HomeMy WebLinkAboutWPO201500058 Plan - Stormwater 2016-06-10RIVANNA WATER & SEWER A
CHARLOTTESVILLE, VIRGINIA
PROPOSED SITE MODIFICATIONS
1. CONSTRUCTION OF NEW ODOR CONTROL FACILITY
2. CONSTRUCTION ,OF NEW GRIT REMOVAL FACILITY (ON TOP OF EXISTING
STRUCTURE)
3. CONSTRUCTION OF 2 CANOPIES ON EXISTING ODOR CONTROL FACILITY
4. CONSTRUCTION TO PROVIDE COVERS ON EXISTING PRIMARY
CLARIFIERS
5. INSTALLATION OF FOIL ODOR PIPING
6. STORMWATER IMPROVEMENTS AT THE MCWWTP
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NLTH
M THEW DAYID
Lic. N o.52454
�ssIaNA
L
AI PROVEID
by the Nbemarle County
Community Development Department
Date it3 - -SuN� zof(o
File
0
DESIGNED BTE
CONFORMED DRAWING APRIL 2016 BYP DRAWN BTE
CHECKED Ll
PROJ.ENGR. B YP
ISSUED FOR BID FEB 2016 BYP
ISSUED FOR DATE BY d APPROVED
CONFORMED
DRAWING
THIS DOCUMENT o BRIAN YANCEY
ORIGINALLY ISSUED PORTER
FOR CONSTRUCTION a
AND SEALED BY Lie. No.041975MATTHW
DAMD
BUSL,UC. N0.
52454. L E
MITIGATION PLANTING SCHEDULE: (SEE SHEET C111
TYPE
BOTANICAL NAME
COMMON NAME
SIZE
NUMBER
CANOPY TREE
ACER RUBRUM
RED MAPLE
1j" - 2" CALIPER
2
11
ASIMINA TRILOBA
PAW PAW
1j" - 2" CALIPER
1
FLARED END SECTION
FRAXINUS AMERICANA
WHITE ASH
14" - 2" CALIPER
1
QUERCUS PALUSTRIS
WILLOW OAK
11" - 2" CALIPER
1
JUGLANS NIGRA
BLACK WALNUT
1j" - 2" CALIPER
1
UNDERSTORY TREE
PRUNUS AMERICANA
AMERICAN WILD PLUM"
- 1 CALIPER
2
CERCIS CANADENSIS
EASTERN REDBUD"
- 1" CALIPER
2
MAGNOLIA VIRGINIANA
SWEETBAY MAGNOLIA"
- 1j" CALIPER
2
SMALL SHRUB
CORYLUS AMERICANA
AMERICAN FILBERT
15" - 18"
2
HYDRANGEA ARBORESCENS
WILD HYDRANGEA
15" - 18"
2
KALMIA LATIFOLIA
MOUNTAIN LAUREL
15" - 18"
2
NEW EXISTING
- BUILDING/STRUCTURE
BITUMINOUS PAVEMENT
CONCRETE CURB
AND GUTTER
y' • • , .. a �� GRAVEL ROAD
S
JAIz ' 3535 VADNAIS CENTER DR
ST PAUL, AIN 55110
:. PHONE 651.490.2000
FAX 651.490.2150
WATTS 800.325.2055
www sehi l a com
GENERAL LEGEND
NEW EXISTING
-x-x x- -•-Xx x-- FENCE
(RESET/NEW)
�TiTITf- CONCRETE SIDEWALK
300 f,� X00~� +WY CONTOUR
302.00 30X2.00 SPOT ELEVATION
Yw
CONCRETE PAD/PAVING
MILL & ASPHALT
OVERLAY
PROPERTY LINE
SILT FENCE
LIMITS OF DISTURBANCE
GENERAL CONSTRUCTION NOTES FOR EROSION AND SEDIMENT CONTROL PLANS
1. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE PRE -CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND
DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO THE FINAL INSPECTION.
2. A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE SITE AT ALL TIMES.
3. PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, OFF-SITE BORROW OR WASTE
AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN APPROVING AUTHORITY.
4. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO, OR AS THE FIRST STEP IN, CLEARING.
5. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA
EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS 9VAC25-840 EROSION AND SEDIMENT CONTROL REGULATIONS.
6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS
DETERMINED BY THE PLAN APPROVING AUTHORITY.
7. ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT
UNTIL FINAL STABILIZATION IS ACHIEVED.
8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED FILTERING DEVICE.
9. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR
CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY.
10. ALL FILL MATERIAL MUST BE TAKEN FROM AN APPROVED, DESIGNATED BORROW AREA, INCLUDING ANY OFFSITE BORROW AREAS SEPARATE FROM THE CONSTRUCTION SITE.
11. ALL WASTE MATERIALS SHALL BE TAKEN TO AN APPROVED WASTE AREA. EARTH FILL SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, STUMPS, WOOD, RUBBISH, AND
OTHER DEBRIS. ALL INERT MATERIALS SHALL BE TRANSPORTED IN COMPLIANCE WITH SECTION 13-301 OF THE CODE OF ALBEMARLE.
12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER ZONING ORDINANCE SECTION 5.1.28.
13. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT SHALL BE LIMITED TO THE HOURS OF 7:OOAM TO 9:OOPM.
