HomeMy WebLinkAboutSUB202100150 Plat - Revision 2022-09-07 (2)WALL A
WALL B
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DRAWING INDEX
Sheet
1
Site Plan
2
General Notes/ Design Parameters
3-4
5RW Details
5
Enlarged Site Plan - Wall A
6-7
Wall A - Sta. 0 to 5ta. 274.5
8
Wall B - 5to. 0 to 5ta. 162
9
Enlarged Site Plan - Walls Cl/C2
10- 11
Wall C1 - 5ta. 0 to 5to. 309
12
Wall C2 - 5to. 0 to 5ta. 240
13 - 14
Enlarged Site Plan - Walls DEFG
15 - 17
Wall D - 5ta. 0 to 5to. 525
18 - 20
Wall E - Sta. 0 to 5ta. 609
21 - 22
Wall F - 5ta. 0 to Sta. 355
23
Wall G - 5ta. 0 to 5to. 138
24
Enlarged Site Plan - Walls H1/H2
25
Wall H1 - 5ta. 0 to Sta. 240
26
Wall H2 - 5ta. 0 to 5to. 162
5
IR
E
WALL E
WALL D
42" Tall Safety Handrail or Fence
w/ Sleeve -It SDI Fence -Post Anchoring System
N Cap Unit
Secure to Top Uni\
w/ Concrete Adhesive
Anchor Diamond Pro Units
Drainage Aggregate
Min 12 Thick
VDOT No. 57 Stone
r
Non -Woven Filter Fabric
Mirofi 140N or Equivalent
Geogrid Reinforcement (Typical)
Refer to Wall Profile for Geogrid Type,
Geogrid Length (GL) and Location
—�-24" Vertical Spacing (TYp.)
Retained Soil
Reinforced Fill
4" Dia. Drain Pipe Granular or Low Plasticity Soil
` to o. D`.N Compacted Backfill - See Drain Detail
1 ( ) Compact To Min 95 % Standard
' Stone Leveling Pad GL Proctor Density
�sra o WALL H1 VDOT No. 21A Stone
6" Minx 24" Wide See Wall Profile
i " sta. 2ao
St. 162 WALL H[ TYPICAL RETAINING WALL CROSS SECTION
;k::'. w .. " ., `U (Not to Scale)
SITE PLAN
Scale: I" = 200 FT
0 100 200
Anchor Diamond Pro Segmental Retaining Walls
Brookhill - Blocks 16 & 17
Albemarle County, Virginia
Site Plan Adapted From the Grading & Drainage Plan,
Sheet No. 11, Sheet No. 12 and Sheet No. 13,
Dated February 5, 2021 (Rev. 3 - 4/11/22), Prepared by Collins Engineering.
Site Plan For Illustrative Purpose. Approx. Scale: 1" = 200 FT
Weephole w/Wall Drain Pro
Daylight Pipe
Through Wall
40' OC Spacing (Typ.)
_ Rear Lip
18" 1" Setback
8"
/ y
ANCHOR DIAMOND PRO UNIT
(Not to Scale)
Brookhill - Blocks 16 & 17
NLTHpF Albemarle County, Virginia
�4+ CIRCEO GEOTECH
Circeo 5956 Buckland Mill Road
:HAEL R. CIRCEO _s Geotechnical Roanoke, Vi inia 24019
> Engineering, P.C. r9
Lic. No. 021245 Phone: (540) 366-2379
L le--2 1 FT
L
Project No. I RW-2727
�NERAL NOTES:
DESIGN PARAMETERS:
1 BUILDING CODES: 2015 VIRGINIA UNIFORM STATEWIDE BUILDING CODE (USBC)
1.0
STRIP VEGETATIVE AND ORGANIC SOIL FROM THE WALL
13.0
FIELD ADJUSTMENTS OF BLOCK ALIGNMENT MAY BE MADE
AND 2018 INTERNATIONAL BUILDING CODE (IBC).
AND GEOGRID ALIGNMENT.
ON NON -REINFORCEMENT LAYERS WITH THE USE OF SHIMS
2 THE WALL PROFILES ARE BASED ON THE GRADING & DRAINAGE PLAN,
2.0
BENCH CUT ALL EXCAVATED SLOPES.
OR ASPHALT SHINGLES TO RAISE ONE COURSE OF BLOCK BY
SHEET NO. 11, SHEET NO. 12, AND SHEET NO. 13, DATED FEBRUARY 5, 2021
3.0
DO NOT EXCAVATE BEYOND EXCAVATION LINES SHOWN
A MAXIMUM OF 1/4 INCH VERTICAL HEIGHT.
(REV. 3 - 4/11/21), COLLINS ENGINEERING.
