2011-06-06_REVISION - M1981185 ‎(63)‎

• Permit No: M1981185
• IBM Index Class Name: REVISION
• Doc Date: 6/6/2011
• Doc Name: Response to CN-01 3rd addequacy issues for 112d-1 application part 2 attachment E thru I
• From: R Squared Inc.
• To: DRMS
• Type & Sequence: CN1
• Email Name: WHE
• Media Type: D
• Archive: No

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CLC ASSCICIATES
F 113 770 2340
-AN
GRADING NOTES
1. EXISTING DRAINAGE STRUCTURES TO BE INSPECTED AND
REPAIRED AS NEEDED, AND EXISTING PIPES TO BE CLEANED
OUT TO REMOVE ALL SILT AND DEBRIS.
2. EXISTING GRADE CONTOUR INTERVALS SHOWN AT 1 FOOT.
3. PROPOSED GRADE CONTOUR INTERVALS SHOWN AT 1 FOOT.
4. IF ANY EXISTING STRUCTURES TO REMAIN ARE DAMAGED
DURING CONSTRUCTION IT SHALL BE THE CONTRACTORS
RESPONSIBILITY TO REPAIR AND/OR REPLACE THE EXISTING
STRUCTURE AS NECESSARY TO RETURN IT TO EXISTING
CONDITIONS OR BETTER.
5. TOPOGRAPHIC INFORMATION SHOWN IS FROM A TOPOGRAPHIC
SURVEY PREPARED BY LAND SURVEYORS. IF THE
CONTRACTOR DOES NOT ACCEPT EXISTING TOPOGRAPHY AS
SHOWN ON THE PLANS, WITHOUT EXCEPTION, THEN THE
CONTRACTOR SHALL SUPPLY, AT THEIR EXPENSE, A
TOPOGRAPHIC SURVEY BY A REGISTERED LAND SURVEYOR TO
THE OWNER FOR REVIEW.
EROSION CONTROL NOTES
1. THE OWNER, SITE DEVELOPER, CONTRACTOR AND/OR THEIR 9.
AUTHORIZED AGENTS SHALL REMOVE ALL SEDIMENT, MUD,
CONSTRUCTION DEBRIS, OR OTHER POTENTIAL POLLUTANTS THAT MAY
HAVE BEEN DISCHARGED TO OR, ACCUMULATE IN, THE FLOWLINES,
STORM DRAINAGE APPURTENANCES, AND PUBLIC RIGHTS OF WAYS AS
A RESULT OF CONSTRUCTION ACTIVITIES ASOCIATED WITH THIS
CONSTRUC110N PROJECT. SAID REMOVAL SHALL BE CONDUCTED IN A
TIMELY MANNER.
2. UNDERSTAND THAT ADDITIONAL EROSION AND SEDIMENT CONTROL
MEASURES MAY BE REQUIRED OF THE OWNER AND HIS OR HER
AGENTS DUE TO UNFORESEEN EROSION PROBLEMS OR IF THE
SUBMITTED PLAN DOES NOT FUNCTION AS INTENDED. THE
REQUIREMENTS OF THIS PLAN SHALL BE THE OBLIGATION OF THE
LAND OWNER AND/OR HIS SUCCESSORS OR HEIRS; UNTIL SUCH TIME
AS THE PLAN IS PROPERLY COMPLETED, MODIFIED, OR VOIDED.
10.
3. THE CONTRACTOR SHALL PREVENT SEDIMENT, DEBRIS AND ALL OTHER
POLLUTANTS FROM ENTERING THE STORM SEWER SYSTEM DURING ALL
DEMOLITION, EXCAVATION, TRENCHING, BORING, GRADING, OR OTHER
CONSTRUCTION OPERATIONS THAT ARE PART OF THIS PROJECT. THE
CONTRACTOR SHALL BE HELD RESPONSIBLE FOR REMEDIATION OF ANY
ADVERSE IMPACTS TO ADJACENT WATERWAYS, WETLANDS, ETC.,
RESULTING FROM WORK DONE AS PART OF THIS PROJECT.
APPROVED EROSION AND SEDIMENT CONTROL BEST
MANAGEMENT. PRACTICES SHALL BE MAINTAINED AND KEPT IN
GOOD REPAIR FOR, THE DURATION OF THIS PROJECT. AT A
MINIMUM, THE CONTRACTOR OR HIS AGENT SHALL PRODUCE
AND RETAIN WEEKLY WRITTEN INSPECTION RECORDS FOR ALL
BMPs AND AFTER SIGNIFICANT PRECIPITA110N EVENTS. ALL
NECESSARY MAINTENANCE AND REPAIR SHALL BE COMPLETED
IN A TIMELY MANNER BUT IN NO CASE MORE THAN SEVEN(7)
CALANDER DAYS AFTER THE INSPECTION. HOWEVER, STREET
SWEEPING IS TO BE COMPLETED BY THE CLOSE OF BUSINESS
DAY OR ON AN AS NEEDED BASIS. ACCUMULATED SEDIMENT
AND DEBRIS SHALL,BE REMOVED FROM A BMP WHEN THE
SEDIMENT LEVEL REACHES ONE HALF THE HEIGHT OF THE
BMP OR, AT ANY TIME THAT SEDIMENT OR DEBRIS ADVERSELY
IMPACTS THE FUNCTIONING OF THE BMP.
