DB4201-T 652-2021 水環(huán)境保護(hù)溢流污染控制標(biāo)準(zhǔn)

13.020CCS

Z

054201 DB4201/T

652—2021水環(huán)境保護(hù)溢流污染控制標(biāo)準(zhǔn)Control

overflow

pollution

of

water

protection 武漢市市場(chǎng)質(zhì)量監(jiān)督管理局發(fā)

布下載庫(kù)七七提供DB4201/T

652-2021下載庫(kù)七七提供 前言

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III引言

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V1

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12 規(guī)范性引用文件

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13 術(shù)語(yǔ)和定義

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14

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35

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46 溢流污水設(shè)計(jì)截流水量

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46.1 城鎮(zhèn)污水量

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46.2 溢流污水污染物濃度

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56.3 溢流污水控制標(biāo)準(zhǔn)

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56.4 溢流污水截流水量計(jì)算

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67 溢流污染控制工程

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77.1 一般規(guī)定

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77.2 截流管

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77.3 溢流污水調(diào)蓄池

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87.4 溢流污水處理站

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107.5 溢流污染截流效率檢驗(yàn)

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108 運(yùn)行管理

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11附錄

A（資料性） 武漢市集中建設(shè)區(qū)規(guī)劃人口密度........................................

12附錄

B（資料性） 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)........................................

13附錄

C（規(guī)范性） 武漢市溢流污染控制設(shè)計(jì)雨型..........................................

23附錄

D（規(guī)范性） 雨型徑流量模擬計(jì)算方法..............................................

34參考文獻(xiàn)

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36條文說(shuō)明

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37庫(kù)七七提供下載庫(kù)七七提供下載庫(kù)七七提供下載DB4201/T

652-2021庫(kù)七七提供下載 本文件按照GB/T

—《標(biāo)準(zhǔn)化工作導(dǎo)則 第1部分：標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)定起草。本文件由武漢市規(guī)劃研究院提出。本文件由武漢市自然資源和規(guī)劃局歸口。本文件準(zhǔn)編制單位和起草人：限公司、武漢理工大學(xué)、中國(guó)氣象局武漢暴雨研究所王俊超、高媛本文件主要審查人：王宗平、陳雄志、周毅、李琳、石亞軍、吳梓鴻湖新技術(shù)開(kāi)發(fā)區(qū)大學(xué)園路

13

號(hào)

現(xiàn)代服務(wù)業(yè)基地

B

座

12

樓，郵編：430223，電話/p>

轉(zhuǎn)8002，郵箱：whj11999@163.com）。III庫(kù)七七提供下載庫(kù)七七提供下載庫(kù)七七提供下載DB4201/T

652-2021庫(kù)七七提供下載 武漢市在

年來(lái)的水環(huán)境建設(shè)中，已基本形成全市污水收集及處理系統(tǒng)，對(duì)控制湖泊水質(zhì)狀況、技術(shù)應(yīng)用作出積極貢獻(xiàn)。作為選擇性執(zhí)行，由工程設(shè)計(jì)靈活選用和比較。庫(kù)七七提供下載庫(kù)七七提供下載庫(kù)七七提供下載DB4201/T

652-2021庫(kù)七七提供下載1 范圍計(jì)截流水量、溢流污染控制工程與運(yùn)行管理的要求。本文件適用于武漢市城市建成區(qū)新建、改建的溢流污染控制工程設(shè)計(jì)，鄉(xiāng)鎮(zhèn)建成區(qū)可參考執(zhí)行。2 規(guī)范性引用文件文件。GB

50013-2018室外給水設(shè)計(jì)標(biāo)準(zhǔn)GB

50014-2021 室外排水設(shè)計(jì)標(biāo)準(zhǔn)3 術(shù)語(yǔ)和定義下列術(shù)語(yǔ)和定義適用于本文件。3.1排水口 municipal

市政排水管網(wǎng)將匯流雨水排入湖泊、港渠等地表水體的管道出口。3.2溢流污水 overflow

降雨期間超過(guò)排水系統(tǒng)控制能力而經(jīng)排水口流出含有大量污染物的雨污混合水。3.3溢流污染控制工程 overflow

pollution

control

project控制溢流污水污染受納水體的系統(tǒng)工程，包括截流、調(diào)蓄和處理等工程措施。3.4城市密度分區(qū) urban

按城市人口密度等級(jí)劃分、反映不同建筑密度、綠化覆蓋率的區(qū)域。3.5城鎮(zhèn)污水 municipal

生活污水、工業(yè)廢水以及入滲地下水的總稱(chēng)，不包括被污染的雨水和施工地下水。庫(kù)七七提供下載DB4201/T

—2021庫(kù)七七提供下載3.6沖刷污染物 scour

pollutants道底泥污染物。3.7城鎮(zhèn)污水污染物 urban

sewage

pollutants城鎮(zhèn)生活、生產(chǎn)排放污水中含有的污染物。3.8污染物平均當(dāng)量濃度

concentration雨天經(jīng)排水口直接排入受納水體的污染物總量占排水口全部徑流雨水量的比值。3.9溢流污染控制率

pollution

度標(biāo)準(zhǔn)。3.10雨污混流率 ratio

of

into

rain

pipe3.11溢流污染截流效率

efficiency

of

pollution雨天可截流溢流污水污染物占溢流污水總污染物的比例。3.12設(shè)計(jì)雨型 design

rain

pattern按照等時(shí)間降雨時(shí)段和統(tǒng)一雨量分配頻率，將設(shè)計(jì)標(biāo)準(zhǔn)降雨強(qiáng)度的雨量進(jìn)行分配的設(shè)計(jì)降雨過(guò)程。3.13雨水匯流時(shí)間 rainwater

confluence

time匯水范圍最遠(yuǎn)點(diǎn)雨水匯集到設(shè)計(jì)排水管段的時(shí)間。3.14雨型徑流量 rainfall

雨水匯流量。3.15瞬時(shí)綜合徑流系數(shù) instantaneous

comprehensive

runoff

coefficient隨降雨持續(xù)時(shí)間變化的綜合徑流系數(shù)。DB4201/T

652-20213.16土壤飽和系數(shù) soil

saturation

coefficient累計(jì)降雨量、土地利用類(lèi)別等因素對(duì)綜合徑流系數(shù)產(chǎn)生影響的修正系數(shù)。3.17截流管 intercepting

