Final Plat Approval Letter 08-04-2014CITY OF
CHANHASSEN
7700 Market Boulevard
PO Box 147
Chanhassen, AN 55317
Administration
Phone: 952.227.1100
Fax: 952.227.1110
Building Inspections
Phone: 952.22T11 SO
Fax: 952.227.1190
Engineering
Phone: 952.2271160
Fax 952.227.1170
Finance
Phone: 952.227.1140
Fax: 9522271110
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
7901 Park Place
Phone: 952.227.1300
Fax: 952.227.1310
Senior Center
Phone: 952.227.1125
Fax: 952.227.1110
Web Site
www.ei.chanhassen.mn.us
August 4, 2014
John Knoblauch
J & S Ventures 1, Inc.
1450 Knob Hill Lane
Excelsior, MN 55331
Re: Preserve at Rice Lake Final Plat Approval - Planning Case 2013 -12
Dear Mr. Knoblauch:
This letter is to formally notify you that on July 28, 2014, the Chanhassen City Council
adopted the following motion:
"The City Council grants final plat approval of Planning Case #2013 -12 for Preserve at
Rice Lake to subdivide 13.22 Acres into 16 lots and 2 outlots as shown in plans dated
received June 13, 2014, subject to the following conditions:
Planning Department Conditions
All lots must comply with the following table:
COMPLIANCE TABLE,
Chanhassen is a Community for Life - Providing for Today and Planning for Tomorrow
Area
(square feet
Width
(feet)
Depth
(feet)
Maximum
Hardcover
s gunare feet
Notes
PUD
10,000
60 at building
setback
100
30 percent
Ll Ell
10,085
129
122
3,025
Wetland
L2 Bl
10,001
90
108
3,000
Wetland
L3 Bl
11,324
152
109
3,397
Wetland
L4 B1
10,281
76
143
3,084
Wetland
L5 1111
10,103
70
146
3,031
L6 111
10,301
63
134
3,090
L7 B1
10,017
62
128
3,005
L8 B1
10,000
62
128
3,000
Wetland
L9 1111
10,187
62
129
3,056
Wetland
L10 B1
10,024
63
123
3,007
Wetland
Lll Bl
12,083
65 (btdng
setbac k )
116
3,625
Wetland
L12 Bl
10,017
65 (building
setback
118
3,005
Wetland
Ll B2
14,085*
108 (building
setback)
132
4,225
Wetland, * area of neck (4,961
sq. ft.) excluded from lot area
calculations
L2 B2
10,781
91
106
3,234
Comer lot
L3 B2
10,000
106
127
3,000
L4 B2
10,003
90
148
3,001
Outlot A
282,005
6.47 acres open s ace /wetlands
Outlot B
47,560
1.09 acres open s ace /wetlands
ROW
72,332
1.66 acres
TOTAL
576,299
13.23 acres
Chanhassen is a Community for Life - Providing for Today and Planning for Tomorrow
Mr. John Knoblauch
The Preserve at Rice Lake — Planning Case 2013 -12
August 4, 2014
Page 2
Wetland setback: 20 -foot buffer, 30 -foot principal structure, 15 -foot accessory structure.
Front: 25 feet
Rear: 30 feet, accessory structure 15 feet
Side: 10 -foot house, 5 -foot garage
Environmental Resources Conditions
1. All relocated trees shall be warranted for two seasons and replaced by developer if dead or
dying within that time period. All overstory trees must be a minimum of 2.5" diameter and
all understory trees must be a minimum of 1.5" diameter or 6' height.
Building Official Conditions
1. Provide a 1:200 "clean" plat drawing (for addressing).
2. Proposed street name "PRESERVE COURT" is acceptable.
3. Buildings may be required to be designed by an architect and /or engineer as determined by
the Building Official.
4. A final grading plan and soils report must be submitted to the Inspections Division before
permits can be issued.
5. Retaining walls over four feet high require a permit and must be designed by a professional
engineer.
6. Each lot must be provided with separate sewer and water services.
7. The applicant and or their agent shall meet with the Inspections Division as early as possible
to discuss plan review and permit procedures.
Fire Marshal Conditions
1. An additional fire hydrant will be required at the southwest comer of Lot 1.
2. A three -foot clear space must be maintained around fire hydrants.
3. Prior to combustible construction, fire apparatus access roads capable of supporting the
weight of fire apparatus shall be made serviceable.
4. Temporary street signs shall be installed prior to and during time of construction.
5. Prior to combustible construction fire hydrants must be made serviceable.
Mr. John Knoblauch
The Preserve at Rice Lake — Planning Case 2013 -12
August 4, 2014
Page 3
Engineering eering Department Conditions
1. Advanced warning and speed advisory signs are required where the design speed is less than
30 mph.
2. The site plan and HydroCAD model must be revised to address the following comments:
a. Peak discharge rates are proposed to increase at the following locations:
i. Runoff leaving the western portion of Wetland A for the 2, 10 and 100 year design
events.
ii. Runoff leaving the site to the north of the eastern portion of Wetland A for the
snowmelt event.
iii. Runoff leaving the site to the north of the western portion of Wetland A for all events.
b. The applicant must provide calculations (or submit a model) demonstrating that the city's
requirements for water quality are satisfied.
3. The developer shall replace the 18" culvert north of the site with a new pipe that provides the
same capacity.
4. The lowest floor elevation of Lots 1 and 2, Block 1 need to be adjusted to maintain three feet
of separation from the groundwater.
5. If groundwater is encountered during site construction the lowest floor elevations must be
adjusted so that there is a minimum three -foot separation.
