HomeMy WebLinkAboutHPC - 2440 VILLAGE LANE - McNairy Site Plan 10-30-23PROPOSED HYDRO-ACTION
AN-500C I/A OWTS
PROPOSED VENT TO BE TERMINATED
THROUGH ROOF WITH A CARBON FILTER
PROPOSED HYDRO-ACTION CONTROL
PANEL AND AIR PUMP ON A 36" X 36" X 6"
P.C. SLAB WITH 6X6 W1.4XW1.4 WWM
ELECTRIC LINE TO BE
PLACED IN CONDUIT
CO
PROPOSED VALVE BOX
EXISTING CESSPOOLS TO BE PUMPED DRY
AND ABANDONED IN ACCORDANCE WITH THE
SCDHS STANDARDS
1 1/4" HDPE FORCE MAIN
2'
PROPOSED 18 L.F. INFILTRATOR WATER
TECHNOLOGIES QUICK4 PLUS STANDARD
LOW PROFILE CHAMBER LEACHING
SYSTEM (TYP. OF 3)
PROPOSED 50% EXPANSION
PROPOSED 18 L.F. INFILTRATOR WATER
TECHNOLOGIES QUICK4 PLUS STANDARD LOW
PROFILE CHAMBER LEACHING SYSTEM (TYP. OF 2)
CLEAN OUT WITH A PLASTIC VALVE BOX
INSTALLED FLUSH WITH GRADE (TYP.)
5' PROP. DISTAL HEAD HT. (TYP.)
PROPOSED HYDRO ACTION
PUMP STATION
2' MIN.
MEET EXISTING GRADE
AT 1:3 SLOPE MAX.
1
0
'
M
I
N
.
5' MIN.
32'±
32'± (100' MIN.)
5' MIN.
5'
MIN.
10
7
.
8
'
121.
6
'
144.7'
4
1
.
6
'
1
0
'
M
I
N
.
SINGLE FAMILY RESIDENCE
CONNECTED TO PRIVATE WELL
SINGLE FAMILY RESIDENCE
CONNECTED TO PRIVATE WELL
SINGLE FAMILY RESIDENCE
CONNECTED TO PRIVATE WELL
SINGLE FAMILY RESIDENCE
CONNECTED TO PRIVATE WELL
SINGLE FAMILY RESIDENCE
CONNECTED TO PRIVATE WELL
SINGLE FAMILY RESIDENCE
CONNECTED TO PRIVATE WELL
4
4
.
8
'
PROPOSED 2ND FLOOR EXPANSION 24.4' X 27.4'
(669± SF OF EX. 2ND FLR. TO BE INCREASED IN
HEIGHT BY 3'± TO INCREASE CEILING HEIGHT
FROM 6' TO 9'.
APPROX. 1.3'X 6' PORTION OF EX.
1ST FLR. TO BE REMOVED
33'±
PROPOSED 9.1' X 15.8' TERRACE OVER
EXISTING ONE STORY ROOF
42'±
PROJECT LIMITING FENCE /
LIMIT OF DISTURBANCE
APPROX. 7.7' X 6' PORTION OF EX. DWELLING
TO BE REMOVED AND REPLACED WITH 46 SF
COVERED PORCH EXTENSION
32'±
10' MIN.DRAINAGE AREA "A"
2 ROWS 22 L.F. FRENCH DRAIN
DRAINAGE AREA "B"
3 ROWS 18 L.F. FRENCH DRAIN
EX. WELL TO REMAIN
LOCATION MAP
1"=600'
PROJECT
LOCATION
E
S
N
W
SITE PLAN
SCALE: 1"=30'
1.ALL MATERIALS AND METHODS OF CONSTRUCTION SHALL CONFORM TO THE STANDARDS
AND SPECIFICATIONS OF THE LOCAL TOWN OR VILLAGE AND THE SUFFOLK COUNTY
DEPARTMENT OF HEALTH SERVICES AS REQUIRED.
2.TOPOGRAPHIC SURVEY BY NATHAN TAFT CORWIN III LAND SURVEYOR DATED 11/15/2022.
VERTICAL DATUM N.A.V.D. 1988 .
3.THE CONTRACTOR SHALL FIELD VERIFY THE LOCATION AND DEPTH OF ALL UTILITIES PRIOR
TO THE COMMENCEMENT OF WORK. THE CONTRACTOR IS ADVISED ALL SUBSURFACE
INFORMATION SHOWN ON THESE PLANS IS CONCEPTUAL AND MUST BE CONFORMED
ACCORDINGLY IN THE FIELD.