溢流污染控制工程中用于截流各排水口溢流污水并匯集、輸送到污水處理設(shè)施的排水管道。3.18溢流污水調(diào)蓄池

sewage

tank截流、調(diào)蓄溢流污水的水池。3.19溢流污水處理站

sewage

treatment

處理溢流污水的工程設(shè)施。3.20 截流倍數(shù)3.20.1系統(tǒng)截流倍數(shù) interception

ratio

of

overflow

sewage比值。3.20.2截流管截流倍數(shù) interception

ratio

of

drainage

pipe被截流管截流的峰值雨水徑流量與平均城鎮(zhèn)污水量的比值。3.20.3截流管經(jīng)濟(jì)截流倍數(shù) economic

interception

of

drainage

pipe與平均城鎮(zhèn)污水量的比值。4 總則4.1 溢流污染控制工程設(shè)計(jì)應(yīng)以控制排水受納水體污染物為目標(biāo)，通過(guò)對(duì)排水口溢流污水的截流、收地表水環(huán)境功能需求。4.2溢流污染控制工程設(shè)計(jì)應(yīng)以批準(zhǔn)的國(guó)土空間規(guī)劃和涉水專(zhuān)項(xiàng)規(guī)劃為依據(jù)，與排水體制、雨污分流過(guò)全面論證滿足保護(hù)環(huán)境、適合實(shí)際、經(jīng)濟(jì)合理、維護(hù)便捷的要求。4.3 城市建設(shè)和管理應(yīng)加強(qiáng)面源污染物控制，減少?gòu)U氣排放、垃圾泄漏等污染源，加強(qiáng)排水管網(wǎng)破損施混錯(cuò)接、漏接設(shè)施修復(fù)，提升排水管網(wǎng)雨污分流水平。

L/人420280L/人330220DB4201/T

—20215 設(shè)計(jì)人口與城市密度分區(qū)5.1 溢流污染控制工程設(shè)計(jì)人口應(yīng)適應(yīng)城市不同時(shí)期人口規(guī)模對(duì)溢流污水的控制要求，應(yīng)按工程服務(wù)范圍的現(xiàn)狀人口和規(guī)劃人口的最大值確定。5.2 規(guī)劃人口應(yīng)依據(jù)所在地區(qū)國(guó)土空間規(guī)劃確定，無(wú)設(shè)計(jì)資料時(shí)可采用本文件附錄

A

算確定。規(guī)劃人口密度取值應(yīng)結(jié)合地區(qū)建設(shè)狀況確定，老舊城區(qū)宜采用上限值，新城區(qū)宜采用下限值。5.3溢流污染控制應(yīng)考慮不同城市密度區(qū)域?qū)こ淘O(shè)計(jì)的影響。城市密度分區(qū)應(yīng)符合表

1

規(guī)定。表1 城市密度分區(qū)6 溢流污水設(shè)計(jì)截流水量6.1 城鎮(zhèn)污水量6.1.1 截流溢流污水的城鎮(zhèn)污水流量應(yīng)按下式計(jì)算：??u

=

??d

+??m

+??g (1)式中：u——截流匯水范圍設(shè)計(jì)城鎮(zhèn)污水量（L/s）；d——截流匯水范圍設(shè)計(jì)綜合生活污水量（L/s）；m——截流匯水范圍設(shè)計(jì)工業(yè)廢水量（L/s）；g——入滲地下水量（L/s）。6.1.2 設(shè)計(jì)綜合生活污水量應(yīng)依據(jù)工程設(shè)計(jì)人口、綜合生活用水定額和排污系數(shù)確定。綜合生活用水定額應(yīng)依據(jù)

GB

并結(jié)合城市建設(shè)密度分區(qū)按表

2

規(guī)定取值。排污系數(shù)可依據(jù)

GB

50014-2021按平均日綜合生活用水量的

0.9

取值。表2 綜合生活用水定額6.1.3 6.1.3 設(shè)計(jì)工業(yè)廢水量可依據(jù)實(shí)測(cè)工業(yè)廢水量資料確定，或依據(jù)工業(yè)用地面積、分類(lèi)企業(yè)用水定額和——無(wú)工業(yè)區(qū)的零散企業(yè)，工業(yè)廢水量按綜合生活污水量的

5％～10——有工業(yè)區(qū)的集聚企業(yè)，工業(yè)用水定額按表

3

規(guī)定取值。工業(yè)廢水污水排放系數(shù)按

取值。

60

90908580

85858075

80807570

2060

85858075

80807570

7575707020

85808075

80757570

75757070

21km

21km

河流港渠、外江及其他(mg/L

2030403

2

2040按實(shí)際資料確定

城市密度

500460390280DB4201/T

652-2021表3工業(yè)用水定額6.1.4入滲地下水量宜根據(jù)水量監(jiān)測(cè)資料確定。水量監(jiān)測(cè)可采用晝夜污水管流量差監(jiān)測(cè)方法。當(dāng)資料缺乏時(shí)可按綜合生活污水量和工業(yè)廢水量的平均流量的

6.1.4入滲地下水量宜根據(jù)水量監(jiān)測(cè)資料確定。水量監(jiān)測(cè)可采用晝夜污水管流量差監(jiān)測(cè)方法。當(dāng)資料6.2 溢流污水污染物濃度6.2.1溢流污水污染物控制可采用化學(xué)需氧量計(jì)量。6.2.2 溢流污水污染物可依據(jù)最大沖刷污染物濃度和旱季城鎮(zhèn)污水污染物濃度兩類(lèi)設(shè)計(jì)指標(biāo)按數(shù)學(xué)模型法計(jì)算確定。兩類(lèi)設(shè)計(jì)指標(biāo)應(yīng)根據(jù)實(shí)測(cè)數(shù)據(jù)確定，無(wú)實(shí)測(cè)數(shù)據(jù)時(shí)可按下列規(guī)定取值：——最大沖刷污染物濃度設(shè)計(jì)指標(biāo)結(jié)合城市環(huán)境狀況按表

4

規(guī)定取值；表4最大沖刷污染物化學(xué)需氧量濃度設(shè)計(jì)指標(biāo)（mg/L）——旱季城鎮(zhèn)污水污染物化學(xué)需氧量濃度設(shè)計(jì)指標(biāo)結(jié)合污水收集管網(wǎng)完善情況按

180

——旱季城鎮(zhèn)污水污染物化學(xué)需氧量濃度設(shè)計(jì)指標(biāo)結(jié)合污水收集管網(wǎng)完善情況按

180

mg/L～2206.3 溢流污水控制標(biāo)準(zhǔn)6.3.1 溢流污水控制應(yīng)滿足受納水體水環(huán)境保護(hù)需求，受納水體的分級(jí)標(biāo)準(zhǔn)和不同級(jí)別受納水體的年污染物平均當(dāng)量濃度控制標(biāo)準(zhǔn)應(yīng)符合表