ON PLAN UNLESS DIRECTED BY THE GEOTECHNICAL
14.0
REINFORCED FILL SHALL CONSIST OF GRANULAR SOIL FILL
3 WALL DETAILS SHOWN ON THIS PLAN ARE FOR ANCHOR DIAMOND PRO
ENGINEER TO REMOVE UNSUITABLE SOIL.
WITH USCS SOIL TYPES GP, GW, GM, GC, SW, SP, SM, SC or ML
SEGMENTAL RETAINING WALL (SRW) UNITS MEETING THE NATIONAL
4.0
CONTRACTOR SHALL ENSURE TEMPORARY EXCAVATIONS ARE STABLE
WITH A MINIMUM ANGLE OF INTERNAL FRICTION, OF 28 DEGREES
CONCRETE MASONRY A550CIATION (NCMA) CRITERIA FOR SRW WALL SYSTEMS.
AND PROVIDE EXCAVATION SUPPORT IF NEEDED.
AS OUTLINED IN DESIGN PARAMETERS - NOTE 5.
4 ENGINEERING ANALYSIS BASED ON USE OF STRATAGRID 5GU60 AND 5GU80
5.0
GEOTECHNICAL ENGINEER SHALL VERIFY FOUNDATION
MAXIMUM PARTICLE SHALL BE LIMITED TO 4INCHES IN DIAMETER.
GEOGRIDS. OTHER COMPATIBLE GEOGRIDS MAY BE SUBSTITUTED
SOILS AS BEING COMPETENT PER THE DESIGN PARAMETERS.
THE FINE FRACTION (MINUS NO. 40 SIEVE) SHALL HAVE A MAXIMUM
WITH THE APPROVAL OF THE WALL DESIGN ENGINEER.
6.0
LEVELING PAD SHALL CONSIST OF COMPACTED SAND, GRAVEL,
LIQUID LIMIT (LL) OF 40 AND A MAXIMUM PLASTICITY INDEX (PI)
5 THE DESIGN OF THE SEGMENTAL RETAINING WALL (SRW)
OR COMBINATION AND SHALL BE A MINIMUM 6-INCH THICK
OF 20. THE BACKFILL SHALL BE FREE OF DEBRIS AND ORGANIC MATTER.
ASSUMES THE FOLLOWING PARAMETERS:
LAYER WITH A MINIMUM WIDTH OF 24 INCHES.
HIGHLY EXPANSIVE SOILS (MH-CH) SHALL NOT BE USED IN THE
Y, Moist FRICTION
REINFORCED FILL ZONE.
SOIL SOIL UNIT WEIGHT ANGLE COHESION
CONDITIONS Type (PCF) (DEG) (PSF)
15.0
REINFORCED FILL SHALL BE PLACED IN 8-INCH LIFTS AND
REINFORCED FILL ML or More Granular 120 28 0
7.0
A 4-INCH-DIAMETER SLOTTED DRAINAGE PIPE SHALL BE INSTALLED
COMPACTED TO A MINIMUM OF 95% OF MAXIMUM STANDARD
RETAINED SOIL SM, ML or MH 120 28 0
BEHIND THE WALL AND CONNECT TO WEEPHOLES INSTALLED AT
PROCTOR DENSITY (ASTM D-698) AND WITHIN + 3 PERCENTAGE
FOUNDATION SOIL 5M, ML or MH 120 28 100
THE BASE OF THE WALL (40 FEET ON CENTER) AND EXTEND BEYOND
POINTS OF OPTIMUM MOISTURE CONTENT. COMPACTION TESTS SHALL
THE FINAL GRADE TO DAYLIGHT (SEE DRAIN DETAIL).
BE PERFORMED AS THE WALL IS INSTALLED. COMPACTION WITHIN
6 SOIL STRENGTH PARAMETERS ARE BASED ON USE OF SANDY SILT (ML)
8.0
DRAINAGE AGGREGATE AND UNIT (CORE) FILL SHALL CONSIST OF
3 FEET OF THE WALL SHALL BE LIMITED TO HAND -OPERATED EQUIPMENT.
OR MORE GRANULAR LOW PLASTICITY SOIL IN THE REINFORCED FILL ZONE.
CLEAN ANGULAR &RAVEL (VDOT NO.57 STONE), MEETING THE FOLLOWING
16.0
A VIBRATORY PLATE TAMPER SHALL BE USED TO DEN51FY
DO NOT USE HIGH PLASTICITY CLAY (CH-MH), ROOTS OR TOPSOIL IN REINFORCEC
GRADATION AS DETERMINED IN ACCORDANCE WITH ASTM D-422.
NO.57 STONE. COMPACTION TESTS CAN BE WAIVED
ZONE. ANY SOFT, SATURATED SOIL ENCOUNTERED IN SUBGRADE SHALL BE
WHERE NO.57 STONE IS USED AS REINFORCED FILL.
