HomeMy WebLinkAboutWPO201700076 Plan - As-built 2020-02-261
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UNIVERSITY OF VIRGINIA FOUNDATION
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�•_•_ Dewberry
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DRAWING INDEX
GENERAL
T1.01
CIVIL
C7.01
C7.02
C9.02
C9.03
C9.04
C9.08
C9.08A
C9.10
C 10.01
L1
COVER SHEET
GRADING AND DRAINAGE PLAN - AS -BUILT PLAN
GRADING AND DRAINAGE PLAN - AS -BUILT PLAN
PRE AND POST DEVELOPMENT LAND USE MAPS
WATER QUALITY NARRATIVE AND CALCULATIONS
DRAINAGE AREA MAPS
STORMSEWER MAPS AND CALCULATIONS
STORMSEWER PROFILES
CULVERT MAPS AND CALCULATIONS
CONSTRUCTION DETAILS
ROADWAY AND BIOFILTER PLANTING PLAN
PROJECT ZONING DATA
ALBEMARLE COUNTY ZONING CLASSIFICATION: R-1 RESIDENTIAL
PROPOSED BUILDING MAXIMUM HEIGHT: N/A
PROPOSED BUILDING MAXIMUM FOOTPRINT: N/A
ALBEMARLE COUNTY MAGISTERIAL DISTRICT: SAMUEL MILLER DISTRICT
FEMA FLOOD INSURANCE RATE MAP: ZONE X; NOT WITHIN A FEMA DEFINED
100 YEAR FLOOD PLAIN
PROPERTY NOT WITHIN AN ALBEMARLE COUNTY AND / OR CITY OF
CHARLOTTESVILLE WATER SUPPLY WATERSHED
CODES
VDOT ROAD AND BRIDGE STANDARDS, 2016
VDOT ROAD AND BRIDGE SPECIFICATIONS, 2016
FEDERAL HIGHWAY ADMINISTRATION MANUAL OF UNIFORM TRAFFIC CONTROL DEVICES, 2009
VIRGINIA SUPPLEMENT TO THE MANUAL OF UNIFORM TRAFFIC CONTROL DEVICES, 2013
VIRGINIA WORK AREA PROTECTION MANUAL, REV. 1A, 2015
DEPARTMENT OF ENVIRONMENTLA QUALITY VIRGINIA EROSION AND SEDIMENT CONTROL
HANDBOOK - 1992
ADA STANDARDS, 2010
CONTACTS
OWNER:
University of Virginia Foundation
OWNER REPRESENTATIVE:
Christopher D. Schooley
Real Estate Project Manager
One Boars Head Pointe
Charlottesville, VA 22903
PH: (434) 982-3777
cds7@eservices.virginia.edu
ENGINEER:
Dewberry Engineers Inc.
ENGINEER REPRESENTATIVE:
Matthew C. Thomas, PE
Project Manager
4805 Lake Brook Drive, Suite 200
Glen Allen, VA 23060
PH: (804) 205-3340
mthomas@dewberry.com
SUBMITTAL
SET NUMBER
PRELIMINARY CONSTRUCTION
[—]APPROVAL REVISION
BIDDING RECORD
TEMPORARY GOLF COURSE CONNECTOR ROAD Dewberry.
4805 LAKE BROOK DRIVE
FROM: GOLF COURSE DRIVESUITE 200
TO: BERWICK DRIVE
ALBEMARLE COUNTY, VA
VSMP PLAN — WP0201700076
LOCATION MAP AS -BUILT FOR VSMP -
VICINITY MAP
SCALE 1" = 100'
SCALE 1" = 250'
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ILic. No. 352755
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SCALE 1" = 250'
0 250' 500'
No. DATE BY Descript/on
REVISIONS
DRAWN BY HCG
APPROVED BY FCP
CHECKED BY MCT
DATE MARCH 2019
TITLE
TITLE
SHEET
PROJECT NO. 50097555
T1.01
SHEET NO. OF
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Dewberry Engineers Inc.
