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• provided a mechanism to comply with recommended impervious surface ratios and included the following. - 1 . Accept the CDM recommended standards; 2. Increase the impervious surface ceiling; 3. Discount unpaved road surfaces; 4. Discount all unpaved surfaces, such as roads, driveways, and sidewalks; 5. Establish design standards which assure compliance such as a maximum permitted driveway length; 6. Increase the minimum required lot size requirement; and 7. Require compliance with a four percent impervious surface ratio and a density standard of one unit per five acres but permit a minimum lot size of two acres. Following consideration of the various options, the Planning Board voted to recommend approval of the proposed revisions to the revised interim development standards with the following change to Article 6. 15.2 a.3.a. ) of the Zoning Ordinance: a) Basic Reouirements: In the University Lake water supply watershed, lot size averaging is permitted provided the overall residential density for any development application shall not exceed one dwelling unit per five acres, no lot shall be less than two acres in size, and no more than five two-acre lots may be created as part of any development application, except as permitted under subsection b) or c) . An identical change was recommended for Section IV--C-2 a.3.a) of the Subdivision Regulations, While still recognizing the difficulty of complying with the recommended impervious limits, the Planning Board felt that "averaging" provided the greatest flexibility for property owners. A motion was made by Commissioner Hartwell , seconded by Commissioner Marshall , to approve the proposed amendments per the Planning Boards recommendation as amended. VOTE: UNANIMOUS B. SYKES GLEN, PHASE 3---PRELIMINARY PLAN (REVISED) The presentation was made by Emily Crudup. The purpose of this item was to consider a revision to the preliminary plan for Sykes Glen, Phase 3. The property is located in Bingham Township on the east side of Oak Grove Church Road (SR 1117) 0.3 mile north of the intersection with Vernon Road (SR 1118). The total acreage of the tract is 74.03 acres. It is zoned Agricultural Residential and Protected Watershed II (Cane Creek). The original preliminary plan was approved for twenty-two -(22) lots to be served by new public roads, and by individual wells and septic tanks. Lot sizes range from 2.0 acres to 5. 12 acres. On May 1 , 1989, the Board of Commissioners approved the preliminary plan for Phase 3 of Sykes Glen with 6 conditions: 1 . Add to note #4 that septic tanks and wells are also prohibited in the stream buffer. 2. Re-align the entrance road to provide a 90 degree intersection with SR 1117. 3. Dedicate 10' x 70' sight triangles at all intersections. 4. Adjust the 30' drainage easements shown on lots 4 and 7 to follow existing swales. 5. When the entrance road is re-aligned, combine the resultant strip of land on the north side of the new right-of-way with lot 16. 6. Delete the plat note stating "A 2' strip will be left between the Road R/W and Property of Jonathan Sykes".