Approval Letter 10-24-20120
CITY OF
CHONSEN
7700 Market Boulevard
PO Box 147
Chanhassen, MN 55317
October 24, 2012
Mr. Michael Roebuck
Ron Clark Construction & Design
7500 West 78 Street
Edina, MN 55439
Chanhassen is a Community for Life - Providing forTodayand Planning for Tomorrow
Re: Lakeside Seventh Addition Final Plat — Planning Case #2012 -11
Administration
Phone: 952.227.1100
Dear Mr. Roebuck:
Fax: 952.227.1110
This letter is to confirm that on October 22, 2012, the Chanhassen City Council
Building Inspections
Phone: 952.227.1180
roved the final plat for Lakeside Seventh Addition, the development contract for
approved p p
Fax: 952.227.1190
the subdivision as well as the plans as specifications subject to the following
conditions:
Engineering
Phone: 952.227.1160.
Engineering Conditions:
Fax: 952.227.1170
Finance
1. The developer shall work with the City of Eden Prairie to obtain permission to
Phone: 952.227.1140
grade and construct the sidewalk connection to the trail.
Fax: 952.227.1110
2. Building permits are required for all retaining walls four feet tall or higher and
Park & Recreation
must be designed by a Structural Engineer registered in the State of Minnesota.
Phone: 952.227.1120
Fax: 952.227.1110
3. The watermain within driveway B shall be extended to the north end of the
Recreation Center
private street and a hydrant installed at the end.
2310 Coulter Boulevard
Phone: 952.227.1400
4. Each new lot is subject to the sanitary sewer and water hookup charges. A
Fax: 952.227.1404
portion of these fees must be paid in cash with the development contract and the
remainder paid with the building permit at the rate in effect at that time. The
Planning &
Natural Resources
amount due with the development contract is calculated as follows:
p
Phone: 952.227.1130
Fax: 952.227.1110
Water: 17 units x $1,715 /unit = $29,155.00
Sewer: 17 units x $632 /unit = $10,744.00
Public Works
7901 Park Place
5. All of the utility improvements are required to be constructed in accordance with
Phone: 952.227.1300
the City's latest edition of Standard Specifications and Detail Plates.
Fax: 952.227.1310
Senior Center
6. The applicant is also required to enter into a development contract with the City
Phone: 952.227.1125
and supply the necessary financial security in the form of a letter of credit or cash
Fax: 952.227.1110
escrow to guarantee installation of the improvements and the conditions of final
plat approval.
Web Site
www.ci.chanhassen.mn.us
7. Permits from the appropriate regulatory agencies will be required, including the
MPCA, Dept. of Health, Carver County and Watershed District.
Chanhassen is a Community for Life - Providing forTodayand Planning for Tomorrow
Mr. Michael Roebuck
Lakeside Seventh Addition — Planning Case No. 2012 -11
October 26, 2012
Page 2 of 4
8. This development is adjacent to Lyman Boulevard, therefore the Collector and Arterial
Roadway Improvement Charge shall be collected with the final plat and is calculated as
follows:
1.5 developable acres x $2,4000 /acre = $3,600.00
Park & Recreation Conditions
The developer shall pay $78,600 in park dedication fees for Lakeside 7 th Addition concurrent
with or prior to recording the final plat in lieu of parkland dedication or donation.
2. The sidewalk south of Lot 7, Block 4 connecting the Lakeside area to the newly- installed
Eden Prairie trail, as depicted in the applicant's plans, shall be installed concurrent with
development of Lot 4 units and a 15 foot -wide public walkway easement centered on the
newly installed sidewalk be dedicated to the city.
Water Resources Specialist Conditions:
1. The developer shall obtain an NPDES Construction Permit.
2. The erosion and sediment control plan shall be amended to be consistent with Chapter 19,
Section 145 and the NPDES Construction Permit including Appendix A and Appendix C.
3. The site shall meet the water quality requirements of the NPDES Construction Permit.
4. The design of the rain gardens should be consistent with the Minnesota Stormwater Manual
and in particular Chapter 12 -6 including;
a. The underdrain should not be wrapped in a sock.
b. The underdrain should be in a minimum of one -foot of double washed rock,
1 %2 inches in size. This should be wrapped in high permeativity blanket or a choker
course of washed pea gravel.
c. Minimum depth of the prepared soils shall be 30- inches.
d. Provide water quality volume (W calculations. Include new impervious surface
calculations used to calculate W q ,,.
5. The model should be run with an assumed infiltration rate no higher than 0.2 inches per hour
unless data from an infiltrometer or other suitable field data is provided confirming the
higher infiltration rate.
6. The drainage map should show drainage areas for both rain garden A and rain garden B.
7. The developer shall enter into a maintenance agreement with the City making the developer
or their proxy responsible for maintenance of the rain garden areas.
Mr. Michael Roebuck
Lakeside Seventh Addition
October 24, 2012
Page 3
8. The outfall for the drain tile shall be pulled back away from the wetland such that it
discharges at the edge of the buffer rather than in the wetland. Energy dissipation shall be
provided and shown on the plan. The profile of the underdrain needs to be shown on the
utility plan.
9. Energy dissipation shall be provided at the outfalls into the rain gardens. A forebay is highly
recommended to minimize future maintenance needs.
10. Surface Water Management fees due at the time of final plat are estimated to be $31,574.47.
11. The wetland and the required buffer shall be placed into a outlot separate from Outlot C.
This outlot shall be dedicated to the city.
12. Indicate the date of the delineation and the entity responsible for the delineation on the
drawing.
13. City staff must review the wetland buffer to assure that at least 50% of the remaining
vegetation is native. If not, the applicant must develop a management plan to accomplish
this goal.
14. Wetland buffer monuments are required. The location of these shall be indicated on a plan
sheet and surety funds shall be provided at the time of final plat to ensure that these
monuments are installed.
15. Permits from the appropriate regulatory agencies will be required, including the MPCA,
NPDES, Dept. of Health, Carver County, MnDOT and Watershed District.
Two signed mylar copies of the final plat shall be submitted to our office for signatures. One
1 " =200' scale mylar reduction of the final plat and one 1 " =200' scale paper reduction of the final
plat with just street names and lot and block numbers shall be submitted. The executed
development contract and the required fees ($160,575.85) and security ($240,600.95) specified
therein shall be submitted to the City. In addition, a digital copy in .dxf format and a digital copy
in .tif format (pdf compatible) in Carver County coordinates of the final plat shall be submitted.
The City will submit all the necessary documents to Carver County for recording.
A warranty deed for Outlot F shall be prepared and executed for recording with the final plat
documents. Additionally, all current year taxes must be paid in full and any delinquent
property taxes or green acres taxes must also be paid.
Mr. Michael Roebuck
Lakeside Seventh Addition
October 24, 2012
Page 4
Once everything is submitted, please contact Gordy Stauff at 952 -227 -1166 to coordinate the
preconstruction meeting. Should you have any questions, please feel free to contact me at (952)
227 -1131 or bgenerous@ci.chanhassen.mn.us
Sincerely,
Robert Generous, AICP
Senior Planner
ec: Kate Aanenson, Community Development Director
Alyson Fauske, Assistant City Engineer
Todd Gerhardt, City Manager
Todd Hoffman, Parks & Recreation Director
Terry Jeffery, Water Resources Coordinator
Jerry Mohn, Building Official
Paul Oehme, City Engineer
g: \plan\2012 planning cases\2012 -11 lakeside 7th addition \final plat \approval letter fp.doc