14. BORROW, FILL OR WASTE ACTIVITY SHALL BE CONDUCTED IN A SAFE MANNER THAN MAINTAINS LATERAL SUPPORT, OR ORDER TO MINIMIZE ANY HAZARD TO PERSONS, "
PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS, AND DAMAGE TO ANY PUBLIC STREET BECAUSE 0 SLIDES, SINKING, OR COLLAPSE.
15. THE DEVELOPER SHALL RESERVE THE RIGHT TO INSTALL, MAINTAIN, REMOVE OR CONVERT ALL EROSION CONTROL MEASURES REQUIRED BY THIS PLAN TO PERMANENT
STORMWATER MANAGEMENT FACILITIES WHERE APPLICABLE REGARDLESS OF THE SALE OF ANY LOT, UNIT, BUILDING OR OTHER PORTION OF THE PROPERTY.
16. TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS TO BE AT 75 LBS/ACRE, AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY TO
CONSIST A 50/50 MIX OF ANNUAL RYEGRASS AND CEREAL WINTER RYE, OR IN MARCH AND APRIL TO CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST
OF GERMAN MILLET. STRAW MULCH IS TO BE APPLIED AT 80LBS/100SF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR.
17. PERMANENT STABILIZATION SHALL BE LIME AND FERTILIZER, PERMANENT SEEDING, AND MULCH. AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90LBS/1000SF,
INCORPORATED INTO THE TOP 4-6 INCHES OF SOIL. FERTILIZER SHALL BE APPLIED AT 1000LBS/ACRE AND CONSIST OF A 10-20-10 NUTRIENT MIX. PERMANENT SEEDING
SHALL BE APPLIED AT 180LBS/ACRE AND CONSIST OF 95% KENTUCKY 31 OR TALL FESCUE AND 0-5% PERENNIAL RYEGRASS OR KENTUCKY BLUEGRASS. STRAW MULCH IS
TO BE APPLIED AT 80LBS/100SF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR,
18. MAINTENANCE: ALL "MEASURES ARE TO BE INSPECTED WEEKLY AND AFTER EACH RAINFALL. ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES IS TO BE REPAIR
IMMEDIATELY. SILT TRAPS ARE TO BE CLEANED WHEN 50% OF THE WET STORAGE VOLUME IS FILLED WITH SEDIMENT. ALL SEEDED AREAS ARE TO BE RESEEDED WHEN
NECESSARY TO ACHIEVE A GOOD STAND OF GRASS. SILT FENCE AND DIVERSION DYKES WHICH ARE COLLECTING SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED AND
REPAIRED IMMEDIATELY.
19. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE REMOVED WITHIN 30 DAYS OF FINAL SITE STABILIZATION, WHEN MEASURES ARE NO LONGER
NEEDED, SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR.
GENERAL CONSTRUCTION NOTES FOR STORMWATER MANAGEMENT PLANS
1. ALL DAMS AND CONSTRUCTED FILL TO BE WITHIN 95% OF MAXIMUM 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; CONVERSION IS NOT TO TAKE PLACE
UNTIL THE SITE IS STABILIZED, AND PERMISSION HAS BEEN OBTAINED FROM THE COUNTY EROSION CONTROL INSPECTOR.
GENERAL CONSTRUCTION NOTES
1. PRIOR TO ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT-OF-WAY, INCLUDING CONNECTION TO ANY EXISTING ROAD, A PERMIT SHALL BE OBTAINED FROM THE
VIRGINIA DEPARTMENT OF TRANSPORTATION (VDOT). THIS PLAN AS DRAWN MAY NOT ACCURATELY REFLECT THE REQUIREMENTS OF THE PERMIT. WHERE ANY DISCREPANCIES
OCCUR THE REQUIREMENTS OF THE PERMIT SHALL GOVERN.
2. ALL MATERIALS AND CONSTRUCTION METHODS SHALL CONFORM TO CURRENT SPECIFICATIONS AND STANDARDS OF VDOT UNLESS OTHERWISE NOTED.
3. EROSION AND SILTATION CONTROL MEASURES SHALL BE PROVIDED IN ACCORDANCE WITH THE APPROVED EROSION CONTROL PLAN AND SHALL BE INSTALLED PRIOR TO ANY
CLEARING, GRADING OR OTHER CONSTRUCTION,
4. ALL SLOPES AND DISTURBED AREAS ARE TO BE FERTILIZED, SEEDED AND MULCHED.
5. THE MAXIMUM ALLOWABLE SLOPE IS 2:1 (HORIZONTAL: VERTICAL). WHERE REASONABLY OBTAINABLE, LESSER SLOPES OF 3:1 OR BETTER ARE TO BE ACHIEVED.
6. PAVED, RIP -RAP OR STABILIZATION MAT LINED DITCH MAY BE REQUIRED WHEN IN THE OPINION OF THE COUNTY ENGINEER, OR DESIGNEE, IT IS DEEMED NECESSARY IN
ORDER TO STABILIZE A DRAINAGE CHANNEL.
