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NOTE: CONTRACTOR IS RESPONSIBLE FOR INSTALLATION, MAINTENANCE AND
REMOVAL OF ALL APPLICABLE EROSION & SEDIMENT CONTROL ITEMS.
RELOCATE FENCE TO
EAST SIDE OF RAIN
GARDEN.
LOCATE SILT FENCE
ON PROPERTY LINE.
MAY USE BIO—LOGS
AS ALTERNATE.
TOP OF BERM 2' RAIN GARDEN DEPRESSION
1022.7 STORMWATER CONTROL
2' DEEP X 5' WIDE
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STORM WATER POLLUTION PREVENTION PLAN NOTES:
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1.
GRADING CONTRACTOR SHALL VERIFY LOCATIONS AND ELEVATIONS OF ALL
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UNDERGROUND UTILITIES WITH THE RESPECTIVE UTILITY COMPANIES PRIOR TO CONSTRUCTION.
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2.
ALL EROSION CONTROL MEASURES CALLED FOR ON THESE PLANS AND
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SPECIFICATIONS, WHICH MAY INCLUDE SILT FENCE, SEDIMENTATION BASINS
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OR TEMPORARY SEDIMENT TRAPS, SHALL BE CONSTRUCTED AND SERVICEABLE
DRAWING NO.
1 OF 1
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IN THE FOLLOWING ORDER:
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A. ROCK CONSTRUCTION ENTRANCES A MINIMUM OF 50 FEET.
CHECKED BY:
B. SILT FENCE.
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DESCRIPTION OF REVISIONS
C. TEMPORARY CULVERTS,
STORM WATER POLLUTION
D. TEMPORARY SEDIMENTATION BASINS AND OUTFALL FACILITIES.
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E. STORM WATER POND CONSTRUCTION. I
F. COMMON EXCAVATION AND EMBANKMENT (GRADING }
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G. SEED AND MULCH OR SOD.
ITEM
INSTALLATION
H. BIO -ROLL BARRIERS IN FINISHED GRADED AREAS.
REMOVAL I
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I. INLET AND OUTLET FACILITIES SUBSEQUENT TO STORM SEWER WORK.
3.
GRADING CONTRACTOR SHALL PROVIDE AND MAINTAIN ALL EROSION CONTROL MEASURES IN ACCORDANCE
WITH CITY AND NPDES PHASE 11 PERMITTING REQUIREMENTS AS WELL AS EROSION CONTROL MEASURES AS
AFTER EACH RUN-OFF
DRAINAGE AREA IS
MAY BE SHOWN ON THESE PLANS OR SPECIFICATIONS. GRADING CONTRACTOR SHALL IMPLEMENT ANY
SILT FENCE
OF EARTHWORK OPERATIONS.
ADDITIONAL EROSION CONTROL MEASURES AS MAY BE REQUIRED TO PROTECT ADJACENT PROPERTY.
RESTORED.
4.
ALL EROSION CONTROL FACILITIES SHALL BE MAINTAINED BY THE
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AS REQUIRED.
CONTRACTOR DURING GRADING OPERATIONS. ANY TEMPORARY FACILITIES WHICH
ROCK CONST.
ARE TO BE REMOVED AS CALLED FOR ON THESE PLANS AND SPECIFICATIONS I
INSPECT REGULARLY.
PRIOR TO PAVING.
SHALL BE REMOVED BY THE GRADING CONTRACTOR WHEN DIRECTED BY THE
ENTRANCE
OF EARTHWORK OPERATIONS.
ENGINEER. THE GRADING CONTRACTOR SHALL THEN RESTORE THE SUBSEQUENTLY
DISTURBED AREA IN ACCORDANCE WITH THESE PLANS AND SPECIFICATIONS.
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OUTLET SKIMMER
AFTER POND GRADING
5.
THE GRADING CONTRACTOR SHALL SCHEDULE THE SOILS ENGINEER SO THAT
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STRUCTURE
CERTIFICATION OF ALL CONTROLLED FILLS WILL BE FURNISHED TO THE OWNER
MAINTAIN AS NEEDED.
_EDGE OF GRAVEL w / 31V0
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DURING AND UPON COMPLETION OF THE PROJECT.
6.