4805 LAKE BROOK DRIVE
SUITE 200
GLEN ALLEN, VA 23060
804.290.7957 (PHONE)
804.290.7928 ( FAX)
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Lic. No. 04020352
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SCALE
SCALE 1" = 20'
0 20' 40'
No. DATE I BY I Descriptlon
:VISIONS
TMR
DRAWN BY
FCP
APPROVED BY
MCT
CHECKED BY
AUGUST 2019
DATE
TITLE
GRADING &
DRAINAGE PLAN
STA. 10+00 TO
STA. 16+25
PROJECT NO. 50097555
C7001
SHEET NO. OF
1 1 2 3 1 4
5 1 6
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MATCH LINE STA.16.25
SEE SHEET C7.01 DRAINAGE DESCRIPTIONS
PIONS
J' !
�5 x O I - St'd. DI-3B Read.
�S`
�s L • 12 ft,R • 39l ft, Inv • 599.09 ft.
Connect I - SYd. UD-4
5/ft. -l5 In. RCP Req'd.(3 ft. Cover)
Inv. (in) - 559.09 ft: Inv. (out) • 558.80 ft.
k�X i ✓ l.g I I I I - St'd /5 in EW-1 Req'd.
Inv,= 558.80 ft.
//VV_ + O lA Cu.Yds. EC -I Class l Required
E/Vp 557 19
90 + v Type A Installation; Depth •2A ff.
56.� �
Modified l8 In EW-1 with Weir Wall
See sheet CIOAI for detoll
I i , + t I ' 26ft,- 18 in. RCP Req d.(3 fI.Cover)
Inv. (In) • 544.70 11Inv. (out) • 544.40ft.
St'd SWM-DR Concrete Cradle Req'd
��\\ \�� ,'/ I - St'd 18 in ES-1 or 2 Req'd.
r� X- I I I 4' \ ` I : ,' �` ' /-4 Inv.= 544.40 ft.
cp I - Level Spreader of Outlet
See Suet CIOAI for Detail
Std. Yard Inlet Req'd
R • 2.42 ft,; Inv. - 550.58 ft.
r 1 Connect I - St'd. UD-4
l� .' ^ / / `� - /-5 /-6 54ft.- 15 in.RCP Req'd.(3 ft.Cover)
Inv. (In) - 550.58 ft.; Inv. (out) = 55020 ft.
//
/ , D� y l -SYd 15 In ES-1 or 2 Req'd.
/ / / / ,/ S4j¢Q Inv.= 55020 ft.
N.3904858.64
/ IA Cu.Yds.EC-1 Closs l Required
/ r / / � ' / I O
4;FX tE. 1 1 41-'207i 1 ,' Type A Installation: Depth =2A ft.
I- Sid. DI-7 R d
R • 4.6 ft, Inv. • 54750 ff.
26 ft.- l5 In. RCP Req'd.(5 ft. Cover)
o k I I / I I / I �, l 7 / 8 Inv. (in) - 547.50 ft.; Inv. (out) - 547.30 ft.
// St d SWM-DR Concrete Cradle Req
\I l -SYd l5 in ES-1 or 2 Req'd.
I d
_- lA Cu.Yds. EC-1 Class l Required
Inv. = 547.30 ft.
Type A Installation. Depth 2A it.
l5 ft 12 in. RCP R d (l ft.Cover)
rn r i ,,I ! I�� l ill / /I , !I , I d,�l lrn(In)•558Aft, Inv (out)-557-9ft
/! I / / Il /l , !I I I1 ! 1 / 9 2 - 12 in Sid ES-1 or 2 Req d
_ ___--------- - ��_ BEj�W/ o �/
' IA Cu Yds EC I Class l R uired
-'l�f' I / I / O I '/ / ' eQ
v Type A Installation; Depth • 2A ft.
