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<br />DRAINAGE CRITERIA MANUAL (V. 1)
<br />
<br />TABLE OF CONTENTS
<br />
<br />1.5
<br />
<br />Fluvial Geomorphology.......,........,..........,. ........ ......... ................,....,..... .....,.. ..,...,........ MD-6
<br />1,5,1 Stream Channel Characterization ....................................,....,......................... MD-6
<br />1,5,2 Effects of Urbanization on Stream Channels...................,....,....,.................... MD-6
<br />1.5,3 Stable Channel Balance ...........................................................................,..... MD-7
<br />1,5.4 References for Additional Information...................,.................................,..... .. MD-8
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<br />2,0 PLANNING.,.....,.....,. ......................,....,...,..........,.... ..,.. .... ............ ..............,....,...... .... ..... ........ MD-11
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<br />OPEN CHANNEL DESIGN PRINCIPLES _..............................................................,............., MD-17
<br />3.1 General Open Channel Flow Hydraulics.......................................,..,......................... MD-17
<br />3.1.1 Types of Flow in Open Channels........................,....,..........,....,.................... MD-17
<br />3.1.2 Roughness Coefficients .................................................,....,......,...........,...... MD-19
<br />3.1.3 Flow Regime .................................................,............................................... MD-19
<br />3.1,3.1 Critical Flow.............,...............................,.......................,............ MD-21
<br />3.1,3.2 Subcritical Flow.............,.......................................................,...... MD-22
<br />3,1,3.3 Supercritical Flow........................................................................, MD-22
<br />Preliminary Design Criteria ................,..............,................,...,................................... MD-23
<br />3.2,1 Design Velocity .,..............,....,..............,.................,...,............_..,.................. MD-23
<br />3.2,2 Design Depths...,.............., ....,....., .......... .... ....... .....,..., ._.............,.... ...... ........ MD-24
<br />3.2,3 Design Slopes ..................,...............,.........,...........,................................,..... MD-24
<br />3.2,3.1 Channel Slope.,.....................................,................_....,................ MD-24
<br />3.2,3.2 Side Slopes ......,.........................,..........,...................................... MD-25
<br />Curvature and Transitions,....,.....,........,.....,.....................,............................ MD-25
<br />Design Discharge Freeboard ......,........,...........,..........................................., MD-26
<br />Erosion Control.,.....,........,..........,........,...........,....... ,.. .........,...... ......... ..... .... MD-26
<br />Summary of Preliminary Design Guidance,.................................................. MD-27
<br />Maintenance Eligibility ,.,...,..........,..............,................................................. MD-28
<br />3.2_8.1 Natural Channels (Open Floodplain Design) ............................... MD-28
<br />3.2_8.2 Open Floodway Design (Natural Channel With
<br />Floodplain Encroachment) .........,...............,........................,....,... MD-28
<br />
<br />2.1
<br />2.2
<br />2.3
<br />2.4
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<br />2.5
<br />
<br />2.6
<br />
<br />2.7
<br />
<br />3.0
<br />
<br />3.2
<br />
<br />General,...... .........,......,..... ......,......... ....,...... .... ..........,..........,...,.......... ...... .....,........... MD-11
<br />Impacts of Urbanization and Associated Effects ........................................,.............. MD-11
<br />Special Considerations for Semi-Arid Climates ,............................................,..,........ MD-11
<br />Route Considerations............. ......... ..........,........,........... .....,..., ........... ...................,... MD-12
<br />2.4.1 Present Flow Path.....,.................................................................................., MD-12
<br />2.4.2 Historic Flow Path .......................,...........................,.,.................................., MD-12
<br />2.4.3 Permitting and Regulations...............................................,........................... MD-12
<br />2.4.4 Public Safety .........................................................................,....................... MD-13
<br />2.4.5 Public Acceptance......................., .......... .... ....... ......,..... ........... ........... ..... ..... MD-13
<br />2.4.6 Alternate Routes .............,.........................,....,.............................................. MD-13
<br />2.4,7 Maintenance ...... ...... ......... ........... .......... ...., ..... ........., ...... .......... .... ......,.... ..... MD-13
<br />2.4,8 Route Costs ........,................,....,.......,..................................,........................ MD-13
<br />2.4.9 Recreational Use Potential ...................................................,....................... MD-14
<br />2.4.10 Environmental Considerations ..,........................................,....................,..... MD-14
<br />2.4,11 Presentation of Choice.....................................................................,........,... MD-14
<br />2.4,12 Underground Conduits ........,........,...........,...............................................,.... MD-14
<br />2.4.13 Two-Stage Channels..,........,.............................................................,......,.... MD-14
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<br />Layout...,. .,..,. .,..,.,... .".... .". .."..' '... .,... .".,.". ..",.",.. .". .."... .". .". ..",., .'... ."... .,. ."... .".... MD-14
<br />2.5,1 Working Map ...,...,....,..........................................................'......,.................. MD-15
<br />2,5.2 Preliminary Plan and Profile........................,......,............,............................. MD-15
<br />Master Planning or Preliminary Design....,....,...........................................,..........,...., MD-15
<br />2.6.1 Criteria for Final Hydrology .......................,................................................... MD-15
<br />The Master Plan ..,......,.....,...................,..............................................,..........,...,....... MD-15
<br />2.7.1 Report ....,......,.....,....,...,..........,.........................,..........................'................ MD-15
<br />2.7.2 Drawings. ....... .............., .... ....... .... ..... ................, ..... ................ ......... ............. MD-16
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<br />3.2.4
<br />3.2,5
<br />3.2.6
<br />3.2.7
<br />3.2.8
<br />
<br />6/2001
<br />Urban Drainage and Flood Control District
<br />
<br />TOC-ix
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