ALL DISTURBED AREAS, EXCEPT AREAS TO BE PAVED AND/OR SPECIFICALLY DESIGNED BY A LANDSCAPE
PLAN, SHALL BE COVERED WITH A MINIMUM 4" OF TOP SOIL. ALL DISTURBED AREAS SHALL BE SEEDED
& MULCHED AT THE PRESCRIBED RATES 'WITHIN 72 HOURS OF FINAL GRADING UNLESS OTHERWISE NOTED.
POND GRADING, CONC.
AT LEAST ANNUALLY
SEED MIX: MNDOT NO. 50B 50#/ACRE
3
FILTER
MULCH TYPE 1 2 TONS/ACRE (DISK ANCHORED)
AND AFTER HEAVY
FERTILIZER: 150#/ACRE RATE OF APPLICATION 20-10-10
----------- >
OUTLET INSTALLATION.
ALL EXPOSED SOIL AREAS WITH A CONTINUOUS POSITIVE SLOPE WITHIN 200 LINEAL FEET OF ANY i
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SURFACE WATER, MUST HAVE TEMPORARY EROSION PROTECTION OR PERMANENT COVER FOR THE EXPOSED
2
INSPECT & MAINTAIN
SOIL AREAS YEAR ROUND, ACCORDING TO THE FOLLOWING TABLE OF SLOPES AND TIME FRAMES.
DETENTION POND
TYPE OF SLOPE TIME (Maximum time an area can remain open when the area is not
AFTER HEAVY RAINFALL
PERMANENT.
actively being worked)
4
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OPERATIONS.
STEEPER THAN 3:1 7 DAYS
10:1 TO 3:1 14 DAYS
SEDIMENTS AS NEEDED.
FLATTER THAN 10:1 21 DAYS
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N GO -1 4= 6
7.
THE EXISTING TOPOGRAPHY AND CONTOUR ELEVATIONS SHOWN ON THE PLAN WERE TAKEN FROM A PLAN I
INSPECT & MAINTAIN
NO REMOVAL
FURNISHED BY OWNER.
SEED & MULCH
AFTER FINAL GRADING
AFTER HEAVY RAINS.
NECESSARY.
8.
CONTRACTORS GRADING AND EROSION CONTROL OPERATIONS SHALL TAKE PLACE WITHIN THE CONSTRUCTION LIMIT.
OPERATIONS.
9.
IT IS REQUIRED THAT SOILS TRACKED FROM THE SITE BY MOTOR VEHICLES BE CLEANED DAILY FROM PAVED
I
ROADWAY SURFACES THROUGHOUT THE DURATION OF CONSTRUCTION, I
AREAS IMMEDIATELY.
10.
PROVIDE TEMPORARY SEDIMENTATION BASINS AS DIRECTED BY THE ENGINEER.
INLET PROTECTION
11.
ALL REQUIREMENTS OF THE LOCAL WATERSHED DISTRICT SHALL BE SATISFIED PER THE APPROVED PERMIT.
AFTER TRIBUTARY AREAS
12.
ALL EROSION & SEDIMENT CONTROL MEASURES SHOWN ON THIS PLAN AND
BMP IS REACHED
IMPLEMENTED IN THE FIELD AS DIRECTED BY THE ENGINEER SHALL CONFORM TO THE MPCA'S
\
"PROTECTING WATER QUALITY IN URBAN AREAS: BEST MANAGEMENT PRACTICES FOR MINNESOTA".
13.
DEWATERING AND/OR BASIN DRAINING DISCHARGE SHALL BE DIRECTED TO SEDIMENTATION BASINS
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WHEREVER POSSIBLE. ALL DISCHARGE POINTS SHALL BE ADEQUATELY PROTECTED FORM EROSION &
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SCOUR THROUGH USE OF APPROVED ENERGY DISSIPATION DEVICES.
14.
ALL SOLID WASTE/ CONSTRUCTION DEBRIS SHALL BE DISPOSED OF IN ACCORDANCE WITH MPCA
REQUIREMENTS. HAZARDOUS MATERIALS SHALL BE STORED/ DISPOSED OF IN COMPLIANCE WITH
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MPCA REGULATIONS
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15.
CONTRACTOR SHALL USE RAPID STABILIZATON METHODS PER MnDOT 2573 AS NEEDED DURING THE COURSE OF Iw
THE WORK TO MAINTAIN CONFORMANCE WITH THE CITY AND NPDES 11 PERMIT REQUIREMENTS.
