HomeMy WebLinkAboutWPO201400096 Plan - As-built 2022-01-22STORM SEWER AS -BUILT PLAN
FOP
STONEFIELD BLOCK D2, PHASE 2
WP0201400096
JACK JOUETT MAGISTERIAL DISTRICT ALBEMARLE COUNTY, VI]RGINIA
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WHITEWOOD MALL
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USROUTE250 CHARLOTTESVILLE Y
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BARRACKS ROA\
SHOPPING Q�
CENTER
JOHN PAUL—"O� ARIKTIRE
JONE5 ARENA
VICINITY MAP
SCALE: 1"=2,000'
APPROVED
by the Albemarle County
Community Development Department
Date 06/09/2022
File WP0201400096
LEGEND
SDMH STORM DRAIN MANHOLE
TO YARD DRAIN
DI DROP INLET
CG12 HANDICAP RAMP
I DENOTES AS —BUILT CONDITIONS
SHEET INDEX
MC NLTH O.
Gl
1��LLERP>
Liu No. 2065
.N� sUR J'�
To the County or Municaplity. This is to certify that
this as —built was conducted under my direct
responsible charge and the information hereon meets
the minimum standard for the as —built drawings.
Signature -
Name: /WleZEJ-
Registration No: 2
Date: _ /�Z7�22
AB 1 ......... COVERSHEET
AB 2 ........ GRADING PLAN
AB 3 ........ STORM SEWER PROFILES & COMPUTATIONS
STORM SEWER AS -BUILT SURVEY
PERFORMED BY:
MERIDIAN
PLANNING GROUP, L,LC
440 Premier Circle, Suite 200
Charlottesville, VA 22901
(P) 434.882.0121
JANUARY 27, 2022
1M1Ap 51 W-3-21A
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ZONED NMD I I. II I I J LETTER OF REVISION #1 I 1 SCALE: 1'=20'
II I I I r 3/9/2020 I I I
FIELD QUALITY CONTROL NOTE -SOIL TESTING
I SEE PLAN FOR WIDTH GRADING PLAN 3.14-FIELD QUALITY CONTROL, THE CONTRACTOR SHALL TO the County or Municapllty: This IS to certify that
I -I EC-3(SEE PLAN EMPLOY AN INDEPENDENT TESTING FIRM TOPROVIDE ALL this as -built was conducted under m direct
#4 @12" E.W. 2' 1' 1' FOR LOCATION) SOIL TESTING REQUIRED FOR THIS PROJECT. REFER TO y9
3lN1Q P51 iANCRE7T° P4'
•• SUBGRADE SHALL BE 4,000 PS1FONCRETE 8" COMPACTED TO MINIMUM 95% 1PKG. OVERHANG TESTING REQUIREMENTS UNDER 3.14 ON SHEET 25. responsible Charge and the information hereon meets OF 25
21-A STONE "MIN. DENSITY ATATOPTIMUM MOISTURE ?._ _
21-A STONE 8"MIN. CCr2 the minimum standard for the as —built drawings.
CONTENT IN ACCORDANCE WITH PAVEMENT NOTE:
COMPACTED SUBGRADE"" AASHTO T99. COMPACTEDSUBGRADE•• THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL Signature- stile:
Tu PROP. GRADE TOP OF BERM TRAFFIC CONTROL DURING CONSTRUCTION, INCLUDING II 1
MAINTAINING UNOBSTRUCTED ACCESS FOR THE Name:->'ir�o7-,W' /rJ/e LEY- 1 =20
CONCRETE SIDEWALK TYPICAL SECTION DUMPSTER PAD TYPICAL SECTION BERM TYPICAL SECTION RESIDENTSOFTALLTIMEITOWNHOUSESAT Registration No: 2aEs
R NTS STONEFIELD AT ALL TIMES DURING CONSTRUCTION. pate: SHEET
NTS
NTS �7�2-L-
♦ T I1
525
0 20 40 60
HORIZ. SCALE: 1'=20'
0 5 10 15 520
VERT. SCALE: 1"-5'
To the County or Municaplity This is to certify that
this as -built was conducted under my direct 515
responsible charge and the information hereon meets
the minimum standard for the as -built drawings.
Signature. 510
Name:-rir�erW /rlitLE>
Registration No: Zo6'J_
Date: /�Z7�2 t
DITCH TYPICAL SECTION
NOTE: TYPICAL DITCH SECTION TO BE USED FOR
DITCH 41, A2A AND 926. DEFCHESTO BE UNED
IN ACCORDANCE WITH DITCH CALCULATIONS
THIS SHEET.
