HomeMy WebLinkAboutSDP201900032 Plan - Submittal (First) Initial Site Plan 2019-05-20LOCHLYN HILL - PHASE IV
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GENERAL NOTES
OWNERS. •
061AO-00-00-00300 061AO-00-00-003AO & 061AO-00-00-003BO
300 SECOND STREET, NE PO BOX 1486
CHARLOTTESVILLE, VA 22902 CHARLOTTESWLLE, VA 22902
061AO-00-00-00600, 061AO-00-00-00700, 061A0-00-00-00800, 61A0-00-00-00900,
061AO-00-00-01000, 061A0-00-00-01100, 061A0-00-00-01200, & 061AO-00-00-001300
MEADOWCREEK TOO LLC
230 CHESTNUT OAK LANE
CHARLOTTESVILLE, VA 22903
DEVELOPER:
MILESTONE PARTNERS
300 2ND STREET, NE
CHARLOTTESVILLE, VA 22902
ENGINEER:
COLLINS ENGINEERING
200 GARRETT ST, SU17E K
CHARLOTTESWLLE, VA 22902
(434)293-3719
TAX MAP NO. & AREAS.-
IMP 61A-6: 0.2009 ACRES TMP 61A-10: 0.2505 ACRES 7MP 61A-3B: 0.8590 ACRES
TMP 61A-7.• 0.2009 ACRES IMP 61A-11: 0.2695 ACRES IMP 61A-3A: 1.1500 ACRES
TMP 61A-8: 0.2009 ACRES TMP 61A-12: 0.2009 ACRES TMP 61A-3: 0.7800 ACRES
IMP 61A-9: 0.2009 ACRES IMP 61A-13• 0.2505 ACRES
TOTAL ACREAGE.- 4.554 ACRES
ZONING:
R-4 RESIDENTIAL, BONUS LEVEL - CLUSTER DEVELOPMENT
(STEEP SLOPE OVERLAY)
PROPOSED USE.
RESIDENTIAL DEVELOPMENT - TOTAL 22 RESIDENTIAL UNITS INCLUDING (2) AFFORDABLE UNITS.
(14) SINGLE FAMILY DETACHED UNITS, (8) SINGLE FAMILY ATTACHED TH UNITS, AND (1) DUPLEX(2 UNITS).
NOTE. THE EXISTING USE IS (11) R-4 SINGLE FAMILY DETACHED LOTS EACH OF THE (11) LOTS CONTAINED
AN EXISTING SINGLE FAMILY HOUSE.
DENSITY
ALLOWABLE BY -RIGHT DENSITY 4 DU/AC
PROPOSED DENSITY 4.554 ACRES x 4 UNITS / ACRE = 18 UNITS ALLOWED
BONUS DENSITY- AFFORDABLE HOUSING (UP TO 30% INCREASE)
(2) AFFORDABLE TOWNHOUSE UNITS ARE PROPOSED WITH THE PROJECT
18 UNITS BY -RIGHT + (2) AFFORDABLE UNITS + (2) ADD177ONAL MARKET RATE UNITS = 22 TOTAL UNITS
TOTAL PROPOSED DENSITY = 22 DWELLING UNITS / 4.554 ACRES = 4.83 DUA
NOTE. TOTAL AFFORDABLE HOUSING BONUS DENSITY IS A TOTAL 21X DENSITY INCREASE
OPEN SPACE.•
TOTAL OPEN SPACE REQUIRED (CLUSTER DEVELOPMENT 25x) = 1.138 AC
TOTAL OPEN SPACE PROPOSED: = 1.144 ACRES (25.1Z)
OPEN SPACE TO BE OWNED AND MAINTAINED BY THE HOMEOWNERS ASSOCIATION. ALL OPEN SPACE SHALL
BE RESERVED IN A DEED FOR THE COMMON USE OF LOT OWNERS IN THE SUBDIVISION, AND HEREBY
DEDICATED TO THE HOA W/ 774 774E RECORDA 77ON OF THE SUBDIVISION PLAT
OPEN SPACE A = 0.929 AC
OPEN SPACE B = 0.089 AC
OPEN SPACE C = 0.063 AC
OPEN SPACE D = 0,063 AC
TOTAL OPEN SPACE = 1.144 AC
PRESERVEDIMANAGED SLOPES. ° NO PRESERVED SLOPES ARE SHOWN WITHIN THE LIMITS OF THE PROPERTY. 4 SMALL AREAS OF
MANAGED SLOPES ARE LOCATED ON THE PROPERTY AND SHOWN ON THE EXISTING COND177ONS PLAN SHEET.
DEVELOPMENT OF 7HESE MANAGED SLOPES SHALL BE IN ACCORDANCE WITH 77-IE ZONING ORDINANCE FOR
MANAGED AND PRESERVED SLOPES
BUILDING HEIGHTS:
MAXIMUM ALLOWABLE BUILDING HEIGHT IS 35' FOR R-4 ZONING BUILDINGS WILL NOT EXCEED 3O FEET.
SETBACKS:
FRONT. 5' MINIMUM (18' MINIMUM FROM R/W OR EDGE OF SIDEWALK TO GARAGE) AND 25' MAXIMUM
SIDE: NONE - MIN. 10' BUILDING SEPARATION
REAR: 20' MINIMUM
COVERED PORCHES, BALCONIES, CHIMNEYS, EAVES AND DECKS MAY PROJECT NOT MORE THAN FOUR (4)
FEET INTO ANY REQUIRED YARD SETBACK, PROVIDED THAT 774E NO SUCH FEATURE IS LOCATED CLOSER
THAN SIX (6) FEET TO ANY LOT LINE.
SUBDIVISION S7REE7S.-
CURB & GUTTER
WATERSHED:
MEADOW CREEK WATERSHED. 7741S PROPERTY DOES NOT LIE W1774IN A WATER SUPPLY WATERSHED.
AGRICULTURAL/ FORESTAL DISTRICT NONE
TOPO & SURVEY.•
TOPOGRAPHY PROVIDED BY KIRK HUGHES & ASSOCIATES, NOVEMBER 2016. THE BOUNDARY LINE
INFORMATION 1S PROVIDED BY KIRK HUGHES & ASSOCIATE'S. INFORMATON FIELD VERIFIED BY COLLINS
ENGINEERING JANUARY 2019.
DATUM.
NAD 83
EXIS77NG VEGETATION:
THE PROPERTIES CURRENTLY HAVE SINGLE FAMILY DETACHED HOUSES ON' MOST OF THE EXIS77NG LOTS.
THERE ARE SOME MATURE HARDWOOD TREES ON THE LOTS AND ALONG THE EXISTING PEN PARK LANE.