UNDERCUT AND REPLACED WITH CRUSHED STONE TO STABILIZE THE
SIEVE SIZE PERCENTAGE PA55ING
FOUNDATION SUBGRADE OR AS DIRECTED BY THE GEOTECHNICAL ENGINEER.
1-112 INCH 100
17.0
CONTRACTOR SHALL SLOPE SITE GRADES TO DIRECT SURFACE
WALL A - MAX. WALL HEIGHT = 8 FEET (INCLUDING EMBEDMENT)
1 INCH 95-100
RUNOFF AWAY FROM WALL AT END OF EACH DAY TO AVOID
WALL B - MAX. WALL HEIGHT = 8 FEET (INCLUDING EMBEDMENT)
1/2 INCH 25 - 60
WATER DAMAGING THE WALL WHILE UNDER CONSTRUCTION.
WALL CI - MAX. WALL HEIGHT = 8 FEET (INCLUDING EMBEDMENT)
NO.4 0-10
18.0
ANY SURFACE DRAINAGE FEATURES, FINISH GRADING, PAVEMENT,
WALL C2 - MAX. WALL HEIGHT = 8 FEET (INCLUDING EMBEDMENT)
NO. 8 0-5
OR TURF SHALL BE INSTALLED IMMEDIATELY AFTER THE WALL IS COMPLETED. WALL D - MAX. WALL HEIGHT = 8 FEET (INCLUDING EMBEDMENT)
19.0
IF SITE AND SOIL CONDITIONS, WALL GEOMETRY, OR WALL
WALL E - MAX. WALL HEIGHT = 8 FEET (INCLUDING EMBEDMENT)
9.0
GEOGRIDS SHALL BE LAID HORIZONTALLY ON COMPACTED
LOADING ARE DIFFERENT THAN THE DRAWINGS AND THE DESIGN
WALL F - MAX. WALL HEIGHT = 8 FEET (INCLUDING EMBEDMENT)
BACKFILL FOR THE REQUIRED GEOGRID LENGTH (GL) IN THE
PARAMETERS, THE CONTRACTOR MUST CONTACT THE WALL DESIGN
WALL G - MAX. WALL HEIGHT = 8 FEET (INCLUDING EMBEDMENT)
TENSILE STRENGTH DIRECTION (PERPENDICULAR TO WALL FACE)
ENGINEER PRIOR TO PROCEEDING WITH THE CONSTRUCTION OF THE WALL.
WALL HI - MAX. WALL HEIGHT= 8 FEET (INCLUDING EMBEDMENT)
NOTED ON THE WALL PROFILE. THE GEOGRID SHALL BE
20.0
DETAIL FOR FENCE POSTS AT THE TOP OF THE WALL
WALL H2 - MAX. WALL HEIGHT= 4 FEET (INCLUDING EMBEDMENT)
PLACED WITHIN ONE INCH OF THE FRONT FACE OF
IS PROVIDED FOR PLACEMENT OF POSTS BEHIND THE WALL.
FRONT SLOPE = LEVEL TO MAX. 2H:1V, STEP WITH GRADE
THE UNIT BELOW AND EXTEND HORIZONTALLY OVER COMPACTED FILL.
Open ell -
BACKSLOPE BEHIND THE WALL = LEVEL TO MAX. 2H:1V
10.0
PRE -APPROVED SEGMENTAL RETAINING WALL (SRW) SYSTEMS:
(Filled With Stone)
EQUIVALENT BUILDING SURCHARGE AT TOP OF WALL = 350 PSF
ALLAN BLOCK AB CLASSIC
MIN FACTOR OF SAFETY (SLIDING) = 1.5
ANCHOR DIAMOND PRO*
MIN FACTOR OF SAFETY (OVERTURNING) = 2.0
CORNERSTONE 100
MIN FACTOR OF SAFETY (BEARING CAPACITY) = 2.0
EVERLOC BIOF or 810T
;
q = DESI6N SOIL BEARING PRESSURE = 1,000 PSF TO 4,500 PSF
RIDGEROCK STANDARD
Brookhill - Blocks 16 $ 17
ROCKWOOD PREMIER 8
112" to 1" Setback I
�`*1�At-TH OF Albemarle County, Virginia
�'P
* DETAILS SHOWN FOR SRW UNITS PROVIDED FOR ILLUSTRATIVE PURPOSES.
(Typical)
CIRCEO GEOTECH
�'O
C' ire(
11.0
SEGMENTAL RETAINING WALL (SRW) UNITS MOLDED DIMENSIONS
5956 Buckland Mill Road
p _= Geotechnical
SHALL BE 8INCHES HIGH BY 18INCHES LONG BY
Roanoke, Virginia 24019
U CH EL R. CIRCEO j I Engineering, P.C. 9
12 INCHES DEEP AND SHALL NOT DIFFER MORE THAN
,q Lic. No. 021245 Phone: (540) 366-2379
+ 1/8INCH IN ANY DIMENSION.
