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The comments below were generated from this project'sStormwaterReviewers. All questions shall be routed through this project's Public Works Reviewer <br /> Thad Newport with City of Everett Permit Services(TNewport@everettwa.gov). <br /> # Document Sht/Pg Reviewer's Comment Designer's Response Initials <br /> 1 Civil Plans C4.1 There are two Detail 2s on Sheet C4.1. Renumber them as The details have been renumbered NM <br /> appropriate and ensure that references to the details are appropriately. <br /> correct. <br /> 2 Civil Plans C4.1 Revise Detail 2/Sheet C4.1 and annotation on Sheet C4.0 to show Detail 2/C4.1 has been revised to show the NM <br /> that the detention pipe invert is 6" lower than the outlet pipe inlet from the detention pipe at 104.5. <br /> invert at the flow restrictor pollution control device. <br /> 110 <br /> 3 Civil Plans C4.1 Reconcile restrictor plate orifice diameter between Detail The orifice diameter has been revised to be NM <br /> 2/Sheet C4.1(called out as 0.5"),the other Detail 2/Sheet C4.1 1.5". <br /> (called out as 1.5"), and the WWHM model in the drainage <br /> report(called out as 1.5"). <br /> 4 Civil Plans C4.1 Reconcile Detail 1/Sheet C4.1 for length of the detention pipe The detention pipe length in detail 1/C4.1 NM <br /> (called out as 20') against the WWHM model in the drainage has been revised to be 15 LF. <br /> report(called out as 15'), and Sheet C4.0(called out as 15'). <br /> 5 Civil Plans C4.1 Reconcile riser diameter.WWHM model input in Drainage The WWHM Report has been revised to NM <br /> Report states a 12" riser diameter;Detail 2/Sheet C4.1 calls out a reflect the correct riser diameter of6 <br /> 6" diameter riser. inches. • <br /> 6 Civil Plans C4.0 Provide a 72" Type 2 catch basin perStandard Drawing 418 at CB#3 has been revised to be a 72" Type-2 NM <br /> the upstream end of the detention pipe(as opposed to the CB. <br /> currently proposed 54" Type 2 catch basin). With a relatively <br /> short detention pipe system,the 72"Type 2 catch basin will <br /> provide more capacity for capturing sediment and debris. <br /> Page 2 of 2 <br />