MODIFICATION OF AN ACTIVE CONSTRUCTION ACTIVITIES
STORMWATER DISCHARGE PERMIT BY THE DEVELOPER,
CONTRACTOR OR THEIR AUTHORIZED AGENTS SHALL REQUIRE
1TMELY NOTIFICATION. DISCHARGE PERMITS EXPIRE IF
CONSTRUCTION HAS NOT COMMENCED WITHIN 12 MONTHS OF
THE ACCEPTANCE OF THE MANAGEMENT PLAN.
6. CONSTRUCTION SHALL COMPLY WITH ALL APPLICABLE
GOVERNING CODES AND BE CONSTRUCTED TO SAME.
7. UNLESS OTHERWISE SHOWN, NO PROPOSED SLOPE SHALL
EXCEED ONE & HALF (1.5) HORIZONTAL TO ONE (1) VERTICAL.
ALL SLOPED AREAS MUST BE PROTECTED FROM EROSION.
8. THE CONTRACTOR IS RESPONSIBLE FOR CALCULATING HIS OWN
ESTIMATE OF EARTHWORK QUANTITIES.
4. A LAYER OF SUITABLE MULCH SHALL BE APPLIED TO ALL DISTURBED
PORTIONS OF THE SITE WITHIN FOURTEEN (14) DAYS OF THE
COMPLETION OF GRADING. SAID MULCH SHALL BE APPLIED AT A
RATE OF TWO (2) TONS PER ACRE AND SHALL BE TACKED OR
FASTENED BY AN APPROVED METHOD SUITABLE FOR THE TYPE OF
MULCH USED. ROUGH-CUT ROADS SHALL BE MULCHED UNLESS A
LAYER OF AGGREGATE ROAD BASE•OR ASPHALT PAVING IS TO BE
APPLIED TO ROUGH-CUT STREETS WITHIN THE 14 DAY PERIOD AFTER
COMPLETION OF GRADING.
5. THE CONTRACTOR SHALL LOCATE, INSTALL, AND MAINTAIN ALL
EROSION CONTROL AND WATER QUALITY BEST MANAGEMENT
PRACTICES AS INDICATED ON SHEET C4.20 THRU C4.24, EROSION
CONTROL PLANS.
6. THE DEVELOPER, GENERAL CONTRACTOR, GRADING CONTRACTOR
AND/OR THEIR AUTHORIZED AGENTS SHALL INSURE THAT ALL LOADS
OF CUT AND FILL MATERIAL IMPORTED TO OR EXPORTED FROM THIS
SITE SHALL BE PROPERLY COVERED TO PREVENT LOSS OF THE
MATERIAL DURING TRANSPORT ON PUBLIC RIGHTS OF WAYS.
7. THE USE OF REBAR, STEEL STAKES, OR STEEL FENCE POSTS TO
STAKE DOWN STRAW OR HAY BALES OR TO SUPPORT SILT FENCING
USED AS AN EROSION CONTROL MEASURE IS PROHIBITED.
8. SOILS THAT WILL BE STOCKPILED FOR MORE THAN THIRTY (30) DAYS
SHALL BE PROTECTED FROM WIND AND WATER EROSION WITHIN
FOURTEEN (14) DAYS OF STOCKPILE CONSTRUCTION. STABILIZATION
AND PROTECTION OF THE STOCKPILE MAY BE ACCOMPLISHED BY ANY
OF THE FOLLOWING: MULCHING, TEMPORARY/PERMANENT
REVEGITATION OPERATIONS, CHEMICAL SOIL STABILIZER
APPLICATION(REQUIRES WMD APPROVAL), OR EROSION CONTROL
MATTING/GEOTEXTTLES. IF STOCKPILES ARE LOCATED WITHIN 100 FEET
OF A DRAINAGEWAY, ADDITIONAL SEDIMENT CONTROLS SUCH AS
TEMPORARY DIKES OR SILT FENCE SHALL BE REQUIRED.
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PROJECT C: 11.0054
DRAWN BY: JJA
DEB IGNED BY: BAB
CHECKED BY: DJM
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