Concrete Lug
a
O gr
`
12.0
WALL BATTER MAY VARY FROM 3.6 TO 7.1 DEGREES DEPENDING ON SRW SETBACK.
UNIT CONNECTION DETAIL
2� Scale: N/A
Project No. RW-2727
ass/0NAL
1
ACTUAL SETBACK PER UNIT SHALL BE CONSISTENT WITH THE
V, Date: 1 08/31/22 1
REQUIREMENTS OF THE PRE -APPROVED SRW SYSTEM.
(Not to Scale)
0 Revision: 1 09/02/22 1 Sheet 1 2 of 26
Min 8" Embedment
Extend Min 6" Beyond Step I
Foundation Soil
Proposed Grade at Bottom of Wall
Min 8" Embedment
� Wall Drain Pro @ 40 FT O.C.
SRW Units
r \—Stone Leveling Pad
Min 6" Thick x 24" Wide Crusher Run or Similar
BASE STEPPING DETAIL
(Not to Scale)
42" Tall Pedestrian Guard —\
w/ Sleeve -It Fence -Post Anchoring System,
Typ. 6'-0" O.C. Post Spacing
Pedestrian Guard Note:
The handrail/fence post has been designed for a 200 Ibs concentrated horizontal load
acting at the top of the post with a factor of safety of 1.5 againt overturning.
The railing shall be designed for 50 Ibs per linear foot uniform load.
The railing design is not included in the engineering, but the forces applied to the railing
have been considered in the wall design
Sleeve -It SDI
Fence -Post Anchor System
Sleeve -It 5W Fence -Post
Anchor System - Top Dia. 7.4"
Grout Fill After Post Installation
w/ Min 3.000 osi Grout
Bottom No. 9.4"
Filter Fabric - 4 FT Wide
Mirafi 140N or Equivalent
,-cantilever Base 30.61 x 15.3"W
23.4"
Soil Cover
— — — Retained Soil
Reinforced Fill
SLEEVE -IT FENCE POST DETAIL
(Not to Scale)
GEOGRID AROUND MANHOLE
(Not to Scale)
Min 3 FT
Bushes/Shrubs
Non -Woven Filter
12" Soil Cover
Reinforced Fill
LANDSCAPE BUFFER DETAIL
(Not to Scale)
`E�THOF
Brookhill - Blocks 16 & 17
Albemarle County,
Vir inia
CIRCEO GEOTECH
�4
Circeo
5956 Buckland Mill Road
:HAEL R. CIRCEO >
_LW GEngineerin
Engineering, P.C.
Roanoke, Virginia 24019
r'9
Licc. No. 021245Em
Phone: (540) 366-2379
`s/pNAL tit�G
Scale:
N/A
Project No.
RW-2727
Date:
08/31/22
6`
Revision:
1 09/02/22
1 Sheet
1 4 of 26
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ENLARGED SITE PLAN
Anchor Diamond Pro Segmental Retaining Wall A
Brookhill - Blocks 16 & 17
Albemarle County, Virginia
Site Plan Adapted From the Grading & Drainage Plan, Sheet No. 11,
Dated February 5,2021(Rev. 3 - 4/11/22),Prepared by Collins Engineering.
Site Plan For Illustrative Purpose. Approx. Scale: 1" = 30 FT
Vi Circeo
Geotechnical
:HAEL R. CIRCEO j W, Engineering,
Lic. No. 021245
�2 Scale: 1" = 3C
s101VAL ti�G Date: 08/31,
Revision: 09/02,
Scale: I" = 30 FT
0 15 30
VA
5956 Buckland Mill Road
Roanoke, Virginia 24019
Phone:(540) 366-2379
Project No. I RW-2727
WALL A
7
W
TOW 374.00
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an Guard
TOC - 368.33
TOW = 368.00
Q �
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BOW = 366.00 (LP)
Grade at Bottom of Wall
Daylight - 40 FT O.C. (Typical)
250 260 26q 270 F274.5
I
Station (ft) I I
I
GL=10FT
q = 1,500 psf
®
Cap Unit (4" Height)
0
Anchor Diamond Pro Units (8" Height x 18" Width)
Leveling Pad (Min. 6" Thick x 24" Wide Crushed Stone)
TOC
Top of Cap Unit
TOW
Top of Wall (Excluding Cap Unit)
BOW
Bottom of Wall (Including Embedment)
60 • —
• StratoGrid SGU60
6L=6FT I
q = 1,000 psf
Use Granular Soil (ML or More Granular Soil) ;`v�pLT�H
in Reinforced Fill Zone
RETAINING WALL A u MICHAEL R. -IRCEO
kvz
Lic. No.021245
Sta. 120 to Sta. 274.5Viewed From Front Face of WallNAL El,
Brookhill - Blocks 16 6 17
Albemarle County, Virqinia
Circeo 5956 Buekland Mill Road
Geotechnical
_ Engineering, P.C. Roanoke, Virginia 24019
Phone:(540) 366-2379
Scale:11JH: 1 = ID ft.