7. ALL TRAFFIC CONTROL SIGNS SHALL CONFORM WITH THE VIRGINIA MANUAL FOR UNIFORM TRAFFIC CONTROL DEVICES,
8. UNLESS OTHERWISE NOTED ALL CONCRETE PIPE SHALL BE REINFORCED CONCRETE PIPE -CLASS III.
9. ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITH OSHA STANDARDS FOR THE CONSTRUCTION INDUSTRY (29 CFR PART 1926)
NEW
EXISTING
APPROXIMATE WOODLINE
TS TEMPORARY SEEDING
-- �---�
YARD PIPING
10
DC DUST CONTROL
MANHOLE
11
•
YARD INLET
13 ®
FLARED END SECTION
(F.E.S.)
a
- --�- -�
STORM DRAIN LINE
RIVANNA WATER & SEWER AUTHORITY
CHARLOTTESVILLE, VIRGINIA
MOORES CREEK ADVANCED WATER RESOURCE
RECOVERY FACILITY
ODOR CONTROL IMPROVEMENTS
EROSION AND SEDIMENT CONTROL
SYMBOLS AND LEGEND
SF SILT FENCE
TPF TREE PROTECTION FENCE
® IP INLET PROTECTION
O B/M TEMPORARY SLOPE MATTING
LIMITS OF DISTURBANCE
SITE WORK
CIVIL
Lk
CE CONSTRUCTION ENTRANCE
TS TEMPORARY SEEDING
P5 PERMANENT SEEDING
DC DUST CONTROL
GENERAL EROSION AND SEDIMENT CONTROL
NOTES AND LEGEND
CONFORMED DRAWING
THE SCALE BAR DATE FEBRUARY 2016
SHOWN BELOW H & SJOB 32309-006
MEASURES ONE NUMBER
INCH LONG ON CONTRACT DRAWING
THE ORIGINAL NUMBER NUMBER
DRAWING.
FILTERRA SCHEDULE
NUMBER
TYPE
SIZE
UNDERDRAIN
INVERT OUT
1
FT0606
6' X 6'
340.00
2
FT0606
6' X 6'
361.54
DESIGNED BTE CONFORMED AL
6 CONFORMED DRAWING APRIL 2016 BYP DRAWN BTE �uMN RI YANCEY
THIS ENT
CHECKED ORIGINALLY ISSUED PORTER
BYP FOR CONSTRUCTION Lic. No 041975
PROJ.ENGR. AND SEALED BY W,
MATTHEW DAVID
1 ISSUED FOR BID FEB 2016 BYP BUSWELL, UC. N0. o�'��,� %� (����
NO. ISSUED FOR DATE BY APPROVED 52454. ANAL F'
STANDARD 9T NOSING PRECAST
(OTHER NOSING AVAILABLE TOP SLAB
UPON REQUEST) _
4"-6" CLEAR
THROATqr<
OPENING -.
a
° � a
cf
G
' THROAT PROTECTION DEVICE
DO NOT REMOVE - LEAVE IN
fi PLACE UNTIL SITE IS STABILIZED
AND FILTERRA IS ACTIVATED
CAST -IN PLACE GUTTER
a
AND THROAT OPENING
(BY CONTRACTOR PER
LOCAL STANDARDS) #4 DOWEL BARS Q 12" 0 C. BY
CONTECH TO BE SENT AS
z NECESSARY BY CONTRACTOR
PRIOR TO INSTALLATION OF
" PRECAST VAULT WALL ® G G' CAST -IN-PLACE GUT€'ER
v
SECTION VIEW
STANDARD THROAT OPENING
PRECAST PRECAST THROAT
TOP SLAB TYP THROAT TOP SLABOPENING
OPENING /� TYP
TYP
CURB
4" MIN. 4 , • " e f 4" b1IN. 4" P 91N.
OPENING =. OPENING OPENiEaG
e:
_._-- CAST -IN-PLACE
FLUME AND GUTTER
PRECAST DOWEL PRECAST DOWEL (SLOPED TOWARD
VAULT WALL CAST4N-PLACE VAULT WALL THROAT)
FLUME AND GUTTER
(CROWNED AND SLOPED
TOWARD FILTERRA THROATS)
CROWNED FLUME REVERSE FLUME -SLOPED
TOWARDS FILTERRA THROAT
SECTION VIEWS OF TYPICAL FLUME APPLICATIONS Witten
ABOVE FOR DETAILS NOT SHOWN
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L(,,X_ •
ENGINEERED SOLUTIONS LLC FILTERRA THROAT OPENING DETAILS
www.Contechrs.com
5025 centre Pdrie Dr., suite 400. t,4'eat Chaster, OH 45069
S%€}•.ad8-1122 613-6455-7000 513.645-7U93FAX DATE'4:AQ4)16 I FILENAME: FILTERRA THROAT OPEN!NGDTL DRAYM:SCK CHECKED:
3535 VADNAIS CENTER DR
ST PAUL, UN 55110
PHONE: 651.490.2000
FAX 651.490.2150
WA T7&- 500.325.2055
SEH_ wmsehinc. coin
Y
HAZEN AND SAWYER
4011 WESTCHASIE BLVD, SUITE 500
RALEIGH, NORTH CAROLINA 27607
CERTIFICATE OF AUTHORIZATION NUMBER: 2771
4,
FILTERRA PRECAST
VAULT WALL
(BY CONTECH)
F OW
I
I
SDR 35 PVC OUTFALL PIPE AT
MIN, 0.5% SLOPE TO OUTFALL /-
(BY OTHERS)
FILTERRA PRECAST VAULT BASE
(BY OONTECH)
i
CV419 MIN
ENGINEERED SOLUTIONS LLC
W W W.ContechES.Com
A02:r Centre Peintn hr , Sw18 400 West Chester. OH 45 65
E00-=.1122 513646 7000 513 645.7993 FM
SDR 35 PVC COUPLING CAST
INTO PRECAST VAULT WALL
(BY CONTECH)
FILTERRA FLOWKIT
UNDERDRAIN SYSTEM
(BY CONTECH)
Q O G 0 0 O_�
{} 0 0 0 0 0 0
41 0 +a 0 0 0 0
/3
SECTION VIEW
SCALE 1 Y" = 1'-0"
(THROUGH PRECAST VAULT WALL
AT OUTFALL PIPE CONNECTION)
0 flttefa
FILTERRA OUTFALL PIPE CONNECTION
TO PRECAST VAULT WALL
DETAIL
LE NAA1E: FILTERRA OUTFALL PIPE CONNECT ON DTL DRAWN SCK I CHECKED: 77
SECTION A -A
SHORT SIDE INLET CONFIGURATION
GALVANIZED ANGLE NOSING
LENGTH
LENGTH
WIDTH
TREE GRATE
QTY & SIZE
Ii
FT0406
4 x G
Ar
------------------- r.
