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TABLE OF CONTENTS <br />EXECUTIVESUMMARY........................................................................................... ES-1 <br />SECTION 1 INTRODUCTION <br />1.1 Purpose and Scope................................................................................... 1-1 <br />1.2 Authorization........................................................................................... 1-2 <br />SECTION 2 DRAINAGE ANALYSIS <br />2.1 <br />Overland and Street Flow........................................................................ <br />2-3 <br />2.2 <br />Hydrology............................................................................................... <br />2-3 <br />2.3 <br />Inlet Capacity Analysis............................................................................ <br />2-4 <br />2.4 <br />Storm Sewer Capacity Analysis............................................................... <br />2-5 <br />2.5 <br />Alternatives Evaluated............................................................................. <br />2-6 <br />2.5.1 Design Frequencies......................................................................... <br />2-7 <br />2.3.2 Hydraulic Grade Line..................................................................... <br />2-8 <br />SECTION 3 COST ESTIMATE & CONCLUSION <br />3.1 <br />Alternative 1............................................................................................. <br />3-1 <br />3.2 <br />Alternative 2............................................................................................. <br />3-1 <br />3.3 <br />Alternative 3............................................................................................. <br />3-2 <br />3.4 <br />Conclusions.............................................................................................. <br />3-3 <br />SECTION 4 EVALUATION OF B112-00-00 AND B112-02-00 <br />4.1 Background.............................................................................................. 4-1 <br />4.2 Existing Model......................................................................................... 4.1 <br />4.3 Confluence of B 112-00-00 with B 112-02-00.......................................... 4-2 <br />4.4 Conclusions............................................................................................. 4-3 <br />SECTION 5 RECOMMENDATIONS <br />5.1 Recommended Drainage Improvements.................................................. 5-1 <br />5.2 Construction Issues.................................................................................. 5-1 <br />TOC-1 <br />Klotz Associates Project No. 0127.009.000 Fairmont Park East Bayou Drainage Study <br />May 2009 City of La Porte <br />