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11 Stormwater 6 Utility work that is part of a larger project is not exempt The DOE leaves it up to jurisdiction KJH <br /> Technical from the Minimum Requirements#1-9. 1 believe this is interpretation. On past projects City of <br /> Memorandum documented in an Ecology response to comments on the Everett has interpreted utility work not <br /> Manual. I was unable to locate it, but it may have been contiguous with the main hardscape portion <br /> defined with an older Manual version. of the project as exempt. Other local <br /> Also, verify that the runoff areas match in the Section 6- jurisdictions also interpret it this way but it is <br /> Flow Control and the model. ultimately COE's decision what is contiguous <br /> with the main project or not. I have changed <br /> the numbers to include utility trenching in the <br /> flow control required areas. <br /> 12 Stormwater Appendix A3 The bypass pump will pump at an excess of the 100-yr, The bypass pump is set with VFD's to pump KJH <br /> Technical and it does not meet the performance standard at the maximum flowrate of the 50-year <br /> Memorandum discharge from the vault. The stormwater <br /> only enters the pump chamber when <br /> discharged via the flow restrictor. The pump <br /> cycles on an off as flow enters the pump <br /> chamber. The effect on the downstream is <br /> to mimic the flow control standard matching <br /> durations. <br /> 13 Civil Plans CG.10-BW This sheet is blank. Blank sheets have been removed. KJH <br /> 14 Civil Plans CG.01 - Include the DCSS 4-2.7 Required Notes for Storm Storm Drainage Notes have been added. KJH <br /> CG.05 Drainage Plans. <br /> 15 Civil Plans CG.01 - Label the pipe materials. See DCSS 4-2.3(1)for pipe Pipe material callouts added. KJH <br /> CG.05 materials allowed. <br /> Page 6 of 12 <br />