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MOUNTAIN HOUSE SPE01FIC PLAN II Figere 4.8: Lake Edge Sections depicts aiternative treatments for the lakelopen space edges in Neighborhoods K and L, including two public and two private edge conditions_ Where the lake edge is public, a path, maintenance area, and stone edge or filtration zone separates the lake/open space from private lots. Where the edge is privately awned, the edge may have a oflncrete wall or a sloping stone edge. The existing Old River home sites are located in the northern portion of Neighborhood Ir at elevations of approximately 10-43 feet. The existing 30 -foot wide roadway (Kelso Road} and roadway easement that provides access to these home sites runs parallel to Old River at approximately elevation four feet_ The north half of the roadway easement is located nn individual home sites, while the south had falls within Trimark property_ A new, private rural roadway will he constructed with the centerline on the existing roadway. Figures 4.9 and 4.10 describe the integration of the 0 I River home sites into the new pattern of roads and parcel elevations within Neighborhood I. These measures will provide for access, buffering, grading and drainage, and availability of urban utilities, as follows: ■ The existing elevations of home sites and roadway will be maintained, A fill slope wil I start at the south edge of the roadway easement and shall generally rise at a maximum slope of 4; 4, as practical, to meet the elevation of new residential lots (or the closest prorate property line) within Neighborhood L The width of the fill slope area will vary depending on the amount of grade to to accommodated. • The fill slaps will be planted with native or naturalized palette of trees, shrubs, and groundcove r to screen the Old River home sites from new development. This fill slope south of the new roadway will be maintained by a tinancinWmaintenance erdity acceptable to the MHCSD. • A wall ar decorative fence will be placed at the top of the fill slope_ This may consist of a solid wall or view fence no more than seven feet in height. At the end of cul-de-sacs, this edge treatment will be a view fence (see Figure 4.9: Old River Homesites Pian)_ • Access to the Old River home sites roadway will be provided via a local street eonnection through Neighborhood 4F4em C -PRI '1 POA. -May OqH aGeP1 +h Q vel CeF4eF All urban utilities in Neighborhood I wil I be extended within Wx *4aaal sl{eetKelao Road in a manner capable of seining the Old ;Aver Homesites_ sShould the owhers of those properties elect to receive public water and s;w frarn the MHCSID, they will need to annex into the Mountain House Community Services district. • Urban runoff from OW River home sites will he directed to a drainage swale at the botlom of the fill slope, where it will flow west, paraliei to the roadway easement, to a colleGtian basin at the T)orthwest corner of Neighborhood I. From there, runoff will either be pumped to Old River or the Mountain House storm water system, or conveyed by gravity flow. SPIT Implementation Measures 1. Private Nei hhorhood Desig n lie uirementa. All implementing projects on land seatralled by T -F k Cenities—shalI comply with the appiicabte provisions of the Trimark -Communities, LLC Mauntain douse_ Design Manuals, as amended, which compliance shall be evidenced by "tten approval by Tri mark-Gammeeitilesr LLC -the Master Developer or Its Design CHAPTW FOUR DEVELOPMENT AND 13 SIGN PAGE 4.10 Revlsed V11(7007 Resolution Template 01/2017