LIGHTING:
NO LIGH77NG IS PROPOSED
PARKING.-
(14) SFD & (8) SFA ATTACHED UNITS = 44 OFF-STREET PARKING SPACES REQUIRED
MINIMUM (2) OFF-STREET SPACES REQUIRED: DRIVEWAY SPACES AND/OR, GARAGE SPACES
TOTAL PARKING PROVIDED: 44 OFF-STREET PARKING SPACES
GUEST SPACES 1 SPACE PER 4 UNITS FOR THE (8) SFA UNITS = 2 SPACES REQUIRED
PROVIDED GUEST PARKING SPACES (ON -STREET PARKING) = 41 SPACES
PHASING:
THIS PROPERTY SHALL BE DEVELOPED WITHIN 1 PHASE
BUILDING SITES:
PARCELS 1-22 EACH CONTAIN A BUILDING SITE THAT COMPLIES WITH THE REQUIREMENTS OF SEC77ON 4.2.1
OF THE ALBEMARLE COUNTY ZONING ORDINANCE.
BURIAL SITES-
NO KNOWN BURIAL SITES OR CEMETERIES ARE LOCATED ON THESE PROPERTIES OR WITHIN THE LIMITS OF
OF 774E PROJECT.
STREAM BUFFERS:
NO STREAM BUFFERS ARE LOCATED ON THESE PROPER77ES OR WITHIN THE LIMITS OF THIS PROJECT AREA.
FLOODPLAIN:
THISIS NOT IN A FLOODPLAIN ZONE AS SHOWN ON FEMA MAP151003CO2290, DATED FEBRUARY
r�PROPERTY
4, 2005.
RETAINING WALLS.-
NO RETAINING WALLS ARE PROPOSED WITH THE DEVELOPMENT
LANDSCAPING:
STREET TREES ARE PROPOSED ALONG THE NEIGHBORHOOD STREETS IN ACCORDANCE WITH ALBEMARLE
COUNTY LANDSCAPING REQUIREMENTS WITHIN SECOON 32.7.9 OF THE COUNTY CODE. A LANDSCAPING PLAN
WILL BE PROVIDED WITH THE FINAL SITE PLAN FOR COUNTY REVIEW AND APPROVAL. ALL LANDSCAPING
REQUIREMENTS SHALL BE SHOWN ON THIS FINAL LANDSCAPING PLAN.
TRASH:
EACH LOT SHALL HAVE AN INDIVIDUAL 7RASH CONTAINER.
RECREATION AREA:
BECAUSE THE PROJECT IS OVER 4 DUA IN DENSITY AND ITS A CLUSTER' DEVELOPMENT, 1T MEETS 774E
ALBEMARLE COUNTY ZONING ORDINANCE REQUIREMENTS FOR PROVIDING A RECREA7ONAL FACILITY. A
PARK IS BEING CONSTRUCTED WITHIN T74E 0.929 ACRES OF OPEN SPACE (A) AND THE ADJACENT OPEN
SPACE FROM THE PHASE I DEVELOPMENT. THE PARK AREA MEETS 774E RECREATONAL REQUIREMENTS AND
A TOT LOT AND OPEN SPACE RECREATIONAL FIELD IS BEING PROVDED:
TO TAL AMOUN T OF RECREA 77ONAL AREA REQUIRED: 22 UNI IS x 200 SFIUNI T = 4,400 SF
TOTAL AMOUNT OF RECREATIONAL AREA PROVIDED: 40,510 SF
OPEN SPACE:
OPEN SPACE AREA (AREAS B, C, & D): 9, 365 (0.215 AC) - 18. 83s;
RECREA 77ON AREA OPEN SPACE. • 40,467 SF (0.929 AC) - 81.2%
TOTAL OPEN SPACE: 49,832 SF (1.144 AC)
ALL OPEN SPACE SHALL BE HEREBY DEDICATED TO THE HOA WITH THE RECORDA77ON OF 174E FINAL
SUBDIVISION PLAT AND SHALL BE MAINTAINED BY THE HOA.
N07E: Off' OF 774E OPEN SPACE IS LOCATED WITHIN 774E LIMITS OF A FLOODPLAIN, WPO BUFFER, CRITICAL
OR PRESERVED SLOPES, OR STORMWATER MANAGEMENT AREA. 285 SF OF THE TOTAL 49,832 SF OF OPEN
SPACE IS LOCATED WITH MANAGED SLOPES.
OFFSITE EASEMENT
ALL PROPOSED GRADING SHALL BE CONSTRUCTED ON SITE OR WITHIN EXIS77NG RIGHT-OF-WAY. NO OFFS17E
EASEMENTS ARE PROPOSED WITH THIS DEVELOPMENT.
RIO MAGISTERIAL DISTRICT
ALBEMARLE COUNTY, VIRGINIA
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SHEET L"OUT GRAPHIC SCALE
SCALE: 1" = 60' 64 D 34 64 72D
( IN FEET )
1 inch = 60 ft.
NOTES: DEVELOPMENT AREAS:
LOT AREA = 2.580 AC (56.7%)
1) THIS PROPERTY DOES NOT LIE WITHIN AN AGRICULTURAL AND/OR FORESTAL DISTRICT. OPEN SPACE = 1.144 AC (25.1%)
2) ONLY (1) DWELLING PER LOT SHALL BE PERMITTED. RIGHT-OF-WAY = 0.83 AC (18,2%)
IMPERVIOUS AREAS:
3) ALL PROPOSED EASEMENTS SHALL BE DEDICATED TO PUBLIC USE. BUILDINGS = 40,800 SF (0.94 AC)
4) STREET TREES SHALL BE PROVIDED ALONG ALL THE PUBLIC STREETS 40' O.C. IN ACCORDANCE WITH VDOT AND ALBEMARLE COUNTY DRIVEWAYS = 11,000 SF (0.25 AC)
SIDEWALKS = 7,250 SF (0.17 AC)
STANDARDS. ROADS = 44,300 SF (1.02 AC)
5) THIS PROPERTY IS LOCATED WITHIN A FEDERAL DAM INUNDATION ZONE, AS SHOWN ON SHEET 3. PAVED PARKING AND CIRCULATION AREA = N/A
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PARM A, PIN PAW
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SCALE 1 " = 2000'
Sheet List Table
Sheet Number
Sheet Title
1
OVERALL LAYOUT PLAN
2
EXISTING PLAT
3
EXISTING CONDITIONS
4
SITE PLAN
5
GRADING, DRAINAGE, & UTILITY PLAN
6
TYPICAL SECTIONS, NOTES, & DETAILS
7
STORMWATER MANAGEMENT PLAN
7 TOTAL NUMBER OF SHEETS
LEGEND
ROADS
EXIS77NG CULVERT
i
CUL VERT
DROP INLET & STRUCTURE NO.
