Approval Letter 3-24-05
CITY OF
CHANHASSEN
7700 Market Boulevard
PO Box 147
Chanhassen, MN 55317
Administration
Phone: 952.227.1100
Fax: 952.227.1110
Building Inspections
Phone: 952.227.1180
Fax: 952.227.1190
Engineering
Phone 952.227.1160
Fax 952.227.1170
Finance
Phone 952.227.1140
Fax 952.227.1110
Park & Recreation
Phone 952.227.1120
Fax: 952.227.1110
Recreation Center
2310 Coulter Boulevard
Phone: 952.227.1400
Fax 952.227.1404
Planning &
Natural Resources
Phone: 952.227.1130
Fax 952.227.1110
Public Works
1591 Park Road
Phone: 952.227.1300
Fax 952.227.1310
Senior Center
Phone: 952.227.1125
Fax: 952.227.1110
Web Site
~^,rw.ci .chanhassen. mn. us
March 24, 2005
Y obeny Fanns, LLC
7105 Hazeltine Blvd
Excelsior, MN 55331
Karen Weathers
7235 Hazeltine Blvd
Excelsior, MN 55331
David Hunel
7460 Bent Bow Trail
Chanhassen, MN 55317
Re:
Yoberry Fann - Planning Case No. 04-43
Dear Applicants:
This letter is to fonnally notify you that on February 14, 2005, the City Council
adopted the following motion:
"The City Council approve Planning Case #04-43 to rezone 35.79 acres of
property zoned RR, Rural Residential to RSF, Residential Single Family for
Yoberry Fann as shown on the plans dated received December 20, 2004, and to
approve the preliminary plat for Subdivision Case #04-43 for Yoberry Fann for
57 lots and 8 outlots as shown on the plans received December 20, 2004, and the
plan presented February 28,2005 and dated February 22,2005, subject to the
following conditions:
1. A minimum of two overstory trees shall be required in the front yard of each
lot. The applicant shall supply the city with a list of the number of trees
required on each lot as shown on the landscape plan dated 12/20/04.
2. The developer shall be responsible for installing all landscape materials
proposed in rear and side yard areas.
3. Tree preservation fence shall be installed at the edge of the grading limits
prior to any construction.
4. Tree preservation on site shall be according to tree preservation plans dated
12/20/04. Any trees removed in excess of proposed tree preservation plans
will be replaced at a ratio of 2: 1 diameter inches.
5. Tree removal calculations must be shown for lot 3, block 1, Yoberry 2nd
Addition. Revised calculations for the entire development will be required
before final plat approval.
6. Payment of park fees at the rate in force at the time of platting shall be
required as a condition of approval.
The City of Chanhassen · A growing community with clean lakes, quality schools, a charming downtown, thriving businesses, winding trails, and beauliful parks. A great place to live, work, and play.
Yobeny Farms, LLC
Karen Weathers
David Hurrel
March 24, 2005
Page 2
7. The applicant will be required to meet the existing site runoff rates for the lO-year and 100-
year, 24-hour stonn events. The proposed ponds must be designed to National Urban Runoff
Program (NURP) standards.
8. The stonn sewer must be designed for a lO-year, 24-hour stonn event. Submit stonn sewer
sizing calculations and drainage map prior to final plat for staff review and approval.
9. Drainage and utility easements must be dedicated on the final plat over the public stonn
drainage system including ponds, drainage swales, and wetlands up to the 100-year flood
level.
10. Staff recommends that Type II silt fence, which is a heavy duty fence, be used adjacent to the
existing wetlands and around the ponds. In addition, tree preservation fencing must be
installed at the limits of tree removal. Erosion control blankets are recommended for all
areas with a steep slope of 3:1 and an elevation drop of eight feet or greater.
11. All plans must be signed by a registered Civil Engineer in the State of Minnesota.
12. On the utility plan:
a. All watennain pipes must be PVC-C900.
b. Maintain lO-foot horizontal separation between all sanitary/water/stonn sewer mains.
c. Sanitary manhole #4 must be with outside drop structure.
d. Show existing sanitary, stonn, and watennain pipe type and size.
e. Show all existing utilities in Longacres Drive.
f. Reroute the proposed watennain in the southwest comer of the parcel to be between Lots
5 and 6 and 10 feet off the proposed sanitary sewer within the 30-foot utility easement.
g. Add the following notes: Any connection to an existing structure must be core drilled.
