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Subdivision Review Comments
All Subdivision Review Comments for Case # 18TS0139




For VDOT’s comments please contact Virginia Department of Transportation at (804) 674-2814 or send e-mail to Boris.Solomonov@VDOT.Virginia.gov

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CASE NO: 18TS0139 STATUS: PENDING APPROVAL
PROJECT NAME: MAGNOLIA GREEN PH 3B - LAST INTERNET UPDATE: 11/22/17
SUBMITTAL TYPE: TENTATIVE SUBDIVISION
DEPARTMENT...REV..ROUTED..RESPONSE..STATUS....DATE...RVW..PHONE
ASSESSOR----: 00 10/16/17 11/13/17 ******** ********
ENVIR.ENGR.-: 00 10/16/17 11/13/17 COMPLETE 10/25/17 RWB 748-1035
FIRE DEPT.--: 00 10/16/17 11/13/17 COMPLETE 10/19/17 AWB 717-6167
MAPPING/GIS-: 00 10/16/17 11/13/17 ******** ********
PLANNING----: 00 10/16/17 11/13/17 ******** ********
PARKS & REC.: 00 10/16/17 11/13/17 ******** ********
SCHOOL BOARD: 00 10/16/17 11/13/17 ******** ********
TRANSPORT.--: 00 10/16/17 11/13/17 COMPLETE 11/09/17 SES 751-4912
UTIL.PLAN.--: 00 10/16/17 11/13/17 ******** ********
UTILITIES---: 00 10/16/17 11/13/17 COMPLETE 10/24/17 TVM 751-4435
UTIL.R.O.W.-: 00 10/16/17 11/13/17 ******** ********
VDOT--------: 00 10/16/17 11/13/17 ******** ********
REVIEW DEPARTMENT: UTILITIES
REVIEWER / PHONE # : TERRY MAPLES 751-4435
PLAN NAME : MAGNOLIA GREEN, PH. 3B
PLAN NUMBER: 18TS0139
ORIGINAL PLAN DATE: 9/26/17
REVIEW DATE: 10/24/17
LATEST SUBMISSION DATE:
SUBMITTAL NUMBER: NEW
STATUS: APPROVED
TABLE REVIEW:
.
.
.
1. THIS OFFICE MAY REQUIRE REDESIGN OR MODIFICATIONS TO
THE PROPOSED SEWER LAYOUT, AS SHOWN ON THE LATEST
PRELIMINARY PLAN, ONCE THE FIELD WORK, GRADING PLAN
AND SEWER DESIGN HAS BEEN COMPLETED BY THE
ENGINEER AND SHOWN ON INITIAL CONSTRUCTION PLAN
SUBMITTAL FOR REVIEW AND APPROVAL. (U)
.
2. IT WILL BE THE RESPONSIBILITY OF THE SUB DIVIDER TO
MAKE CERTAIN, BY WHATEVER MEANS NECESSARY,
(I.E., ON-SITE WATER LINE LOOPING OR OFF-SITE
WATER LINE EXTENSIONS, ETC.) THAT THE DEMANDS
GENERATED BY THE PROPOSED PROJECT DO NOT
ADVERSELY AFFECT ANY PORTION OF THE PRESSURE
ZONE THE PROJECT IS LOCATED WITHIN AND THAT
THE ADDITION OF THIS PROJECT WILL NOT CAUSE ANY
AREA WITHIN THE PRESSURE ZONE TO FAIL TO COMPLY
WITH THE CHESTERFIELD COUNTY FIRE DEPARTMENT'S
REQUIRED FIRE FLOW OF 1000 GPM AT 20 PSI
RESIDUAL. (U)
REVIEW DEPARTMENT: CHESTERFIELD TRANSPORTATION DEPARTMENT
REVIEWER/PHONE#: STEVEN E. SIMONSON, P.E. (804)748-1037
NAME OF PLAN: MAGNOLIA GREEN, PHASE 3B
CASE NUMBER: 18TS0139
LATEST PLAN DATE: 09/26/2017
DEPT. REC'D. DATE: 10/18/2017
SUBMITTAL NUMBER: ONE
REVIEW DATE: 11/09/2017
RECOMMENDATION: NOT APPROVED
TABLE REVIEW: YES
.