4.A MINIMUM SEPARATION OF TEN (10) FEET HORIZONTAL AND EIGHTEEN (18) INCHES
VERTICAL IS TO BE MAINTAINED BETWEEN WATER LINES, STORM DRAINAGE AND/OR
SANITARY LINES OR STRUCTURES.
5.THE CONTRACTOR SHALL BE RESPONSIBLE FOR SECURING ALL NECESSARY PERMITS
BEFORE COMMENCING WORK.
6.ALL UNSUITABLE MATERIAL AND DEBRIS SHALL BE DISPOSED OF IN ACCORDANCE WITH
TOWN, COUNTY, STATE AND FEDERAL LAWS, CODES AND ORDINANCES. CONTRACTOR
SHALL BE RESPONSIBLE FOR DISPOSING OF ALL UNSUITABLE MATERIALS OFFSITE. DEBRIS
SHALL NOT BE BURIED ON-SITE.
7.ALL PRECAST STRUCTURES SHALL INCLUDE SUFFICIENT STEEL REINFORCEMENT FOR
TEMPERATURE AND SHRINKAGE, TRANSPORT, AND TO ALLOW THE STRUCTURE TO
WITHSTAND AASHTO H-20 LOADING AT THE COVER CONDITIONS SHOWN ON THE PLANS.
8.ALL PRECAST STRUCTURES SHALL BE MANUFACTURED WITH 4000 PSI / 28 DAY STRENGTH
CONCRETE.
9.SANITARY PIPE TO BE SDR-35 PVC OR AS SPECIFIED ON PLANS.
10.DURING CONSTRUCTION, EROSION AND SEDIMENT CONTROL MEASURES TO BE UTILIZED AS
NECESSARY TO PREVENT THE TRANSPORT OF SEDIMENT TO OFF-SITE AREAS, PONDS,
DRAINAGE INLETS, ETC. THE METHODS AND MATERIALS EMPLOYED IN THE INSTALLATION
AND MAINTENANCE OF EROSION CONTROL MEASURES SHALL CONFORM TO "THE NEW
YORK GUIDELINES FOR EROSION AND SEDIMENT CONTROL".
11.ALL BACKFILL SHALL BE SELECT GRANULAR MATERIAL COMPACTED TO 95% MAXIMUM
DENSITY AT THE OPTIMUM MOISTURE CONTENT, AS DETERMINED BY STANDARD PROCTOR
TEST.
12.TOTAL LOT AREA AREA = 12,925 S.F.
GENERAL NOTES
Scale: AS SHOWN
SANITARY PLAN
MCNAIRY RESIDENCE
2440 VILLAGE LANE
ORIENT, NY
Date:
Drawn by:
Plans are prepared by Condon Engineering, P.C. It is a violation of the New York State Education
Law, Article 145, Section 7209, for any person unless acting under the direction of a licensed
Professional Engineer, Architect, or Land Surveyor, to alter any item in any way. If an item bearing
the seal of an Engineer, Architect, or Land Surveyor is altered, the altering Engineer, Architect, or
Land Surveyor shall affix to the item his/her seal and the notation "Altered by" followed by his/her
signature and the date of such alterations, and a specific description of the alteration.
REVISIONS
Condon Engineering, P.C.
1755 Sigsbee Road
Mattituck, New York 11952
(631) 298-1986 (631) 298-2651 fax
www.condonengineering.com
1
OF
2
HEALTH DEPARTMENT APPROVAL STAMP
S.C.T.M.: DIST. 1000 SEC. 26 BLK. 1 LOT 17.1PROPOSED HYDRO-ACTION
AN-500C I/A OWTS
HYDRO-ACTION AN-500C DETAIL
NOT TO SCALE
ELECTRIC RISER DIAGRAM
EX.
ELEC
PANEL
PLC CONTROL PANEL
W/ HP80 COMPRESSOR AIR PUMP
12 AWG UF WIRE IN
3/4" PVC SCH 80
CONDUIT
20 AMP BREAKEREXTERIOR RATED JUNCTION
BOX BELOW GARDE IN A
SPRINKLER BOX
Notes:
* All wiring and equipment are to be be provided and installed by the Electrical contractor (EC) in accordance with
the National Electric Code (NEC) and Local Electrical Codes.
* The EC will file all necessary forms and pay all fees for the electrical work shown on these drawings. The
contractor will arrange for all inspections and secure a Fire Underwriters certificate which is to be turned over to
the owner at the completion of the work.