5

規(guī)定。表5 受納水體污染物控制標(biāo)準(zhǔn)6.3.2 溢流污水設(shè)計(jì)截流水量應(yīng)以受納水體污染物控制標(biāo)準(zhǔn)為目標(biāo)，可采用溢流污染控制率設(shè)計(jì)標(biāo)準(zhǔn)確定。溢流污染控制率可結(jié)合城市密度分區(qū)、排水管網(wǎng)雨污混流狀況等影響因素按表

66.3.2 溢流污水設(shè)計(jì)截流水量應(yīng)以受納水體污染物控制標(biāo)準(zhǔn)為目標(biāo)，可采用溢流污染控制率設(shè)計(jì)標(biāo)準(zhǔn)表6 溢流污染控制率（％）

85808070

80707050

707055502

2

km

15

2

2

15

km

截流匯水面積較小、最大沖刷物化學(xué)需氧量濃度和雨污混流率較高的按表上限取值。溢流污染控制率（％）6065707580859095設(shè)計(jì)最大降雨強(qiáng)度（mm/h10.016.2設(shè)計(jì)截流雨量（mm7.59.812.517.929.0DB4201/T

—2021表

6 溢流污染控制率（％）（續(xù)）6.3.3溢流污染控制率對(duì)應(yīng)的設(shè)計(jì)雨量應(yīng)按表

76.3.3溢流污染控制率對(duì)應(yīng)的設(shè)計(jì)雨量應(yīng)按表

7

規(guī)定取值。6.3.4 溢流污水設(shè)計(jì)截流水量應(yīng)符合下列規(guī)定：——設(shè)計(jì)截流水量校核年溢流污染截流效率，并不低于表

86.3.4 溢流污水設(shè)計(jì)截流水量應(yīng)符合下列規(guī)定：——設(shè)計(jì)截流水量對(duì)應(yīng)的系統(tǒng)截流倍數(shù)低于

規(guī)定的最小值

表8年溢流污染截流效率（％）6.4 溢流污水截流水量計(jì)算6.4.1 不同排水體制的溢流污水截流水量應(yīng)按排水口匯水范圍的雨水徑流水量計(jì)算。6.4.2 溢流污水截流水量應(yīng)依據(jù)武漢設(shè)計(jì)雨型和設(shè)計(jì)標(biāo)準(zhǔn)采用數(shù)學(xué)模型法計(jì)算。截流水量計(jì)算應(yīng)采用附錄

C

表

C

表

C.2

武漢市長(zhǎng)歷時(shí)設(shè)計(jì)雨型。排水口雨水徑流量應(yīng)采用附錄

D

雨型徑流量模擬計(jì)算方法確定。6.4.3 截流溢流污水設(shè)計(jì)管段的雨水匯流時(shí)間可按下式計(jì)算：??0.832????0

=

??1

+0.005(??0.375)

(2)式中：??0——截流溢流污水設(shè)計(jì)管段雨水匯流時(shí)間（??1——地面集水時(shí)間（min）；L

——匯水范圍最遠(yuǎn)點(diǎn)雨水匯流管渠長(zhǎng)度（m）；??

——匯水范圍最遠(yuǎn)點(diǎn)雨水匯流管渠平均坡降。6.4.4 徑流系數(shù)宜考慮降雨量變化、地表種類(lèi)、土壤雨水下滲能力等影響因素，采用瞬時(shí)綜合徑流系數(shù)。瞬時(shí)綜合徑流系數(shù)可按下式計(jì)算：??

=

1???????????(3)式中：??

——瞬時(shí)綜合徑流系數(shù)；??s——土壤飽和系數(shù)；H

設(shè)計(jì)雨型累計(jì)降雨量（mm）。

?0.826??s

0.008

?0.826??s

0.004

?0.826??s

0.001

??s

?0.826DB4201/T

652-20216.4.5 土壤飽和系數(shù)可按表

9

計(jì)算取值。表9土壤飽和系數(shù)計(jì)算7溢流污染控制工程7溢流污染控制工程

1.0

km

7.1 一般規(guī)定7.1.1溢流污染控制工程應(yīng)與排水口受納水體水環(huán)境整治工程相結(jié)合，應(yīng)依據(jù)受納水體周邊沿線排水排水口。7.1.2 分流制排水口實(shí)施溢流污染控制工程時(shí)，應(yīng)調(diào)查排水口雨污混流狀況。雨污混流率可根據(jù)雨水管排水口旱季水量、水質(zhì)監(jiān)測(cè)方法確定。7.1.3 溢流污水的截流應(yīng)結(jié)合實(shí)際對(duì)截流管、溢流污水調(diào)蓄池等工程設(shè)施進(jìn)行優(yōu)化設(shè)計(jì)，充分發(fā)揮工程設(shè)施效能，并應(yīng)符合下列規(guī)定：——實(shí)施溢流污染控制工程的排水口均設(shè)置截流管；——采用截流管和溢流污水調(diào)蓄池組合方式截流時(shí)，截流管設(shè)計(jì)流量按截流管經(jīng)濟(jì)截流倍數(shù)確定，并采用截流管先截、溢流污水調(diào)蓄池后調(diào)的設(shè)計(jì)原則；——截流管與溢流污水調(diào)蓄池進(jìn)水口采用槽式截流井方式截流溢流污水。7.1.4截流溢流污水的處置，應(yīng)結(jié)合工程建設(shè)條件利用污水處理廠處理或獨(dú)立設(shè)置溢流污水處理站處理，處理達(dá)標(biāo)后排放，并應(yīng)符合下列規(guī)定：——截流溢流污水不得排入市政雨水管道；——截流溢流污水排入污水管網(wǎng)時(shí)，滿足受納污水管至污水處理廠的下游污水管道具備雨污分流條件。不具備條件時(shí)，通過(guò)截流管直接排入污水處理廠或溢流污水處理站；——溢流污水處理站的處理標(biāo)準(zhǔn)依據(jù)受納水體水質(zhì)管理目標(biāo)經(jīng)綜合評(píng)估后確定；——處理達(dá)標(biāo)后的截流溢流污水優(yōu)先滿足港渠景觀水體回補(bǔ)和城市中水利用需求。7.1.5 當(dāng)采用植被緩沖帶、人工濕地、生物滯留塘等生態(tài)處理設(shè)施調(diào)蓄和處理截流溢流污水時(shí)，應(yīng)符合下列規(guī)定：2域；——生態(tài)處理設(shè)施所在地處于城市建設(shè)區(qū)下風(fēng)向，其周邊

100

m

范圍內(nèi)無(wú)學(xué)校、商場(chǎng)、醫(yī)院、住宅等環(huán)境敏感性建筑。7.2截流管7.2.1 截流管設(shè)計(jì)應(yīng)滿足下列規(guī)定：——截流管滿足各排水口截流溢流污水和溢流污水調(diào)蓄池排除水的收集和輸送要求；——截流管上游截流溢流污水不得進(jìn)入下游截流井，下游截流井單獨(dú)設(shè)置排水管與截流管連接。7.2.2截流管設(shè)計(jì)流量應(yīng)結(jié)合不同排水區(qū)按下式計(jì)算：

