【正文】 .....................................................................................................1第一章 概 述 ..............................................................................................................4 項(xiàng)目基本情況 ..............................................................................................................................4 設(shè)計(jì)依據(jù)與基礎(chǔ)資料 ..................................................................................................................4 設(shè)計(jì)采用的主要設(shè)計(jì)規(guī)范與標(biāo)準(zhǔn) ..............................................................................................4 水質(zhì)標(biāo)準(zhǔn)..............................................................................................................................4 勘察、設(shè)計(jì)規(guī)范..................................................................................................................5 施工和驗(yàn)收規(guī)范..................................................................................................................6 主要政策法律......................................................................................................................8 設(shè)計(jì)原則 ......................................................................................................................................8 設(shè)計(jì)范圍 ......................................................................................................................................9 城市概況 ......................................................................................................................................9 地理位置..............................................................................................................................9 城市性質(zhì)及規(guī)模..................................................................................................................9 氣象條件............................................................................................................................10 水文地質(zhì)特征....................................................................................................................11 地震....................................................................................................................................11 城市給水現(xiàn)狀與規(guī)劃........................................................................................................11 建設(shè)的必要性 ............................................................................................................................12第二章 總體設(shè)計(jì)及廠址選擇 ..................................................................................14 設(shè)計(jì)水量 ....................................................................................................................................14 規(guī)劃人口預(yù)測....................................................................................................................14 污水量預(yù)測........................................................................................................................15 污水處理規(guī)模確定............................................................................................................16 設(shè)計(jì)水質(zhì) ....................................................................................................................................16 污水進(jìn)水水質(zhì)預(yù)測............................................................................................................16 污水進(jìn)水水質(zhì)確定............................................................................................................18 出水水質(zhì)與處理目標(biāo)........................................................................................................18 污水處理廠近遠(yuǎn)期結(jié)合及中水回用 ........................................................................................19 尾水排放 ....................................................................................................................................20 廠區(qū)防洪 .....................................................................................................................................20 對可行性研究報(bào)告批復(fù)及意見的響應(yīng) ....................................................................................21 廠址選擇 ....................................................................................................................................21 廠址選擇原則....................................................................................................................21 廠址選擇方案....................................................................................................................21 廠址方案確 定....................................................................................................................22第三章 污水管網(wǎng)工程設(shè)計(jì) ....................................................................................23 管網(wǎng)服務(wù)面積 .............................................................................................................................23 排水體制 .....................................................................................................................................23 排水體制.............................................................................................................................23 現(xiàn)狀排水體制.....................................................................................................................23 排水體制的確定.................................................................................................................26 污水管網(wǎng)系統(tǒng) .............................................................................................................................26 排水系統(tǒng)方案選擇.............................................................................................................26 推薦方案.............................................................................................................................28 方案材料表.........................................................................................................................28 工程設(shè)計(jì) ...................................................................................................