CURB
CURB & GUTTER
PROPOSED PAVEMENT
EC-3A DITCH
6 A
DEPTH OF EC-3A DITCH
EC-2 DITCH
6"
DEPTH OF EC-2 DITCH
EARTH DITCH
DRI VEWA Y CUL VERT
BENCH MARK
zh'$
_ _ _ _ -
CLEARING LIMITS
�-
VOOT STANDARD STOP SIGN
-- 2--- -
EXIS77NG CONTOUR
---�200�-
PROPOSED CONTOUR
240.55
PROPOSED SPOT ELEVA77ON
./�
TBC DEN07ES TOP/BACK OF CURB
T/B DEN07ES TOP OF BOX
244
;PPROVAL:
,GENT FOR THE BOARD OF SUPERVISORS DATE:
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3. NO PRESERVED STEEP SLOPES ARE LOCATED ON THE PROPERTY.
THE MANAGED STEEP SLOPES ARE LABELED.
NO 100'WPO STREAM BUFFERS ARE LOCATED ON THIS PROPERTY.
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BUILDING AND FIRE/RESCUE NOTES:
2. BUILDING OR STRUCTURES BUILT BEFORE JANUARY 1, 1985 MUST HAVE AN
ASBESTOS SURVEY PERFORMED IN ORDER TO APPLY FOR A DEMOLITION PERMIT.
ASBESTOS REMOVAL PERMITS ARE REQUIRED IS POSITIVE FOR SUCH. CONTACT VDOLI FOR
ADDITIONAL REQUIREMENTS AND PERMITS FOR DEMOLITION PROJECTS.
2. RETAINING WALLS GREATER THAN 3 FEET IN HEIGHT REQUIRE A SEPARATE BUILDING
PERMIT. WALLS EXCEEDING 4 FEET IN HEIGHT REQUIRE A STAMPED ENGINEERED DESIGN
ALSO.
3. ALL WATERLINES, SEWER LINES, AND FIRE LINES FROM THE MAIN TO THE
STRUCTURE MUST HAVE A VISUAL INSPECTION PERFORMED BY THE BUILDING
DEPARTMENT.
4. CONTRACTOR TO PERFORM A FIRE FLOW TEST ON AN ONSITE FIRE HYDRANTS TO
CONFIRM THAT THE FIRE FLOW MEETS THE MINIMUM FLOW REQUIREMENTS.
TMP 488-1 CONTRACTOR TO COORDINATE THE TESTING WITH THE FIRE DEPARTMENT FOR FINAL
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LOT
NUMBER
LOT
AREA (sf)
BUILDABLE
AREA (sf)
1
8,071
5,183
2
6,685
4,307
3
6,865
4198
4
6,375
3893
5
7,418
4740
6
7,158
4,336
7
7,416
4,661
8
6,537
4,080
9
6,014
3,828
10
6,805
4,462
11
6,695
4270
12
4,910
3,198
13
2,382
1,500
14
1,939
1,364
15
1,897
1,360
16
1,876
1,320
17
1,873
1,320
18
2,385
1,383
19
2,513
1,452
20
2,473
1,452
21
6,757
4,388
22
7,343
4,725
TOTALS: 112,387 71,420
Total Lot Acreage: 2.580
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EXIST.
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rrc vrravry rrrc .TYPIC14Z NEZ6!HBORHOOD S'TRL�'TT SA'CTMV {54' R14K)
TRAVEL LANES WITH
PARKING ON ONE SIDE
LWHLYjV PALL PRIY9
6S--SS,4R RLSIIVL'1VTI.4L & B7XBD UST S1 BI>IYISfON STRL'L'T DF,SIGIIN SPL`L'D- 25 AfPf{
7ST. GROU%Af
)UND
4"
im
OF 4 2" R
CURB
�fT
. � 4
7 i} 4
13" .a 4• �d . a
7"
OR
78
STANDARD CG-6 STONE BASE6U'NDER CURB
CURB & GUTTER & CHECKED BY VDOT
NO SCALE PRIOR TO PAVING AND/OR
BACKFILLING.
(5' MIN.)
4" CONC.
a
4AiP
4" 21-A STONE BASE
CONCRETE SIDEWALK
NO SCALE
TRIP GENERATION c,
r f 1
f ` �' ! l _ ✓ /f SCALE: 1" = 150' SCOTT R. COLLINS124
No. 35791. ,�
.,' `i(dco,-
ION
7
,,`' t r t 1� 'gar 14+"• 1 , �, .,..� ft s`�IQNAL
j
fff d n- V
ff- j j
'! t°' of f £ +� �'� �'�'• �'`.,.ti /'�
i
9 1W
;fir, .. 0 -s
+d
i Y .` t o r 'k
Es
yy d /
LU
f y l S f 0 J
a../ W
z
"_J
�✓
Uj
ryry ..- rr.ce
73i°lli3 ! y'
"' � iS1➢ b S"` I t
.. 1 i.
s 4 F 3
t*
,�K� 1 � SM 9 5A
.
f h
a
SURFACE COURSE 1`
Y
yy s
it%
,�
3 BM-25P114
l4}r6" "'V INTERMEDIATE COURSE24
6"-'13„ COMPACTED AGGREGATE
BASE COURSE, VDOT #21A
,3 OR #21 B DEPENDING ON \ l `/ \ / / / \ �,:: , 191
o NOTE., PROPOSED LANDSCAPING TO ( I U77U3 ZE OUTER ' OF PLANTING STRIP ULTIMATE TRAFFIC LIMITS ` �\ \\ - in ,. , °"
l
AND UNDERDRAINS
` `
PER 3' CLEAR ZONE REQUIREMENT OIL R/W ~
CG-6 � `- �� __-• - -�
`�°f7 Q 't
CG-6 � � s.r 3 �
4" CONCRETE CURB &GUTTER FINS OF -- COMPACTED ' - y { a
{W 3' FINISHED GRADE CURB &GUTTER 3' A �- ,r ; -
f LEAS i x SUBGRADE �za
1 SIDEIifAL1C I CLEAR ZONE .- ---' '+ } +r
+ltq p 2X SURFACE 2 1 2� I 2 1 EXIST. GROUND
r I F --i- - }r . ,, y'
EXIST. GROUND e
-�� al-r 4
�_ •� 1 0
�. ASPHALT PAVING ROADS
r
6' PLAN71NG " :' =s ° , B' PLANTING E l �1 f - ✓ r gw _ a �� i ` '�-
NO SCALE tiUj
:
-�j' 4' WOT 21A STRIP T 4' T STRIP
BASE SU$BASE 21 rAL' ° }--�
EXIST. GROUND 5 8 BA.W2.5 2.5 5.5' - �., C i ( 1 f } y \.