13. On the grading plan:
a. Show the 100-year HWL of wetlands 1 and 5.
b. Show the benchmark used for the site survey.
c. Show the location and elevation of all emergency overflows. The elevation must be 1.5
feet lower than adjacent house elevations.
d. Delete the proposed grading on the custom house pad of Lot 3, Block 1, Yoberry 2nd
Addition.
e. Revise the retaining wall top and bottom elevations on the southwest comer of the parcel.
f. Remove existing temporary cul-de-sac pavement and re-sod it at the north on Highover
Dri ve.
g. Maintain a maximum driveway slope of 10% on Lot 21, Block 1, Yoberry 1st Addition.
h. Remove the existing outlet control structure after installing the proposed outlet control
structure on the existing north stonn pond.
1. Show the location of the existing power lines along the eastern property line of the site.
YobelTY Farms, LLC
Karen Weathers
David Hun'el
March 24, 2005
Page 3
14. Any retaining wall over four feet in height must be designed by a registered civil engineer
and a pennit from the City's Building Department must be obtained. In addition,
encroachment agreements will be required for any retaining wall within a public easement.
Approved safety fence will be required on top of all retaining walls which are adjacent to
sidewalk or trails.
15. The sanitary sewer and water hookup charges along with the Lake Ann Interceptor charge
will be applicable for each of the new lots. The 2005 trunk hookup charge is $1,458.00 per
unit for sanitary sewer and $2,955.00 per unit for watennain. The total 2005 Lake Ann
Interceptor charge is $2,270.00 per unit and the SAC fee is $1,525.00 per unit. All of these
charges are based on the number of SAC units assigned by the Metropolitan Council.
Sanitary sewer and watermain hookup fees may be specially assessed against the parcel at the
time of building permit issuance.
16. All disturbed areas, as a result of construction, must be seeded and mulched or sodded
immediately after grading to minimize erosion.
17. The applicant should be aware that any off-site grading will require an easement from the
appropriate property owner.
18. If importing or exporting material for development of the site is necessary, the applicant will
be required to supply the City with detailed haul routes.
19. All private driveway accesses for the demolished home sites off TH 41 must be removed.
20. All of the utility improvements are required to be constructed in accordance with the City's
latest edition of Standard Specifications and Detail Plates. The applicant is also required to
enter into a Development Contract with the City and supply the necessary financial security
in the fonn of a letter of credit or cash escrow to guarantee installation of the improvements
and the conditions of final plat approval.
21. All lots must have a minimum useable area off the back of the house pad with a maximum
slope of 10: 1.
22. The applicant will be required to cover the cost of all necessary upgrades to L.S. #27 for the
wastewater from the 11 additional homes.
23. A curve sign with a 20 mile per hour speed limit at the eastern end of Gunflint Trail is
required on both sides of the curve.
24. Existing drainage and utility easements within the site must be vacated prior to recording of
the final plat.
25. The pond built in conjunction with the Highover subdivision must be maintained to ensure it
meets the size and volume standards to which it was originally designed. Any inlet and
outlet structures on that pond requiring maintenance or replacement must be corrected. In
Y obelTY Farms, LLC
Karen Weathers
David Hurrel
March 24, 2005
Page 4
addition, areas experiencing erosion due to storm water discharge must be stabilized.
26. The applicant will either have to expand the existing pond or provide onsite ponding for the
drainage from the south-central portion of the site.
27. The applicant will need to obtain an agreement from Xcel Energy that prohibits any future
encroachment of the power poles into the street pavement or move the street and right-of-
way outside of the existing easement area.
28. A wetland buffer 16.5 feet in width must be maintained around Wetlands 2,3,4 and 5. A
wetland buffer 20 feet in width must be maintained around Wetland 1. Wetland buffer areas
should be preserved, surveyed and staked in accordance with the City's wetland ordinance. The
applicant should install wetland buffer edge signs, under the direction of City staff, before
construction begins and must pay the City $20 per sign.
29. All structures must maintain 40-foot setbacks from wetland buffer edges.
30. All bluff areas must be preserved. In addition, all structures must maintain a 30-foot setback
from the bluff and no grading may occur within the bluff impact zone (i.e., the bluff and land
located within 20 feet from the top of a bluff).
31. Silt fence must be installed between wetland impact areas and the remaining wetland.
32. All exposed soil areas should have temporary erosion protection or pennanent cover year
round, according to the following table of slopes and time frames:
Type of Slope
Steeper than 3: 1
10:1 to 3:1
Flatter than 10: 1
Time
7 days
14 days
21 days
(Maximum time an area can
remain open when the area
is not actively being worked.)