1. REVISE THE VPD ESTIMATES TO INCLUDE TRIPS GENERATED BY
"FUTURE PARCEL 23" AND ANY OTHER PARCELS THAT MAY ACCESS
MAGNOLIA GREEN PARKWAY THROUGH "PHASE 3B".
.
2. AS AT THE INTERSECTION OF COVE CREEK DRIVE AND MAGNOLIA
GREEN PARKWAY, SHOW THE DIMENSION OF THE WESTBOUND RIGHT
TURN LANE AT THE INTERSECTION OF MAPLE SUMMIT LANE AND
MAGNOLIA GREEN PARKWAY.
.
REVIEW DEPARTMENT : FIRE DEPARTMENT
REVIEWER / PHONE # : ANTHONY BATTEN
PLAN NAME : MAGNOLIA GREEN, PH. 3B
PLAN NUMBER : 18TS0139
ORIGINAL PLAN DATE : 9/26/17
LATEST REVISION DATE : 9/26/17
REVIEW DATE : 10/17/17
DEPARTMENT RECEIVED DATE: 10/18/17
SUBMITTAL NUMBER : 1ST REVIEW
STATUS : APPROVED
TABLE REVIEW:
COMMENTS
COMPLIANCE WITH 17-76 OF THE SUBDIVISION ORDINANCE
IN THE CHESTERFIELD COUNTY CODE SHALL BE MAINTAINED
AT ALL TIMES.
HYDRANT REQUIREMENTS AND LOCATIONS SHOWN ON THE
TENTATIVE PLAN MAY NOT BE ACCEPTABLE. HYDRANT(S) REQUIRED
AND THEIR LOCATION WILL BE EVALUATED AT THE TIME OF
CONSTRUCTION PLAN REVIEW.
PLAN NAME: MAGNOLIA GREEN PHASE 3B
REVIEW DEPARTMENT: ENVIRONMENTAL ENGINEERING
REVIEWER/PHONE: ROBERT W. BOSWELL - 748-1977
PLAN NUMBER: 18TS0139
ORIGINAL PLAN DATE: 9/26/17
LATEST SUBMISSION DATE: 10/16/17
REVISION SUBMISSION:
REVIEW DATE: 10/25/17
SUBMITTAL NUMBER: 1
STATUS: REVISION REQUESTED
TABLE REVIEW: NO
.
THE ENVIRONMENTAL ENGINEERING DEPARTMENT PRESENTS
THE FOLLOWING PRELIMINARY COMMENTS AND OBSERVATIONS
PERTAINING TO THE ABOVE REFERENCED TENTATIVE PLAT DATED
9/26/17, RECEIVED BY THE ENVIRONMENTAL ENGINEERING
DEPARTMENT ON 10/17/17.
.
PLEASE SPECIFY THE DATES APPLICABLE TO THE VSMP PERMITS
LISTED IN GENERAL NOTE 3 ON SHEET 1 (2009-2014, ETC.).
.
IT DOESN'T APPEAR NOTE 5 UNDER WETLANDS (12RW0143) APPLIES
TO THIS PROJECT AREA. PLEASE EXPLAIN.
.
PLEASE PROVIDE AN APPROVED RPAD (RESOURCE PROTECTION AREA
DESIGNATION) FOR PHASE 3B.
.
STREETS CONTINUING THROUGH AN INTERSECTION WILL KEEP THE
SAME NAME. PLEASE CHANGE THE DESIGNATION FROM TRAIL TO
LANE. THE BASE NAME MAPLE SUMMIT CANNOT BE DUPLICATED
UNLESS CONNECTED CUL-DE-SACS.
.
PLEASE PROVIDE ADDITIONAL NUMERIC CONTOURS ELEVATIONS FROM
BMP 4 TO THE WESTERN BOUNDARY.
.
PLEASE DIMENSION THE 25' BUILDING SETBACK OFF THE 100 YR
FLOODPLAIN SHOWN IN VICINITY OF LOTS 58-60.
