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<br />) <br /> <br />) <br /> <br />7/20/99 <br />Preserve Estates, Elk River, MN <br /> <br />By: Pefer Knaeble, P.E. (Terra Engineering Inc.) <br /> <br />Requirements per Elk River <br />horeland PUD Ordinance" . . <br /> <br />400' "Suitable Area" is area wli each tier excluding <br />wetland, bluffs, and land below OHW. There is <br />. no "bluff" area on this site. . <br />15.6 ac. (wetland =0.4 ac.), <br /> <br /> <br />) <br /> <br />Tier dimension <br />(Natural Envir. Lake, Wirtz Pond, unsewered) <br />.. i., <br />"SuitableArea" within Tier 1 . <br />(400' from Wirtz Pond OHW) <br /> <br /> <br />"Suitable Area" within Tier 2 <br />(400-800' from Wirtz Pond OHW) <br /> <br />17.1 ac <br /> <br />"Suitable Area" within Tier 3 <br />(800+' from Wirtz Pond OHW) <br /> <br />11.2 ac. <br /> <br />'-: _~ f .?~ <br />Single family resideiltiallot size standard <br />(within 000' of Wirtz Pond OHW) <br /> <br />2.5 ac.' <br /> <br /> <br />"Base Density" Tier 1 <br />"Base Density" Tier 2 <br />"Base Density" Tier 3 <br />Total "Base Density" <br /> <br />6.2 lots <br />6.8 lots <br />lilots, ,f. <br />17.6 lots <br /> <br /> <br /> <br />(wetland = 0.7 ac.) <br /> <br />(wetland = 3.5 ac.) .. <br /> <br /> <br />"Base Density Bonus" <br />* Allowed if: .' <br />- 50% of total site is open space (may include wetland areas) <br />.J . - individual on-site sewage systems must have Association maintenance agreement (per Larry Krampka of DNR) . <br />- setback increased from 25% from 150' to 188' from OHW (with vegetative management) <br /> <br />Tier 1 <br />Tier 2 <br />Tier 3 <br />Total <br /> <br />Max. Max. <br />Base Max. Density Total <br />Density Density' Increase Density <br />(units) Increase !uni1S). (units) <br />6.2 50% 3.1 9.4- <br />6.8 100% 6.8 13.7 <br />!&.. 200% 9.0 1M:.. <br />17.6 36.5 . <br />(Unit numbers may be transferred to a higher tier, <br />but not to a lower tier) <br /> <br />Proposed Prelimary Plat: <br />No. of lots <br />Total site area (ae.) <br />Total area of Open Space (a c.) <br /> <br />Cummulative <br />Max. <br />Total <br />Density <br />.(units) <br />9.4 <br />23.0 <br />36.5 <br /> <br />27' (inc!. ex. house) <br />72.8 <br />36.4 % of total site = 50.0% <br /> <br />Ex. house at 170' setback, the rest <br />are at 188'+ setback from Wirtz Pond OHW. <br /> <br />No. homes in Tier 1 <br />No. homes in Tier 2 <br />No. homes in Tier 3 <br />Total <br /> <br />4 <br />18 <br />~ <br />27 <br /> <br />) <br /> <br />. <br /> <br />