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<br />Page 39 <br /> <br />APPENDIX B <br /> <br />PRELIMINARY AND FINAL DRAINAGE REPORT - <br />OUTLINE AND REQUIRED INFORMATION GUIDELINE <br /> <br />(Note, those items marked with an asterisk (*) are not required for a prelimI- <br />nary report.) <br /> <br />I. TITLE PAGE <br /> <br />A. TYPE REPORT (Prelim, Final, Flood Hazard) <br />B. PROJECT NAME <br />C. PREPARER NAME. FIRM, DATE <br />D. P. E. SEAL OF PREPARER <br /> <br />II. INTRODUCTION <br /> <br />A. SITE LOCATION <br />1. City, County, Street Grid <br />2. Adjacent Development <br /> <br />B. SITE DESCRIPTION <br /> <br />1. Existing Topography, Ground Cover, Use, etc. <br />2. Existing Drainage Facilities, Major Channels, Flood Hazard <br />Zones and Studies, Irrigation Ditches <br /> <br />C. PROPOSED PROJECT DESCRIPTION <br /> <br />D. FLOOD HAZARD AND DRAINAGE STUDIES RELEVANT TO SITE <br /> <br />III. HISTORIC DRAINAGE SYSTEM (discuss the following) <br /> <br />A. MAJOR BASIN <br /> <br />1. Relationship to Major Basin Channel <br />2. Major Basin Drainage Characteristics, Topography, Runoff, Use, <br />Cover, etc. <br /> <br />B. SUB-BASIN AND SITE DRAINAGE <br /> <br />I. Initial & Major Storms <br />2. Off-site Flows <br />3. Existing Drainage Palterns: Channelized or Overland Flow, <br />Volumes, Points of Discharge from Site <br />4. Effect of Historic Flows upon Adjacent Properties <br /> <br />IV. PROPOSED (DEVELOPED) DRAINAGE SYSTEM (discuss the following) <br />A. CRITERIA <br /> <br />1. Size Basin and Subbasins. <br />2. Hydrologic Method (Rational or CUHP) <br />3. Design Storm Frequencies - Initial and Major <br />