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THIS WORK SHALL CONSIST OF OPERA11ONS NECESSARY TO RAPIDLY STABILIZE SMALL CRITICAL AREAS, TO Iw
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PREVENT OFF SITE SEDIMENTATION AND/OR TO COMPLY WITH PERMIT REQUIREMENTS. THE WORK MAY BE
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PREFORMED AT ANY TIME DURING THE CONTRACT AND DURING NORMAL WORKING HOURS. THIS WORK WILL BE
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CONDUCTED ON SMALL AREAS THAT MAY OR MAY NOT BE ACCESSIBLE WITH NORMAL EQUIPMENT. THIS WORK
SHALL BE DONE IN ACCORDANCE WITH THE APPLICABLE MnDOT STANDARD SPECIFICATTONS,THE DETAILS SHOWN
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IN THE PLANS, AND THE FOLLOWING:
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THERE ARE FIVE STABILIZATION METHODS APPROVED FOR THESE OPERATIONS. THESE METHODS MAY BE
CONDUCTED INDEPENDENTLY OR IN COMBINATION.
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METHOD #1: APPLY TYPE 1 MULCH AND DISC ANCHOR
METHOD #2: APPLY TYPE 1 MULCH AND TACK WITH TYPE 5 HYDRAULIC SOIL STABILIZER
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METHOD #3: HYDROSPREAD SEED,FERTILIZER AND TYPE 6 HYDRAULIC SOIL STABILIZER
METHOD #4: HAND INSTALL SEED, FERTILIZER AND EROSION CONTROL BLANKET CATEGORY 3 ------
OS - - - - - - - - - - - - -
METHOD #5: PLACE GEOTEXTILE AND RIP RAP CLASS II IN VARIOUS CONFIGURATIONS
THESE EFFORTS WILL BE INCIDENTAL TO THE EROSION CONTROL BID ITEM.
16.
CHANGE OF COVERAGE: FOR STORM WATER DISCHARGES FROM CONSTRUCTION PROJECTS WHERE THE OWNER OR I
LLI
OPERATOR CHANGES, (E.G.,AN ORIGINAL DEVELOPER SELLS PORTIONS OF THE PROPERTY TO VARIOUS BUILDERS)
THE NEW OWNER OR OPERATOR MUST SUBMIT A SUBDIVISION REGISTRATION WITHIN 7 DAYS OF ASSUMING I
OPERATIONAL CONTROL OF THE SITE, COMMENCING WORK ON THEIR PORTION OF THE SITE , OR OF THE LEGAL
a,
TRANSFER, SALE OR CLOSING ON THE PROPERTY. I
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17.
INDIVIDUAL SITE BUILDERS SHALL BE RESPONSIBLE FOR PROVIDING ANY AND ALL NECESSARY EROSION I
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CONTROL MEASURES AS MAY BE REQUIRED. REQUIRED ECM'S SHALL CONSIST OF BUT NOT BE LIMITED
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TO THE FOLLOWING:
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A. STAKED FIBER LOG ROLLS AT BACK OF ALL CURB EXCEPT AT CONSTRUCTION/DRIVEWAY ENTRANCE.
B. SILT FENCE ON ALL DOWN GRADIENT SLOPES FROM CONSTRUCTION AREA. SILT FENCE SHALL HAVE
THE BOTTOM DUG IN WITH SOIL FIRMLY COMPACTED.
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C. ROCK CONSTRUCTION ENTRANCE HAVING 1" TO 2" CLEAR ROCK OVER GEOTEXTILE FABRIC.
D. STREET CLEANING AS MAY BE REQUIRED SHOULD VEHICLE TRACKING OCCUR. I
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INDIVIDUAL SITE BUILDERS ARE REQUIRED TO MAINTAIN ECM'S UNTIL SUCH TIME AS INDIVIDUAL
YARDS/VEGETATION ARE ESTABLISHED.
18.
CONTRACTOR SHALL PROVIDE A TEMPORARY SEDIMENTATION BASIN ON SITE FOR CONSTRUCTION WASH OUT USE. I
TEMPORARY BASIN SHALL BE LOCATED AS TO PROVIDE EASY ACCESS FOR CONSTRUCTION VEHICLES AND
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CONCRETE TRUCKS AS NECESSARY. I
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19.
INLET SEDIMENTATION CONTROL I5 TO BE PROVIDED TO ALL STORM SEWER CATCH BASINS THROUGHOUT
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CONSTRUCTION.