?0.342??0

3.057??0

(

4.071)?0.331??0

3.051??0

(

4.046)

??0

2.460??0?0.374

(

4.249)?0.406??0

2.862??0

(

4.328)

??0

2.050??0?0.378

(

4.256)?0.370??0

2.097??0

(

4.271)

?0.358??0

5.909??0

(

3.936)?0.386??0

6.805??0

(

4.210)

??0

5.170??0?0.413

(

4.251)?0.401??0

5.399??0

(

4.163)

?0.392??0

3.588??0

(

4.500)?0.431??0

3.797??0

(

4.443)??0截流管設(shè)計(jì)管段截流倍數(shù)；??0截流管設(shè)計(jì)管段雨水匯流時(shí)間（min??

截流管設(shè)計(jì)管段匯水范圍雨污混流率（％）。

1.009??p——m

）；??p——m

）；??u——截流管設(shè)計(jì)管段匯水范圍設(shè)計(jì)城鎮(zhèn)污水流量（m

/s），同式（1）；??t2——接入截流管設(shè)計(jì)管段的溢流污水調(diào)蓄池設(shè)計(jì)排水流量（m

/s），同式（8）。分流制排水區(qū)：??p

=

??0

???u

+??t2

(4)合流制排水區(qū)：??p

=

(??0

+1)???u

+??t2

(5)式中：3??0——截流管設(shè)計(jì)管段截流倍數(shù)；337.2.3 截流管設(shè)計(jì)管段截流倍數(shù)應(yīng)采用數(shù)學(xué)模型法計(jì)算。無(wú)條件時(shí)可按下列規(guī)定確定：——僅用截流管截流溢流污水時(shí)，截流管設(shè)計(jì)管段截流倍數(shù)按表

計(jì)算取值。表10無(wú)溢流污水調(diào)蓄池的截流管截流倍數(shù)計(jì)算——用截流管和溢流污水調(diào)蓄池組合截流溢流污水時(shí)，截流管宜采用截流管經(jīng)濟(jì)截流倍數(shù)。截流管經(jīng)濟(jì)截流倍數(shù)按下式計(jì)算：——用截流管和溢流污水調(diào)蓄池組合截流溢流污水時(shí)，截流管宜采用截流管經(jīng)濟(jì)截流倍數(shù)。截流′??0

=

(224.414?00.001)???r

(6)′式中：′??0——截流管經(jīng)濟(jì)截流倍數(shù)；′??0——截流管設(shè)計(jì)管段雨水匯流時(shí)間（min），同式（2）；??r——城市密度分區(qū)調(diào)整系數(shù)。7.2.4 城市密度分區(qū)調(diào)整系數(shù)可按表

規(guī)定取值。表11 城市密度分區(qū)調(diào)整系數(shù)7.3 溢流污水調(diào)蓄池7.3.1 溢流污水調(diào)蓄池的布局應(yīng)結(jié)合各排水口溢流污染控制設(shè)計(jì)規(guī)模、建設(shè)用地條件、污水處理廠穩(wěn)方式：

?15

1.451

??

1.201??

10

??

??

0.008?0.071??

5.690

?15

1.429

??

1.206??

5.377

10

??

??

0.009?0.070??

5.689

?15

1.426

??

1.187??

10

??

??

0.010?0.070??

5.690

?15

1.275

??

1.199??

4.03310

??

??

0.008?0.048??

5.6894

310

2Fkm

排水口設(shè)計(jì)溢流污染控制率（％）；707580859095

??o0.050.070.01

15

15

或受建設(shè)用地條件限制時(shí)，——在分流制區(qū)域，當(dāng)排水口溢流污水水量較小且排水口較為集中，宜采用集中模式設(shè)置溢流污水調(diào)蓄池。當(dāng)排水口溢流污水水量較大且排水口較為分散時(shí)，宜采用分散模式設(shè)置溢流污水調(diào)蓄池?！谝呀ń亓鞴艿暮狭髦茀^(qū)域，當(dāng)截流管能滿足各排水口年溢流污染截流效率，但不滿足截流溢流污水排入污水處理廠穩(wěn)定運(yùn)行要求時(shí)，宜采用集中調(diào)蓄模式；當(dāng)截流管不能滿足排水口2宜在排水干管上游適宜管段分散設(shè)置截流點(diǎn)和分流溢流污水調(diào)蓄池?！湃胛鬯幚韽S的截流溢流污水應(yīng)與污水處理廠處理能力相匹配，當(dāng)超過(guò)污水處理廠處理能力時(shí)，增設(shè)溢流污水調(diào)蓄池，調(diào)節(jié)截流溢流污水進(jìn)廠流量。7.3.2 溢流污水調(diào)蓄池容量應(yīng)采用數(shù)學(xué)模型法計(jì)算。在無(wú)條件采用數(shù)學(xué)模型法且采用截流管經(jīng)濟(jì)截流倍數(shù)時(shí)，相應(yīng)配置的排水口溢流污水調(diào)蓄池設(shè)計(jì)容量可按表

計(jì)算取值。表12 溢流污水調(diào)蓄池設(shè)計(jì)容量計(jì)算??t1——溢流污水調(diào)蓄池設(shè)計(jì)進(jìn)水流量（m

??t1——溢流污水調(diào)蓄池設(shè)計(jì)進(jìn)水流量（m

/s）；??rs——溢流污水調(diào)蓄池服務(wù)范圍重現(xiàn)期3m

/s??u——截流管匯水范圍設(shè)計(jì)城鎮(zhèn)污水流量（m

/s），同式（1??

(8)7.3.3 溢流污水調(diào)蓄池進(jìn)水管設(shè)計(jì)流量應(yīng)依據(jù)武漢設(shè)計(jì)雨型和截流水量設(shè)計(jì)標(biāo)準(zhǔn)，采用數(shù)學(xué)模型法計(jì)??t1

=

??o

???rs

???0

???u····························································(7)式中：3??o

——溢流污水流量折減系數(shù)；3??0

——與溢流污水調(diào)蓄池組合使用的截流管截流倍數(shù)（分散調(diào)蓄模式時(shí)為調(diào)蓄池截流井前截流管流管時(shí)按零取值）；37.3.4 溢流污水流量折減系數(shù)可按表

規(guī)定取值。表13 溢流污水流量折減系數(shù)7.3.5 溢流污水調(diào)蓄池應(yīng)設(shè)置自動(dòng)排水系統(tǒng)，排水設(shè)計(jì)流量應(yīng)按下式計(jì)算：??t2

=

7.3.5 溢流污水調(diào)蓄池應(yīng)設(shè)置自動(dòng)排水系統(tǒng)，排水設(shè)計(jì)流量應(yīng)按下式計(jì)算：

0.058

?0.761

0.779??