A
4" SDR 35
FT0408
4 x 8
8'-0"
4'-0"
(1) 3' x 3'
e SDR 35
FT0412
4 x 12
Jul
41-0"
(2) T x 3`
CLEAN OUT
FT0608
6 x 8
COUPLING
(1) 4'x 4'
4" SDR 38
FT0610
6.10
10'-0"
G-0"
(1) 4'X 4'
L_ ---"-------------- l-�
INLET
6 x 12
TREE GRATE
6'0
CURB
6" SDR 35
PLAN VIEW
7 x 13
13`-0"
PLANT
f �„s
(2) 4'X 4'
8" SDR 35
Y"
CLEAN OUT
k TREE FRAME
AND GRATE
TOP SLAB
ROCK LAYER
CURBAND GUTTER
STREET
>
z
(
DOWEL BARS
J
777
MULCH
ROCK LAYER
UNDERDRAIN
FILTERRA MEDIA
SECTION A -A
SDR 35 COUPLING CAST
INTO PRECAST VAUILT
WALL (OUTLETP:€PE PLAN VIEW
LOCATION VARIES)
CLEAN OUT FRAME AND
COVER CAST INTO TOP SLAB
TREE FRAME AND GRATE
CAST INTO TOP SLAB
TOP SLAB
a
p, INTERLOCKING
JOINT (TYP) y z,
v "z
41
h " .
b Rr {
ROCK LAYER
PROVIDED BY CONTECH
FILTERRA MEDIA
PROVIDED BY CONTECH
SECTION A -A
PLANTAS AS SUPPL IED BY CONTECH
(NOT SHOWN FOR CLARITY)
Fllterra Standard Plan Notes fi [te rra
Construction & Installation
A. Each unit shall be constructed at the locations and elevations according to the sizes
shown on the approved drawings. Any modifications to the elevation or location shall
be at the direction of and approved by the Engineer.
B. If the Filterra� is stored before installation, the top slab must be placed on the box
using the 2x4 wood ,provided, to prevent any contamination from the site. All internal
fittings supplied (if any), must be left in place as per the delivery.
C. The unit shall be placed on a compacted sub -grade with a minimum 6 -'inch gravel base
matching the final grade of the curb line in the area of the unit. The unit is to be
placed such that the unit and top slab match the grade of the curb in the area of the
unit. Compact undisturbed sub -grade materials to 95% of maximum density at +I-
2% of optimum moisture. Unsuitable material below sub -grade shall be replaced to
the site engineer's approval.
D. Outlet connections shall be aligned and sealed to meet the approved drawings withr
modifications necessary to meet site conditions and local regulations.
E, Once the unit is set, the internal wooden forms and protective mesh cover must" be left
intact. Remove only the temporary wooden shipping blocks between the box and top
slab. The top lid should be sealed onto the box section before backfilling, using a non -
shrink grout, butyl rubber or similar waterproof seal. The boards on top of the lid and
boards sealed in the unit's throat must NOT be removed. The Supplier (Arnericast or
its authorized dealer) will remove these sections at the time of activation. Backfilling
should be performed in a careful manner, bringing the appropriate fill material up in
6" lifts on all sides. Precast sections shall be set in a manner that will result in a
watertight joint. In all instances, installation of Filterra'` unit shall conform to ASTM
specification 0891 "Standard .Practice for Installation of Underground Precast Utility
Structures", unless directed otherwise in contract documents.
F. Curb and gutter construction (where present) shall ensure that the flow -line of the
Filterra"� units is at a greater elevation than the flow -line of the bypass structure or
relief (drop inlet, curb cut or similar). Failure to comply with this guideline may cause
failure and/or damage to the Filterra"" environmental device.
G. Each Filterral unit must receive adequate irrigation to ensure survival of the living
system during periods of drier weather. This may be achieved through a piped system,
gutter flow or through the tree grate.