V: 1 = 10 ft. Project No. I RW-2727
GL
0 4" Drain Pipe to
= Design Soil Bearing Pressure
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a
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I q - ps r q = 1,250 psf ql= 1,000 p 0 15 30
LEGEND Brookhill - Blocks 16 & 17
Use Granular Soil (ML or More Granular Soil) tiALTH OF Albemarle County, Virginia
® Cap Unit (4" Height) in Reinforced Fill Zone O� �,P CIRCEO GEOTECH
0 Anchor Diamond Pro Units (8" Height x 18" Width) p = Circeo
Geotechnical 5956 Buckland Mill Road
Leveling Pad (Min. 6" Thick x 24" Wide Crushed Stone) RETAINING WALL 6 ICHAEL R. CIRCEO> Engineering, P.C. Roanoke, Virginia 24019
TOe Top of Cap Unit Lic. No. 021245 Phone: (540) 366-2379
TOW Top of Wall (Excluding Cap Unit) =
BOW Bottom of Wall (Including Embedment)
Sta. 0 to Sta. 162 0 4��Z2�`` H: I"= 10 ft.
.0
— — 60 StrotoGrid SGV60 Viewed From Front Face of Wall �sS G� Scale: V: 1"= 10 ft. Project No. RW-2727
'raNAL bN Date: 08/31/22
GL Geogrid Length (ft) 0 4" Drain Pipe to Daylight q = Design Soil Bearing Pressure (psf) Revision: 09/02/22 Sheet 8 of 26
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ARGED SITE PLAN _ -`ty� 3 0 15 30
Brookhill - Blocks 16 & 17
Anchor Diamond Pro Segmental Retaining Wall C1 & Wall C2 0`�tiAITH°F Albemarle County, Virginia
�.O P CIRCEO GEOTECH
Brookhill - Blocks 16 & 17
Albemarle CountVirginia
1 g
y
Site Plan Adapted From the Grading & Drainage Plan, Sheet No. 13,
Dated February 5, 2021 (Rev. 3 - 4/11/22), Prepared by Collins Engineering.
Site Plan For Illustrative Purpose. Approx. Scale: V = 30 FT
0�
0
v ICHAEL R. CIRCEO j
Lic. No. 021245
PO�
0/Z� ��
'ale (� �2
Ss�01VAL S
Circeo
Geotechnical
_� Engineering, P.0
FA
5956 Buckland Mill Road
Roanoke, Virginia 24019
Phone:(540) 366-2379
Scale:
7770771
No.
RW-2727
Date:
08/31/22Project
6A
Revision:
09/02/22
Sheet
1 9 0f 26
WALL C1
424
422
420
0
418
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Use Granular Soil (ML or More Granular Soil)
in Reinforced Fill Zone
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Viewed From Front Face of Wall
H
)HAEL R. CIRCEO j
Lic. No. 021245
Brookhill - Blocks 16 & 17
Albemarle County. Virginia
Cire(
Geotechnical
_3 Engineering, P.C.
Scale:
V: H: 1"= 1o10 ft.ft1"- .
5956 Buckland Mill Road
Roanoke, Virginia 24019
Phone:(540) 366-2379
Project No. I RW-2727
GL
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50 60 70
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Albemarle County, Virginia
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Anchor Diamond Pro Units (13" Height x 18" Width)/TOC Top of Cap Unit RETAINING WALL C2 11611111�-- liv
Leveling Pad (Min. 6" Thick x 24" Wide Crushed Stone) Geotechnicai Roanoke, Virginia 24019
-`_ Phone:-_=
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Brookhill - Blocks 16 & 17
Albemarle County, Virginia
Site Plan Adapted From the Grading & Drainage Plan, Sheet No. 13,
Dated February 5, 2021 (Rev. 3 - 4/11/22), Prepared by Collins Engineering.
Site Plan For Illustrative Purpose. Approx. Scale: 1" = 30 FT
H
,HAEL R. CIRCEO j
Lic. No. 021245
G�
sltipNAL El,
N
Circeo
Geotechnical
s Engineering,
Scale: 1" = 30 FT
�
- Blocks 16 0& 17 15 30
5956 Buckland Mill Road
Roanoke, Virginia 24019
Phone:(540) 366-2379
Project No. I RW-2727
WALL D J 2
sta. i i
W
w/ 42" Tall Pedestrian Guard �'
m m
v
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ifi
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ALL G
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i
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Anchor Diamond Pro Segmental Retaining Wall D, Wall E, Wall F & Wall G
Brookhill - Blocks 16 & 17
Albemarle County, Virginia
Site Plan Adapted From the Grading & Drainage Plan, Sheet No. 13,
Dated February 5, 2021 (Rev. 3 - 4/11/22), Prepared by Collins Engineering.
