(yan)重缺水(shui)(shui)(shui)(shui)城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)之一(yi);地下(xia)水(shui)(shui)(shui)(shui)開(kai)采(cai)(cai)接近(jin)極限,近(jin)二十幾年來(lai)的(de)大(da)量開(kai)采(cai)(cai),地下(xia)水(shui)(shui)(shui)(shui)位呈區域(yu)性持(chi)續下(xia)降。每年下(xia)降1 m ~ 5.5 m,已形成多個(ge)地下(xia)水(shui)(shui)(shui)(shui)開(kai)采(cai)(cai)漏斗; 再生水(shui)(shui)(shui)(shui)利用不(bu)(bu)(bu)足(zu),城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)再生水(shui)(shui)(shui)(shui)利用率不(bu)(bu)(bu)足(zu)14% ;另(ling)外,水(shui)(shui)(shui)(shui)環境(jing)方面(mian)主(zhu)要(yao)是(shi)(shi)城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)水(shui)(shui)(shui)(shui)體(ti)污(wu)(wu)染問題,城(cheng)(cheng)(cheng)區大(da)部分為截流式合(he)流制(zhi),雨(yu)季徑流污(wu)(wu)染對河(he)流濕(shi)地水(shui)(shui)(shui)(shui)質造(zao)成較大(da)沖擊。由(you)于按照傳統建(jian)城(cheng)(cheng)(cheng)理(li)念進行開(kai)發(fa),城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)土(tu)地的(de)利用及變化加劇了地表溢流污(wu)(wu)染,導致(zhi)城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)水(shui)(shui)(shui)(shui)體(ti)水(shui)(shui)(shui)(shui)質惡化。現有(you)排(pai)水(shui)(shui)(shui)(shui)采(cai)(cai)用“快收快排(pai)”,雨(yu)水(shui)(shui)(shui)(shui)通過地面(mian)徑流就近(jin)排(pai)往城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)市(shi)(shi)(shi)(shi)政管道,后由(you)泵站(zhan)抽排(pai)至河(he)流,大(da)面(mian)積的(de)不(bu)(bu)(bu)透水(shui)(shui)(shui)(shui)地面(mian)導致(zhi)雨(yu)水(shui)(shui)(shui)(shui)匯流時間短,匯流量大(da),綠化基本沒有(you)滯(zhi)留調蓄(xu)能(neng)力(li),導致(zhi)下(xia)游排(pai)水(shui)(shui)(shui)(shui)壓(ya)力(li)大(da)。一(yi)方面(mian),盤錦(jin)(jin)市(shi)(shi)(shi)(shi)整體(ti)地勢較低,常(chang)年受內澇和外洪的(de)威(wei)脅(xie),迫切需(xu)要(yao)通過海(hai)綿城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)建(jian)設提(ti)(ti)高防洪排(pai)澇能(neng)力(li)。另(ling)一(yi)方面(mian),盤錦(jin)(jin)市(shi)(shi)(shi)(shi)的(de)部分河(he)流、濕(shi)地、湖(hu)泊等水(shui)(shui)(shui)(shui)體(ti)均(jun)不(bu)(bu)(bu)同程度的(de)遭受污(wu)(wu)染,迫切需(xu)要(yao)通過海(hai)綿城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)建(jian)設改善城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)水(shui)(shui)(shui)(shui)環境(jing);提(ti)(ti)升城(cheng)(cheng)(cheng)市(shi)(shi)(shi)(shi)形象,促進生態文(wen)明建(jian)設。
兩大海綿體系統
為(wei)了(le)解(jie)決如(ru)何通過海(hai)綿(mian)(mian)(mian)城(cheng)市(shi)的(de)技(ji)術措施及合(he)理(li)布(bu)局(ju),實(shi)(shi)現(xian)(xian)道路和綠地(di)的(de)滲水、蓄水、凈化功(gong)能(neng)(neng);對(dui)園區的(de)水系(xi)進行合(he)理(li)的(de)布(bu)局(ju)與處(chu)(chu)理(li),最終實(shi)(shi)現(xian)(xian)蓄水功(gong)能(neng)(neng); 將現(xian)(xian)狀的(de)魚塘打(da)造為(wei)濕地(di),實(shi)(shi)現(xian)(xian)對(dui)水體(ti)的(de)滯(zhi)留、凈化; 通過技(ji)術手(shou)段實(shi)(shi)現(xian)(xian)對(dui)湖泊的(de)雨洪調蓄功(gong)能(neng)(neng)。針對(dui)以上(shang)問(wen)題,作出了(le)海(hai)綿(mian)(mian)(mian)體(ti)解(jie)決的(de)兩大策略,即通過對(dui)“自然海(hai)綿(mian)(mian)(mian)體(ti)”與“人造海(hai)綿(mian)(mian)(mian)體(ti)”相結(jie)合(he)的(de)海(hai)綿(mian)(mian)(mian)景觀處(chu)(chu)理(li)方式(shi)使(shi)水體(ti)有較強的(de)調蓄功(gong)能(neng)(neng)并且使(shi)水資源(yuan)得到彈性化利用。