(0.061

)??

(0.036

)??

0.052

?0.755

0.780??

(0.057

)??

(0.036

)??

0.059

1.020

?0.938

0.953??

(0.082

)??0

(0.063

)??

0.070

0.064

?0.658

0.679??

(0.075

)??

(0.058

)??

0.4422km

??04

3??

——排水口溢流污水調(diào)蓄池設(shè)計(jì)容量（10

本表適用不同排水體制溢流污染截流效率計(jì)算。當(dāng)排水口僅采用截流管控制時(shí)，調(diào)蓄池設(shè)計(jì)容量按零取值。??t2——溢流污水調(diào)蓄池設(shè)計(jì)排水流量（m

/s）；??

??t2——溢流污水調(diào)蓄池設(shè)計(jì)排水流量（m

/s）；??

——溢流污水調(diào)蓄池累計(jì)最大溢流水量，可近似按溢流污水調(diào)蓄池設(shè)計(jì)容量??

代替（10

m

）；??s——溢流污水處理站設(shè)計(jì)規(guī)模（10

m

/d??p——進(jìn)站截流管設(shè)計(jì)流量（m

/s），同式（45??t2——接入截流管的溢流污水調(diào)蓄池設(shè)計(jì)排水流量（m

/s），同式（8）；式中：34 3??p——溢流污水調(diào)蓄池累計(jì)最大溢流水量排空時(shí)間（h）。7.3.6溢流污水調(diào)蓄池最大溢流水量排空時(shí)間應(yīng)結(jié)合處理截流溢流污水的污水處理設(shè)施穩(wěn)定運(yùn)行要求按

24

h～

h

確定。排入污水處理廠的截流溢流污水，排空時(shí)間宜采用

48

h。7.4 溢流污水處理站7.4.1 溢流污水處理站設(shè)計(jì)規(guī)?？砂聪率接?jì)算：??s

=

p

?(??p

???t2)+??t2](9)式中：4 333??p——進(jìn)站截流管設(shè)計(jì)流量均值系數(shù)。7.4.2 當(dāng)截流管采用經(jīng)濟(jì)截流倍數(shù)時(shí)，進(jìn)站截流管設(shè)計(jì)流量均值系數(shù)可按下式計(jì)算：??p

=

00.979

+

0.042

(10)式中：??p——進(jìn)站截流管設(shè)計(jì)流量均值系數(shù)；??0——進(jìn)站截流管設(shè)計(jì)流量管段雨水匯流時(shí)間（min），同式（2）。7.5 溢流污染截流效率檢驗(yàn)7.5.1 溢流污染控制工程溢流污染截流效率檢驗(yàn)可按下式計(jì)算：??

=

(1?????)×100

(11)式中：??——排水口年溢流污染截流效率（％）；u——溢流污染截流效率指數(shù)。7.5.2 溢流污染截流效率指數(shù)應(yīng)結(jié)合排水口匯水面積、截流管和溢流污水調(diào)蓄池設(shè)施規(guī)模，按表

14計(jì)算取值。表14 溢流污染截流效率指數(shù)計(jì)算10DB4201/T

652-20218運(yùn)行管理8.1 截流管與溢流污水調(diào)蓄池的進(jìn)水口應(yīng)設(shè)置水位自動(dòng)控制閘門(mén)和水質(zhì)、水量監(jiān)測(cè)裝置，滿足溢流污染控制系統(tǒng)安全運(yùn)行需求。8.2 有溢流污染控制的分流制排水口，應(yīng)在排水口設(shè)置流量調(diào)控閘門(mén)，滿足溢流污染控制系統(tǒng)安全運(yùn)行需求，并應(yīng)符合以下規(guī)定：——排水口截流溢流污水排入污水處理廠時(shí)，旱季閘門(mén)控制使混入城鎮(zhèn)污水流量不超過(guò)截流管設(shè)計(jì)流量；——排水口截流溢流污水排入溢流污水處理站時(shí)，旱季閘門(mén)關(guān)閉。8.3 溢流污水調(diào)蓄池的運(yùn)行應(yīng)符合以下規(guī)定：——截流溢流污水進(jìn)入調(diào)蓄池后，排水泵即時(shí)啟動(dòng)，按設(shè)計(jì)抽排量穩(wěn)定運(yùn)行，直至排空；——調(diào)蓄池內(nèi)溢流污水排空后，在下場(chǎng)降雨雨前處于空置待用狀態(tài)。8.4 溢流污水調(diào)蓄池設(shè)計(jì)應(yīng)滿足運(yùn)行維護(hù)要求，并應(yīng)符合下列規(guī)定：——池內(nèi)設(shè)置照明、換氣通風(fēng)口，設(shè)置維護(hù)人員及設(shè)備進(jìn)出通道和工作場(chǎng)地；——池內(nèi)定期清淤，對(duì)水泵電器設(shè)備進(jìn)行維護(hù)保養(yǎng)。8.5 溢流污水調(diào)蓄池不應(yīng)作為城市排澇雨水調(diào)蓄設(shè)施使用。8.6 溢流污染控制工程設(shè)施應(yīng)滿足排水設(shè)施排澇能力，不應(yīng)出現(xiàn)阻水而降低設(shè)施排澇效率。11DB4201/T

—2021附 錄 A（資料性）武漢市集中建設(shè)區(qū)規(guī)劃人口密度圖

A.1

規(guī)定了武漢市集中建設(shè)區(qū)規(guī)劃人口密度取值范圍。 計(jì)算規(guī)劃人口的用地面積，不包含集中工業(yè)區(qū)、公園綠地、湖泊水面用地面積。圖A.1 武漢市集中建設(shè)區(qū)規(guī)劃人口密度12(mm)(mm)2016/6/1986.10.2322017/7/916.25.02013/6/750.00.3332013/4/2916.05.12017/6/2549.20.5342013/8/2915.95.32016/8/649.10.6352015/6/2315.85.42016/7/640.10.8362017/4/1615.75.62015/7/2338.80.9372013/4/2215.65.72017/8/1136.91.1382015/4/315.35.92013/8/2436.31.2392015/5/115.26.12016/7/234.21.4402017/5/315.26.2102013/7/532.01.6412015/6/3015.06.4112013/7/728.01.7422013/5/2614.66.5122013/8/2326.71.9432015/11/714.46.7132013/9/2426.62.0442017/9/1014.46.8142015/7/1525.82.2452013/7/614.17.0152016/7/125.62.3462016/4/613.67.1162017/8/123.42.5472015/5/2913.37.3172014/7/1722.72.6482014/8/613.17.5182016/6/3022.32.8492013/7/1512.97.6192016/6/121.73.0502014/6/2612.67.8202014/7/1221.03.1512015/6/1712.47.9212015/5/1419.63.3522013/5/2512.28.1222016/7/1919.53.4532015/4/212.08.2232014/3/2919.43.6542013/9/1011.68.4242014/10/2918.53.7552013/7/2011.58.5252015/3/1718.43.9562013/5/1511.28.7262014/7/418.24.0572016/8/411.08.9272013/6/618.14.2582017/2/2111.09.0282014/9/2918.14.3592017/8/2010.99.2292014/3/1917.54.5602013/6/2410.69.3302013/7/2117.44.7612014/8/1210.69.5312015/8/1517.04.8622016/6/2710.49.6DB4201/T