Site Plan For Illustrative Purpose. Approx. Scale: 1" = 30 FT
Lic. No. 021245
4/�/Zz.
Eire(
Geotechnical
s Engineering,
Scale: I" = 30 FT
015 30
�:1rr��rifri
5956 Buckland Mill Road
Roanoke, Virginia 24019
Phone:(540) 366-2379
Project No. I RW-2727
WALL D
410
408
406
404
O
402
a]
400
398
0
396
p
a
394
392
tL
390
u
388
386
384
382
380
I
I' -------•--
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err ai
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I :• •0 0•
Proposed Grade at Bottom
:• brain Pipe to D. •0
&g�-
r r
rr ® r
i Station (ft)
I GL= 10 FT
q = 1,500 psf
LEGEND
®
Cap Unit (4" Height)
Anchor Diamond Pro Units (8" Height x 18" Width)
Leveling Pad (Min. 6" Thick x 24" Wide Crushed Stone)
TOC
Top of Cap Unit
TOW
Top of Wall (Excluding Cap Unit)
BOW
Bottom of Wall (Including Embedment)
— 60 '
StratoGrid SGV60
0 4" Drain Pipe to
I I
GL=8FT I
I
q = 1,250 psf I
OC = 397.00
OW = 396.67
L] �
3 un,
0
W
—BOW = 394.67
of Wall
O.C. (Typical)
Use Granular Soil (ML or More Granular Soil)
in Reinforced Fill Zone
RETAINING WALL 0
Sta. 480 to Sta. 525
Viewed From Front Face of Wall
= Design Soil Bearing Pressure
I Gr'VVM1rllll - CIVGM> 1V Q AI
Ff no_ Albemarle County, Virginia
Circeo
G 5956 Buckland Mill Road
� = Geotechnical
:HAEL R. CIRCEO> s Engineering, P.C. Roanoke, Virginia 24019
Lic. No. 021245FAMM
Phone: (540) 366-2379
Scale: H: 1"= 10 ft.
G V: 1"= 10 ft. Project No. RW-2727
Sy IVA}L E� Date: 08/31/22
N
Revision: 09/02/22 Sheet 17 of 26
WALL E
400
398
396
394
392
390
r
388
0 386
384
IL
382
{iJ
380
378
376
374
372
370
240
I
I
TOC = 389.67
TOW = 389.33
6L=12 FT
6L=12 FT
BOW = 381.33
Max. 3H:1V Backslope
Wall D Above
TOC = 388.33
TOW = 388.00
6L=12 FT
6L = 12 FT
6L = 12 FT
6L = 12 FT
GL = 12 FT
Drain Pipe to Daylight - 40 FT O.C. (Typical) —'
BOW = 380.00 (Law Point) Proposed Grade at Bottom of Wall —'
260 270 280 290 300
Station (ft)
GL = 12 FT
= 2,500 psf
Max. 3H:1V Backslope
Wall D Above
WALL
E 4�
398
396
TOC = 388.33 =_
394
TOW = 388.00
392
_
10
390
o �
388
0 386
M
LL 334
r62
>
W 382
380
S
} 378
376
374
BOW = 380.00 (LP)
372
370
360
370
114
LEGEND
®
Cap Unit (4" Height)
0
Anchor Diamond Pro Units
(8" Height x 18" Width)
Leveling Pad (Min. 6" Thick
x 24" Wide Crushed Stone)
TOC
Top of Cap Unit
TOW
Top of Wall (Excluding Cap
Unit)
BOW
Bottom of Wall (Including Embedment)
60
StratoGrid SGV60
80
StratoGrid SGV80
GL
Geogrid Length (ft)
0 4" Drain Pipe to Dayli
6L=12 FT
6L=12 FT
Irrrirl.. ri�lrrlri��rii��\
r.irMIMI
iIMIIrrlYlrrlYl..lY{ .\
rr rrrmArrrrrr�m
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rrr�r��a
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Leveling6"' Thick Stan
'..
lmommmm Imrrrrrrrr�rrrrrrrrrrrrMEN
1 320 330 3AA
TOC = 388.33
TOW = 388.00
TOC = 388.33
TOW = 388.00
9
6L=12 FT
6L=12 FT
TOC = 389.00
TOW = 388.67
360
I
I
Y]
BOW = = 381.1.33
6" Thick Stone
Proposed Grade at Bottom of WallJ LevelingPad
V BOW = 380.00 (Low Point)
Drain Pipe to Daylight - 40 FT O.C. (Typical)
380 390 400 410 420 430 440 450 460 470 480
Station (ft) I
GL = 12 FT I
q = 2,500 psf
Use Granular Soil (ML or More Granular Soil)
in Reinforced Fill Zone
RETAINING WALL E
Sta. 240 to Sta. 480
Viewed From Front Face of Wall
= Design Soil Bearing Pressure (r
or-vvnniu - DIVGM> ♦v Q 1.
