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<br />e <br /> <br />e <br /> <br />e <br /> <br />DRAINAGE CRITERIA MANUAL (V, 1) <br /> <br />TABLE OF CONTENTS <br /> <br />3.3 <br /> <br />3.2.3 Infiltration,..........."....,...,....".....,....,.........,.....,....,........, ....,...... ........"..........,. RO-20 <br />CUHP Parameter Selection ..,.."....,.....,.....,.........,..........,....,........,....,.....,...,.....,.....,. RO-23 <br /> <br />3.3,1 Rainfall ... ,.....,.....,.....,........,...................., ,....,....,.....,.............,.........,.....,....,.. RO-23 <br />3.3,2 Catchment Description"....., .........,.........,.....,..........,.............,.......... .....,....,.. RO-23 <br />3.3,3 Catchment Delineation Criteria .....................................................,............... RO-25 <br /> <br />4.0 UDSWM HYDROGRAPH ROUTING PROCEDURE ..,.......................................................... RO-29 <br />4.1 Software Description, ,..........,..............,...............,.....,.......................................,........ RO-29 <br />4,1.1 Surface Flows and Flow Routing ......................................,..........,..,......,...... RO-29 <br />4.2 Data Preparation for the UDSWM Software ............................,................................. RO-31 <br />4.2.1 Step 1-Method of Discretization .................,.................................,............ RO-31 <br />4.2.2 Step 2-Estimate of Coefficients for Conveyance Elements,....................... RO-31 <br />4.2,3 Step 3-Preparation of Data for Computer Input.......................................... RO-32 <br /> <br />5.0 OTHER HYDROLOGIC METHODS .........................................................,....,..........,............. RO-33 <br />5.1 Published Hydrologic Information ..................................,........................................... RO-33 <br />5.2 Statistical Methods ,............,....,....................................,...,......................................... RO-33 <br /> <br />6,0 SPREADSH EETS ....,........,. ....,. ..........,........,.....,.... ..,......... ................ ,....... ....,....., ...............,. RO-34 <br /> <br />7,0 EXAMPLES... .....,.....,....,...,. ..........,.........................,.... ...... .................. ............ ...............,....... RO-35 <br />7.1 Rational Method Example 1 ....................,.......,........................................................, RO-35 <br />7.2 Rational Method Example 2......,..,..................................................,.......................... RO-36 <br />7.3 Effective Rainfall Example .........................,..............,....,.................................,......... RO-38 <br /> <br />8.0 REFERENCES.. ..,..,.....................,....,..............,................ ........... ......... .... ..,........,..... ..... ....,... R0-40 <br /> <br />APPENDIX A.......,........,. ....,. ....................,. ...., ........, ...... ..,.......... ................ ...... ..... .... .......,........'......... RO-41 <br /> <br />Streets/Inlets/Storm Sewers <br /> <br />1 .0 INTRODUCTION.,..............".....,..............,..........................,.......... ..... ...., .... ....... ........,..........,.., ST-1 <br /> <br />1,1 Purpose...,....., ....,..........,.....,........,.........., ........,......,. .... ..... ..... .........' ..........,.......... ....... ST-l <br />1,2 Urban Stormwater Collection and Conveyance Systems.....,..,.................................... ST-1 <br />1,3 Components of Urban Stormwater Collection and Conveyance <br /> <br />Systems..,.....,....,...,............. ....,.... ....,....., ..... .... ....... ..... ...................,........... ,.......,....,... ST-3 <br />1.4 Minor and Major Storms,..........,...................................................,...,....,........,..........,... ST-3 <br /> <br />2,0 STREET DRAINAGE ...,......,..................,.........................................................................,......... ST-4 <br />2,1 Street Function and Classification .......................................'............,..........,................ ST-4 <br />2,2 Design Considerations.,.....,........, .........., ....,.... ..................... ..,............. ....,.... ....,...... .... ST-5 <br />2,3 Hydraulic Evaluation ....,.....,....,...,.........,....,.................,............,...............,.............,..... ST-7 <br />2.3.1 Curb and Gutter .....................,..........,.................................................,....,....... ST-7 <br />2.3.1,1 Gutters With Uniform Cross Slopes (i.e., Where <br />Gutter Cross Slope = Street Cross Slope)...........,....,....,................ ST-7 <br />2.3.1.2 Gutters With Composite Cross Slopes (i.e., Where <br />Gutter Cross Slope * Street Cross Slope)...................................... ST-8 <br />2.3.1,3 Allowable Street Hydraulic Capacity.,....,..,...................................., ST-9 <br />2,3.2 Swale Sections (V-Shaped With the Same or Different Side <br />Slopes and Circular Swales).....,..............,.....,.....,.............,..........,.......,....,... ST-10 <br />2.4 Major Storm Hydraulics.....,....,...,....,.....,....,....,....,.....,.....,....,.............,..............,....,... ST-11 <br />2.4.1 Purpose and Objectives ...... ................,.............................................,....,..... ST-11 <br />2.4.2 Street Hydraulic Capacity ...........,................................................................., ST-11 <br /> <br />INLETS..,....... ,...."....,'....,..,.. ..........,....,...,....,....,...............,.....,.....,......... ................ .,...."...,... ST -16 <br />3.1 Inlet Functions, Types and Appropriate Applications....................,....,........................ ST-16 <br /> <br />3.0 <br /> <br />6/2001 <br />Urban Drainage and Flood Control District <br /> <br />TOC-vii <br />