--T - %I I / I , 1 / 1 / o Existing Pipe to be extended with
I t tt l5 ft - 18 in. CUP (5 ft cover)
5 jS ^ , _ ^ ` �/ , m S \ 1 I , / ' 1 11 0335 Acre Stormwoter Management Facility Easement Extend of Existing Slope
,r ( / , <! 2it , , 1 , l l' per DB. 5021. PG. 454-469 />9 Pe
-- -- - _ AS -BUILT UD=4
- coM s �! . 15" RCP
-- -�s --- - SD vi��. / / / , I d-
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DRAINAGE DESCRIPTIONS
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$T CURB INLET
1-1 TOP=563.59-- - -
INV=559.39
ST
15" RCP
j-
INV=558.94
$T
18" RCP
1-3
INV=544.92
1.0 xO.5' RCP
INV=544.84
GRATE
TOP=551.71
TOP OF
ST
STRUCTURE=551.84
INV 1N=547.53
6 " PVC
INV=547.62
12" RCP
ST
INV 1N=558.07
_9
END=558. 16
INV OUT=557.98
--------------
3 / �-----T
AS -BUILT CROSSORA/N ,' ,''//',�•� BOA�7S HEAD RIVE
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CONNECTED TO DROP INLET / / \ / � , i , , ,i i = _ _ _ `�-/� �� _ -
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N:
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---
' �r - - - - - - - - - - - - - - - - - -
I-, _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ - , Sp 0202 Acre Stormwoler Monoge of Facility Eosement
' \ / , / - per OB. 502/, PG. 454 469
�X, ,' / ,, / _ - ,, _ - Sfss NOTE: - - - - - ---- _- -----
-ORIGINAL _
SURVEY SHOWN- IN THIN GRAY
DESIGN FEATURES SHOWN /N THICK GRAY
-AS BUILT FEATURES SHOWN /N BLACK
Dewberry®
Dewberry Engineers Inc.
4805 LAKE BROOK DRIVE
SUITE 200
GLEN ALLEN, VA 23060
804.290.7957 (PHONE)
804.290.7928 ( FAX)
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Lic. No. 04020352
SCALE
SCALE: 1" = 20'
0 20' 40,
No. I DATE I BY I Description
REVISIONS
DRAWN BY
APPROVED BY
CHECKED BY
DATE
TITLE
TYR
FCP
MCT
AUGUST 2019
GRADING &
DRAINAGE PLAN
STA. 16+25 TO
STA. 22+00
PROJECT NO. 50097555
C7002
SHEET NO.
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MWATER SUMMARY
5
BIORETENTION BASIN #1
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Dewberry®
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THE VRRM AS -BUILT CALCULATIONS HAVE BEEN UPDATED FOR A SIDEWALK BUILT ALONG THE TENNIS COURTS AND THE
DESIGNED SIDEWALK ALONG THE CONNECTOR ROAD THAT WAS NOT BUILT.THE ADDITIONAL IMPERVIOUS DRAINS TO THE
BIORETETION ON THE PROJECT.THE VIRGINIA RUNOFF REDUCTION METHOD WATER OUALITY CALCULATIONS ON SHEET C90I
INDICATE A REOUIRED PHOSPHORUS REMOVAL OF OBIS LB/YR FOR THE AS BUILT CONDITION.THIS REMOVAL IS MET
THROUGH THE BIORETENTION LEVEL 2.WHICH REMOVES OB7 LB/YR /N THE AS BUILT CONDITIONS.
SHEET
FLOW
2"- 4" DROP 4' 3�E 2 4' MI
BOTTOM OF
n BIORETENTIC
GEOTEXTILE �VDOT CLASS
FILTERTERFABRIC
C 1 RIPRAP I I
V MIN WITH 1:1
SIDE SLOPES
PRETREATMENT - GRAVEL DIAPHRAGM DETAIL
FOR SHEET FLOW FROM IMPERVIOUS OR PREVIOUS
6" DIA. PVC CLEAN -OUT
BMP SURFACE WITH THREADED CAPS
2" HARDWOOD MULCH
3: (VA CLEARING HOUSE
SPEC. NO. 9 TABLE 9.6 6"
I -
MIN. 3FILTER MEDIA "
(VA CLEARING HOUSE
SPEC. NO. 9 TABLE 9.6)
PLACE GEOTEXTILE
FILTER
S DES OF THE BMP �O�O�O��U USE
6" DIA. PERFORATED PVC
@ 0.5% MIN
BIORETENTION DETAIL -LEVEL 2
N.T.S.