"o"p TH OF, Albemarle County, Virginia
CIRCEO GEOTECH
Circeo
5956 Buckland Mill Road
3 GEngin Engineering,
Roanoke, Virginia 24019
'HAEL R. CIRCEO j _ Engineering, P.C. 9
Lic. No. 021245FAMM Phone: (540) 366-2379
Scale: H: 1"= loft.
S G V: 1"= 10 ft. Project No. RW-2727
101VA}L �� Date: 08/31/22
N
Revision: 09/02/22 Sheet 19 of 26
WALL E 400 Max. 3H:1V Backslope
398 Wall D Above
396 TOC = 389.00 TOC = 389.00
394 TOW = 388.67
TOW = 388.67
0 392
ao
14- 6L=9FT
390 Lu
o + 01
V% 388 6L=12 FT 6L=10.5 IF 6L=10.5 FT
U O 386 II 6L=10.5 FT
6L=12 FT 6L=10.5 FT 6L=10.5 FT 6L=10.5 FT I -a }
Lu o 384 t to
> 6L=12 FT 6L=10.5 FT ' , GL=10.5
c lU 382 GL=12FT
....................
380 1
BOW = 386.67
} 378 I 6" Thick Ste 1 1
376 i BOW = 382.00 Leveling Pad onProposed Grade at Bottom of Wall BOW = 382.00
374 BOW = 381.33 1 I 1
372 1 Drain Pipe to Daylight - 40 FT O.C. (Typical) 1
370
480 490 498510 520 530 540 550 560 570 580 590 I-" I609
1 i Station (ft) I I ��I'
1 GL=12FT I GL=10.5FT 1 GL=9FT I
9 = 2,500 psf 1 9 = 2,250 psf 1 9 = 2~,000 psf
LEGEND Brookhill - Blocks 16 & 17
Use Granular Soil (ML or More Granular Soil) tipLTH O Albemarle County, Virginia
® Cap Unit (4" Height) in Reinforced Fill Zone 0��� F CIRCEO GEOTECH
0 Anchor Diamond Pro Units (8" Height x 18" Width) Pc Circeo 5956 Buckland Mill Road
= Geotechnical
Leveling Pad (Min. 6" Thick x 24" Wide Crushed Stone) 0 w Engineering, P.C. Roanoke, Virginia 24019
TOC Top of Cap Unit RETAINING WALL E U MICHAEL R. CIRCEO j Phone: (540) 366-2379
TOW Top of Wall (Excluding Cap Unit) a Lic. No. 021245
609 480 to Sta. m w
BOW Bottom of Wall (Including Embedment) Sta. H: 1"= 10 ft.
eo Stra+acrid SGV60 Viewed From Front Face of Wall c<'s G�� Scale: V: 1"= 10 f+. Project No. RW-2727
80 StratoGrid SGV80 S701VAL 8N Date: 08/31/22
GL Geogrid Length (ft) 0 4" Drain Pipe to Daylight q = Design Soil Bearing Pressure (psf) 0 Revision: 09/02/22 Sheet 20 of 26
Max. Backslope
390
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240 250 260 270 280 290 300 310 320 330 340 348 355
I I GL=15FT
I Station (ft)
I 6L = 18 FT Ir—� q - 3,000 psso
q = 3,500 psf I
LEGEND I Use Granular Soil (ML or More Granular Soil) I "o"A TH 0" Albemarle County, Virginia
® Cap Unit (4" Height) in Reinforced Fill Zone O� CIRCEO GEOTECH
0 Anchor Diamond Pro Units (8" Height x 18" Width) C = Circeo 5956 Buckland Mill Road
— Geotechnical
Leveling Pad (Min. 6" Thick x 24" Wide Crushed Stone) O ICHAEL R. CIRCEO> 3 Engineering, P.C. Roanoke, Virginia 24019
roc Top of Cap Unit RETAINING WALL F Lic. No. 021245 FAMM Phone: (540) 366-2379
TOW Top of Wall (Excluding Cap Unit) n / =
BOW Bottom of Wall (Including Embedment) Sta. 240 to Sta. 355 O,p 4/� H: 1"= loft.