These areas include constructed stonn water management pond side slopes, and any exposed
soil areas with a positive slope to a storm water conveyance system, such as a curb and gutter
system, storm sewer inlet, temporary or permanent drainage ditch or other natural or man
made systems that discharge to a surface water.
33. Street cleaning of soil tracked onto public streets Highover Drive, Lake Lucy Road, Gunflint
Trail, Longacres Drive, Hunter Drive and Highway 41 should include daily street scraping and
street sweeping as needed.
34. At this time, the estimated total SWMP fee, due payable to the City at the time of final plat
recording, is $97,191.
35. The applicant shall apply for and obtain permits from the appropriate regulatory agencies (e.g.,
Riley-Purgatory-Bluff Creek Watershed District, Minnesota Pollution Control Agency (NPDES
Phase IT Construction Permit), Minnesota Department of Natural Resources (for dewatering),
Yo berry Farms, LLC
Karen Weathers
David Hunel
March 24, 2005
Page 5
Minnesota Department of Health, Minnesota Department of Transportation, and comply with
their conditions of approval.
36. Submit streets names to the Building Department for review prior to final plat approval.
37. Building Department conditions:
a. A final grading plan and soils report must be submitted to the Inspections Division before
building permits will be issued.
b. Demolition pennits must be obtained prior to demolishing any structures on the site.
c. Existing wells and on-site sewage treatment systems but be abandoned in accordance
with State Law and City Code.
d. Separate sewer and water services must be provided each lot.
e. Retaining walls more than four feet high must be designed by a professional engineer and
a building permit must be obtained prior to construction.
f. The developer must coordinate the address changes of the three existing homes with the
construction of the development and provide access for emergency vehicles at all times.
38. Fire Marshal conditions:
a. A lO-foot clear space must be maintained around fire hydrants, i.e., street lamps, trees,
shrubs, bushes, Xcel Energy, Qwest, cable TV and transformer boxes. This is to ensure
that fire hydrants can be quickly located and safely operated by firefighters. Pursuant to
Chanhassen City Ordinance 9-1.
b. No burning permits will be issued for trees to be removed. Trees and shrubs must either
be removed from site or chipped.
c. Fire apparatus access roads and water supply for fire protection is required to be installed.
Such protection shall be installed and made serviceable prior to and during the time of
construction except when approved alternate methods of protection are provided.
Temporary street signs shall be installed on each street intersection when construction of
new roadways allows passage by vehicles. Pursuant to 2002 Minnesota Fire Code
Section 501.4.
d. Submit proposed street names to Chanhassen Building Official and Chanhassen Fire
Marshal for review and approval.
e. An additional hydrant will be required at the southernmost tip of Lot 4. Relocate the fire
hydrant from between Lots 18 and 19 to between Lots 16 and 17 and add an additional
fire hydrant between Lots 1 and 8.
39. On Sheets C3.1, C4.1, C5.1 and L2.1 ofthe plans, a gap appears on the western edge of Lots 4,
19,20 and 21 of Block 1 and Outlot A, Yoberry Farm. This gap must be eliminated.
40. A windmill appears within the front yard setback on Lot 4, Block 1, Yoberry Farm. The
applicant shall remove or relocate this structure prior to final plat recording.
41. Approval of this subdivision is contingent upon vacation of existing drainage and utility
easements located on Lots 1 through 3, Block 2, Yoberry Farm 2nd Addition.
YobelTY Farms, LLC
Karen Weathers
David Hunel
March 24, 2005
Page 6
42. The applicant shall remove the sidewalk on the west side of Gunflint Trail.
43. Trees that should be located prior to grading field verified as to whether or not they should be
removed include: #312, #42, #192, #250, 46, 81, 270 and #251.
44. The developer will be required to install a lO-inch raw water transmission main for future
connection to the City's second water treatment plant as a part of the utility construction and
provide public drainage and utility easements over the transmission main. As this is a
system-wide improvement, the construction cost for the raw water main will be paid by the
City from the water portion of the utility fund.
45. The applicant shall provide a pennanent trail easement or Outlot dedicated to the City
between Lots 1 and 2, Block 1, Yoberry Farm 2nd Addition as depicted on the diagram:"
46. The construction access off of 41 shall be maintained for as long as possible.
47. No connection of Highover and Gunflint Trail, specifics to be proposed by staff and the
developer.
If you have any questions, please call me at (952) 227-1134 or e-mail me at
sal i aff@ci.chanhassen.mn.us.
Sincerely,
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Sharmeen AI-Jaff
Senior Planner
c: Matt Saam, Project Engineer
Steve Torell, Building Official
g:\plan\2004 planning cases\04-43 - yoberry farm\letter of approvaL doc