VIRGINIA RUNOFF REDUCTION METHOD CALCULATIONS
Virginia Runpli Rc W,. Meihod woPosheel
DECI Virginia Runoff Reduction Method Re -Development Compliance Spreadsheet - Version 3.0
BMP Design Spedfsotions Lot: 2013 Draft Sills a Specs
Site Summary - Linear Development Project***
Total Rainfall (In): 43
Total Disturbed Acreage: 2.20
Site Land Cover Summary
Pre-ReDeuelooment Land Cover (acres)
A soils
1 856k
CSoils
oioih
Totalx
%of Total
Forest/Open(acres)
O.W
0-00
0,2A
D,W
0.24
11
Managed Turf (acres)
0,00
0.06
1.31
D,W
137
62
Impervious Cover lanes)
0,00
004
0.55
0,00
a59
27
z2n
too
Post-ReDevelooment Land Cover lacres)
A soils
RS.J,
[Salk
OSoils
Tpuils
%of Total
Forest/Open(acres)
0.W
000
0.04
222
0.02r:3::7:::::::
Managed Turf (acres)
0.W
0.06
1.28
D.W
134
Impervious Cover (acres)
0,00
004
0.78
0.00
0.82-Forest/Open
Space areas must be protected in accordance with the Virginia Runoff Reduction Method
2.20
Site Tv and Land Cover Nutrient Loads
Final Post -Development
Post.
Post.
Adjusted Pre.
Ipns[-geDevelaprwsn
Development
ReOeuelopment
Reo"elopmcnt
B Xew lm rviws
P< !
INew Impervious)
Site IN
049
0.43
D95
043
Treatment Volume ft'
3,899
3,106
793
3,106
TP Load Ilblwr
2.45
1,95
0.50
14,
Total TP Load Reduction Required(iblyr) 0.86 N/A... N/A'--
-Tho is o Llneor devefapment project
Final Post Development Load
(Post ReDevelopment & New Impervious)
Pre -
ReOevelopment
TN Load (Ib/yr)
17.53
in.zo
Site Compliance Summary- ***Linear Development Project
Maio mum% Redudlon Required Be dU%
Pre-ReDevelopment Load
Total Runoff Volume Reduction Ift')
1.734
Total TP Load Reduction Achieved lib/yr)
0.87
Total TN Load Reduction Achieved (lb/yr)
6.37
Remaining Post Development TP Load
158
(lb/0
Remaining TP Wad Reduction lib/yr)
0,00
Required
Drainage Area Summary
'• TARGET TP REDUCTION EXCEEDED BY 0.01 LB/YEAR "
Pre-
ReDevNopment
Final Post -Development
Post-ReCie✓idopment TP
TP Load per acre
TP Load Per acre
Load per acre
Ib acre r
(Ib/acre/yr)
(16/one/yr}
0.99
1A1
0.99
D.A. A
D.A. B
D-A. C
D.A. D
D.A. E
Total
Forest/Open (acres)
D.O4
G.00
O.OD
0.00
G.00
2.G4
Managed Turf (acres)
0SS
Ulb
p.W
0.00
0ihl
U.55
Impervious Cover (acres)
032
0.00
0A0
0,00
U.W
0.32
Total Area(acresl
0.91
0.00
0.00
0.00
0.00
0.91
Drainage Area Compliance Summary
DA A
D.A. B
D.A. C
D.A. D
D.A. E
Total
TP Load Reduced Ib/
0.87
O.OD
om
0.00
0.00
0.87
TN Load Reduced (lb/yr)
1 6.37
0.00
0.00
000
0.00
6.3]
Drainage Area A Summary
Land Cover Summary
!Sods
Loils
Csolls
Dspils
Total
%of Total
Forest/Open(acres)
0,00
0.00
004
O,W
0-04
4
Managed Tud(acres)
Oslo,
0.00
0.S5
D.W
oss
b0
Impervious Cover (acres)
ODD
0-00
0,32
0,00
0.32
35
( 0.91
BMP Selections
Managed Turf
Impervious
TP Load from
BMPTrtatmm,
Untreated TP Load
TP Removed
TP Remaining
Downstream Treatment
Practice
Credit
Credit
s
Volume Ik }
Upstream
to Practice (Ibs}
(Ih/yr)
(16/yr)
to be Employed
(acres)
s)
AreaCove
Area (acres)
Practices Qbs)
6.b. Bioretention R2 or Micro-Bioretention
p2 (Spec p9)
0,56
0.31
1,516.25
0.00
0.95
0.86
0.10
Total Impervious Cover Treated (acres)
0.32
Total Turf Area Treated (acres)
0.55
Total TP load Reduction Achieved In D.A.