STONE $ASE ST�YYE RASE EXIST. GROUND '' ' Ia i
3.5 l I 1.
TR NE TRAVEL LANE ON -STREET PARICENG �„_•""� f � � � � � i � 1 � � �� � �`✓
( AVEL LANE) 29' F C F C ) ( 1 I Ln
TOP ¢ n \ } \y 'j S t/+ II al + s!f �� `',; sr az ti s '
r
/ CURB >i'=2"
*NOTE UD-4 UNDERDRAINS ARE REQUIRED tY74EN THE PROJECTED VOLUMES OF NQTL':
TRAFFIC ON THE PROPOSED ROADWAYS ARE GREATER THAN 1000 VPD TRAVEL LANES WITH CONCRETE
PARKING ON ONE SIDE TO BE A3
TYPMLL 1��10HBORHOOD SThEATT S. ''TION (51 ', )
PLACE
IF CAST IN
PL'N P.4R1Y L.41V'r' v l ti
Gas,-ss 'R Rh'SIi7L rza dfIXL'o mr SUBVIVISIOAr STREAT DTSIGN SPL'LBr 25 &PH , : f = ✓
4,flflfl PSI "•`° BASE ��r'�,.,_..--" y -�,,�1. � ,� + �, _� �� fir--"- �i
IF 0
PRECA {V +. o� 0 a
Table 4: Pavement Design (VDOT Pavement Design Guided j�
A 4 O 00 Ci 0,0R C� LU
W
4 Min1100O �..
o O " VUUI #57,
ROAD NOTES #TOE #SE
STONE BASE
GRADING r' 6H UNDER CURB.
1. THE LATEST EDITION OF THE ROAD & BRIDGE SPECIFICATIONS, THE ROAD & BRIDGE STANDARD C --''2
STANDARDS OF THE WRGINIA DEPARTMENT OF TRANSPORTATION SPECIFICATIONS SHALL NO SCALE
GOVERN THE MATERIAL AND CONSTRUCTION METHODS OF THIS PROJECT.
2. WHERE UNSUITABLE MATERIAL IS ENCOUNTERED IN THE ROADWAY, IT SHALL BE REMOVED PA 1/EMEN T
EN T
Pavement Design
RF= 1.0
Location
ADT
HCV
Design
ADT
CBR
SSV
Dr
Surface: h a
Base b a
Sub -base h a
Dp
Locl*n HiR Drive
285
2
305
4
4
10.62
SM-9.5
1.5
2.25
BM-25
3
2,25
21A
6
0.6
13.73
Pen Parr Lane
795
2
815
4
4
14.05
SM-9.5
1.5
2.25
BM-25
3
2.25
21A
8
0.6
14.93
LU
o �
_z
O J
s J
z
1
' U
-0
=Q
_
y C
0
0
C
�L)
U
FROM THE ENTIRE ROAD RIGHT OF WAY WIDTH AND REPLACED WHERE NECESSARY WIT7I 1. AN ACTUAL COPY OF THE CBR REPORT IS TO BE SUBMITTED PRIOR TO Inc PLACEMLU
SUITABLE MATERIAL TO THE SA 77SFAC77ON OF THE ENGINEER. OF THE AGGREGATE BASE MATERIAL. IF THE SSV VALUES ARE LESS THAN 10, THE 4 u
J. ALL GROWTH OF TREES AND VEGETAT70N SHALL BE CLEARED AND GRUBBED FOR THE DEVELOPER WILL BE REQUIRED TO SUBMIT FOR ENGINEERS APPROVAL THE PROPOSED GENERAL CONSTRUCTION NOTES FOR S'fiRE�'fiS
ENTIRE EASEMENT OTHER TREES AND VEGETATION WHICH OBSTRUCT SIGHT DISTANCES METHOD OF CORRECTION. TRIP GENERATION BASED ON ITE TRIP GENERATION MANUAL {$TH EDITION)kD
, °
AT ROAD INTERSECTIONS SHALL BE REMOVED. 2. SUBGRADE MUST BE APPROVED BY THE ENGINEER FOR GRADE, TEMPLATE AND 1. CONSTRUCTION INSPECTION OF ALL PROPOSED ROADS WITHIN THE DEVELOPMENT WILL 22SINGLE FAMILY {14 DETACHED, $ATTACHED} UNITS -CODE 210 & 230 � � `°� � N
Ln.� ID
4. ALL VEGETATION AND OVERBURDEN TO BE REMOVED FROM SHOULDER TO SHOULDER COMPACTION BEFORE BASE IS PLACED. BE MADE BY THE COUNTY. THE CONTRACTOR MUST NOTIFY THE DEPARTMENT OF ADT: 1$0 VPD (s0 ENTER f s0 EXIT} �-
PRIOR TO THE CONSTRUCTION OF THE SUBGRADE. J. TEST REPORTS ON SELECT MATERIALS MUST BE SUBMITTED SHOWING THE MATERIAL Cr�tk+fMU1�IITY DEVELOPMENT (296-5832) 48 HOURS IN ADVANCE OF THE START OF z 0 v
MEETS REQUIRED GRADATION FOR TYPE 1, Il, OR /Il PRIOR TO PLACING AGGREGATE BASE CONSTRUCTION.
DRAINAGE 4. THE REQUIREMENTS TO PUGMILL AGGREGATE BASE WILL BE WAIVED IN THE EVENT THAT 2. UPON COMPLETION OF FINE GRADING AND PREPARATION OF THE ROADBED SUBGRADE, AM PEAK: 14 VPH (4 ENTER/ 10 EXIT)
1. ALL PIPE CULVERTS; EXCEPT PRIVATE ENTRANCES, SHOWN HEREON ARE TO BE RCP WITH THE SURFACE COURSE IS BEGINNING AT THE COMPLETION OF THE INSTALLA T70N OF THE THE CONTRACTOR SHALL HAVE CBR TESTS PERFORMED ON THE SUBGRADE SOIL. THREE L o
AGGREGATE BASE. IN THE EVENT 7HA T THE SURFACE COURSE IS APPLIED PRIOR TO fi0 (3) COPIES OF THE TEST RESULTS SHALL BE SUBMITTED TO THE COUNTY IF A PM PEAK: 19 VPH (13 ENTER/ 6 EXIT}
A MINIMUM COVER OF ONE (1) FOOT DAYS, THE PUGMILL REQUIREMENT WILL APPLY.
