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and expense" to "intended to mimic the natural hydrologic cycle by slowing and infiltrating <br /> stormwater, and save"; add "and should be encouraged where conditions allow for favorable <br /> outcomes" to "these facilities help infiltrate or retain water on-site"; change "were developed <br /> as a simple and quick tool" to "were developed as an effective, simple and quick tool"; Sec. <br /> 4.1.1 include "outdoor motorized vehicle sales and storage" to site uses and characteristics <br /> that trigger source controls; Sec 4.1.3 add "and other surface runoff" to "signage is required <br /> for certain site uses and activities that may pollute stormwater"; change "need to be" to "must <br /> be"; Sec. 4.5.1 add "herbicides and creosote treated wood products" to high risk category; Sec. <br /> <br /> 4.8.2 add "no net increase of runoff shall result from private construction dewatering <br /> activities" to construction dewatering. <br /> Finding: Staff reviewed the proposed language changes to the Manual and incorporated two <br /> language changes that clarified the intent and purpose of the facilities. The other comments were not <br /> included because the comments are not necessary or helpful in administering the Manual. <br /> Comment 7: Can driveways be paved with pervious materials? <br /> Finding: Yes, porous asphalt and concrete materials are available. Inquiry and response <br /> only. <br /> Comment 8: Who is accountable for stormwater management facilities that receive <br /> stormwater runoff from public right of way? <br /> Finding: City maintenance crews will operate and maintain facilities that are in public rights <br /> of way and public easements. Inquiry and response only. <br /> Comment 9: Can't runoff be generated by events other than rain, i.e. `home' car <br /> washing, pressure washing? <br /> Finding: Yes, but the volume of runoff generated by these types of activities does not impact <br /> the design of stormwater facilities. These activities are addressed by the city's stormwater education <br /> program (to encourage water quality friendly approaches to car washing, for example) and the city's <br /> illicit discharge and spill response programs (which include enforcement for illegal discharges to the <br /> municipal stormwater system}. Inquiry and response only. <br /> Comment 10: Would a drywell be an authorized pretreatment facility for the paved <br /> area beneath the cover over fuel dispensing facilities and its surrounding traffic areas? <br /> Finding: No. Inquiry and response only. <br /> Comment 11: There should be a definition that applies to the River Road/Santa Clara <br /> area (urban transition area). <br /> Administrative Order - 4 <br /> <br />