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04/08/2019 <br />CITY OF TUKWILA INFRASTRUCTURE DESIGN AND CONSTRUCTION STANDARDS <br />2019 UPDATE <br />• INTRODUCTION (CHAPTER 1) <br />o Clarifications and references were updated. <br />o Updated references to TMC. <br />• DEVELOPMENT GUIDELINES (CHAPTER 2) <br />o Clarifications and references were updated. Revised any out of date manual reference <br />and clarified any unclear sections. (2.3.3, 2.4.5) <br />o Updated references to TMC. <br />• PLANS AND SPECIFICATIONS (CHAPTER 3) <br />o Updated Section references and added LID section. (3.4.5-3.4.9) <br />• STREETS (CHAPTER 4) <br />o Updated detail references. <br />o Updated references to TMC. <br />o Updated Signal and Illumination sections to current standards. <br />• SURFACE WATER (CHAPTER 5) <br />o Completely revised Chapter 5. Redefined flow control and drainage basins. Referenced <br />KCSWDM. <br />• FLOOD ZONE (CHAPTER 6) <br />o Minor revisions and clarifications in the text. Referenced other DOE and KCSWDM <br />regulations. <br />• WATER UTILITY (CHAPTER 7) <br />o Clarified and revised meters, services, blocking sections. <br />o Updated detail references. <br />o Updated references to DOE and TMC. <br />• SEWER UTILITY (CHAPTER 8) <br />o Clarified and revised crossing requirements. <br />o Updated detail references. <br />• STANDARD DETAILS (CHAPTER 9) <br />o All details are located in back of text to separate from rest of document. Allows City to <br />hand over details as separate package. <br />o Added general utility details <br />o Referenced WSDOT standard plans <br />o Added LID details into document <br />o Consolidated Water meter and service details. Called out parts in text, not on detail. <br />o Added new details: curb details, signs, railing, marker balls, <br />o Revised and reformatted nearly all of the details. <br />• APPENDICIES <br />o Removed out dated appendices (falling head test) <br />o Added marker ball placement log <br />o Added preferred street tree list. <br />W:\PW Eng\OTHER\Hari Ponnekanti\TIC4-15-19attachment.docx <br />11 <br />