652-2021附 錄 B（資料性）武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)表

B.1

明確了最大小時(shí)降雨量頻率和全年分級(jí)最大降雨強(qiáng)度確定的依據(jù)。表

B.1 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)13(mm)(mm)632015/6/110.29.8992016/4/26.915.4642016/8/810.09.91002017/6/96.915.5652015/6/79.910.11012013/5/296.815.7662015/9/59.910.21022015/2/286.815.8672017/4/99.910.41032017/10/56.816.0682014/10/289.810.61042013/6/276.716.1692014/8/269.710.71052014/4/166.716.3702014/10/219.710.91062014/5/246.716.5712013/6/209.411.01072016/8/246.716.6722014/4/179.411.21082014/4/126.516.8732016/10/269.311.31092015/8/286.516.9742015/8/69.211.51102016/6/206.517.1752016/8/29.211.61112017/7/16.517.2762016/7/59.111.81122017/9/196.217.4772013/4/199.012.01132015/4/56.117.5782015/6/29.012.11142016/3/86.117.7792015/10/68.912.31152013/1/316.017.9802014/4/218.812.41162014/11/236.018.0812017/4/88.812.61172015/5/156.018.2822016/4/58.712.71182016/7/176.018.3832015/2/278.612.91192013/5/65.918.5842017/4/68.413.01202014/4/255.918.6852013/6/258.113.21212014/6/15.918.8862013/9/117.913.41222016/10/255.918.9872014/9/107.913.51232014/7/25.819.1882014/11/277.813.71242014/9/185.719.3892014/11/297.813.81252016/4/235.719.4902014/3/287.714.01262015/6/215.619.6912015/7/267.714.11272016/10/205.619.7922016/7/157.714.31282014/4/205.519.9932014/9/87.614.41292015/5/85.520.0942014/11/247.214.61302017/3/305.520.2952016/11/187.214.81312015/8/195.420.3962013/3/167.014.91322017/6/305.420.5972015/9/247.015.11332017/6/55.320.7982013/3/256.915.21342017/8/25.220.81414DB4201/T

—2021表

武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）(mm)(mm)1352016/2/125.121.01712015/1/273.726.61362013/8/115.021.11722016/6/253.726.71372016/12/215.021.31732017/6/123.726.91382015/3/184.921.41742017/7/173.727.01392015/5/24.921.61752014/1/73.627.21402016/12/224.921.71762014/3/243.627.31412017/8/164.921.91772017/8/133.627.51422016/5/194.822.01782013/9/43.527.61432017/8/244.822.21792013/9/233.527.81442013/2/254.722.41802015/11/123.528.01452013/5/74.722.51812016/10/313.528.11462014/10/204.722.71822017/4/53.528.31472015/4/44.722.81832017/4/193.528.41482017/4/104.723.01842017/9/273.528.61492013/3/174.623.11852013/8/183.428.71502015/10/264.623.31862013/5/83.328.91512013/11/24.523.41872015/3/293.329.01522015/11/154.523.61882015/10/43.329.21532016/3/74.523.81892016/5/23.329.31542017/4/254.523.91902017/3/133.329.51552014/9/24.324.11912017/3/193.329.71562015/2/204.324.21922013/2/13.229.81572015/4/64.324.41932013/6/13.230.01582015/7/224.324.51942014/4/113.230.11592017/5/114.324.71952014/11/253.230.31602015/2/264.224.81962016/10/223.230.41612015/11/174.225.01972017/3/213.230.61622016/6/114.225.21982017/8/253.230.71632016/8/204.125.31992017/9/33.230.91642016/8/254.125.52002013/7/143.131.11652014/5/134.025.62012014/8/133.131.21662015/5/264.025.82022014/8/313.131.41672015/8/103.925.92032015/11/243.131.51682016/7/203.926.12042017/1/53.131.71692016/10/293.926.22052017/3/243.131.81702014/10/303.826.42062017/5/73.132.01515DB4201/T

652-2021表

B.1 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）(mm)(mm)2072017/6/13.132.12432016/5/202.437.72082013/9/253.032.32442016/7/42.437.92092015/3/263.032.52452017/2/222.438.02102013/8/222.932.62462013/6/212.338.22112014/1/282.932.82472014/2/62.338.42122016/5/272.832.92482014/2/182.338.52132017/5/12.833.12492014/4/152.338.72142017/6/102.833.22502016/5/262.338.82152015/6/82.733.42512013/3/222.239.02162016/4/162.733.52522013/5/92.239.12172016/5/142.733.72532014/1/292.239.32182016/6/22.733.92542015/5/252.239.42192016/11/72.734.02552015/9/182.239.62202017/8/122.734.22562015/12/132.239.82212017/10/162.734.32572016/1/42.239.92222017/11/122.734.52582016/5/92.240.12232017/12/282.734.62592016/6/152.240.22242013/11/102.634.82602017/9/232.240.42252014/5/142.634.92612015/3/192.140.52262014/9/122.635.12622015/4/72.140.72272015/10/292.635.22632015/11/102.140.82282016/4/202.635.42642016/2/222.141.02292016/11/162.635.62652017/6/132.141.12302017/9/282.635.72662017/8/42.141.32312017/10/122.635.92672013/6/262.041.52322013/5/182.536.02682015/2/12.041.62332014/5/102.536.22692015/9/232.041.82342015/11/192.536.32702016/6/122.041.92352016/4/32.536.52712016/12/132.042.12362017/9/292.536.62722017/3/42.042.22372013/11/12.436.82732017/5/222.042.42382014/2/272.437.02742017/6/42.042.52392014/8/242.437.12752017/9/302.042.72402014/10/312.437.32762017/10/32.042.92412015/2/192.437.42772013/6/231.943.02422015/4/192.437.62782013/11/231.943.21616DB4201/T