MEASURES APPLIED SHALL COMPLY WITH BEST MANAGEMENT PRACTICES FOR MINNESOTA AND
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APPLICATIONS OF NPDES PHASE 11 AS APPROPRIATE FOR PHASE OF CONSTRUCTION.
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NOTE: CONTRACTOR IS RESPONSIBLE FOR INSTALLATION, MAINTENANCE AND
REMOVAL OF ALL APPLICABLE EROSION & SEDIMENT CONTROL ITEMS.
RELOCATE FENCE TO
EAST SIDE OF RAIN
GARDEN.
LOCATE SILT FENCE
ON PROPERTY LINE.
MAY USE BIO—LOGS
AS ALTERNATE.
TOP OF BERM 2' RAIN GARDEN DEPRESSION
1022.7 STORMWATER CONTROL
2' DEEP X 5' WIDE
N
0
.404 R
T
H
0 10 20 40
660%mmm�
i s RIPRAP WEIR OVERFLOW SCALE IN FEET
821f10 '3NO0
-
_ 101 ------
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w mol n I I / O �- 9 , \ CL 3 RIPRAP
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T N I z' I OVEREOW Rl0PRAP ANC
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SITE, GRADING & UTILITY PLAN
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DRAWING NO.
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DESCRIPTION OF REVISIONS
STORM WATER POLLUTION
PREVENTION PLAN
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SCHEDULE OF INSTALLATION & MAINTENANCE I
SAO
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ITEM
INSTALLATION
INSPECTION & MAINTENANCE
REMOVAL I
I
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INSPECT & MAINT.
AFTER TRIBUTARY
PRIOR TO COMMENCEMENT
AFTER EACH RUN-OFF
DRAINAGE AREA IS
SILT FENCE
OF EARTHWORK OPERATIONS.
EVENT. REMOVE SEDIMENTS
RESTORED.
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AS REQUIRED.
ROCK CONST.
PRIOR TO COMMENCEMENT
INSPECT REGULARLY.
PRIOR TO PAVING.
ENTRANCE
OF EARTHWORK OPERATIONS.
MAINTAIN AS NEEDED.
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OUTLET SKIMMER
AFTER POND GRADING
INSPECT REGULARLY.
PERMANENT. I
O
STRUCTURE
IS COMPLETED.
MAINTAIN AS NEEDED.
_EDGE OF GRAVEL w / 31V0
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UPON COMPLETION OF
INSPECT & MAINTAIN
RIP -RAP &
POND GRADING, CONC.
AT LEAST ANNUALLY
PERMANENT.
3
FILTER
SWALE CONST. AND
AND AFTER HEAVY
----------- >
OUTLET INSTALLATION.
RAINFALL EVENTS.
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-' 3
3 M a /'
2
INSPECT & MAINTAIN
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DETENTION POND
DURING EARTHWORK
AFTER HEAVY RAINFALL
PERMANENT.
1
4
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OPERATIONS.
EVENTS. REMOVE
SEDIMENTS AS NEEDED.
-
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N GO -1 4= 6
--- -- I
--'
441.12'-7
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3211
INSPECT & MAINTAIN
NO REMOVAL
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SEED & MULCH
AFTER FINAL GRADING
AFTER HEAVY RAINS.
NECESSARY.
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OPERATIONS.
REPLACE WASH-OUT
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1
AREAS IMMEDIATELY.
INLET PROTECTION
UPON INLET CONSTRUCTION
WHEN 1/3 CAPACITY OF
AFTER TRIBUTARY AREAS
WEST LINE OF THE EAST HALF OF THE SOUTHWEST x
/' EDGE OF BITUMINOUS
BMP IS REACHED
ARE FULLY RESTORED
NOTE: CONTRACTOR IS RESPONSIBLE FOR INSTALLATION, MAINTENANCE AND
REMOVAL OF ALL APPLICABLE EROSION & SEDIMENT CONTROL ITEMS.
RELOCATE FENCE TO
EAST SIDE OF RAIN
GARDEN.
LOCATE SILT FENCE
ON PROPERTY LINE.
MAY USE BIO—LOGS
AS ALTERNATE.