0.87
lib/yr)
Total TN Load Reduction Achieved in DA.
Ilb/In)
6.37
4' WIDE STRIP GEOTEXTILE
FILTER FABRIC
LAID ON CENTER LINEARLY
OVER UNDERDRAIN
6" DIA. NON -PERFORATED
PVC OUTLET
PIPE CONNECTED TO
OUTLET
STRUCTURE (SEE DETAIL
FOR VDOT
SWM-1 OUTLET STRUCTURE)
-MINIMUM 12" #57
STONE BELOW PIPE
PLACE GEOTEXTILE
FILTER FABRIC ON THE
SIDES OF THE BMP
BIORETENTION BASIN e/ HAS BEEN ADDED TO THE SITE TO AID IN IMPROVING WATER OUALITY.THE BASIN WAS DESIGNED
TO BE A LEVEL 2 SYSTEM WITH A REOUIRED TREATMENT VOLUME OF OD4 AC-FT.TH£ BASIN HAS A TREATMENT VOLUME
OF ODB AC-FT.THE TWO FORMS OF PRETREATMENT HAVE BEEN PROVIDED THROUGH A GRAVEL DIAPHRAGM AND A
PRE-TREATMENT CELL,THE B/ORETENTION PROVIDES 087 LB/YR OF REMOVAL.
� Dewbsrs�
BIO 1- Bioretention Sizing
Sizing Required for Bioretention Basin (Per VA DCR Stormwater Design Specification No. 9)
Treatment Volume (Tv): j
TvBMP=(1)(12)(A)J + any remaining volume from upstream BMP
RV = 1 0.47
Area (A)= 0.91 acres
Remaining Volume = 0 acre-ft
TVBMP= 0.036 acre-ft
Biofilter Sizing Required (SA):
Surface Area Computation (Equation 9.4: Bioretention Level 2 Design Surface Area)
SA(sq. ft.) _ (1.25 * TVBMP) - the volume reduced by m an upsteaBMP
1.65 f t
TVBMP = 1548.56
Volume Reduced= sq.ft.
SA= 1173.15 sq.ft.
Area shown on plans: 1982 sq.ft.
Area left untreated by bioretention:-808.85 sq.ft.
Shortest Flow Path Ratio Length (Equation 9.5):
Level 2 - Ratio must be 0.8 or greater
SFP
Ratio =
Shortest Flow Path (SFP) = 152 ft.
Length (L) = 152 ft.
Ratio = 1
RV CALCULATIONS:
Land Cover (HSG C Soils)
Impervious= 0.32 ac
Managed Turf = 0.55 ac
Forested = 0.04 ac
Land Cover Rv
Impervious = 0.95
Managed Turf = 0.22
Forested = 0.04
Rv={(0.31*0.95)+(0.57*0.22)+(0.03*0.04))/(0.31+0.57+0.03
Rv = 0.47
BIORETENTION DRAINAGE AREA
I I -
SWM DA - 1.6 AC
SITE AREA e 091 AC
i -,'IMPERVIOUS TREATED • 032 AC
i
PERVIOUS TREATED - 059 AC
I ----_
- - -
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\I I II i PRETREATMENT' ,' i '
GRAVEL DIAPHRAGM
PRETREATMENT
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Dewberry Engineers Inc.
4805 LAKE BROOK DRIVE
SUITE 200
GLEN ALLEN, VA 23060
804.290.7957 (PHONE)
804.290.7928 ( FAX)
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Lic. No. 0402035275
SCALE: 1" = 50'
0 50, 100'
No. DATE BY Description
REVISIONS
DRAWN BY
APPROVED BY
CHECKED BY
DATE
TITLE
TMR
FCP
MCT
AUGUST 20/9
WATER QUALITY
NARRATIVE &
CALCULATIONS
PROJECT NO. 50097555
C9003
SHEET NO.