DITCH CALCULATIONS
DITCH R1
A
1.35 AC
ABBREVIATIONS:
C
0.45
A -DRAINAGE AREA
Tc
5MIN
C=RUNOFF COEFFICIENT
12
5.41N/HR
Tc=TIME OF CONCENTRATION
QZ
3.3 CPS
1=RAINFALL INTENSITY
110
7.21N/HR
Q=PEAK RUNOFF
OLD
4.4 CFS
n=MANNING'S ROUGHNESS FACTOR
A=FLOW AREA
P=WETTED PERIMETER
V=VELOCITY
30-YEAR CAPACTY 2-YFARVELOCITY
SLOPE
7.8%
SLOPE 7.8%
n
0.03
n 0.03
A
0.825F
A 0.67 SF
P
3.40 FT
P 3.19 FT
d10
0.31 FT
V2 4.92 FPS
QCAP
10.4 CFS
USE EC-3 LINING
DITCH R2A MOD TO M56
AREA
0.69 AC
C
0.47
Tc
5 MIN
12
SAIN/HR
Q2
1.8 CFS
110
7.21N/HR
Q10
2.3 CFS
30-YEAR CAPACITY 2-YEARVELOCm
SLOPE
36.0%
SLOPE 36.0%
n
0.03
n 0.03
A
0.32 SF
A 0.27 SF
P
2.62 FT
P 2.54 FT
d10
0.14 FT
V2 6.66 FPS
@CAP
22.3 CFS
USE CL 1 RIP -RAP LINING
DITCH A28 0+56T01+80
AREA
0.69 AC
C
0.47
Tc
5 MIN
12
5.41N/HR
Q2
1.8 CFS
110
7.21 N/HR
Q10
2.3 CFS
10-WM CAPACITY
2-YEARVELOCm
SLOPE
1.8%
SLOPE 11.8%
n
0.03
n 0.03
A
0.87 SF
A 5E
.73
0.73
P
3.47 FT
P FT
d10
0.33 FT
V2 2.45 FPS
QCAP
SOCFS-
USE EC-3 LINING
505
27.2
TEST PIT NOTE - CONTRACTOR TO
DIG TEST PIT TO VERIFY DEPTH OF
EXISTING SANITARY SEWER AT
rn X-ING AND NOTIFY ENGINEER OF
o ANY DISCREPANCIES. IX. GRADE
TP
J1 --PROP. GRADE-
11 �NRIB�'illle
CUR.
93.9V -15" HOPE @ 2.12%
490 CR ;
9 �L�SS 85�
y� M
U' O
10+00
STORM SEWER PROFILE
(EX. 27.2 7)
7
525 520
120 111
m
rn
z ` 515 510
11+00
510 505
SM 500
SW 495
495 490
490 485
STORM SEWER DESIGN COMPUTATIONS (10-YEAR DESIGN STORM)
23.2
\ ` / \ 3 / n 4
n
-
-
i
9-1
-
r
u
Z
o `
�
O
� o
O
RETAINING WALL-
15 HOPE STORM PIPE TO
LEEVE TXROUGH WALL
C5
o
n
TION (SEE
BUILDING PERMIT)
z III
IX. GRADE
PROP. GRADE
_
I
SET TOP ELEVATION
RUSH WITH FINAL
GRADE
/
_. 98.20- HDPE P74.27%
5" 4%
_ --;;L�2.
98.29 -'�'''"
m
15' 6.69%
39.79'-15"HDPE
@3.83%
0 4.09%
24.98'-15"HDP
26.43-15"HDPE
M
O p N
o0o
Cj
I^ " •• z z ^
?
O
'n000
O <
<
<
h
M 0 0
y
LL
_
a
o u
>
O
n
d Od
1U+uu 11+00
STORM SEWER PROFILE
(EX. 23.2 - 2 - 3 - 4)
FROM
TO
A
(AC)
C
A' C (INC)
(AC)
A • C (ACC)
(AC)
I
(IN/H10
Q(INQ
(CFS)
Q(ACC)
(CF5)
DU1
(IN)
L
(FT)
INV UP
(FT)
INV ON
(FT)
S
%
n
Tc
(MIN)
V
(FPS)
Qcap
(CF5)
7
EX 27.2
1.35
0.45
0.61
0.61
7.24
4.40
4.40
15
93.95
508.36
506.36
2.12
0.0120
5
7.9
10.2
EX 27.2
1 EX 243
-
-
-
1.68
7.24
-
12116
24
68.46
495.88
492.91
4.34
0.0120
5
9.3
51.1
6
EX 244
0.47
u90
0.42
0.46
7.24
3.06
3.33
15
10.59
502.10
501.77
3.12
0.0120
5
8.3
12.4
EX 244
EX 243
0.15
0.68
0.30
0.56
7.24
0.74
4.05
15
10.59
501.70
501.30
1.57
0.0120
5
6.6
8.1
EX. 243
EX 27.1
-
-
-
6.28
7.24
-
45.47
24
85.86
492.91
489.40
4.08
0.0120
5
6.6
45.5
4
3
0.27
0.90
0.24
0.26
7.24
1.76
1.98
15
24.98
502.32
501.36
3.83
0.0120
5
7.5
13.7
3
2
0.41
0.90
0.37
0.63
7.24
2.67
4.55
15
39.25
501.16
499.80
3.47
0.0120
5
9.6
13.0
2A
2
0.69
0.41
0.28
0.28
7.24
2.05
2.03
15
51.73
501.41
499.47
3.75
0.0120
5
12.4
13.6
2
EX 23.2
-
-
-
0.91
7.24
-
6.58
15
98.20
499.27
495.08
4.27
0.0120
5
11.2
24.5
1
EX 23.2
0.27
0.98
0.26
1.09
7.24
1.92
7.89
18
22.07
495.50
495.10
2.81
0.0120
5
8.4
15.3
EX 23.2
EX 23.2
-
1.76
7.24
12.74
24
23.50
494.00
492.97
4.38
0.0120
5
4.8
4T5
STRA
TYPE
THROAT
LENGTH
(FT)
GRADE/
SUMP?