2, STANDARD UNDERDRAINS (CD-1 OR CD-2 OR UD-4 S) TO BE PROVIDED AS INDICATED ON SUBGRADE SOIL CBR OF 10 OR GREATER IS NOT OBTAINABLE A REVISED PAVEMENT
5, THE USE OF AN AGGREGATE SPREADER IS REQUIRED WHEN PLACING AGGREGATE BASE. DESIGN SHALL BE MADE BY THE DESIGN ENGINEER AND SUBMITTED WITH THE TEST M a a
THE PLANS, OR WHERE FIELD CONDITIONS INDICATE 6, BASE MUST BE APPROVED BY ENGINEER FOR DEPTH, TEMPLATE, AND COMPACTION RESULTS FOR APPROVAL.
J. ALL DRIVEWAY ENTRANCE PIPES SHALL BE A MINIMUM OF TWENTY (20) FEET IN LENGTH E N
AND HAVE A MINIMUM DIAMETER OF FIFTEEN (15) INCHES AND SHALL BE PLACED IN
BEFORE SURFACE TREATMENT IS APPLIED, J. SURFACE DRAINAGE AND PIPE DISCHARGE MUST BE RETAINED WITHIN THE PUBLIC
7. PRIME COAT MUST BE APPLIED TO BASE MATERIAL PRIOR TO PLACEMENT OF ASPHALT RIGHT-OF-WAY OR WITHIN EASEMENTS PRIOR TO ACCEPTANCE BY THE COUNTY. ALL �
ACCORDANCE WITH THE WRGINIA DEPART OF TRANSPORTAION SPECIFICATIONS UNLESS (PRIME COAT RC-250 ® 0.J GAL.ISQ. YD.). DRAINAGE OU7T`ALL EASEMENTS ARE TO BE EXTENDED TO A BOUNDARY LINE OR A U
OTHERWISE N07ED ON PLANS 8. BITUMINOUS SURFACE TO BE APPLIED IN ACCORDANCE WITH CURRENT VIRGINIA NATURAL WATERCOURSE. PRIVATE ACCESS PRIVATE ACCESS D-
EASEMENT C/L POINTOF EASEMENT }�-� w
4. ALL DRAINAGE EASEMENT SHALL BE CLEARED AND GRADED TO THE SATISFACTION OF THE FINISHED GRADE U) �, � w o
ENGINEER. DRAINAGE EASEMENTS SHALL EXTEND TO A POINT DEEMED AS NATURAL WATER DEPARTMENT OF TRANSPORTATION SPECIFICATIONS 4. GUARDRAIL LOCATIONS ARE APPROXIMATE. EXACT LENGTH, LOCATION AND APPROPRIATE
COURSE.
9. ENCROACHMENT- POSTS, WALLS, SIGNS, OR SIMILAR ORNAMENTAL STRUCTURES THA T DO END TREATMENTS WILL BE FIELD VERIFIED AT THE TIME OF CONSTRUCTION. ADDITIONAL � 3 suRFACEcauRSE 1 V�'f � � z "
NOT ENHANCE A ROAD WAY'S CAPACITY OR TRAFFIC SAFETY, SHALL NOT BE PERMITTED GUARDRAIL MAY BE REQUIRED AT LOCATIONS NOT SHOWN WHEN, IN THE OPINION OF ' �` --� 3' Lj Uj
1H Rl D BY THE COUNTY ENGINEER, OR DESIGNEE, IT IS DEEMED NECESSARY. WHEN GUARDRAIL IS EXIST GROUND :� .fir Exisr. GROUND z z o
NOTE: MANDATARY INSPECTIONS AT THE FOLLOWING PHASES ARE REQUIRED WITHIN THE RIGHT OF WAY ONLY THOSE STRUCTURES SPECIFICALLY AU O ZE 3� CPO z
FOR ROADS THAT ARE PROPOSED TO BE STATE MAINTAINED: PERMIT ISSUED BY VIRGINIA DEPARTMENT OF TRANSPORTATION MAY BE LOCATED WITHIN REQUIRED, IT SHALL BE INSTALLED FOUR (4) FEET OFFSET FROM THE EDGE OF
THE STREETS RIGHT OF WAY. PAVEMENT' TO TIME FACE OF GUARDRAIL, AND ROADWAY SHOULDER WIDTHS SHALL BE � CG_z o BASE 6 cs2 \ ]....
INSTALLATION OF ANY ENCLOSED DRAINAGE SYSTEM BEFORE IT IS COVERED, INCREASED TO SEVEN (7) FEET Exlsr. GROUND ExrsT. GROUND
i. IN ABEMARLE COUNTY5. WHERE URBAN CROSS SECTIONS ARE INSTALLED, ALL RESIDENTIAL DRIVEWAY so 23
ii. INSTALLATION OF ANY ENCLOSED UTILITY PLACEMENTS WITHIN THE RIGHT-OF-WAY BEFORE G 'NERAL �'f NST RUCTION NOTES ENTRANCES SHALL CONFORM TO 1/DOT CG 9(A, B OR C).