.
PLEASE CLARIFY STORM SEWER SHOWN DISCHARGING INTO REAR OF
LOT 54 FROM GOLF COURSE.
.
BMP 3 AND THE 50' VEGETATIVE PERIMETER YARD SETBACK ARE
SHOWN WITHIN THE GOLF COURSE. WRITTEN PERMISSION FOR THE 50'
VPYS BEYOND THE PROJECT LIMITS IS REQUIRED FROM THE GOLF
COURSE.
.
PLEASE LABEL THE 5' SIDEWALK WITHIN RIGHTS-OF-WAY AS
"CONCRETE".
.
IT HAD RECENTLY COME TO OUR ATTENTION THAT DEQ HAS REQUESTED
A VWP INDIVIDUAL PERMIT MODIFICATION BASED ON CHANGES VIEWED
IN THE PHASE 3A PRELIMINARY PLAN. PLEASE CLARIFY IF THEIR
CONCERN WILL APPLY TO PHASE 3B.
.
.
PLEASE ADDRESS THE FOLLOWING CONCERNS REGARDING CBPA
COMPLIANCE:
A) PLEASE ITEMIZE THE CALCULATIONS (LOTS, OPEN SPACE, RIGHT
OF WAY, SIDEWALK, ETC. AS SHOWN FOR OVERALL SITE) FOR BMP'S
ON SHEET 1.
B) PLEASE SHOW THE INCREMENTAL DRAINAGE AREAS ON SHEET 2.
C) THE DRAINAGE AREA FOR BMP 3 IS 3.73 ACRES, FAR LESS THAN
THE RECOMMENDED MINIMUM 10 ACRES FOR WETPOND DESIGN. SELECT
A DIFFERENT BMP.
D) NOTE THAT THE AREAS/IMPERVIOUSNESS/ETC FOR BMP 1 AND BMP
2 ARE DIFFERENT FROM THAT APPROVED IN THE MAGNOLIA GREEN
PKWY EXTENSION PHASE 3 PLAN. PLEASE ADDRESS THE
DISCREPANCIES.
E) PLEASE REVISE THE CBPA CALCULATIONS ACCORDINGLY.
.
.
TENTATIVE CONDITIONS COULD INCLUDE BUT NOT BE LIMITED TO THE
FOLLOWING:
.
1. THE BMP'S INITIAL, PREDOMINANT WATER-QUALITY FUNCTION
SHALL BE SEDIMENT CONTROL; THE IMPLEMENTATION OF WHICH
SHALL BE COORDINATED WITH THE FIRST PORTION OF THE PROJECT
THAT DRAINS IN ITS DIRECTION.
.
2. ROAD RIGHT-OF-WAY SHALL BE WIDE ENOUGH TO ENCOMPASS
THE PEDESTRIAN-ACCESS FACILITIES IF THE SIDEWALKS MEET STATE
CRITERIA.
.
3. UNLESS OTHERWISE APPROVED BY THE ENVIRONMENTAL
ENGINEERING DEPARTMENT, THE SPILLWAY STRUCTURE FOR THE WET
POND(S) SHALL BE A CONCRETE WEIR.
.
4. AS DIRECTED BY ENVIRONMENTAL ENGINEERING, STORM DRAINAGE
FACILITIES THROUGH THE GOLF COURSE CONNECTING THE
DEVELOPMENT TO POINTS OF ADEQUATE NATURAL WATERCOURSE SHALL
MEET ALL EXISTING, MINIMUM CRITERIA AND SHALL BE ENCLOSED IN
DRAINAGE EASEMENTS THAT ESTABLISH PRIVATE OWNERSHIP AND
MAINTENANCE OF THOSE FACILITIES BY THE GOLF-COURSE
OPERATORS. USE OF THE STANDARD COUNTY DRAINAGE EASEMENT
(PRIVATE) WILL ACCOMPLISH THIS.
.