1
2 1 3
I
5 1 6
"i�'s' Dewberrye
E
0
C
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►_I
PRE -DEVELOPED DRAINAGE AREA MAP
OUTFALL DRAINAGE AREA (AC) TC PATH (MIN) WEIGHTED CN E _ SHE
Jy FLU
SITE AREA 195 7.4 79.6 T t • O SJ%MiN
OFFSITE AREA DETAINED 76B
250 9.7
OPEN DITC
I 173A'
,) r •� �t � 228 M/N , I
I/ / E•
€ PIPE FLLOW.•
Tt
\\.
OPEN DITCH
t. SITE AREA Tt°= 156
NING TO bUFALL tee. -- , \ \ \�\ -
t E PIPEE FLOW
Tfu
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—ft 3.00 MIN �Jr'/�`��J/ \ 1` -a •E
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\ I Ir�\ PIPE FLOIY _ - -
vvv I / IIIV�/ II . E��Illl �' _,�i' / � iE_� /rl r jlr I.n� = �� •//4A''=--v _ ��- vvv�t ,t
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Dewberry Engineers Inc.
4805 LAKE BROOK DRIVE
SUITE 200
GLEN ALLEN, VA 23060
804.290,7957 (PHONE)
804.290.7928 ( FAX)
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Lic. No. 0402035275
SCALE
SCALE: 1" = 100'
0 100, 200'
No. I DATE I BY I Description
REVISIONS
DRAWN BY TMR
APPROVED BY FCP
CHECKED BY MCT
DATE AUGUST 2019
TITLE
DRAINAGE AREA
MAPS
PROJECT NO. 50097555
C9004
SHEET NO. OF
1
2
STORMSEWER DRAINAGE AREA MAPS
3 1 4 1 5 r 6
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AS- BUILT STORMSEWER CALCULATIONS
Storm Sewer Design Computations
I...,
>�:•. Dewberry
°229
PROJECT:
Boar's Head UrIneeter Road-M. buibs
COUNTY: Albemarle County
DATE:
March,01,2019
ENGINEER:
HCG/ Dewberry ConSult.m LLC
OOtFALLTO STROCTURE: 2b
TOTAL
WEIGHTED
RAINFALL
INVERT
AREA
RUNOFF
INLET
INTENSITY
SATURATION
FLOW
ELEVATIONS
LENGTH
DIAMETER
MATERIAL
MINIMUM
MAKIMUM
FLOW
FROM
TO
"A"
GOER
"CA"
TIME
FREQUENCY
"I"
FACTOR
Q
LET
L
SLOPE
Do
COEFFICIENT
CAPAOTY
VELOOTY
VELOCTY
VELOCITY
TIME
INLET
INLET
(ACRE)
"O`
(MIN.)
(YR)
(IN/HR)
C,
(US)
(FTI
(FT/FT)
(IN)
n
(CPS)
(FPS)
(FPS)
(FPS)
(MIN)
REMARK
INCR.
ACC.-
UPSTREAM
DOWNSTREAM
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(a)
(9)
(10)
(11)
(12)
(13)
(14)
(I51
(16)
(17)
(18)
(0)
(20)
(21)
(22)
(23)
1-1
1-2
0,47
0.69
0.32
0.32
5.00
20
6.64
1.00
2.15
559.39
558.94
51.0
DIM
15
0.On
6.07
4.53
3.0
10.0
0.19
1-5
1-6
1.60
0.50
GOO
0.80
8,30
10
5.76
1.00
4,60
5W.89
550.49
51.0
0.008
S
0.On
S.n
5.211
3.0
10.0
0.16
Hydraulic Grade tine Computations
IS
Dewberry
UD-347
PROIER:
S.,', Head Connector Road -As WTI,
COUNTY: Albemare Comity
DATE:
March,01,2019
ENGINEER:
HCG/ Dewbeny Consultams LLC
OUTFALL TO SFRUMRE: 14
JUNCTION LOSS
Inlet Waler
Flow Entering
St'd 15-1 Inlet
WxLj
Ouvlet1.mI
Inlet station
Surtace Elevation
D.
pe
L.
S.%
H,
FinalH
surtare
Wm Elevation
System
Pmvided7
mvided
ye
No
Q.