TOP OF BERM 2' RAIN GARDEN DEPRESSION
1022.7 STORMWATER CONTROL
2' DEEP X 5' WIDE
N
0
.404 R
T
H
0 10 20 40
660%mmm�
i s RIPRAP WEIR OVERFLOW SCALE IN FEET
821f10 '3NO0
-
_ 101 ------
--------------- ---`a,
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T N I z' I OVEREOW Rl0PRAP ANC
BOTTOV OF FENCING.
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PROPOSED SAN. SEWER
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PROPOSED STORM SEWER
PROPOSED ELEVATION
SUGGESTED PLANTINGS
- NEW ENGLAND ASTER
- BLUEFLAG IRIS
- VIRGINIA BLUEBELLS
- CATERPILLAR SEDGE
AMENDED SUB -SOIL TO
PROMOTE INFILTRATION
80% SAND/20% PEAT OR
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DIRECTION OF 6.0" CLASS 5 AGGREGATE BASE
RUNS `: __ s INCH=MINIMUYII OR, CLASS 7 RECYCLE BASE
'sand. �- APPROVED SUBGRADE
INCH MINIMUM
NOTE: DEPENDING UPON CONFIGURATION. ATTACH FABRIC TO HARE MESH WITH
HOG RINGS. STEEL POSTS WITH TE WIRES, OR WOOD POSTS HATH STAPLES.
TYPICAL INSTALLATION FOR SILT FENCE
(SECTION 6.3, MPCA'S BEST MANAGEMENT PRACTICES-)
TYPICAL PAVEMENT SECTION
NOT TO SCALE
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�910— PROPOSED 10' CONTOUR
CL STREET I I
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PROPOSED ELEVATION
SUGGESTED PLANTINGS
- NEW ENGLAND ASTER
- BLUEFLAG IRIS
- VIRGINIA BLUEBELLS
- CATERPILLAR SEDGE
AMENDED SUB -SOIL TO
PROMOTE INFILTRATION
80% SAND/20% PEAT OR
COMPOST
RAIN WATER GARDEN CROSS-SECTION
NOT TO SCALE
,O,F ELEVATION
AS PER PLAN (7022.5)
'2 FT (10227)
1B"
Is"
ASS �QIflUIRIP RAP OTE"LE LINER
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WIRE MESH REINFORCEMENT
(OPTIONAL)
ENGINEERING FABRIC
METAL OR WOOD -
POST OR STAKE
`-2.5" MNDOT 41B. BITUMINOUS
FABRIC ANCHORAGE WEAR (MIN.) (MNDOT 2331.3)
TRENCH BACKFILL HATH
TAMPED NATURAL SOIL
DIRECTION OF 6.0" CLASS 5 AGGREGATE BASE
RUNS `: __ s INCH=MINIMUYII OR, CLASS 7 RECYCLE BASE
'sand. �- APPROVED SUBGRADE
INCH MINIMUM
NOTE: DEPENDING UPON CONFIGURATION. ATTACH FABRIC TO HARE MESH WITH
HOG RINGS. STEEL POSTS WITH TE WIRES, OR WOOD POSTS HATH STAPLES.
TYPICAL INSTALLATION FOR SILT FENCE
(SECTION 6.3, MPCA'S BEST MANAGEMENT PRACTICES-)
TYPICAL PAVEMENT SECTION
NOT TO SCALE
N
STR-12
DESIGNED:
MBB
I HEREBY CERTIFY THAT THIS PLAN, SPECIFICATION, OR REPORT WAS
PREPARED BY OR UNDER MY DIRECT SUPERVISION AND THAT I
PROFESSIONAL ENGINEER UNDER E LAWS OF THEE
A DULY LICENSEDED TH
STATE OF MINNESOTA.
PRINT NAME: MICHAEL B. BRANDY , P.E.
SIGNATURE:
DATE 5-19-09 LICENSE # 41258
Anderson Engineering of Minnesota, LLC
CIVIL E N G I N E E R I N G AND LAND SURVEYING
13605 1st AVENUE NORTH, SUITE 100, PLYMOUTH, MN 55441
TEL (763) 412-4000 FAX (763) 412-4090
SP EN SA
OR ON 0, MINNESOTA
SP EN SA DEVELOPMENT GROUP LLC
SITE, GRADING & UTILITY PLAN
COMM. NO.
11586
PLOTTED:
DRAWN:
PSH
DRAWING NO.
1 OF 1
CHECKED BY:
N0.
DATE
DESCRIPTION OF REVISIONS