5. THE DESIGN AND CONSTRUCTION OF THE SWM/BMP THAT WILL BE A
COUNTY MAINTAINED FACILITY SHALL BE SUBJECT TO DOCUMENTED
GEOTECHNICAL APPROVAL. THE SERVICES THAT MUST BE PROVIDED
BY THE GEOTECHNICAL ENGINEER SHALL INCLUDE FULL-TIME
GEOTECHNICAL INSPECTION PAID FOR BY THE DEVELOPER. THAT
FULL-TIME INSPECTION SHALL INCLUDE BUT NOT BE LIMITED TO THE
FOLLOWING:
.
A. PARTICIPATION/INPUT INTO THE DESIGN PROCESS AS NECESSARY
TO FACILITATE THE APPROVAL PROCESS OF THE INDEPENDENT
GEOTECHNICAL CONSULTANT. OBSERVATION, TESTING AND
DOCUMENTATION OF:
. A
I. SUITABLE SUB-GRADES TO RECEIVE COMPACTED STRUCTURAL
FILL FOR EARTH DAM CONSTRUCTION.
.
II. THE CUT-OFF TRENCH, SPILLWAY PIPE, DRAINAGE BLANKET,
RISER STRUCTURE, AND CONCRETE CHUTE SPILLWAY SUB-GRADES AS
APPLICABLE TO EVALUATE WHETHER SUITABLE SOIL IS PRESENT AT
BEARING GRADE TO VERIFY PROPER INSTALLATION.
.
III. REINFORCING STEEL, IF REQUIRED, TO EVALUATE ITS
CONFORMANCE WITH THE PROJECT PLANS AND SPECIFICATIONS.
.
6. THE FACILITY CERTIFICATION PROCESS SHALL BE PERFORMED BY
AN ENGINEERING/SURVEYING PROFESSIONAL APPROVED BY THE
COUNTY AT THE OWNER'S EXPENSE.
.
7. THE NAME OF THE GEOTECHNICAL PROFESSIONAL WHO WILL
PROVIDE THE GEOTECHNICAL APPROVAL ON THE DAM WILL BE
FURNISHED PRIOR TO THE ISSUANCE OF THE LAND DISTURBANCE
PERMIT.
.
8. AS DIRECTED BY ENVIRONMENTAL ENGINEERING, THE
CONSTRUCTION PLANS SHALL PROVIDE ENGINEERED STORM SEWER,
FILLING, GRADING, AND DRAINAGE DESIGN TO ADDRESS STORM
WATER RUNOFF CONCENTRATION AND DESIGNATED LOTS ANNOTATED
WITH A NBP.
.
.
9. THE SUB-DIVIDER SHALL POST SIGNS DEMARKING THE LIMITS
OF THE RPA AREA SO BUILDERS AND HOMEOWNERS MAY BE
INFORMED AS TO THE LIMITATIONS IMPOSED ON THESE AREAS.
SPECIFIC PLANS FOR THE EXACT NUMBER AND PLACEMENT OF THE
SIGNS SHALL BE APPROVED BY THE ENVIRONMENTAL ENGINEERING
DEPARTMENT.
.
10. LANGUAGE SHALL BE INCORPORATED INTO THE HOMEOWNERS'
ASSOCIATION COVENANTS ADVISING HOMEOWNERS WITH AN RPA
ON OR ADJACENT TO THEIR PROPERTY STATING THAT RPAS ARE TO
REMAIN IN THEIR NATURALLY VEGETATED STATE AND THAT THE
COUNTY'S CHESAPEAKE BAY PRESERVATION ORDINANCE
REQUIREMENTS RELATING TO RPAS READS AS FOLLOWS: "A
VEGETATED CONSERVATION AREA THAT RETARDS RUNOFF, PREVENTS
EROSION, AND FILTERS NON-POINT SOURCE POLLUTION FROM RUNOFF
SHALL BE RETAINED IF PRESENT AND SHALL BE ESTABLISHED WHERE
IT DOES NOT EXIST." SECTION 19-232 OF CHESTERFIELD COUNTY
CODE STATES, "IF A HOMEOWNER WISHES TO MODIFY THE RPA,
A PLAN MUST BE SUBMITTED TO THE ENVIRONMENTAL
ENGINEERING DEPARTMENT FOR THEIR APPROVAL PRIOR TO THE
COMMENCEMENT OF ANY LAND CLEARING ACTIVITY."
