【正文】 1X 縣海棠產(chǎn)業(yè)園區(qū)污水處理廠工程可行性研究報告XX 交大土木工程設(shè)計有限公司2022 年 04 月0 目 錄前 言 .....................................................................................................................8工程概要 ...............................................................................................................9第一章 總 論 ......................................................................................................11 項目編制 ........................................................................................................11 工程名稱 ...................................................................................................11 工程地點 ...................................................................................................11 主管單位 ...................................................................................................11 工程內(nèi)容 ...................................................................................................11 編制目的、依據(jù)、原則及范圍 ....................................................................11 編制目的 ...................................................................................................11 編制依據(jù)及主要資料 ................................................................................11 編制原則 ..................................................................................................11 編制范圍 ..................................................................................................12 項目建設(shè)的重要性和必要性 ..........................................................................12 項目建設(shè)的重要性 ....................................................................................12 項目建設(shè)的必要性 ....................................................................................13 法律背景 ..........................................................................................................14 專業(yè)標準及規(guī)范 ..............................................................................................15 工藝專業(yè) ...................................................................................................15 建筑、結(jié)構(gòu)專業(yè) ........................................................................................16 通風專業(yè) ...................................................................................................16 電氣、自控專業(yè) ........................................................................................17第二章 縣域概況及自然條件 .............................................................................18 地理環(huán)境 ......................................................................................................181 社會經(jīng)濟概況 ..............................................................................................18 行政區(qū)劃和人口結(jié)構(gòu) ...................................................................................19 地形、地貌、地質(zhì)特征 ...............................................................................19第三章 污水廠設(shè)計總則 .....................................................................................21 設(shè)計范圍、規(guī)模 ..............................................................................................21 污水進廠范圍 ...........................................................................................21 園區(qū)用水資料 ...........................................................................................21 污水量確定 ...............................................................................................22 工程規(guī)模 ...................................................................................................22 污水水質(zhì) ........................................................................................................23 污水性質(zhì) ...................................................................................................23 設(shè)計進水水質(zhì) ...........................................................................................23 工程選址 .........................................................................................................24 選址原則 ...................................................................................................24 污水處理廠場址 ........................................................................................24 污水處理廠設(shè)計原則 ......................................................................................24第四章 排污管道工程設(shè)計 .................................................................................26 設(shè)計依據(jù) .........................................................................................................26 設(shè)計原則 .........................................................................................................26 設(shè)計范圍 .........................................................................................................26 排水管網(wǎng)方案比選 ..........................................................................................26 方案一：雨污部分分流制 ........................................................................26 方案二：雨污合流制 ................................................................................27 方案比選 ...................................................................................................27 污水管道設(shè)計 ..................................................................................................27 排污管材的選擇 .......................................................................................272 管道水力學設(shè)計 .......................................................................................29 管道的開挖寬度及埋設(shè)深度 ....................................................................31 管段的銜接 ......................................................................................................31 管段銜接遵循的原則 ................................................................................31 管道銜接方法 ..........................................................................................31 排水管網(wǎng)工程主要工程量 ..............................................................................31第五章 雨水排水工程設(shè)計 .......................