TYPICAL ALLEY Sff 6. WHERE RURAL CROSS SECTIONS ARE INSTALLED, ALL RESIDENTIAL DRIVEWAY ENTRRANCES
BEING COVERED. SHALL CONFORM TO VDOT STANDARD PE-1. L rn
1. PRIOR TO ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT-OF-WAY, INCLUDING DL'SiG1Y SPL1#'D LIMIT 24m
iii. CONSTRUCTION OF THE CUTS AND FILLS, INCLUDING FIELD DENSITY TESTS, BEFORE CONNECTION TO ANY EXISTING ROAD, A PERMIT SHALL BE OBTAINED FROM THE WRGINIA ? COMPLIANCE WITH THE MINIMUM PAVEMENT WIDTH, SHOULDER WIDTH AND DITCH NOT 7,Q SC�1LIs'
SECTIONS, AS SHOWN ON THE TYPICAL PAVEMENT SECTION DETAIL, SMALL BE STRICTLY •� �
PLACEMENT OF ROADBED BASE MATERIALS. DEPARTMENT OF TRANSPORTATION (VDOT). THIS PLAN AS DRAWN MAY NOT ACCURATELY ADHERED TO. = Q
REFLECT THE REQUIREMENTS OF THE PERMIT. WHERE ANY DISCREPANCIES OCCUR THE v
0
iv. A FINAL PAVEMENT DESIGN, BASED ON ACTUAL SOIL CHARACTERISTICS AND CERTIFIED TESTS, REQUIREMENTS OF THE PERMIT SHALL GOVERN. 8. ROAD PLAN APPROVAL FOR SUBDIVISIONS IS SUBJECT TO FINAL SUBDIVISION PLAT
SHALL BE COMPLETED AND APPROVED BEFORE THE PAVEMENT STRUCTURE IS PLACED. 2. ALL MATERIALS AND CONSTRUCTION METHODS SHALL CONFORM TO CURRENT SPECIFICATIONS VALIDATION. SHOULD THE FINAL PLAT FOR THIS PROJECT EXPIRE PRIOR TO SIGNING AND
AND STANDARDS OF VDOT UNLESS OTHERWISE NOTED. RECORDATION, THEN APPROVAL OF THESE PLANS SHALL 8E NULL AND VOID. C3
PLACEMENT OF BASE MATERIALS INCLUDING STONE DEPTHS, CONSISTENT WITH THE J. EROSION AND SILTATION CONTROL MEASURES SHALL BE PROVIDED IN ACCORDANCE W?T7I g ALL SIGNS OR OTHER REGULATORY DEVICES SHALL CONFORM W71H THE VIRGlN1A � °
v. , MANUAL FOR UNIFORM TRAFFIC CONTROL DEVICES AND THE ALBEMARLE COUNTY ROAD
APPROVED PAVEMENT DESIGN, PRIOR TO PLACEMENT OF THE PAVING COURSE OR COURSES, THE APPROVED EROSION CONTROL PLAN AND SHALL BE INSTALLED PRIOR TO ANY NAMING AND PROPERTY NUMBERING ORDINANCE AND MANUAL. Lu
FOLLOWED BY FIELD DENSITY AND MOISTURE TESTS AND THE PLACEMENT OF A PAVING COURSE CLEARING, GRADING OR OTHER CONSTRUCTION. :3
10. TRAFFIC CONTROL OR OTHER REGULATORY SIGNS OR BARRICADES SHALL BE INSTALLED cr
AS SOON AS POSSIBLE. 4. ALL SLOPES AND DISTURBED AREAS ARE TO BE FERTILIZED, SEEDED, AND MULCHED, BY THE DEVELOPER WEN, IN THE OPINION OF THE COUNTY ENGINEER, OR DESIGNEE, � _0 D
5. THE MAXIMUM ALLOWABLE SLOPE IS 2: 1 (HORIZONTAL: VERTICAL). WHERE REASONABLY THEY ARE DEEMED NECESSARY IN ORDER TO PROVIDE SAFE AND CONVENIENT ACCESS
vi. CONSTRUCTION OF PAVEMENT, INCLUDING DEPTH AND DENSITY, UPON COMPLETION AS PART OBTAINABLE, LESSER SLOPES OF 3: 1 OR BETTER ARE TO BE ACHIEVED. 11. THE SPEED LIMITS TO BE POSTED ON SPEED LIMIT SIGNS ARE 5 MPH BELOW THE JOB
NO.
OF THE FINAL INSPECTION. 6. PAVED, RIP -RAP OR STABILIZATION MAT LINED DITCH MAY BE REQUIRED WHEN 1N 77-IE DESIGN SPEED, OR AS DETERMINED BY VDOT FOR PUBLIC ROADS 112062 4 L
OPINION OF THE COUNTY ENGINEER, OR DESIGNEE, IT IS DEEMED NECESSARY 1N ORDER TO 12 VDOT STANDARD CO-1 OR CD-2 CROSS -DRAINS UNDER TO BE INSTALLED UNDER THE
U 7
vii. THE CONTRACTOR IS RESPONSIBLE FOR CONTACTING VDOT A MINIMUM OF ONE WEEK PRIOR STABILIZE A DRAINAGE CHANNEL. � �
CONSTRUCTION TO SCHEDULE INSPECTION. Z ALL TRAFFIC CONTROL SIGNS SHALL CONFORM WITH THE WRGINIA MANUAL FOR UNIFORM SUBBASE MATERIAL AT ALL CUT AND FILL TRANSITIONS AND GRADE SAG POINTS AS sc��e 4
TO EACH OF THE ABOVE PHASES OF CON TRAFFIC CONTROL DEVICES. SHOMV ON THE ROAD PROFILES AS SHOWN o
viii. FAILURE OF THE CONTRACTOR TO SCHEDULE THESE INSPECTIONS WILL REQUIRE ADDITIONAL 8. UNLESS OTHERWISE NOTED, ALL CONCRETE PIPE SHALL BE REINFORCED CONCRETE 13. A VIDEO CAMERA INSPECTION 1S REQUIRED FOR ALL STORM SEWERS AND CULVERTS
TESTING OF THE ROADS AT THE DISCRETION OF VDOT OR MAY LEAD TO THE ROADS NOT BEING PIPE -CLASS III.
THAT ARE DEEMED INACCESSIBLE TO VDOT OR COUNTY INSPECTIONS THE VIDEO ° °
9. ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITH OSHA INSPECTION SHALL BE CONDUCTED IN ACCORDANCE WITH VDOrS VIDEO CAMERA SHEEP NO. �
ELIGIBLE FOR STATE MAINTENANCE. STANDARDS FOR THE CONSTRUCTION INDUSTRY (29 CFR PART 1926). INSPECTION PROCEDURE AND WITH A VDOT OR COUNTY INSPECTOR PRESENT. 6
-+-- f-, f
nstr�uction n if,
41 All dams and constructed fill to be within 95% of maximum I
dry density and 2% of optimum moisture content. All fill material
.... ......
'to be approved by a geotechnical engineer. A geotechnical engineer,-_
is to be present during construction of dams.
2. Pipe and riser joints are to be watertight within stormwater
'management facilities.
3. For temporary sediment traps or basins which are to be
converted to permanent stormwater management facilities;
onversion is not to take place until the site is stabilized, and
A permission has been obtained from the erosion control
-N_ inspector(s).