07.107.06 www.filterra.com
INLET SHAPNG
(NOT BY CONTECH)
A
CLEAN OUT
TREE GRATE
INLET
CURB
(NOT BY CONTECH)
r ----'---------------
i €
t I
A i _ A
COUPLING
CLEAN OUT
i € INLET
i
TREE GRATE i €
---------- --------
ENERGY DISSIPATION ROCKS
SHORT SIDE INLET CONFIGURATION
GALVANIZED ANGLE NOSING
DESIGNATION SIZE
LENGTH
WIDTH
TREE GRATE
QTY & SIZE
OUTLET
PIPE
FT0406
4 x G
6'-0"
N-0"
(1) T x 3`
4" SDR 35
FT0408
4 x 8
8'-0"
4'-0"
(1) 3' x 3'
e SDR 35
FT0412
4 x 12
I2'-0"
41-0"
(2) T x 3`
4" SDR 35
FT0608
6 x 8
8'-0"
60
(1) 4'x 4'
4" SDR 38
FT0610
6.10
10'-0"
G-0"
(1) 4'X 4'
6" SDR 35
FT0612
6 x 12
12'-0"
6'0
(2) 4'x 4'
6" SDR 35
FT0713
7 x 13
13`-0"
7'-0"
(2) 4'X 4'
8" SDR 35
SDR 35 COUPLING CAST
INTO PRECAST VAUILT
WALL (OUTLETP:€PE PLAN VIEW
LOCATION VARIES)
CLEAN OUT FRAME AND
COVER CAST INTO TOP SLAB
TREE FRAME AND GRATE
CAST INTO TOP SLAB
TOP SLAB
a
p, INTERLOCKING
JOINT (TYP) y z,
v "z
41
h " .
b Rr {
ROCK LAYER
PROVIDED BY CONTECH
FILTERRA MEDIA
PROVIDED BY CONTECH
SECTION A -A
PLANTAS AS SUPPL IED BY CONTECH
(NOT SHOWN FOR CLARITY)
Fllterra Standard Plan Notes fi [te rra
Construction & Installation
A. Each unit shall be constructed at the locations and elevations according to the sizes
shown on the approved drawings. Any modifications to the elevation or location shall
be at the direction of and approved by the Engineer.
B. If the Filterra� is stored before installation, the top slab must be placed on the box
using the 2x4 wood ,provided, to prevent any contamination from the site. All internal
fittings supplied (if any), must be left in place as per the delivery.
C. The unit shall be placed on a compacted sub -grade with a minimum 6 -'inch gravel base
matching the final grade of the curb line in the area of the unit. The unit is to be
placed such that the unit and top slab match the grade of the curb in the area of the
unit. Compact undisturbed sub -grade materials to 95% of maximum density at +I-
2% of optimum moisture. Unsuitable material below sub -grade shall be replaced to
the site engineer's approval.
D. Outlet connections shall be aligned and sealed to meet the approved drawings withr
modifications necessary to meet site conditions and local regulations.
E, Once the unit is set, the internal wooden forms and protective mesh cover must" be left
intact. Remove only the temporary wooden shipping blocks between the box and top
slab. The top lid should be sealed onto the box section before backfilling, using a non -
shrink grout, butyl rubber or similar waterproof seal. The boards on top of the lid and
boards sealed in the unit's throat must NOT be removed. The Supplier (Arnericast or
its authorized dealer) will remove these sections at the time of activation. Backfilling
should be performed in a careful manner, bringing the appropriate fill material up in
6" lifts on all sides. Precast sections shall be set in a manner that will result in a
watertight joint. In all instances, installation of Filterra'` unit shall conform to ASTM
specification 0891 "Standard .Practice for Installation of Underground Precast Utility
Structures", unless directed otherwise in contract documents.
F. Curb and gutter construction (where present) shall ensure that the flow -line of the
Filterra"� units is at a greater elevation than the flow -line of the bypass structure or
relief (drop inlet, curb cut or similar). Failure to comply with this guideline may cause
failure and/or damage to the Filterra"" environmental device.
G. Each Filterral unit must receive adequate irrigation to ensure survival of the living
system during periods of drier weather. This may be achieved through a piped system,
gutter flow or through the tree grate.
07.107.06 www.filterra.com
INLET SHAPNG
(NOT BY CONTECH)
A
CLEAN OUT
TREE GRATE
INLET
CURB
(NOT BY CONTECH)
r ----'---------------
i €
t I
A i _ A
COUPLING
CLEAN OUT
i € INLET
i
TREE GRATE i €
---------- --------
ENERGY DISSIPATION ROCKS
CLEAN OUT
GALVANIZED ANGLE NOSING
TOP SLAB
CURB AND GUTTER
WIDTH
(NOT BY CONTECH)
}
...... - .... ...
1
STREET
4'-0"
DOWEL BARS
?
a@ IT O.C.
a
^ MULCH PROVIDED
4'-0"
BYCONTECH
i
UNDERDRAIN FLOWKIT
ROCK LAYER
BY CONTECH
FILTERRA MEDIA
" DIMENSION MAY VARY t Y,' DEPENDING
ON PRECASTER BUILD CONFIGURATION.
filterid
RIVANNA WATE +R & SEWER AUTHORITY
CHARLOTTESVILLE, VIRGINIA
MOORES CREEK ADVANCED WATER RESOURCE
RECOVERY FACILITY
ODOR CONTROL IMPROVEMENTS
CURB
PLAN VIEW
E%r r
LONG SIDE INLET CONFIGURATION
DESIGNATION SIZE LENGTH WIDTH TREE GRATE
QTY & SIZE
DESIGNATION SIZE
LENGTH
WIDTH
TREE: GRATE
QTY & SIZE
OUTLET
PIPE
FT0604
6 x 4
6'-0"
4'-0"
(1) T x T
4" SDR 35
FT0804
8 x 4
8'-0"
4'-0"
(1) 3' x 3'
4" SDR 35
FT0806
8 x G
81-G"
61•0"
(1) 4'x 4'
4" SDR 35
FT1006
1Ux6
10'-0"
61-0"
(1)4'x4'
6"SDR 35
FT1204
12 x 4
12'-D"
4'-0"
(2) Y x3'
4" SDR 35
FT1206
12 x 6
12'-0"
V-0"
(2) 4'x 4' J
6" SDR 35
FT1307
13x?