.
11. PRIOR TO RECORDATION, A COPY OF THE COVENANTS AND
ARTICLES OF INCORPORATION OF THE HOMEOWNERS' ASSOCIATION
SHALL BE PROVIDED TO THE ENVIRONMENTAL ENGINEERING
DEPARTMENT FOR APPROVAL. THE ENVIRONMENTAL ENGINEERING
DEPARTMENT WILL DETERMINE WHETHER THE SUBDIVISION HAS
BEEN PROVIDED WITH THE INFORMATION TO DEVELOP AND
IMPLEMENT A FERTILIZATION/LAWN CARE PROGRAM TO MINIMIZE
PHOSPHOROUS RUNOFF. THE REQUIREMENTS OF THE PROGRAM
SHALL BECOME A PART OF THE COVENANTS FOR THE PROJECT
AFFECTING ALL PROPERTIES WITHIN THE DEVELOPMENT.
.
12. SPECIAL UPPER SWIFT CREEK WATERSHED END TREATMENT
AS DIRECTED BY THE ENVIRONMENTAL ENGINEERING DEPARTMENT
WILL BE PLACED IN THE VICINITY OF THE TERMINUS OF MANMADE
STORM DRAINAGE OUTFALLS.
.
13. THE ENVIRONMENTAL ENGINEERING DEPARTMENT MAY
IMPOSE A MORE RIGOROUS EROSION AND SEDIMENT CONTROL
PROGRAM THAN THAT WHICH IS PROVIDED BY MINIMUM
STANDARDS FOUND IN THE VIRGINIA EROSION AND SEDIMENT
CONTROL HANDBOOK.
.
14. AS DIRECTED BY ENVIRONMENTAL ENGINEERING, A DAM FAILURE
ANALYSIS SHALL BE PERFORMED BASED ON AN OVER-TOPPING BREACH
OF THE DAM EMBANKMENT DURING A 100 YEAR STORM EVENT.
EXISTING OR PROPOSED HOMES SHALL BE OUTSIDE THE DAM FAILURE
LIMITS. VIRGINIA DAM SAFETY ACT CRITERIA MAY TAKE
PRECEDENCE.
.
15. PRIOR TO CONSTRUCTION PLAN APPROVAL, THE LIMITS OF THE
50' VEGETATED PERIMETER YARD SETBACK SHOWN WITHIN THE GOLF
COURSE ENCLOSING BMP 3 MUST BE DEDICATED WITHIN A SWM/BMP
EASEMENT. DB-PG MUST BE PROVIDED TO THIS OFFICE.
.
NOTES:
.
AS PER ZONING CONDITION E10 OF CASE 89SN0343, "THE DEVELOPER
SHALL INSTALL AT THE TIME OF INSTALLATION OF THE EROSION AND
SEDIMENT CONTROL FACILITIES, THE LARGEST VOLUME REQUIRED AS
DICTATED BY EITHER EROSION CONTROL, WATER QUALITY, OR WATER
QUANTITY DESIGN STANDARDS".
.
PLEASE NOTE ADDITIONAL ON-SITE DETENTION MAY BE REQUIRED
DURING DETAILED REVIEW OF THE CONSTRUCTION PLAN TO SATISFY
THE PART IIB OR PART IIC FLOODING CRITERIA OF THE VIRGINIA
STORMWATER MANAGEMENT PROGRAM REGULATIONS. THIS MAY RESULT
IN A MAJOR REVISION TO THE PRELIMINARY PLAT AND/OR THE LOSS
OF LOTS TO ACCOMMODATE LARGER AND/OR ADDITIONAL STORMWATER
MANAGEMENT FACILITIES.
.
PLEASE PROVIDE A WRITTEN RESPONSE IN THE MARGIN OF A COPY OF
THESE COMMENTS WITH YOUR TENTATIVE PLAT REVISIONS.
.

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