V
GV
Vt/2g
H,
Angie
He
H,
1.3 R,
0.5 H,
Elevation
Through Drop
(Enter Y or N)
(1)
(21
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
1 (12)
(12)
(13)
(14)
(15)
(16
(17)
(18)
(19)
(20)
(21)
(CFS)
1-5
55L490
15
4.60
51.00
0.514
0.26
510
0.10
0.00
0.00
0.00
0.00
0.00
0
0.00
0.10
0.14
NA.
0.40
551.89
552.68
4.60
N
1-1
559940
15
2,15
51.00
0.112
0106
4.53
O08
0.00
0.00
OOO
0.00
Do
0
OLD
DOB
0.10
N.A.
OAS
560.10
56109
2,15
N
Dewberry Engineers Inc.
4805 LAKE BROOK DRIVE
SUITE 200
GLEN ALLEN, VA 23060
804.290,7957 (PHONE)
804.290.7928 ( FAX)
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PALMORE
Lic. No. 004/02035275
�/ ,jl.ti�:
SCALE
SCALE: 1" = 50'
0 50' 160,
No. I DATE I BY I Description
REVISIONS
DRAWN BY TMR
APPROVED BY FCP
CHECKED BY
DATE
TITLE
MCT
AUGUST 20/9
STORMSEWER
MAPS AND
CALCULATIONS
PROJECT NO. 50097555
C9008
SHEET NO. OF
1 9 � A _r; R
C
C
Lo
r:
'0,.,. Dewberry®
Dewberry Engineers Inc.
4805 LAKE BROOK DRIVE
SUITE 200
GLEN ALLEN, VA 23060
804.290.7957 (PHONE)
804.290.7928 ( FAX)
C) l_I_.
>-Ct)� �O z
= Q
Q
12
O00 OU
�Jw 0w m
Woz om US
I--UZ 2O Q
O o ry
LL
SEAL
F. CAMERON
PALMORE
Lic. No. 0402035275
SCALE
SCALE
VERTICAL
0 5' 10'
SCALE
HORIZONTAL 1
0 25' 50'
No. DATE I BY I Descrlptlon
REVISIONS
TMR
DRAWN BY
FCP
APPROVED BY
MCT
CHECKED BY
AUGUST 2019
DATE
TITLE
STORMSEWER
PROFILES
PROJECT NO. 50097555
C9008A
SHEET NO.
mg
1 9 � A -r; F
Dewberryo
C
A
C
F
Culvert Computations
TOP OF ROAD
HINDS ELEVATION
HINGE
ELEVATION
= 559.79
PROJECT: Boar's Head Connector Road
DATE: 13-Mar-19
DESIGNER: HCG
559.20' EL N
ELtp
STATION: 18+50
STRUCTURE: 1-9 As Built
0.59' FREEBOARD
1.16'
HYDROLOGICAL DATA:
Method: RATIONAL METHOD
D
Tw 0.80'
x
Drainage Area: 0.58 Acres ❑ Stream Slope:
Channel Shape:
ELF [I� -
L
� Routing: Other.
558.07
17' - _I
'l
5 =0.005 ft/ft
557
557.98
DESIGN FLOWS/TAILWATERS:
R.I. (years) Flow lets) TW (ft)
2 2.2 0.8
10 2.9 0.8
CULVERT DESCRIPTION:
Flaw Per
HEADWATER CALCULATIONS
OUTLET
INLET CONTROL
OUTLET CONTROL
Control
VELOCITY
Barrel
HW,/D
HwH
FALL
ELt„ TW
d,
(dc+D)/2
In.
11
LL+,,
Headwater
C.M.
Cone.
Total Flow
Q/N
Material -She- Size - Entrance
(cfs)
0
(2.)
(3J
(4J (5J
(6.)
(7.
(8.)
Elevation
(9.)
(9.)
