www.eugene-or.gov/planning <br />Planning & Development Updated: May 2024 <br />Planning Division <br />99 W. 10TH Avenue Suite 290, Eugene, OR 97401 <br />Phone: 541.682.5377 or E-mail: planning@eugene-or.gov Page 4 of 7 <br />Wastewater Requirements <br /> Show the location and flow line elevation of the existing public wastewater sewer at proposed connection point(s). <br /> Show the existing and proposed wastewater sewer layout, including service to each lot. (Each lot must be <br />connected to a public wastewater sewer.) <br />Storm Drainage Requirements <br /> Show the location and flow line elevation of the existing piped public system at proposed connection point(s). <br /> Delineate the tops-of-banks of all drainage-ways on and adjacent to the property. <br /> Delineate the Special Flood Hazard Area and determine the base flood elevation. <br /> A description of the extent to which a watercourse will be altered or relocated as a result of proposed development, <br />including a stormwater analysis of pre- and post-development flows. <br /> Show existing and proposed storm drainage, including the type of facilities proposed for collection, conveyance, and <br />treatment of storm water for all lots and development consistent with the stormwater provisions at EC 9.6790 – <br />9.6795. <br /> Submit a stormwater analysis (3 copies) that demonstrates compliance with stormwater drainage provisions at <br />EC 9.6790 – 9.6795. <br /> Indicate whether the stormwater system or portions thereof are proposed for public or private maintenance. If <br />applicable, submit a draft Operations and Maintenance Plan (for private facilities) and/or Operations and <br />Maintenance Agreement (for public facilities) consistent with EC 9.6797. <br />Tree Preservation Requirements <br /> Provide a tree preservation plan and report prepared by a certified arborist or approved equivalent. Both the plan <br />and the report shall demonstrate compliance with EC 9.8515(7)(b), (c), (d) and/or other applicable requirements. For <br />applications proposing Housing, submit materials to demonstrate compliance with EC 9.8520(5). <br /> Show the location, size and species of existing trees on site that are 8 inches or more in diameter at DBH (4.5 feet <br />above ground). Provide an assessment of the condition of the existing trees, indicate whether they will be <br />preserved or removed, and indicate the means of preservation when applicable. <br /> Show the “critical root zones” for trees to be preserved and provide supporting information that preserved trees will <br />not be impacted so as to constitute “tree removal,” as defined in EC 9.0500. <br />Natural Features Assessment and Delineation of Applicable Boundaries on Site Plan <br />Site plans shall show the following information in accordance with EC 9.8515(7)(a): <br /> Significant on-site vegetation, including rare plants (those that are proposed for listing or are listed under State or <br />Federal law), and native plant communities. <br /> All documented habitat for all rare animal species (those that are proposed for listing or are listed under State or <br />Federal law). <br /> Prominent topographic features, such as ridgelines and rock outcrops. <br /> Wetlands, intermittent and perennial stream corridors, and riparian areas. <br /> Natural resource areas designated in the Metro Plan diagram as “Natural Resource” and areas identified in any city- <br />adopted natural resource inventory. <br /> Submit a mitigation plan to address restoration or replacement of significant natural features, in accordance with EC <br />9.8515(7)(c). <br />N/A <br />N/A