I 13'-0"
7'-0"
(2) 4'X 4` 1
6" SDR 35
" DIMENSION MAY VARY t Y,' DEPENDING
ON PRECASTER BUILD CONFIGURATION.
filterid
RIVANNA WATE +R & SEWER AUTHORITY
CHARLOTTESVILLE, VIRGINIA
MOORES CREEK ADVANCED WATER RESOURCE
RECOVERY FACILITY
ODOR CONTROL IMPROVEMENTS
CURB
PLAN VIEW
E%r r
TREE FRAME AND GRATE
DESIGNATION SIZE LENGTH WIDTH TREE GRATE
QTY & SIZE
ROCK LAYER
`
i w CURB AND GUTTER
'
4"SDR 35
"T:d `— STREET
DOWEL BARS
1
MULCH
UNDERORAIN
SECTION A -A
STANDARD INLET CONFIGURATION
DESIGNATION SIZE LENGTH WIDTH TREE GRATE
QTY & SIZE
OUTLET
PIPE
FT0404 4 x 4 4'A° 4'-0" (1) Y x 3'
4" SDR 35
FT0606 6x6 6'-0" 6-0' (1)3'x3'
4"SDR 35
SITE WORK
CIVIL
FILTERRA DETAIL PLAN
CONFORMED DRAWING
THE SCALE BAR DATE FEBRUARY 2016
SHOWN BELOW H & S JOB 3230-006
MEASURES ONE NUMBER
INCH LONG ON CONTRACT I DRAWING
THE ORIGINAL NUMBER NUMBER
DRAWING.
MEM
m
CONSTRUCTION OF A SILT FENCE sF
(WITHOUT WIRE SUPPORT)
1. SET THE STAKES. 2. EXCAVATE A 4"x4" TRENCH
UPSLOPE ALONG THE LINE OF STAKES
�j 6'MAX
/�/\'/'
FLOW
.�\. 4A
3. STAPLE FILTER MATERIAL TO STAKES 4. BACKFILL AND COMPACT
AND EXTEND IT INTO THE TRENCH. THE EXCAVATED SOIL.
�Z\/
DESIGNED H & S
DRAWN H & S
CHECKED
PROJ.ENGR. H & S
CD CD CD
1�,,- r
GRADE
FLOW
ISSUED FOR BID NOV 2015 RLT
i
SHEET FLOW INSTALLATION
(PERSPECTIVE VIEW)
POINTS A SHOULD BE HIGHER THAN POINT B.
DRAINAGEWAY INSTALLATION
(FRONT ELEVATION)
0227000
INSTALLATION CRITERIA FOR
SOIL STABILIZATION BLANKET
2"
rLf1�J'
ANCHOR SLOT
NOTES
APPROXIMATELY 200 STAPLES REQUIRED
PER 100 SQ. YDS. OF MATERIAL ROLL.
ANCHOR SLOTS JUNCTION SLOTS &
CHECK SLOTS TO BE BURIED 6 TO 12".
12" MAX. 4:1 OR FLATTER
JUNCTION SLOT
6" MAX. STEEPER THAN 4:11
EDGE AND END JOINTS
CHECK SLOT* TO BE SNUGLY ABUTTED
I
(JUTE MESH WILL HAVE 1 I 1
TERMINAL FOLD STAPLEDLAP JOINTi�I
LIEU OF EDGE JOINT) '
— LAP JOINT 2" MIN. I I I I I 1
(JUTE MESH ONLY)
T� I I
51 MAX. 4:1 OR FLATTER
31 MAX. STEEPER THAN 4:1
� I
6" TO 12" I III I I 1
i I I 1 f l
1
*CHECK SLOT 1 I I I I
211
--vl 1 " TO 2"
TAMP I I
CHECK SLOT
FIRMLY �.
VAR. VAR.
_ 6" TO 12"
6" To 8" MIN. PLAN VIEW
- � STAPLING DIAGRAM
*CHECK SLOTS AT MIN.
STAPLE FORMED FROM NO.11 STEEL WIRE -50' C -C INTERVALS;
811 STAPLE MIN. LENGTH FOR SANDY SOIL.NOT REQ.'D WITH ALL
6" STAPLE MIN. LENGTH FOR OTHER SOIL.00MBINATION°BLANKETS
JUNCTION SLOT TAMP
2„ [FIRMLY s" To 12"
--12"
0227014
TERMINAL FOLD
a — r. TAMP FIRMLY
-4" I � 211
T
BLOCK AND GRAVEL DROP INLET iP
SEDIMENT FILTER
WIRE SCREEN
----------
G G * FILTE .
