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<br />TABLE OF CONTENTS
<br />
<br />DRAINAGE CRITERIA MANUAL (V. 1)
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<br />4.0
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<br />3.1.2 Rainfall-Runoff Relationships ........,......................................................,........ DP-10
<br />3.1.3 Inventory of Successful Projects .....,..................,.......................................... DP-10
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<br />3,1.4 Library ....,....,.............,....,.......,.....,....,.......,......,...,...............,........., ,....,..,....., DP-10
<br />3.1.5 Runoff Magnitudes........,., ,.............,....,.............,....,.........,....,....'...., ,....,........ DP-1 0
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<br />Floodplain Data.....,........,.....,................,.....,....,....,....,....,....,..............,...................,... DP-l 0
<br />3.2.1 Small Waterways .....,.......................,.............,....,....,.....,........,....,..............,.. DP-1 0
<br />3.2.2 Data Inventory ..............,........,.........,....,.........,....,....,.........,.........,........,....... DP-l0
<br />3.2,3 Floodplains.,........,.....,.,.,. ....... ....... ....,.............,...., ..,.....................,.............., DP-10
<br />3.2.4 Priority for Data Acquisition ...,.....................................................,.........,....... DP-11
<br />Data Use......... ..............' .........., .,.,...,....,....., ......... ..........,..................., ..... ....,............. DP-l1
<br />3,3.1 Master Plan............,.........,...,....,.....,....,..............,.............,............................ DP-11
<br />3,3.2 Public Cosl....,....................,........,..........,...,.............................,.........,...,....... DP-11
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<br />3.3.3 Easements.....,........................,....,..........,.............,...................,.........,.......... DP-11
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<br />PLANNING,... .,. .".. .".... .,... ."., ,.." .,... .".,..... .". .,... ."... .,'" .,.., ,... ."... .,. ..",.. .",.".,. .,'" .,... .,.., ,... .". DP-12
<br />4.1 Total Urban System .........,.....,........,..............,.....................................................,...... DP-12
<br />4,1.1 Development Plan ,....,.............................,..................,............................,...., DP-12
<br />4,1.2 Master Plan........,.............................,...................,........................,................ DP-12
<br />4.1.3 Planning Process Ingredients........................................,..,..........................., DP-13
<br />4.1.4 Local and Regional Planning...........,............................................................. DP-13
<br />4.1,5 Site Planning.............................,.....,.............................................................. DP-13
<br />4.1.6 Water Quality .......,..........................................................,.......................,....., DP-13
<br />4.2 Multiple-Objective Considerations ......................,...................,.............,...................., DP-14
<br />4.2.1 Lower Drainage Costs ,.................................,........................,...................,... DP-14
<br />4.2.2 Open Space ....................,........,........., .... ........... .............................,....,......... DP-14
<br />4.2,3 Transportation........,.........,........,.....,....,... .................................... ............. ..... DP-14
<br />4,3 Natural Channels .................,....,....,........,......................................................,............ DP-14
<br />4,3,1 Channelization .........,....,.................. .....,...,. .....,... ,..,............................,......... DP-14
<br />4.3.2 Channel Storage...................,.............................,.........,................................ DP-14
<br />4.3,3 Major Runoff Capacity ........................................,.............,............................ DP-15
<br />4.3.4 Maintenance and Maintenance Access..,........,....,........................................ DP-15
<br />4.4 Transfer of Problems ,..........,.............,.................,.................................,..........,........' DP-15
<br />4.4,1 Intra-Watershed Transfer ..................................................................,..........' DP-15
<br />4.4.2 Inter-Watershed Transfer ...........,.......................................................,.......... DP-16
<br />4.4.3 Watershed Planning ,......,........,............................,.........,.............................. DP-16
<br />4.5 Detention and Retention Storage ............................................................................... DP-16
<br />4.5.1 Upstream Storage..,....,........,....,.....,....,...............,..,.........................,............ DP-16
<br />4,5.2 Minimized Directly Connected Impervious Area Development ...........,....,.... DP-17
<br />4,5.3 Downstream Storage....,.............,..........,........,...................,....,..................... DP-17
<br />4.5.4 Reliance on Non-Flood-Control Reservoirs.......................,..............,............ DP-17
<br />4.5,5 Reliance on Embankments............,.......................,...........,........................... DP-17
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<br />3.2
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<br />3.3
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<br />5.0
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<br />TECHNICAL CRITERIA......... ....,..... ...... ....,........,.....,......... ......... ..,......................,.......... ........ DP-18
<br />5,1 Design Criteria ,................,.................,.................,..........................,.........,................. DP-18
<br />5,1.1 Design Criteria ....................................,............................,............................, DP-18
<br />5.1.2 Criteria Updating ..............,...................,........................,..................,............. DP-18
<br />5.1,3 Use of Criteria..............,.....................................................,..................,........ DP-18
<br />5.2 Initial and Major Drainage.............,.............,....,........................,...,.......................,..... DP-18
<br />5.2.1 Design Storm Return Periods................,..............,.............................,.......... DP-18
<br />5.2.2 Initial Storm Provisions .,.............,....,........,....,....,....,.......,......,...,.................. DP-19
<br />5,2.3 Major Storm Provisions.,...,...................,.........,...,..............................,........... DP-19
<br />5.2.4 Critical Facilities .............,...,....,.....,....,........,............., ,........,...................,...... DP-19
<br />5.2.5 Major Drainage Channels........,.....,..................,....,.....,........,....,..............,.... DP-19
<br />5.2,6 T ailwater ,.........,.........,.....,...,...............,........,....'....,.......... ....,....,........ ,......... DP-20
<br />5,3 Runoff Computation"....., ....,..............,....,....,........., ...,.....,..., .........,..... ,..... ....,..,. ........ DP-20
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<br />TOC-ii
<br />Urban Drainage and Flood Control District
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<br />6/2001
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