* All foundation penetrations for entry of directly buried feeders are to be equipped with galvanized steel sleeves.
RMC is to be used at all other foundation and floor penetrations.
* Furnish and install new service equipment and circuit breakers as shown in these drawings. All panels and
breakers are to be labeled. The electric panels are to be installed and grounded in accordance with the NEC and
Local Electric Codes.
* All switch and outlet boxes, junction boxes, and pull boxes installed on the exterior are to be galvanized steel
and rated for exterior use.
* All exterior outlets are to be housed in weather proof enclosures.
REMOTE PLC CONTROL PANEL
W/ HP80 COMPRESSOR
CONTROL PANEL & AIR PUMP ELEVATION
36" X 36" X 6" P.C. SLAB
WITH 6X6 W1.4XW1.4 WWM
ALL ELECTRIC TO BE PLACED
IN SCH. 80 PVC CONDUIT
JJC
10/30/2023
INV. EL. 2.95
INV. EL. 2.85
FLOW LINE
EL. 5.5
EL. -3.3
I/A UNIT BUOYANCY CALCULATIONS:
HIGHEST EXPECTED GROUNDWATER ELEV.= 2.0
BOTTOM OF I/A UNIT ELEV.= -3.3
TOTAL BUOYANT FORCE:
49.15 SF X (2.0-(-3.3)) X 62.4 PCF = - 16,255# X 1.5 = 24,382#
RESIST FORCE (WEIGHT OF I/A UNIT) = 16,350#
ADDITIONAL BALLAST REQUIRED.
24,382# - 16,350# = 8,032#
8,032# / 150 PCF = 53.5 CF
PROVIDE 54 CF OF CONCRETE BALLAST.
INV. EL. 3.4
4" SANITARY WASTE PIPE
PITCH 1/4 INCH PER FOOT
2" VENT
THE VENT TO BE TERMINATED
THROUGH THE ROOF.
CARBON FILTER
DEVICE
12" MIN.
6" MIN.
CLEANOUT
EL. 4.7
2" VENT TO I/A UNIT
21' (10' MIN.)
INV EL. 5.4
F.F. EL. 8.28
SANITARY SEPTIC SYSTEM PROFILE
WATERTIGHT PLASTIC FRAME & COVER W/ APPROVED
LOCKING DEVICE TO WEIGH 60 LBS. MIN. OR
SECONDARY SAFETY LIDS / DEVICES TO BE PROVIDED
ORIENT HARBOR
WILLOW
S
T
.
NAVY ST
.
VIL
L
A
G
E
L
A
N
E
PUMP STATION BUOYANCY CALCULATIONS:
HIGHEST EXPECTED GROUNDWATER ELEV.= 2.0
BOTTOM OF I/A UNIT ELEV.= -2.0
TOTAL BUOYANT FORCE:
6.94 SF X (2.0-(-2.0)) X 62.4 PCF = -1,732# X 1.5 = 2,598#
RESIST FORCE BALLAST REQUIRED:
2,598# / 150 PCF = 17.3 CF
PROVIDE 18 CF OF BALLAST.
NOT TO SCALE
SANITARY SEPTIC SYSTEM PROFILE
(SEE ADDITIONAL DETAILS ON SHEET 2)
INV.EL. 2.6
FORCE MAIN CALCULATIONS:
PIPE MATERIAL: HDPE FRICTION LOSS (C): 150
PIPE LENGTH:90 L.F. INCL. BENDS (WORST CASE TO WASTE PIPE OUTLET)
LOSS PER 100' @ 1 1/4":15.3'
ELEVATION CHANGE:6.3'
TOTAL PIPE LOSS:15.3' X 90 L.F/100' = 13.8' + 6.3' = 20.1'
AREA OF PIPE:1 1/4 ² X ( / 4) = 1.22 IN²
GPM:27 GPM @ 20.1' HEAD LOSS (SEE CHART BELOW)
VELOCITY:V = 0.4085 X FLOW / AREA OF PIPE (2 FT. PER SEC. MINIMUM)
V = 0.4085 X 27 GPM / 1.22 IN² = 9.0 FT/SEC >2 FT/SEC.
USE A 1 1/4" HDPE FORCE MAIN
PROPOSED SHALLOW PRESSURIZED DRAINFIELD
BALL VALVE
2'
M
I
N
.
8' (2' MIN.)
