【正文】 ..鎮(zhèn)污水處理廠及截污管網(wǎng)工程可行性研究報(bào)告（代項(xiàng)目建議書）..目 錄1. 總論 ...............................................................................................................1 項(xiàng)目名稱 ...........................................................................................................................1 工程主管及建設(shè)單位 .......................................................................................................1 編制單位 ...........................................................................................................................1 建設(shè)地點(diǎn) ...........................................................................................................................1 主要建設(shè)內(nèi)容及規(guī)模 .......................................................................................................1 工程建設(shè)起止年限 ...........................................................................................................2 工程估算投資及資金籌措 ...............................................................................................2 編制依據(jù) ...........................................................................................................................3 項(xiàng)目建設(shè)的重要性和必要性 ...........................................................................................42. 項(xiàng)目背景 .......................................................................................................7 城鎮(zhèn)概況 ...........................................................................................................................7 歷史沿革 ...........................................................................................................................7 民族文化 ...........................................................................................................................8 城鎮(zhèn)自然條件 ...................................................................................................................9 城鎮(zhèn)社會(huì)經(jīng)濟(jì)情況 .........................................................................................................12 **鎮(zhèn)總體規(guī)劃概況 .........................................................................................................133. 項(xiàng)目方案論證 .............................................................................................17 項(xiàng)目?jī)?nèi)容 .........................................................................................................................17 排水體制論證 .................................................................................................................17 污水處理廠廠址的論證 .................................................................................................19 污水量論證 .....................................................................................................................21 污水處理廠進(jìn)水水質(zhì)論證 .............................................................................................25 污水處理廠出水水質(zhì)論證 .............................................................................................27 污水處理廠工藝原理論證 .............................................................................................27 污水處理廠工藝方案論述 .............................................................................................32 污泥處理與處置論述 .....................................................................................................40 化學(xué)除磷工藝論述 .........................................................................................................42 污水消毒方案論述 .........................................................................................................42.. 廠內(nèi)再生水回用論述 .....................................................................................................444. 配套管網(wǎng)工程設(shè)計(jì) .....................................................................................45 配套污水管網(wǎng)流域面積 .................................................................................................45 配套污水管網(wǎng)污水設(shè)計(jì)流量 .........................................................................................45 配套污水管網(wǎng)的水力計(jì)算 .............................................................................................45 配套污水管網(wǎng)的布置 .....................................................................................................46 配套污水管網(wǎng)干管的走向、長(zhǎng)度、尺寸、埋設(shè)深度 .................................................47 配套污水管網(wǎng)管材的確定 .............................................................................................47 配套污水管網(wǎng)管道基礎(chǔ)及接口形式 .............................................................................48 配套污水管網(wǎng)管道密閉性檢驗(yàn) .....................................................................................49 配套污水管道的設(shè)計(jì)坡度及流速的確定 .....................................................................50 配套污水管線附屬構(gòu)筑物 .............................................................................................50 配套污水管網(wǎng)工程量統(tǒng)計(jì) .............................................................................................535. 污水處理廠總圖設(shè)計(jì) .................................................................................54 處理廠廠區(qū)總平面布置 .................................................................................................54 廠區(qū)豎向設(shè)計(jì) .................................................................................................................57 廠區(qū)管網(wǎng)布置 .................................................................................................................58 廠區(qū)管線施工技術(shù)要求 .................................................................................................626. 污水處理廠工藝設(shè)計(jì) .................................................................................65 處理規(guī)模 .........................................................................................................................65 工藝流程設(shè)計(jì) .................................................................................................................65 沉砂池選型說(shuō)明 .............................................................................................................66 主要設(shè)備選型說(shuō)明 ...............................................