HomeMy WebLinkAbout2002-11-01 Public Works Director Ltr to Applicant Re Erosion ControlDSRK _ GH
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14168- 0A Park Boulevard No:.' P.O. Pox 2007 * Oalc.Pa'rk Heights, MN- 55082 -2007_ • Phone: 6511439 - 4439 s Fax: 651/439 -0574
No vember , tit
N � ye
_ Mr. Bill Rambo
Denny Decker Automotive
500 ' Ford .Road
Minneapolis olis MN. 55428
Mr•,'Brad. Coats -
- Golddd e Group Minnesota • - = r
3021 Harbor.l ne, Suite 20
,Pl mouth, M'N 5544 1 ;
R e: Stillwater Ford Emp loyee Parking Lot Erosion Control
Stillw od�V e
3 s + 4.e• had 4 Parking m a d e
' - .. 4'''� 'fir. ". ... .. ¢ •. � SY3 Y { X Y .. y .
, t e fforts fi
7 ... ...t• +}r•• bi •mo F t ,#° Ty:�l s v f "_. su ici Y s in
s r • L•, 9,: . :. _i... .sir... R PiV
- . ;:a. , '° • • .,.. - ° .. .`:. °rim ,
their erosion. control that
! t'he - B JD Beard did nbt
find therm in - violation•
. The Board took no_
,.� actions.
Further actions are
. _ required to being the
R
erosion ,control into as
close to full compl
with the approved
erosion control plan. as is
., v? 3«l..tP A. tL, r a yi J .ef{�3lJs. feasible ■
! €
work was stopped •
pp ed on the
p arki n g ot when thee. decided to re -think the use of this land. Since this project was
suppose to be a very short project their approved erosion- control plan, prepared by their
civil engineer and shown on their construction plans were minimal. The erosion control
fence that was suppose to be installed and maintained was specified to have 4 foot long
stakes, spaced 4 feet on center, driven I foot into the ground and have six inches of fabric
buried into the ground and they were to construct a rock construction entrance that was
fifty feet long and six inches thick. LUndersized erosion control fencing with 3 -foot posts on
8 foot centers and less than 5 inches in the ground was used. The construction entrance
Tree City U.S.A.
was not built. The excavatin contractor has been told and did compl with the re to
make immediate repairs to the existin fence b installin post ever four feet, removin
built up sediment, and as soon as possible replace the entire fence with fence that meets
the specification. This phased approach was taken to address immediate potential for rain
and to allow them to build the rock construction entrance and repair the curbin without the
dela of replacin the fence. The repair of the curb and installation of the construction
entrance is awaitin MNDOT approval. The have replaced the fence while awaitin
MNDOT approval.
The followin actions are re to brin the erosion control up to standard:
1. The existin silt fence is to be removed and replaced b November 1, 2002 with
fencin that meets the specification written b their en and approved as part of
the buildin plan approval. The exception is that their en re to place
the fence 10 feet from the toe of the slope would place the fence on the wron side of
the ditch and should be i Note: As of October 28 the silt fence was replaced.
2. The onl g radin g activit allowed on the site will be for the preparation of the rock
construction entrance and the replacement of the curbin If an alternative to the rock
construction entrance can be provided that will provide the e protection as the rock
construction entrance the Cit will consider the modification of this condition. The
certification that the modifications are as effective as the rock construction entrance
shall be under the seal of a re professional who is practiced in erosion control.
3. All construction must meet the g rades, storm water flows patterns, and confi
shown on the currentl approved plan. An chan must have prior approval of the
appropriate approvin authorit dependin on the extent of the chan Some or all of
the followin ma have approval authorit Communit Development Department, it
Administrator, Cit En Cit Council, Brown Creek Watershed District, and
MNDOT.
4. Erosion control inspections shall be performed and documented with a written record
at least weekl until frost is well established in the g round and after ever rain storm.
In the sprin an inspection shall be made and documented prior to the sprin melt and
no later than March 1, 2003. Weekl inspection and inspections after each rain storm
will be made and documented after March 1, 2003 and until final slope stabilization has
occurred with ve cover.
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TREE CITY U.S.A.
5. The MNDOT storm water pipe just north of the proposed entrance was partially
plugged ed with mud from the site and needs to be cleaned.
If you have any question, please contact me.
Sincerely,
Jay B. Johnson, P.E.
Public Works Director
CC: Mayor and city council
Browns creek Water Shed District Administrator
Kim Kamper, Acting city Administrator
Judy Holst, Finance Director
Mark J. Verling, city Attorney
Kris Danielson, community Development Director
Mitch Johnson, EOR, Engineer for BCWD
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TREE CITY U.S.A.