18 L.F. INFILTRATOR QUICK4 PLUS STANDARD LOW
PROFILE CHAMBER LEACHING SYSTEM
UNDERLYING ORIGINAL SOIL TO BE
EXCAVATED TO ACCEPTABLE "SP" OR "SW"
SOIL WITH A 1-5 MPI PERCOLATION RATE
MATERIAL OF THE SAME PERMEABILITY AS THE UNDERLYING
ORIGINAL SOIL SHALL BE USED AS USEABLE FILL
INV. EL. 4.3
6"
MI
N
.
8"
3' MIN.1:3 SLOPE MAX TO
MEET EX. GRADE
POLYLOK 3017-20H6 20"
ROUND SEPTIC VALVE BOX
OR APPROVED EQUAL
EL. 4.7
EX. GRADE
EL. 2.0 HIGHEST EXPECTED GROUNDWATER ELEV.
VALVE BOX
12" PEA GRAVEL BASE
GRADE EL. 5.2
EL. 2.7
INV EL. 3.0
1 1/4" PVC SCH. 40
SANITARY FORCE MAIN
28' (5' MIN.)
14
"
M
I
N
.
30
"
M
A
X
.
1 1/4"Ø PVC PERF. PIPE W/ 1/8" HOLES @ 18" O.C. PERF. HOLES SHALL BE
ALONG PIPE INVERT. PROVIDE GEOGUARD ORIFICE SHIELDS @ 18" O.C.
ORIFICES TO BE IN THE 12 O'CLOCK POSITION WITH EVERY 5TH ORIFICE
INSTALLED IN 6 O'CLOCK POSITION
PLASTIC VALVE BOX INSTALLED
FLUSH WITH GRADE
ENDCAP
INSTALL LONG
SWEEP FITTING
SLOPE FORCE MAIN TOWARDS
TREATMENT TANK
EL. 4.0
NOTE:
PSD AND TREATMENT UNIT TO BE COVERED
BY A MAINTENANCE AGREEMENT.
VALVE BOX
VALVE (TYP.)
TO PSD
TO PSD
CAP
(FOR FUTURE EXPANSION)
ADJUST VALVE TO PROVIDE 5'
HL MAX. AT DISTAL END
(5' DISTAL HEAD HEIGHT)
SET DISCHARGE PUMP FLOATS TO
PROVIDE 32 GAL./DOSE MAX. TO PSD
PSD LEACHING SYSTEM DESIGN CALCULATIONS:
- 4 BEDROOMS
- 1-5 MIN. PER INCH PERCOLATION RATE
USE 3.0 GPD/SF LEACHING RATE FOR SHALLOW PRESSURE DRAIN FIELD CATEGORY 1 PER TABLE 13.
4 BEDROOMS X 110 GPD/BEDROOM = 440 GPD
440 GPD / 3.0 GPD/SQ. FT = 146.7 SF
INFILTRATOR WATER TECHNOLOGIES QUICK4 PLUS STANDARD LOW PROFILE CHAMBER LEACHING SYSTEM:
(34" TRENCH WIDTH)
146.7 SF / 2.83' WIDTH = 51.8 L.F.
USE 3 ROWS 18 L.F. INFILTRATOR QUICK4 PLUS CHAMBER LEACHING SYSTEM = 54 L.F. > 51.8 L.F.
50% EXPANSION:
USE 2 ROW 18 L.F. INFILTRATOR QUICK4 PLUS CHAMBER LEACHING SYSTEM = 36 L.F. = 25.9 L.F.
WATERTIGHT PLASTIC FRAME & COVER
W/ APPROVED LOCKING DEVICE TO
WEIGH 60 LBS. MIN. OR SECONDARY
SAFETY LIDS / DEVICES TO BE PROVIDED
NOT TO SCALE
*NATIVE SOIL AND / OR SPECIFIED FILL "SP" OR
BETTER SOIL WITH 1-5 MPI PERCOLATION RATE
*THE INFILTRATOR QUICK4 PLUS STANDARD LOW
PROFILE CHAMBER SYSTEM SHALL BE PLACED IN
ACCEPTABLE LEACHING SOILS WITH CLEAN SAND AND
GRAVEL ("SP" OR BETTER) WITH A 1-5 MPI
PERCOLATION RATE. IN THE EVENT POOR LEACHING
MATERIAL IS ENCOUNTERED, EXCAVATION IS TO BE
CONTINUED TO SUITABLE MATERIAL AND BACKFILLED
AS DETAILED.