^"'^.RETE BLOCK
PERSPECTIVE VIEW
DROP INLET WITH GATE
SEDIMENT
ELEVATION
SPECIFIC APPLICATION
THIS METHOD OF INLET PROTECTION IS APPLICABLE WHERE HEAVY
FLOWS ARE EXPECTED AND WHERE AN OVERFLOW CAPACITY IS
NECESSARY TO PREVENT EXCESSIVE PONDING AROUND THE STRUCTURE.
* GRAVEL SHALL BE VDOT #3, #357 OR #5 COARSE AGGREGATE.
0227001
v L.—
EXISTING TREE
METAL "T " POST
OR WOODEN 2X4
BLOCK & GRAVEL CURB INLET IP
SEDIMENT FILTER
CURB INLET
JUS vUw C J L/(J
CONCRETE BLOCK
WIRE SCREEN --
PERSPECTIVE VIEW GRAVEL FILTER
RUNOFF WATER OVERFILOW FILTERED WATER
WITH SEDIMENT
/\\
SEDIMENT
WIRE SCREEN CURB INLET
2" x 4" WOOD STUD
ELEVATION
SPECIAL APPLICATION
THIS METHOD OF INLET PROTECTION IS APPLICABLE AT
CURB INLETS WHERE AN OVERFLOW CAPABILITY IS NECESSARY
TO PREVENT EXCESSIVE PONDING IN FRONT OF THE STRUCTURE.
* GRAVEL SHALL BE VDOT #3, #357 OR #5 COARSE AGGREGATE
0227002
FENCING FABRIC ORANGE MIRASAFE
4.2"
CDCDC-D
DESIGNED H & S
DRAWN H & S
CHECKED
PROJ.ENGR. H & S
CD CD CD
GRADE
ISSUED FOR BID NOV 2015 RLT
TC MIRAFI MIRASAFE OR AN APPROVED EQUAL. STAPLE TO
50% VE SUBMITTAL JUNE 2015 RLT
ISSUED FOR DATE BY
APPROVED
T
BLOCK AND GRAVEL DROP INLET iP
SEDIMENT FILTER
WIRE SCREEN
----------
G G * FILTE .
^"'^.RETE BLOCK
PERSPECTIVE VIEW
DROP INLET WITH GATE
SEDIMENT
ELEVATION
SPECIFIC APPLICATION
THIS METHOD OF INLET PROTECTION IS APPLICABLE WHERE HEAVY
FLOWS ARE EXPECTED AND WHERE AN OVERFLOW CAPACITY IS
NECESSARY TO PREVENT EXCESSIVE PONDING AROUND THE STRUCTURE.
* GRAVEL SHALL BE VDOT #3, #357 OR #5 COARSE AGGREGATE.
0227001
v L.—
EXISTING TREE
METAL "T " POST
OR WOODEN 2X4
BLOCK & GRAVEL CURB INLET IP
SEDIMENT FILTER
CURB INLET
JUS vUw C J L/(J
CONCRETE BLOCK
WIRE SCREEN --
PERSPECTIVE VIEW GRAVEL FILTER
RUNOFF WATER OVERFILOW FILTERED WATER
WITH SEDIMENT
/\\
SEDIMENT
WIRE SCREEN CURB INLET
2" x 4" WOOD STUD
ELEVATION
SPECIAL APPLICATION
THIS METHOD OF INLET PROTECTION IS APPLICABLE AT
CURB INLETS WHERE AN OVERFLOW CAPABILITY IS NECESSARY
TO PREVENT EXCESSIVE PONDING IN FRONT OF THE STRUCTURE.
* GRAVEL SHALL BE VDOT #3, #357 OR #5 COARSE AGGREGATE
0227002
FENCING FABRIC ORANGE MIRASAFE
4.2"
CDCDC-D
wl�- NLTH 6"°%,
.l�
A HEW DAVID
Lic. No.52454 tf J
:SIGNALCs
3535 VADNAIS CENTER DR
ST PAUL, ASN 55110
PHONE 651.490.2000
FAX 651.490.2150
WATTS 600.325.2055
.seh/nacom
EXISTING GROUND
FILTER CLOTH —
GRASS LINED CHANNEL (PERMANENT) ROLLED EROSION CONTROL MAT (RECM)
RECM (TEMPORARY)
TEMPORARY
TURF REINFORCEMENT MAT (TRM)
GRASS LINED CHANNEL (PERMANENT)
TRM (PERMANENT)
3 3
PERMANENT
TYPICAL DITCH DETAIL
SEE DETAIL 0227014 FOR
INSTALLATION DETAIL
0227011
'TONE LINING
i irc n vcOTEXTILE
SEPARATOR
STONE CONSTRUCTION ENTRANCE cE
EXISTING PAVEMENT
70' MIN PAVEMENT
I A i 3 ,-51
VDOT #1
COURSE AGGREGATE
* MUST EXTEND FILL WIDTH
OF INGRESS AND EGRESS
OPERATION l
6" MIN.' A
ELEVATION
701 MIN
11l A ni In A nil
TRAPPING DEVICE
PLAN VIEW
17' MIN.