IN,,
f
k A
\ N-11\5
AD,',
V\
2
Mr -
Aq ", tk
u.�,. uelpariniern or �gricuiiure ueparcryieru or 1Aef1L.U1LU[e
Summary of Routed Watersheds I I Resources Conservation Service Natural Resources Conservation Service
2-Yea r 10-Year TR 55 Worksheet 4: Graphical Peak Discharge Method TR 55 Worksheet 3: Time of Concentration (TJ or Travel Time (Tt)
Predevelopment Post- Development Predevelopment Post- Development
Project: Lachlyn I I ases 11 111 & Designed By: PIF
D. A� 'A' 12.93 D. A. 'A' 12.50 D.A. 'A' 43.15 D. A. 'A' 42.65 Location: Pen Park Lane, Charlottesville, VA Checked By: Project; Lochlyn Hill Phases 11 111 & IV
Location; Pen Park Lane, Charlottesville, VA
SCOTT R. COLLINS",
Check One: Present X Developed X
� �7 0
H
R . COLLINS�
No. 35791
Check One: Present X Developed X
(,q Check One: T, X T, Through subarea
1. Data Drainage Area Description Drainage Area Description
DAW D.A. 'A'
(Present) (Developed) D.A'A' D.A.W
IONAL
Drainage Area (Arn) i n miles' - 0.0407 0.0407 (Present) (Developed)
Runoff curve number C1`,I 5 Segment I I
t Flow; (Applica ble to T, only)
Time of concentration (Tc)- 0.26 1 0.16 SheL Woods Light
Rainfall distribution type- 11
Pord a ad swa mp areas spread 0
throughout the watershed- 2 Manning's roughness coeff., n (Table 3-1 0.4 0.24
3 Flow length, I (tota I I < 100) (ft) 100 100
2. Frequency -years 1 2 10 100 1 2 IQ 4 Two-year 24-hour rainfall, I (in.) 3.6 3,6
3. Rainfall, P (24 hour)- inches 3.0 3.6 5.5 9,0 3.0 3.6 5�5 9.0 5 Land slope, s(ft/ft) 0.10 0.10
�� \Ro
4. Initial Abstraction, Ia- inches 1329 1.329 1�329 1.329 0.611 0.611 0.611 0.611
01, F
I " Q , 0 $0.4
6 Compute Tt = 10,007(n-L)"'I P, 0.18
5. Compute la/p 0,44 O�37 0.24 0.15 a�20 0.1,
_�J
6. Unit peak discharge, Qu- csrn/in 450 550 660 700 825 850 875 950
7. Runoff, Q fro m W�o rks heat 2- 1 nches 0.34 1.58 1.61 L11 1105 1.48 3,01 6.15 Shallow Concentrated Flow: co
J, V
S. Pond and Swa rnp adjusurent factoij v 1 7 Surface description (paved or unpaved) U npaved Unpaved C:)
8 Flow Length, L (ft) 1231 63 LU
9. Peak Discharge, Orp- cfs
...... RK where Qp=Qu Ani 0. Fp* 5.14 12.93 43.15 116.96 35.15 51.06 107.01 237.47 9 Watercourse slope, s (ft/ft) 0.071 0.095 LU
Qp=Original unrouted values, does not reflect BMP routings. 12e
10 Average velocity, V (Figure 3-1) (ft/5) 4�2 5 0- C)
uJ
11 T, = L 3600*V 0.08 Ln
Z
<
4 (-nannel f-low:
GRAPHIC SCALE
100 0 50 loo 200 4W U
13 Wetted perimeter, P, (ft) U
LU
Lin CID
14 Hydraulic radius, r alP,, fft) LLJ :D
U)
UJ C)
U
16 Manning's Roughness Coeff, in
15 Channel Slope, s (ft/ft)
<
o
V)
E 17 V=[1.49r' s051/n
j Z
18 Flow length, L (ft)
1 inch 100 ft.
U
LU
19 Tt= I 3600*V
4 F o DO
.04
U
. . ..... 20 Watershed o r subarea T, or Tt
(Add Tt in steps 6, 11 and 0.16 LLJ
0.26
UJ
APPROVED PHASES [A& UJ
Z-1 4V
APPROVED PHASES [A& IB LU
Tc=o.15 hrs. (MINIMUM SCS Tc)
POST -DEVELOPMENT WATERSHED -DEVELOPMENT WATEI
POST
DRAINING TO ENHANCED
>
DRAINING TO ENHANCED
EA I ENDED DETENTIO EXTENDED DETEN TIO.N.FA . CILI I Y
Tc=o.004 hrs. (63'
IN FACILITY Tc=o.:i:L hrs. (:Loo'of overland flow at:Lo%)
of concentrated flow at 9.5%)
tA ..............
Tc=o.03 hrs. (1625'of channel flow at 4.8%)
MEADOW CREEK
DA'A'
MEADOW CREEK
GOLF COURSE GOLF COURSE
(POST-DEVELOPIViti
aD.A.=26.02ac. r� Co
CN=76.6
01, Tc=o.15 hrs. FUTURE PHASE IV
ACCOUNTED FOR IN
PROPOSED SWM
GNS !77-
FACILITY DESi
'ILIJCATION� F
ION 6CAT
�APPROVED t
P R Q y y �v
UJ
............ ....... --- L9
............. .
..........
CF)
4
DA
MAE=
'DEVEL6PIVIENT�I
.......... ..... .....
(PRE
AV
D.A
CN' 66.- 1.141. t'.Vl . NN
16 hirs,
3P
"Tc cv.
CN
7!j
76
0)
Z
(MINIMUM
Tc. :,w
L
'8 ',bverrand fl;�wat- 20
Tc=o.' -ot, lI rie
�9
Z
3P Z
1 C=O.OZ5 III 231� 1 f IoiiiV_,at--T. iOA) 0
V)
Z
W112
0
0
UJ
9,
96 U)
lot,
...........
W
7/
D7 F_
L9
6
Z 3:
"V PROPOSED
'y N\\ \Z% I �1 I , ,
.............
4W
PHASES 11 & I I I 4W 7,4 X
4 7 bu ........ ..
0
LL]"t*
54
7\ <
4D 57
+:
7
E LU C�e
t+
LU
+ +
al�_
..... ........
iTotal Proposed Impervious Area Summary (includes Future Phase IV):
Ul
Fr Y)
+ +
215,050 51'
........ . .
Ld
STORMWATER MANAG
EMENT NARRATIVE: Roads, Parking& Alleys
7777 0
sf LU
TIES RESUL
00
_-4, Sidewalks 43,750
OVERVIEW:
sf
THE STORMWATER RUNOFF RATES, VOLUMES, AND VELOCI TING FROM PHASES 4 Homes (Includes Cottages, Apartments & Apartments'Access) 261,4 F_ 0
11, 111 & IV /FUTURE DEVELOPMENT SHALL BE TREATED VIA A LEVEL 2 Tota 1 528,550 sf
PROPOSED'�-93 ACRES UJ LIJ
WET POND AND _PRC
VATION FOR ADDITIONAL STORMWATER QUALITY loostb 93 ACRES Impervious Area Summary (Subarea A)
ew q , W
CREDIT. THESE FACILITIES ARE DESIGNED UNDER THE NEW SWIM REGULATIONS THAT TOOK
TOTAL-U N DISTURB ED"LAND"
PLACE JULY 1st, 2014. NOTE, PHASES [A & IB HAVE BEEN APPROVED TO BE TREATED 4
VIA AN ENHANCED EXTENDED DETENTION BASIN AND IT IS NOT PROPOSED NTH T'HIS -§WM bILIALITYrCREDIT"�o- kt,,�
FQ.RIF
PLAN.
