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<br />NOTE' U'SE la" OEPTH R\PRAP
<br />ON AUL CULVERT INLETS ANO
<br />OUTLETS.
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<br />0000000 DENOTES P
<br />
<br />OPOSED CONTOUR
<br />OPOSED GRADE
<br />OPOSED STORM SEWER
<br />RECTION OF DRAINAGE
<br />LTATION FENCE
<br />SE LINE
<br />
<br />IBIR
<br />
<br />DE~OT~~ W~T~~~Dt p~~
<br />""''''''1<. ~vo!!>OO'" I,. ,,~~oc..
<br />
<br />,!!oM
<br />aUT\-E"T PIP" ~)..lD
<br />e",.....I...&O IN.,....
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<br />11,500
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<br />IZ.OPO~~O ~1!.01 M~I-IT"'TIOI-I "'1-10
<br />~TOIl.MWA.TEIZ.. DE.TE.....TIO.... PO....o
<br />TO COUNTY OITeM ~
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<br />Bottom ioU..
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<br />Industrial Equities
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<br />OvE R.~LOW .u."",,' ICT
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<br />
<br />
<br />
<br />PHASE I AND PHASE II GRADING
<br />
<br />1. Contractor shall schedule pre-construction meeting one week prior to
<br />starting construction. Contractor shall notify the Watershed District
<br />Engineer and City of New Brighton to the time and place of the meeting.
<br />
<br />
<br />r
<br />
<br />2.
<br />3.
<br />
<br />Install erosion control siltation fence prior to grading construction.
<br />
<br />Remove 12" depth of topsoil with vegetation from wetland arid stockpile
<br />on site. Phase I and Phase II
<br />
<br />RECOMMENDED TOE -IN TRENCH
<br />
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<br />,...
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<br />4. Phase I - Grade.existing Jones lake sedimentation basin to the proposed
<br />elevations and modify baffle weir. Spread 4" stockpiled wetland soil on posn SHALL BE SPACED NO GREA~R THAll
<br />disturbed areas. Seed and mulch. Phase II - Grade proposed County ~'APAAT
<br />, Ditch 5 sedimentation basin, construct baffle weir, spread 4" stockpiled
<br />wetland soil on disturbed areas, seed and mulch.
<br />
<br />5. Clear and grub site and stockpile topsoil. I'A!lI1IC SILTATION I'I!NCI!"
<br />
<br />11,000
<br />
<br />6.
<br />7.
<br />
<br />Spread topsoil on critical areas, seed and mulch immediately. Spread
<br />remainder of topsoil over the site, seed and mulch.
<br />
<br />Grade sHe.
<br />
<br />8. Coordinate grading and utility erosion control construction. (Refer to
<br />utility and storm sewer plans under separate contract.)
<br />
<br />c
<br />
<br />WETLANn MITIGATION NOTES
<br />
<br />1. TOTAL WETLAND FILL AREA: 2,800 S.F.
<br />2. WETLAND MITIGATION AREA: 4,200 S.F..
<br />3. REMOVE 120 C.Y. OF EXISTING WETLAND TOPSOIL AND
<br />STOCKPILE.
<br />4. EXCAVATE MITIGATtON AREA 9" BELOW PROPOSED ELEVATIONS.
<br />5. SPREAD 9" DEPTH, STOCKPILED WETLAND TOPSOIL IN PROPOSED
<br />MITIGATION AREA BELOW THE~!!> CONTOUR.
<br />6. SEED AND MULCH DISTURBED AREAS ABOVE eqo;; CONTOUR. USE
<br />MnDOT SEED MIX AND TYPE I MULCH. APPLY PER MnDOT TURF
<br />ESTABLISHED SPECIFICATION. (Z5'5)
<br />
<br />'!
<br />9. After vegetation Is stabilized, remove all temporary erosion control
<br />measures. Install permanent vegetation on disturbed areas.
<br />
<br />10. Begin construction Phase 1 Winter 1993, completion Fall 1993.
<br />
<br />II. Begin construction Phase II Spring 1993, completion Fall 1993.
<br />
<br />CONSTRUCTION NOTES: - Phase I & Phase II
<br />
<br />po
<br />
<br />1. _ Disturbed areas to be -seeded, mulched 'and dlsced upon completion of
<br />grading (within two days). Seedln9 and mulching shall conform to MnDOT
<br />Spec. 2575. Seed mixture No. 500 and Type I mulch, disced.
<br />
<br />2. . Excavate Phase I proposed pond during. stornuewer construct Ion '_. Spread
<br />4" stockpiled wetland soil on side slopes, between 906 contour and 910
<br />contour. Seed and mulch above 906 contour.
<br />
<br />SCHOELL & MADSON. INC.
<br />
<br />
<br />lAND 'IAN."NO
<br />D'VIlO'Y'N' CO"'Ul ""0
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<br />I2~VI~EO
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<br />8MI JOB NO. 61846-001
<br />Control
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<br />'''''100'
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<br />Se.":
<br />
<br />ENGINEERS . SURVEYORS . PLANNERS
<br />SOIL TESTING . ENVIRONMENTAL SERVICES
<br />10580 WAYZATA BOULEVARD
<br />HINNETONKA. HN 55305
<br />
<br />11-/1/91-
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<br />FOR
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<br />SECTION A-A
<br />
<br />COUNTY DITCH
<br />
<br />B/.FFLI!D OUTLI!T
<br />STRUCTURE
<br />
<br />
<br />...
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<br />In. ~.,
<br />
<br />SECTION A-A
<br />
<br />JONES LAKI! BASIN
<br />
<br />BAFFLED OUTLI!T
<br />STRUCTURE
<br />
<br />
|