—2021表

B.1 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）(mm)(mm)2792014/2/281.943.33152015/2/141.548.92802014/4/181.943.53162015/10/51.549.12812016/6/281.943.63172015/11/161.549.22822016/8/31.943.83182016/1/161.549.42832017/3/221.943.93192016/1/311.549.52842013/5/301.844.13202016/3/211.549.72852013/11/241.844.33212016/4/171.549.82862014/2/241.844.43222017/1/61.550.02872014/5/211.844.63232017/11/301.550.22882015/2/251.844.73242015/6/31.450.32892016/5/71.844.93252015/11/181.450.52902016/7/141.845.03262016/3/201.450.62912016/12/201.845.23272016/3/301.450.82922017/3/121.845.33282016/4/261.450.92932017/3/171.845.53292016/11/231.451.12942017/6/151.845.73302016/12/141.451.22952013/2/41.745.83312017/5/81.451.42962013/4/51.746.03322017/11/291.451.62972014/5/91.746.13332013/4/61.351.72982015/2/221.746.33342013/9/51.351.92992016/2/141.746.43352013/11/121.352.03002016/6/261.746.63362014/5/41.352.23012016/11/91.746.73372015/7/161.352.33022016/12/261.746.93382015/12/51.352.53032017/1/41.747.03392016/5/81.352.63042017/2/71.747.23402017/1/121.352.83052013/3/121.647.43412013/4/41.253.03062013/10/301.647.53422014/7/51.253.13072014/2/171.647.73432014/8/251.253.33082014/9/151.647.83442017/1/311.253.43092015/1/61.648.03452017/9/21.253.63102015/3/51.648.13462013/2/71.153.73112015/6/241.648.33472013/9/271.153.93122013/1/301.548.43482014/3/11.154.03132013/5/161.548.63492014/4/191.154.23142015/1/281.548.83502014/6/211.154.31717DB4201/T

652-2021表

B.1 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）(mm)(mm)3512014/8/181.154.53872017/2/80.960.13522014/11/71.154.73882017/5/40.960.23532015/6/151.154.83892017/8/140.960.43542016/6/61.155.03902013/3/10.860.63552016/11/81.155.13912013/3/260.860.73562017/4/171.155.33922014/2/90.860.93572017/5/231.155.43932014/8/110.861.03582013/2/261.055.63942014/9/190.861.23592013/2/281.055.73952015/2/150.861.33602013/4/231.055.93962015/3/200.861.53612013/12/91.056.13972015/10/70.861.63622015/1/291.056.23982015/10/280.861.83632015/6/251.056.43992016/1/90.862.03642015/11/281.056.54002016/1/110.862.13652016/1/101.056.74012016/1/210.862.33662016/10/121.056.84022016/3/90.862.43672016/10/281.057.04032016/9/90.862.63682017/8/81.057.14042016/10/20.862.73692017/11/171.057.34052017/2/30.862.93702013/7/170.957.54062017/12/140.863.03712013/11/110.957.64072013/2/180.763.23722014/1/110.957.84082013/11/140.763.43732014/2/50.957.94092014/2/250.763.53742014/2/70.958.14102014/3/250.763.73752014/8/30.958.24112014/5/310.763.83762014/11/50.958.44122014/6/250.764.03772015/2/230.958.54132014/8/230.764.13782015/3/150.958.74142015/5/170.764.33792015/5/110.958.94152015/11/220.764.43802015/5/280.959.04162016/2/130.764.63812016/3/290.959.24172016/10/140.764.83822016/5/150.959.34182017/1/100.764.93832016/11/220.959.54192017/3/230.765.13842016/12/250.959.64202017/12/150.765.23852017/1/110.959.84212013/3/190.665.43862017/2/20.959.94222013/3/240.665.51818DB4201/T

—2021表

B.1 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）(mm)(mm)4232013/4/200.665.74592016/5/50.571.34242014/1/100.665.84602016/10/110.571.44252014/2/40.666.04612016/12/270.571.64262014/3/60.666.14622017/2/10.571.74272014/4/240.666.34632017/5/150.571.94282014/6/300.666.54642017/11/130.572.04292014/7/10.666.64652017/12/130.572.24302014/8/140.666.84662013/2/140.472.44312015/1/240.666.94672013/4/300.472.54322015/7/50.667.14682013/5/170.472.74332015/9/190.667.24692013/8/250.472.84342015/9/250.667.44702014/3/70.473.04352015/11/40.667.54712014/3/230.473.14362015/11/50.667.74722014/4/230.473.34372015/11/110.667.94732014/4/260.473.44382015/12/240.668.04742014/8/160.473.64392016/3/100.668.24752014/12/100.473.84402016/8/260.668.34762015/1/50.473.94412016/9/300.668.54772015/4/180.474.14422016/10/10.668.64782015/7/60.474.24432017/3/200.668.84792015/8/90.474.44442017/4/200.668.94802015/9/220.474.54452017/10/40.669.14812015/11/200.474.74462017/10/110.669.34822016/1/20.474.84472013/1/280.569.44832016/2/100.475.04482014/5/190.569.64842016/3/260.475.24492014/5/220.569.74852016/4/140.475.34502014/8/270.569.94862016/5/230.475.54512015/4/150.570.04872016/5/250.475.64522015/6/130.570.24882016/6/30.475.84532015/7/40.570.34892016/7/30.475.94542015/12/120.570.54902016/7/130.476.14552016/1/220.570.74912016/10/240.476.24562016/1/280.570.84922016/11/150.476.44572016/3/30.571.04932017/1/70.476.64582016/5/40.571.14942017/4/40.476.71919DB4201/T

652-2021表

B.1 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）(mm)(mm)4952017/6/230.476.95312013/2/50.282.54962017/9/180.477.05322013/6/20.282.64972017/10/170.477.25332013/6/110.282.84982017/10/190.477.35342013/9/280.282.94992013/3/230.377.55352014/2/80.283.15002013/6/100.377.65362014/3/110.283.25012013/6/280.377.85372014/3/310.283.45022013/9/20.378.05382014/4/50.283.55032013/9/60.378.15392014/5/170.283.75042013/9/80.378.35402014/6/160.283.95052014/1/60.378.45412014/9/110.284.05062014/5/30.378.65422014/11/80.284.25072014/5/110.378.75432014/11/90.284.35082014/6/230.378.95442014/11/100.284.55092014/7/180.379.05452014/11/150.284.65102014/9/10.379.25462014/11/280.284.85112014/11/300.379.35472015/2/180.284.95122014/12/30.379.55482015/7/30.285.15132015/1/250.379.75492015/7/140.285.25142015/1/260.379.85502015/8/240.285.45152015/2/240.380.05512015/9/40.285.65162015/3/300.380.15522015/9/120.285.75172015/7/170.380.35532015/9/260.285.95182015/9/300.380.45542015/10/10.286.05192015/12/10.380.65552015/11/80.286.25202015/12/200.380.75562015/11/230.286.35212016/2/210.380.95572016/1/50.286.55222016/3/230.381.15582016/1/270.286.65232016/7/310.381.25592016/1/300.286.85242017/3/150.381.45602016/4/210.287.05252017/9/40.381.55612016/5/60.287.15262017/9/200.381.75622016/6/100.287.35272017/9/210.381.85632016/6/210.287.45282017/9/220.382.05642016/6/240.287.65292017/10/20.382.15652016/8/90.287.75302013/2/20.282.35662016/9/290.287.92020DB4201/T