*170?1
WATER QUALITY-
4,
SED SWM FACILITY's WATERSHED REQUIRES A TOTAL PHOSPHOROUS REMOVAL 00
THE PROPO
TOTAL PHOSPHOROUS REMOVAL
OF 21.03 lbs/yr. THE PROPOSED FACIL171ES PROVIDE A
TIONS FOR
OF 22.78 lbs/yr. PLEASE SEE THE ATTACHED WATER QUALITY CALCULA LOCATION OF PROPOSED
EVIDENCE OF COMPLIANCE. AS WELL AS THE TABLES AND CALCULATiONS SHOWN ON
-THIS SHEET & THE FOLLOWING SHEET FOR SUMMARIES OF THE DEVELOPMEN-rs SWIVI FACILITY
APPROVED, PROPOSED & FUTURE CONTRIBUTING IMPERVIOUS AREAS & THE FACILITY's
ANTICIPATED DESIGN REQUIREMENTS.
EXISTING DEFINM
WATER QUANTIM
THE PROPOSED RETENTION BASIN SHALL ALSO PROVIDE THE NECESSARY DETENTION CHANNEL'i,`
ci
THE
x
REQUIREMENTS TO OFFSET THE IMPACTS OF THIS DEVELOPMENT.
Op
PRE -DEVELOPMENT 2 YEAR FLOW IS 12.93 CFS, COMPARED TO A 12.50 CFS ACRES
........ -PR OSE
THE PRE -DEVELOPMENT 10 YEAR FLOW IS 43.15 CFS,
POST- DEVELOPMENT FLOW ......
TOTAL'UNDISTURBEQ, LAND
J
COMPARED TO A 42.65 CIFS POST-DEWLOPMENT FLOW.
xi
T'
V
+ X-:-1-X' 1 J ITYCREDI
CHANNEL ADEQUACY. x,
THE PROPOSED DEVELOPMENT HAS ONE OUTFALL POINT DIRECTLY INTO MEADOW CREEK,
RIVER. THIS SITE EMPLOYS THE 1% RULE TO
91Z_
MICH FLOWS DIRECTLY INTO THE RIVANNA
CHANNEL ADEQUACY, THE MEADOW CREEK CONTRIBUTING DRAINAGE AREA IS
RES, MICH IS GREATER THAN 100 TIMES THIS
APPROXIMATELY 9 SQ. MILES OR 5,760 AC lit
X
P TS 26.02 ACRE DRAINAGE AREA. %,.7
ROJEC
pi,
Total Existing Impervious Area Summary: ......
Roads 44,025 sf
12,325 sf
Driveways
X.
�+
L
Buildings & Structures 19825 sf "ilk
N�Tota 1 76,175 sf
U.S. Department of Agriculture
FL-ENG-21A
I I Resources Conservation
Service
06/04
TR55 Worksheet 2: Runoff Curve Number and Runoff
Project: Lochlyn Hill Phases 11 111 & IV
Designed By:
KI PE
Date: 7/30/2015
Location: Pen Park Lane, Charlottesville, V%
Checked
By:
I PF
Date! 7/30/2015
1� Runoff curve Number (CN)
Drainage
Soil name and
Cover descriptio a
Area
Product of
CN (weighted) -
Calculated
Area
hydrologic group
(Cover
type, treatment, and hydrologic condition; percent impervious;
CN
(Acres)
CN x Area
tota I product/
'S' value
Description
(Appendix A)
unconnected/ connected impervious area ratio)
total area
Imperviou
Are�s
98
1,75
1 1.5
D.A'A'
B
Woods in
clod Condition
55
60�1
6.65
I in
)c)d Condition I Groundcover)
61
Imperviou
Areas
9
11-16
1093.7
D.A.A'
B
Woods in
ood Condition
58
1.21
� 66.6
76.6
3,06
(Developed)
onclition (75%+ Groundcover)
13.65
832.7
1
2. Runciff
2-year Storm
10-year Sturm
_LUU-TUdl )LU1111
71__yZ_1r5Lorm
Frequency -years
1
2
10
100
n/a
Raintall, P (24 hes
3.0
3.6
5.5
SLO
nl@
Runoff, Q- inches
0.311.
0.58
1,61
4.11
D.A'A'(Present)
Runoff, Cl- inches
1_0$
101
D.A, 'A'(Developed)
Approved Phase IA: Area(sf)
Quantity (ea) Subtotal (sf)
Pen Park Lane East I rnprovements
6,650
1
Kear nalt of approved detached lots 1-6
750
6 4,500
Total - 11. 150 sf
Proposed Phases 11 & III: Area(sf)
QUantity(ea) Subtotal (sf)
34,275
1 34,275
Proposed Roadq, Parking &Alleys
155,750
1 155,750
Single Family Detached Homes
2,000
65 130,000
Single Family Attached Homes
1,250
17 21,250
Apartments & theirAccess
19,450
1 19,450
Cottage Homes
ROD
9 7,200
Total - 367,925 sf
Future Phase IV: Area (sf)
Quantity I Subtotal (sf)
Future Roads (29' B/C-B/C)
29
1550 44,950
Future Alleyways (14' F/C-F/C)
14
550 7,700
Future Sidewalks
9,475
1 9,475
Future Single Family Detached 1
2,00()
13 26,aoo
Future Single Family Attached Holmes
1,250
15 18,750
Total � 106,875 sf
I rnpervi us Area Summary (Bypassed)
Proposed Phases 11 & 111; Area (sf)
Quantity
(ea) Subtota I (sf)
Single Family Detached Homes 2,000
14 28,000
Tota 1 28,000 sf
impervious Area Summary (DraWngto Phase A& IB Facility)
Proposed Phases 11 & III: Area (sf)
Quantity
(ea) Subtota I (sf)
Single Family Attached Homes 1,250
5 6,250
Total 6,250 sf
%
TOTAL -UNDISTURBED LAND,
48
ry
0: V" `F_0R'5WM QUALITY'CREDIT_
V jr,
_0
U) CL
-Hn l
_5y
0 :3
UJ
LOCATION OF PROPOSED
(D
X., +
ry
SWM FACILITY,
0
/0r U)
Z3
X
EXISTING DEFINED
+:
4, u- E
+++ + +
CHANNEL-- + +
F1 cl + + C)
V
C) U
+ + + F
FWap b st Ei,2 93 AC RES
will / � �, I I I-
+ + U
Q)
CN b
X+.' 'I ST RED
"LI W LAND
TOTA E
5
0 F5
1lI0,LQ'UALITY- CREDIT'
0"'
9A,
0
JOB NO.
+ +
>
L:
:x+
+ +
x%tx
% 112062 0
...........
Q)
% 0) 0
t
X+ + SCALE
.+j�+,�+: + +
+ +,+ +
+ 100
........... ...... i;4 +j
U) Q)
+ + +_+
C_ W
��`;�:+X+X%.XX', 0
+ SHEET NO. -a
Q)
. . . . tX+ +
7