6. The developer must acquire any necessary permits from MnDOT for grading or drainage.
It is difficult to discern between the proposed contours, lot lines and setback lines. The
developer's engineer is requested to change the drawing line weights.
8. Some homes may choose to install a privately -owned and maintained booster to provide a
higher water pressure.
9. The owner of Lot 11, Block 1, Preserve at Rice Lake must be recorded in favor of 8591
Tigua Lane to allow for the water service installation. This easement shall be recorded with
the final plat.
10. An Encroachment Agreement shall be recorded against Lot 11, Block 1, and Outlot A,
Preserve at Rice Lake with the final plat to allow for the private water service to 8591 Tigua
Lane.
11. Final Plat approval is contingent upon filing the drainage and utility easement on the property
to the north, 8591 Tigua Lane.
Mr. John Knoblauch
The Preserve at Rice Lake — Planning Case 2013 -12
August 4, 2014
Page 4
12. A portion of the trunk sewer and water hookup fees (WAC and SAC, respectively) must be
paid in cash with the final plat:
WAC
16 units x $1,886 /unit =
$30,176
SAC
16 units x $664 /unit =
$10,624
The remainder of the WAC and SAC fees and the MCES SAC fee shall be paid with the
building permit application at the rate in effect at that time.
13. The proposed location of the catch basin on the east side of the cul de sac must be shifted so
that it will not conflict with the pedestrian ramp to the trail between Lots 11 and 12, Block 1.
14. The Agreement between the City and MnDOT to allow for the construction of the noise wall
within MnDOT right of way must be executed before the final plat is recorded.
15. A trail easement between Lots 11 and 12, Block 1, must be filed with the final plat.
16. The applicant must apply for and receive an NPDES permit from the Minnesota Pollution
Control Agency and provide evidence to the city prior to grading the site.
17. The following changes need to be incorporated into the SWPPP before any site grading can
occur:
a. The sheet labeled Appendix C -1: Erosion and Sediment Control Plan shall show erosion
control blanket covering the disturbed areas adjacent to the road crossing the wetland and
above the 894' contour for the most southwesterly pond.
b. All erosion control blanket except in the overland emergency overflow areas shall either
be netting free or use jute netting or another biodegradable material approved by the City.
c. Topsoil shall be stripped and stockpiled in a berm on the up- gradient side of the silt
fence. This shall be indicated on Appendix C -1: Erosion and Sediment Control Plan.
d. Sheets L -1 and L -2 shall be added to the SWPPP after Appendix C -2 as these are part of
the Final Stabilization Plan for the site.
Water Resources Coordinator Conditions
1. An escrow in the amount of $62,815 will be due with the final plat for erosion and sediment
control.
2. There is significant evidence of gully erosion at both off -site discharge locations. Rates must
be reduced below existing discharge rates or efforts must be taken to stabilize these discharge
points to prevent further channel incision and head cutting.
3. Wetland buffers are required around all wetlands on site. Extend buffer around wetland E.
Mr. John Knoblauch
The Preserve at Rice Lake — Planning Case 2013 -12
August 4, 2014
Page 5
4. Before permits are issued for any lot adjacent to a wetland, the developer shall install wetland
buffer signs as shown on sheet Ll Landscape Plan / Planting Plan. A $750.00 security will
be required at time of final plat.
5. Minnesota Department of Transportation right of way is outside of the City of Chanhassen's
WCA jurisdiction as MnDOT is their own LGU. Chanhassen's review of wetland
boundaries ended at the property limits. The applicant must get all appropriate approvals
from MnDOT for work on the sound wall.
6. The development must comply with the MN Rules Chapter 6120 and the DNR must issue
their concurrence to this effect.
7. Estimated Surface Water Management Connection charges due at the time of final plat are
$69,983.50. Provide area of wetland buffer and preservation/volume reduction area after
development to accurately calculate credit.
8. The land owner and the selected contractor must provide a Landowner Statement and
Contractor Responsibility for Work in Wetlands or Public Waters form to the City prior to
working on the road crossing into the site. This form is available on the Board of Soil and
Water Resources website.
9. Signs shall be placed along the preservation area to protect the area from encroachment after
build out, as shown on sheet L -1, prior to any permits being issued for any lot.
10. Seeded areas within the outlots shall be established and managed according to guidelines and
policies developed by the Minnesota Board of Soil and Water Resources as are available on
their website.
11. The applicant shall comply with all MnDOT requirements for any work within their right of
way, i.e. noise wall, landscaping, etc.
12. Before the final plat is recorded the DNR must approve the wetland vegetation management
plan.
13.Outlots A and B shall be deeded to the city.
Park and Recreation Conditions
1. Fifty - percent (50 %) of park fees shall be collected inconsideration for the dedication of Outlots
A and B. The park fees shall be collected in full at the rate in force upon final plat submission
and approval. At today's rate these fees would total $46,400 (16 lots X $5,800 per lot/2).
2. Construction of the 8 -foot wide neighborhood trail connection from the public street to the
southeast corner of the property at connection point to existing trail."
Mr. John Knoblauch
The Preserve at Rice Lake — Planning Case 2013 -12
August 4, 2014
Page 6
If you have any questions, please call me at (952) 227 -1134 or e-mail me at
saliaff(a ci.chanhassen.mn.us.
Sincerely,
Sharmeen Al -Jaff
Senior Planner
SAJ:ktm
Enclosure
c: Chestnut Group, LLC
ec: Alyson Fauske, Assistant City Engineer
Terry Jeffery, Water Resources Coordinator
Todd Hoffrnan, Park & Recreation Director
Jerry Mohn, Building Official
gAplan\2013 planning cases\2013 -12 preserve at ace lake\fiinal plat submittal 061314\appmval letter.doc