3' MIN.1:3 SLOPE MAX TO
MEET EX. GRADE OR
RETAINING WALL
34"
3.3" INVERT
36" WIDE TRENCH
NATIVE BACKFILL
TOPSOIL
ESTABLISH VEGETATIVE COVER
PIPE TIE WITH 30 lb TENSILE STRENGTH
WEATHER - RESISTANT POLYPROPYLENE
AT EACH CHAMBER CONNECTION
PRESSURE LATERAL,
SIZE PER DESIGN
INFILTRATOR QUICK4 PLUS STANDARD LOW
PROFILE CHAMBER CROSS SECTION
EL. 5.2 MIN.
EL. 6.5 MAX.
4" SANITARY WASTE PIPE
PITCH 1/8 INCH PER FOOT
5' MIN.
INV. EL. 2.8
20.1'
EL. -2.0
EL. 5.5
HYDRO ACTION 141 GALLON PUMP TANK WITH
A 1/2 HP HYDROMATIC HE20-51 EFFLUENT
PUMP OR APPROVED EQUAL
PROVIDE 18 CF OF CONC.
BALLAST FOR BUOYANCY
TO PSD
PROVIDE 54 CF OF CONC.
BALLAST FOR BUOYANCY
DRAINAGE CALCULATIONS:
THE PROPOSED ON-SITE DRAINAGE SYSTEM TO PROVIDE STORAGE
FOR A 2" RAINFALL. STORAGE TO BE PROVIDED IN FRENCH DRAINS
PROVIDING 3.5 CF/LF OF STORAGE. THE DESIGN IS BASED ON THE
FOLLOWING RUNOFF COEFFICIENTS: ROOF 1.0.
DRAINAGE AREA "A"
STORAGE REQUIRED:
ROOF AREA: 898 SF X 1.00 X 2"/12 = 149.7 CF
149.7 CF / 3.5 CF/LF = 42.8 LINEAR FEET REQUIRED
STORAGE PROVIDED:
USE 2 ROWS 22 L.F. EACH = 44 L.F. > 42.8 L.F.
DRAINAGE AREA "B"
STORAGE REQUIRED:
ROOF AREA: 1,114 SF X 1.00 X 2"/12 = 185.7 CF
185.7 CF / 3.5 CF/LF = 53.1 LINEAR FEET REQUIRED
STORAGE PROVIDED:
USE 3 ROWS 18 L.F. EACH = 54 L.F. > 53.1 L.F.
Scale: AS SHOWN MCNAIRY RESIDENCE
2440 VILLAGE LANE
ORIENT, NY
Date:
Drawn by:
Plans are prepared by Condon Engineering, P.C. It is a violation of the New York State Education
Law, Article 145, Section 7209, for any person unless acting under the direction of a licensed
Professional Engineer, Architect, or Land Surveyor, to alter any item in any way. If an item bearing
the seal of an Engineer, Architect, or Land Surveyor is altered, the altering Engineer, Architect, or
Land Surveyor shall affix to the item his/her seal and the notation "Altered by" followed by his/her
signature and the date of such alterations, and a specific description of the alteration.
REVISIONS
Condon Engineering, P.C.
1755 Sigsbee Road
Mattituck, New York 11952
(631) 298-1986 (631) 298-2651 fax
www.condonengineering.com
HEALTH DEPARTMENT APPROVAL STAMP
S.C.T.M.: DIST. 1000 SEC. 26 BLK. 1 LOT 17.1
JJC
10/30/2023 SANITARY PLAN
2
OF
2
*ALL VIEWS = INSTALLED LENGTHS
INFILTRATOR WATER TECHNOLOGIES
QUICK4 PLUS STANDARD LOW PROFILE CHAMBER
PRODUCT SPECIFICATIONS
(NOT TO SCALE)
(EFFECTIVE LENGTH)
TOP VIEW
SIDE VIEW END VIEW
QUICK4 PLUS ALL-IN-ONE END CAP
QUICK4 PLUS END CAP
INSPECTION PORT
QUICK4 PLUS STANDARD
LOW PROFILE CHAMBER
PRODUCT SPECIFICATIONS
Drawn by:
Scale:Checked by:Sheet:
Date:
INFILTRATOR WATER TECHNOLOGIES