TOP
(FT)
Us
%
PCs
%
n
GCs
%
GUTTER
WIDTH
(FT)
LOCAL
DEPRESSION
(IN
Q2
(CPS)
CAPTURE
%
Allowable
Spread
MAX
SPREAD
(Fr)
PONDED
10-YR DEPTH
(FT)
PONDED
10-YR WSE
(FT)
1
DI-3C
6
SAG
500.20
2.00
0.03
0.013
8.33
2.00
2.0
1.51
100.00
7.00
2.09
2A
DI-12 48"X24"
48"X24"
SAG
505.70
-
0.40
0.013
8.33
2.00
2.0
1.94
100.00
7.00
5.40
1.10
506.80
4
DI-38
6
SAG
510.30
5.00
0.03
0.013
8.33
2.00
2.0
1.S1
SOO.00
7,00
2.09
-
-
6
01-3B
6
GRADE
506.59
5.00
0.03
0.013
8.33
2.00
2.0
2.62
100.00
7.00
4.28
7
01-12 48"X24"
48"X24"
SAG
513.50
-
0.16
0.013
8.33
2.00
2.0
3.46
100.00
7.00
6.67
0.72
514.22
2
All
-
-
504.50
-
-
-
-
-
-
10.21
-
-
-
-
.
3
MH-1
505.45
8.42
ABBREVIATIONS: Ls=LONGITUDINAL GUTTER SLOPE, PCs=PAVEMENT CROSS SLOPE, GCs=GUTTER CROSS SLOPE
STORM SEWER
STRUCTURE NOTES
1. THE INVERTS SHALL BE SHAPED IN
ACCORDANCE WITH VDOT STD. IS-1.
2. SrEP51N ACCORDANCE WITH VDOT
STANDARD ST-1 ARE TO BE PROVIDED
WHEN THE DEPTH OF STRUCTURE (H) IS
4.0' OR GREATER.
REVISIONS
R
DESCRIPTION
DATE
1
COUNTY COMMENTS
7/8/2019
2
ACSACOMMENTS
9/28/2019
3
ACSA COMMENTS
9/30/2019
4
SIGNATURE SUBMISSION
2/27/2020
525
520
515
510
505
11
495
490
520 520
515 515
510 510
505 505
495 495
490 490
485 485
2A
m
.
All
+ 10+00 +
STORM SEWER PROFILE
(2A 2)
MGM
os�ao
rm
O
a
e
REMOVE DFTOP AND
IF REPLACE WITH MH-1
ME AND COVER AT
TOP EL=506.0, ADIUST
AS NEEDED TO BE FLUSH
FINAL PAVEMENT_
GRADE 506.11
IX. GRADE
ROP�GRADE
10.24'-15"HDPE 0 0.78R
10.59'-15"HOPE @ 3.12%
rn
E
�
W
N
�Lq
�
-
y
O
N
10+00
STORM SEWER PROFILE
(EX. 244 - 6)
2�
525 5201 -
520 515
n
0
515 510
510 505
505 500
1
500 495
22.0
-18'H
rn
-
M
�
M
a
<
495 490
2S
_
490 485
0
04
^
ppP
iU
10+00
STORM SEWER PROFILE
(EX. 23.2 1)
520
4"pLTH 0f
c
(§�PMY ER n
Lic. No. 2065
� //271ZZ a
STORM SEWER & ROAD
AS -BUILT SURVEY
PERFORMED BY:
slo MERIDIAN
PLANNING GROUP, LLC
$OS 440 Premier Circle, Suite 200
Charlottesville, VA 22901
(P) 434.882.0121
JANUARY 27, 2021
500
S
495
N z
490
F-
z =
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LL, N
2 o
Z � O
Q O
LU m a
N I ~
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QUj
520
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Si5
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o
LO
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510
1
O
505
Y
a
5W
ISSUED FOR
CONSTRUCTION
3/25/2020
495
B1%
22.06'-18"HDPE 0 1.417"
490
SEWER
ES AND
485
UTATIONS
F
20F
25
scale: HORIZ.1"=20'
VERT. 1"=5'
r