—2021表

B.1 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）(mm)(mm)5672016/10/130.288.06032015/5/50.193.65682016/10/270.288.26042015/5/270.193.85692016/12/40.288.46052015/6/40.193.95702017/3/100.288.56062015/6/140.194.15712017/7/310.288.76072015/6/180.194.35722017/9/60.288.86082015/8/130.194.45732017/10/140.289.06092015/8/180.194.65742017/11/160.289.16102015/9/110.194.75752013/1/210.189.36112015/9/200.194.95762013/1/290.189.46122015/11/30.195.05772013/2/30.189.66132015/11/60.195.25782013/2/110.189.86142015/12/20.195.35792013/2/190.189.96152015/12/190.195.55802013/2/270.190.16162015/12/210.195.75812013/6/220.190.26172015/12/230.195.85822013/9/70.190.46182016/1/120.196.05832013/9/120.190.56192016/3/170.196.15842013/9/260.190.76202016/4/90.196.35852013/10/310.190.86212016/4/180.196.45862013/12/160.191.06222016/4/270.196.65872014/1/80.191.16232016/5/100.196.75882014/1/300.191.36242016/5/290.196.95892014/3/20.191.56252016/7/160.197.05902014/3/30.191.66262016/8/50.197.25912014/3/80.191.86272016/8/70.197.45922014/3/120.191.96282016/9/60.197.55932014/4/60.192.16292016/11/170.197.75942014/4/100.192.26302017/5/60.197.85952014/5/160.192.46312017/5/190.198.05962014/6/170.192.56322017/6/20.198.15972014/6/290.192.76332017/6/140.198.35982014/7/130.192.96342017/6/160.198.45992014/9/170.193.06352017/6/210.198.66002014/11/110.193.26362017/8/50.198.86012015/2/210.193.36372017/8/170.198.96022015/4/10.193.56382017/10/150.199.12121DB4201/T

652-2021表

B.1武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）(mm)(mm)6392017/10/180.199.26422017/11/190.199.76402017/11/100.199.46432017/12/10.199.86412017/11/180.199.56442017/12/20.1100.0

20132017

DB4201/T

—2021表

B.1 武漢市最大小時(shí)降雨量頻率統(tǒng)計(jì)（續(xù)）225min最大降雨強(qiáng)度（mm/h5.57.010.016.20.0620.0760.1000.1300.1660.2370.3840.1560.1920.2530.3310.4210.6010.9740.2160.2650.3480.4560.5800.8291.3430.0900.1110.1460.1910.2440.3480.5640.0500.0610.0800.1050.1330.1910.3090.1030.1270.1660.2180.2770.3960.6410.0850.1050.1380.1810.2300.3290.5320.0170.0210.0280.0360.0460.0660.1070.0690.0850.1120.1470.1870.2670.432100.1850.2280.2990.3910.4980.7121.153110.1470.1810.2370.3110.3960.5650.916120.1250.1540.2020.2650.3370.4810.779130.2660.3270.4300.5630.7161.0231.657140.1720.2110.2780.3630.4630.6611.071150.0420.0520.0680.0890.1140.1620.263160.0950.1170.1540.2010.2560.3660.593170.0390.0480.0620.0820.1040.1490.241180.3760.4620.6070.7951.0111.4452.340190.2350.2890.3790.4970.6320.9031.463200.4690.5780.7580.9931.2641.8062.925210.2930.3610.4740.6210.7901.1291.829220.3410.4190.5500.7210.9171.3102.123230.1110.1370.1800.2350.2990.4280.693240.1370.1690.2210.2900.3690.5270.854250.0740.0910.1190.1560.1990.2840.461260.1180.1450.1900.2490.3170.4530.735270.0580.0720.0940.1230.1570.2240.363280.0530.0650.0850.1120.1420.2030.329290.0240.0300.0390.0520.0660.0940.152300.0450.0560.0730.0960.1220.1740.281310.0360.0440.0580.0760.0970.1380.224DB4201/T

652-2021附 錄 C（規(guī)范性）武漢市溢流污染控制設(shè)計(jì)雨型表

C.1

規(guī)定了溢流污染控制水量模型設(shè)計(jì)可采用的武漢市短歷時(shí)設(shè)計(jì)雨型。表

C.1 武漢市溢流污染控制

短歷時(shí)設(shè)計(jì)雨型235minmm/h5.57.010.016.2320.1990.2440.3210.4200.5350.7641.237330.0210.0260.0340.0450.0570.0810.132340.0280.0340.0450.0590.0750.1080.174350.0320.0400.0520.0690.0870.1250.202360.0790.0980.1280.1680.2140.3060.495表中最大小時(shí)降雨量依據(jù)本文件7.1.3202019802018P&C24

11DB4201/T

—2021表

表

C.1 武漢市溢流污染控制

短歷時(shí)設(shè)計(jì)雨型（續(xù)）5min最大降雨強(qiáng)度（mm/h0.6863.9239.34011.43513.82320.7540.00010.00010.00010.00010.00010.00010.00040.00200.00480.00590.00710.01070.00010.00050.00130.00160.00190.00280.00000.00000.00000.00000.00000.00000.00070.00410.00980.01200.01450.02180.00040.00200.00480.00590.00710.01070.00140.00820.01960.02400.02900.04350.00170.00950.02260.02760.03340.05020.00270.01520.03610.04420.05350.0803100.00190.01080.02570.03150.03810.0572110.00170.00990.02370.02900.03510.0526120.00090.00530.01260.01550.01870.0281130.00070.00420.01010.01230.01490.0224140.00110.00630.01510.01840.02230.0335150.00150.00850.02030.02480.03000.0451160.00110.00620.01480.01810.02190.0329170.00130.00740.01750.02150.02590.0389180.00000.00010.00010.00020.00020.0003190.00000.00000.00000.00000.00000.0000200.00090.00510.01210.01480.01790.0269210.00040.00250.00610.0