Laserfiche WebLink
Adopted 7/16/2001 - ~fective 811 512 0 0 1 City of San Leandro zoning Code -Article 19 <br />(includes amendments effective through 2007) <br />than 5 000 square feet to facilitate water management; <br />17. Install high-flow sensors (flow meters) that detect and report high <br />flow conditions created by system damage or malfunction; <br />18. Install manual shut-off valves (such as a gate valve, ball valve, or <br />butterfly valve) as close as possible to the point of connection of the <br />water supply to minimize water loss in case of an emergency (such_ <br />as a main line break) or routine repair; <br />19. Use low volume irrigation to maximize water infiltration into the root <br />zone in mulched plantin aq reas; <br />20. Use subsurface irrigation in narrow or irregularly shaped areas, <br />including turf less than eight (8) feet in width in any direction; <br />29 Incorporate rain harvesting or catchment technologies such as <br />cisterns for storage and use of rainwater to satisfy a percentage of <br />the landscape irrigation requirements;. and <br />22 Incorporate stormwater best management practices to minimize <br />runoff and to increase on-site retention and infiltration are <br />encouraged. Examples include: <br />a Rain ,gardens infiltration beds swales and basins that <br />allow water to collect and soak into the ground <br />b. Constructed wetlands and retention ponds that retain <br />water handle excess flow and filter pollutants; and <br />c Pervious or porous surfaces (e. q., permeable pavers <br />or blocks pervious or porous concrete, etc.) that <br />minimize runoff. <br />1=. Exceptions to Design Standards. <br />As part of the "Site Plan Approval" pursuant to Article 25, exceptions to the <br />requirements of this Section may be permitted if such requirements are <br />found not to be practical due to pre-existing site constraints. <br />4-1910 Acceptable Materials and Performance Standards <br />A. Minimum Required Landscape Areas Shall be Planted. The sole use of <br />crushed rock or gravel for large landscaped areas is prohibited (except for <br />walks and drainage swales). <br />B. Minimum Plant Sizes. Plant materials shall be sized and spaced to achieve <br />immediate effect and shall not be normally less than a fifteen (15) gallon <br />container for trees, five (5) gallon container for shrubs, and a one (1) gallon <br />container for accent plantings. The Zoning Enforcement Official may <br />approve smaller or require larger initial planting size to achieve specific <br />effects. <br />AR.19 <br />Page 15 of 19~ <br />