Ord 2016-022/Holt Tract PDD - Laserfiche WebLink

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c. Flood plain /Environmental: 1. At the time an application is made for either Watershed Protection Plan or Comprehensive Site Plan the applicant will provide a drainage analysis of any proposed development contained within the 1 % chance floodplain (current or advisory.) The analysis will include either a 1 D or 2D analysis, as determined by the Director of Engineering, using the most current version of the Blanco River Flood Model. 2. The proposed development will show no increase in the water surface elevation unless it is contained within a drainage easement or right -of -way or within property owned by the applicant. 3. The increase in discharge due to loss of storage within the floodplain shall be accounted for in all reclamation. 4. The lowest floor of any building or enclosed space will be at or above two feet from the one percent annual chance flood as projected in the most current version of the Blanco River Flood Model. f. Impervious Cover This site is limited to a total of 50% impervious cover, a reduction from the 80% allowed under GC in the current code of ordinances. In any case that a public sidewalk adjacent to either East River Ridge Drive or the IH -35 Frontage Road encroaches onto private property, it shall not be calculated towards the maximum 50% impervious cover allowed on the site. g. Storm Water Quality Control: This site shall meet all applicable development standards related to storm water quality as determined by the responsible official. h. Landscaping: This site shall meet all applicable development standards related to landscaping as determined by the responsible official. Plants listed as locally invasive (see attached) are prohibited. 5. Exterior Building Materials: Exterior building materials shall comply with all applicable City codes and development standards as determined by the responsible official. However, at the time the City revises city code to adopt a higher building standard requirement, such standards shall supersede the Building Material and Masonry requirements within this PDD. nefinifinns- "City" shall mean the City of San Marcos, Texas. "City codes and development standards" shall mean the regulations that have been adopted by the City of San Marcos, TX at the time this PDD is approved. "Responsible Official" shall mean the director of the City department who has been designated to accept and review the relevant Development Application.