Scale:
Viewed From Front Face of Wall �sS G� V: 1"= 10 ft. Project No. RW-2727
80 StrataGrid SGU80 GL Geogrid Length (ft) ,ON'4 0 Date: 08/31/22
100 — ' StratoGrid SGU100 0 4" Drain Pipe to Daylight q = Design Soil Bearing Pressure (psf) Revision: 09/02/22 Sheet 22 of 26
WALL G
Max. 3H:1V Backslope
384
Wall D, Wall E and Wall F Above
382
42 Tall Lockable Gate
42" Tall Lockable Gate —
380
TOC = 373.00-ft—TOC
= 373.00
378
TOW
TOW = 372.67
O
376
= 372.1
go
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374
6L=21 FT71v
rl
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O 370
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- 370.67 6L'2l FT I
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I
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362
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'a
360
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LU
358
-
Leveling Pad Proposed
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I
I
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356
BOW = 364.67 (Low Point) Drain Pipe to Daylight - 40 FT O.C. (Typical)
BOW = 364.67 (Low Point)
354
0 10 20 30 F337 40 50 60 70 80
90 100
110
120 129 138
1
1
1
1
Station (ft)
1 I
1
1
GL = 21 FT No as
4,000
GL = 24 FT
1 GL = 21 FT
= 4,000
1
q = psf
q = 4,500 psf
q psf
LEGEND
Brookhill - Blocks 16 & 17
Use Granular Soil (ML or More Granular Soil)
in Reinforced Fill Zone
tip1.TFt O
p�i
��l` PC
Albemarle County, Virginia
® Cap Unit (4" Height)
0 Anchor Diamond Pro Units (8" Height x 18" Width)
Circeo
= Geotechnical
CIRCEO GEOTECH
5956 Buckland Mill Road
Leveling Pad (Min. 6" Thick x 24" Wide Crushed Stone)
RETAINING WALL G
ICHAEL R. CIRCEO
twEngineering,
P.C.
Roanoke, Virginia 24019
roc
Top of Cap Unit
Lic. No. 0>
21245
Phone: (540) 366-2379
TOW Top of Wall (Excluding Cap Unit)
BOW Bottom of Wall (Including Embedment)
Sta. 0 to Sta. 138
�
1 w
0� ��^��
H:
1"= loft.
Scale:
V:
1"= 10 ft.
Viewed From Front Face of Wall
s G
S101VA
Project No. RW-2727
Date:
08/31/22
GL Geogrid Length (ft)
V-
—
100 StratoGrid SGU100 0 4" Drain Pipe to Daylight
q = Design Soil Bearing Pressure (psf)
Revision:
09/02/22
Sheet 23 of 26
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Scale: 1" = 30 FT
ENLARGED SITE PLAN
0 15 30
Brookhill -Blocks 16 & 17
Anchor Diamond Pro Segmental Retaining Wall H1 & Wall H2 ���EOF Albemarle Coun , Vir inia
�.0 ? CIRCEO GEOTECH
Brookhill - Blocks 16 & 17 C C� Circeo 5956 Buckland Mill Road
Geotechnical
Albemarle County, g Vir inia U ICHAEL R. CIRCEO j _s Engineering, P.C. Roanoke, Virginia 24019
Lic. No. 021245 Phone: (540) 366-2379
Site Plan Adapted From the Grading &Drainage Plan, Sheet No. 13, ?�� /j/n /Z� �� ' -
Dated February 5, 2021 (Rev. 3 - 4/11/22), Prepared by Collins Engineering. �s6 C-y/ G�2 Scale: 1 30 FT Project No. RW-2727
Site Plan For Illustrative Purpose. Approx. Scale: 1" = 30 FT "O/YAL V, Date: 08/31/22
6A Revision: 09/02/22 1 Sheet 24 of 26
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Proposed •.
BOW 422.00
IMiiiiiaiiiiiilaii ► . ' .- . 1.
WL
120 130 140 150
Station (ft)
I
1� GL=6FT
I q = 1,000 psf
LEGEND
®
Cap Unit (4" Height)
Anchor Diamond Pro Units (8" Height x 18" Width)
Leveling Pad (Min. 6" Thick x 24" Wide Crushed Stone)
TOC
Top of Cap Unit
TOW
Top of Wall (Excluding Cap Unit)
BOW
Bottom of Wall (Including Embedment)
60
StratoGrid SGV60
80
StratoGrid SGV80
GL
Geogrid Length (ft) 0 4" Drain Pipe to Dayl
TOC = 424.33
TOW = 424.00
N
N
- .a
3 }
C
W
BOW = 422.00
at Bottom of Wall
40 FT O.C. (Typical)
162
I
Use Granular Soil (ML or More Granular Soil)
in Reinforced Fill Zone
RETAINING WALL H2
Sta. ') to Sta. 16'
Viewed From Front Face of Wall
q = Design Soil Bearing Pressure (psf
H
)HAEL R. CIRCEO j
Lic. No. 021245
G�
y�ONAL E�
Brookhill - Blocks 16 & 17
Albemarle County. Virginia
Circeo
Geotechnical
_3 Engineering, P.C.
Scale: H: 1"= 10 ft.
V: 1"= 10 ft.
5956 Buckland Mill Road
Roanoke, Virginia 24019
Phone:(540) 366-2379
Project No. I RW-2727