RCP
Circ
12"
ES-1
2.2
2.2
0.98
0.98
559.00 0.8
0.27
559.05 OUTLET
3.27
RCP
Circ
12"
ES-1
2.9
2.9
1.16
1.16
559.20 O.6
0.45
559.23 OUTLET
4.31
TECHNICAL FOOTNOTES:
SUBSCRIPT DEFINITIONS:
CULVERT BARREL SELECTED:
(L) Use Q / NB for box culverts
hd Design headwater
SIZE: 12"
(2J HWi/D=BIN / D or HWi ID (from design charts)
hi Headwater in inlet cannot
SHAPE: Circular
(3.) FALL =HWi-(ELhd-ELsf): FAIL is zero for culverts on grade
he Headwater in outlet control
MATERIAL: Concrete
n: 0.013
(4.) FLhi=HWi+ EU(invetl of inlet central section)
i Inlet control section
ENTRANCE:ES-1
(5.) TW based on downstream control or flow depth in channel
a Outlet
BOTTOM "n": 0.013
(6J he =T W or (dc + D / 2) (which ever is greater)
sf Streamhed atculvet face
BARREL N: 1
(7.) H=[I+ke+(29n2L/RL33)](V2/2g)orfmm design than
tw Tailwater
(8J EDto=ELo+H+ho
(9.) V=Q/nr2
COMMENTS: All computations have been performed using HY-8. This form is for informational purposes only and all values match those calculated in HY-8.
uawuuriy miyuluurs Inc.
4805 LAKE BROOK DRIVE
SUITE 200
GLEN ALLEN, VA 23060
804.290,7957 (PHONE)
804.290.7928 ( FAX)
C) l_I_.
>-Ct)� �O z
= Q
Q
12 000 OU
U LL � _
C.)-�
�Jw ow m
woz Om US
I- U Z 2 O Q
O ry
LL
WMro A%
F. CAMERON
PALMORE
Lic. No. 0402035275
SCALL 1" = 50'
0 50' 160,
No. I DATE I BY I Description
DRAWN BY TMR
APPROVED BY FCP
CHECKED BY MCT
DATE AUGUST 2019
TITLE
CULVERT MAPS
AND
CALCULATIONS
PROJECT NO. 50097555
C901 0
SHEET NO.
M
x
'v
N
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U
1
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1 --
411
0 20 40
BIOFILTER PLANTING SCHEDULE ROADWAY PLANTING SCHEDULE
SYMBOL BOTANICAL NAME COMMON NAME ROOT SIZE QTY SPACING SYMBOL BOTANICAL NAME
Clethra alnifolia Summersweet #3 cont. 18-36" ht. 153 AS SHOWN Amelanchier arborea
Cephalanthus occidentalis Buttonbush #3 cont. 18-36" ht. 123 AS SHOWN @ Fothergilla major
OIlex verticillata Common winterberry #3 cont. 18-36" ht. 64 AS SHOWN 0 Itea virginica
r�r
jErnst ERNMIX 180 Rain garden mix Drill plugs or broadcast at 20lb/acre Juniperus virginiana
with cover crop with cover crop of grain rye at 30lbs/acre
2720 SF
0 Nyssa sylvatica
SOD
COMMON NAME ROOT SIZE QTY SPACING SYMBOL QTY
Juneberry B&B 4-5 HT 12 AS SHOWN 50,000 SF
Large Fotherglla
#3 cont.
3-4' HT.
15 AS SHOWN
ALL SITE PLANTINGS OF TREES AND SHRUBS SHALL BE ALLOWED
Sweetspire
#3 cont.
24-36" HT.
11 AS SHOWN
TO REACH, AND BE MAINTAINED AT, MATURE HEIGHT. THE TOPPING
OF TREES IS PROHIBITED.
Eastern Red Cedar
B&B
4-5 HT
11 AS SHOWN
ALL VEGETATION SHALL BE MAINTAINED IN A HEALTHY CONDITION
BY THE CURRANT OWNER AND REPLACED WHEN NECESSARY.
ALL NEW PLANTING MATERIALS WILL BE INSTALLED PER
Blackgum
B&B
1.5"-1.75" CAL.
3 AS SHOWN
ALBEMARLE COUNTY CODE 18-32.7.9.9
PROJECT
Boar's Head
Entrance Road Study
CLIENT
University of Virginia
Foundation
PO Box 400218
Charlottesville, VA
434.982.4848 tel 434.982.5852 fax
www.uvafoundation.com
CONSULTANT
AECOM Technical Services
3101 Wilson Boulevard, Suite 900
Arlington, VA 22201
703.682.4900 tel
www.aecom.com
REGISTRATION
DATE
May 9, 2018
PROJECT NUMBER
60554783
TITLE
ROADWAY AND
BIOFILTER PLANTING
PLAN
SHEET NUMBER
L 1