4 Business Park Rd. Old Saybrook, CT 06475
(800) 221-4436
INFILTRATOR ®
water technologies
MONITORING PORT, 4" PVC
PVC FEMALE ADAPTOR WITH A
MALE THREADED CAP
NOTE: INSTALL LONG
SWEEP FITTING
ENDCAPINFILTRATOR CHAMBER
(ANY MODEL)
PLASTIC VALVE BOX INSTALLED
FLUSH WITH GRADE
INFILTRATOR WATER TECHNOLOGIES
FLUSHING MECHANISM AND
INSPECTION PORT WITH VALVE BOX
TYPICAL DETAIL
(NOT TO SCALE)
FLUSHING MECHANISM AND
INSPECTION PORT WITH VALVE BOX
TYPICAL DETAIL
Drawn by:
Scale:Checked by:Sheet:
Date:
INFILTRATOR WATER TECHNOLOGIES
4 Business Park Rd. Old Saybrook, CT 06475
(800) 221-4436
INFILTRATOR ®
water technologies
I4
I2
I6
I1
SEPTIC PRODUCTS INC
I7
I8
PRINT/PART NO.REVPART DESCRIPTION DATE
DRAWN BY MATERIAL TOLERANCE
+/- 0.125 UNLESS SPECIFIED OTHERWISE
SIGNATURE
HA-000
TCT Polyethylene
BASIN, RIBBED 141 GALLON PUMP TANK UNASSEMBLED 5/26/2020
AKP10546
GASKET PACK
(INCLUDED with LID)
AKP60190
24" LID
BILL OF MATERIALS
ITEM QTY PART NUMBER DESCRIPTION
1 1 AKP20030 BASIN RIB 24 X 72
2 3 AKR240056 GROMMET, 1.25 ADAPT-A-FLEX
3 1 100025 PIPE, 4" Sch 40 PVC
4 1 AKR240059 GROMMET, 4.00 ADAPT-A-FLEX SCH40
5 1 700034 PIPE, 1 1/4" SCH 80 CONDUIT 30"
6 1 100028 CAP, HUB 6" PVC SDR
7 1 7020054 ELL, 90 1 1/4" SCH 40 PVC SXS
8 1 702001 UNION, 1 1/4" SCH 40 PVC SXS
BILL OF MATERIALS
ITEM QTY PART NUMBER DESCRIPTION
9 1 100151 PUMP EFFLUENT MID-SUC 1/2 HP STD
10 2 120044 SWITCH. FLOAT MM 25' MICRO-MASTER
11 1 702012 ADAPTER MALE 1-1/4"
12 2 240042 CLAMPS NO. 24 1-1/16-2 WITH CLAMP
13 1 AKP60190 Rotomold Cover 24 Solid
14 1 702014 PIPE, 1 1/4" SCH 40 PVC PRESSURE 50"
15 1 702014 PIPE, 1 1/4" SCH 40 PVC PRESSURE 24"
5
15
14
3
2
4
6
9
11
10
12
8
2
7
9
14 15 5
3
11
8
7
6
12
2
10
4
13
1
PRINT/PART NO.REVPART DESCRIPTION DATE
DRAWN BY MATERIAL TOLERANCE
+/- 0.125 UNLESS SPECIFIED OTHERWISE
SIGNATURE
AKP20030 005
TCT Polyethylene
BASIN RIB 24 X 72 7/19/2019
Ø27 3/4 in
Ø22 3/4 in
29 3/4 in
(6) INSERTS ON A
Ø26 3/16 in B.C.
9 1/2 in
72 1/8 in
BOM
DESCRIPTIONPART NUMBERQTYITEM
1/4-20 Aluminum Insert/Open EndsAKR1013061
FRENCH DRAIN DETAIL
2'
-
0
"
WRAP WITH 6 OZ. (MIN.) NONWOVEN
GEOTEXTILE (FILTER FABRIC) MIRAFI
140N OR AN APPROVED EQUAL.
EXCAVATE THROUGH BOG AND CLAY INTO A VIRGIN
STRATA OF SAND AND GRAVEL. BACKFILL WITH
SUITABLE POROUS SAND AND GRAVEL MATERIAL.
SANDY TOPSOIL4" MAX.
SEED OR SOD
*CLASS I OR II MATERIAL PLACED
AND COMPACTED IN ACCORDANCE
WITH ASTM D2321 IN PIPE ZONE.
12"Ø PVC
PERFORATED PIPE
6"
4'-0"
PROTECT FRENCH DRAIN WITH 6 OZ.
(MIN.) NONWOVEN GEOTEXTILE (FILTER
FABRIC) MIRAFI 140N OR AN APPROVED
EQUAL UNTIL LANDSCAPING AND GRASS
IS ESTABLISHED.