MOUNTABLE BERM
(OPTIONAL)
101 MIN.
EXISTING
PAVEMENT
101 MIN.
5tL I IUN A—A
REINFORCED CONCRETE
SECTION -B—B-
a
0257701
RIVANNA WATER & SEWER AUTHORITY
CHARLOTTESVILLE, VIRGINIA
MOORES CREEK ADVANCED WATER RESOURCE
RECOVERY FACILITY
ODOR CONtROL IMPROVEMENTS
DRAIN SPACE
MISCELLANEOUS STANDARD DETAILS
SHEET 2
THE SCALE BAR DATE NOVEMBER, 2015
SHOWN BELOW H & SJOB 32309006
MEASURES ONE NUMBER
INCH LONG ON CONTRACT DRAWING
THE ORIGINAL NUMBER NUMBER
DRAWING.
EXISTING
CD CD CD
GRADE
10' MAX SPACING M
TC MIRAFI MIRASAFE OR AN APPROVED EQUAL. STAPLE TO
POST—TO—POST VERTICAL 2X4 OR TIE TO METAL "T" POSTS.
NOTES: MAINTENANCE REQUIREMENTS:
1. PLACE CONTINUOUS RUN OF FENCE MATERIAL ON BOTH SIDES OF 1.
INSPECT WEEKLY AND AFTER EACH RAINFALL
IMMEDIATE WORK ZONE IN WOODED AREAS AS SHOWN ON THE
PRODUCING INCH OR MORE OF RAIN.
PLANS. DO NOT ATTACH FENCE MATERIAL TO TREES.
2.
REPAIR OR RELACE DAMAGED FENCING IMMEDIATELY.
2. TREE PROTECTION FENCING FABRIC TO BE PLACED IN A RADIUS
OF A MINIMUM OF 1.5' FROM THE TRUNK FOR EACH INCH OF 3.
REPLACE ANY DAMAGED SIGNAGE IMMEDIATELY AS
DBH (DIAMETER AT BREAST HEIGHT). AREA INSIDE OF FENCING
NEEDED.
SHOULD BE A NO ACCESS, NO ENCROACHMENT ZONE THAT
SHALL HAVE NO PARKING OF EQUIPMENT OR STOCKPILING OF 4.
IF ROOTS ARE DAMAGED, CUT OFF DAMAGED AREAS
SUPPLIES.
CLEANLY AND KEEP EXPOSED ROOTS MOIST BY SPREAD
PEAT MOSS, MOIST TOPSOIL, OR MOIST MULCH. NO
3. "MIRASAFE" HIGH STRENGTH POLYMER GEOGRID FABRIC BY MIRAFI
PAINT IS NEEDED.
CONSTRUCTION PRODUCTS, PENDERGRASS, GEORGIA.
5.
FENCING SHALL BE INSTALLED SUCH THAT NO TREE
4. ONE SIGN PER 501 OF TREE PROTECTION FENCING SHALL READ:
BARK DAMAGE OCCURS. IF SUCH DAMAGE DOES
°
TREE PROTECTION AREA/DO NOT ENTER AREA/PARA
OCCUR ONLY A CERTIFIED ARBORIST SHOULD DO ANY
PROTECCION DE LOS ARBOLES/PROHIBIDO ENTRAR"
BARK TRACING. NO PAINT IS NEEDED.
TREE PROTECTION BARRIER
FENCE
0227033R
wl�- NLTH 6"°%,
.l�
A HEW DAVID
Lic. No.52454 tf J
:SIGNALCs
3535 VADNAIS CENTER DR
ST PAUL, ASN 55110
PHONE 651.490.2000
FAX 651.490.2150
WATTS 600.325.2055
.seh/nacom
EXISTING GROUND
FILTER CLOTH —
GRASS LINED CHANNEL (PERMANENT) ROLLED EROSION CONTROL MAT (RECM)
RECM (TEMPORARY)
TEMPORARY
TURF REINFORCEMENT MAT (TRM)
GRASS LINED CHANNEL (PERMANENT)
TRM (PERMANENT)
3 3
PERMANENT
TYPICAL DITCH DETAIL
SEE DETAIL 0227014 FOR
INSTALLATION DETAIL
0227011
'TONE LINING
i irc n vcOTEXTILE
SEPARATOR
STONE CONSTRUCTION ENTRANCE cE
EXISTING PAVEMENT
70' MIN PAVEMENT
I A i 3 ,-51
VDOT #1
COURSE AGGREGATE
* MUST EXTEND FILL WIDTH
OF INGRESS AND EGRESS
OPERATION l
6" MIN.' A
ELEVATION
701 MIN
11l A ni In A nil
TRAPPING DEVICE
PLAN VIEW
17' MIN.
MOUNTABLE BERM
(OPTIONAL)
101 MIN.
EXISTING
PAVEMENT
101 MIN.
5tL I IUN A—A
REINFORCED CONCRETE
SECTION -B—B-
a
0257701
RIVANNA WATER & SEWER AUTHORITY
CHARLOTTESVILLE, VIRGINIA
MOORES CREEK ADVANCED WATER RESOURCE
RECOVERY FACILITY
ODOR CONtROL IMPROVEMENTS
DRAIN SPACE
MISCELLANEOUS STANDARD DETAILS
SHEET 2
THE SCALE BAR DATE NOVEMBER, 2015
SHOWN BELOW H & SJOB 32309006
MEASURES ONE NUMBER
INCH LONG ON CONTRACT DRAWING
THE ORIGINAL NUMBER NUMBER
DRAWING.