Conservation Commission - 150 (05/13/2021)
agenda center attachment
| Board/Commission | Conservation Commission |
|---|---|
| Meeting Date | May 13, 2021 |
| Pages | 2 |
| File Size | 11.5 MB |
| OCR Status | Searchable (OCR processed) |
| Source URL | Original |
Document Preview
Full Text (OCR Extracted)
GENERAL NOTES:
8
bay
LEGEND
j
Ny \
1) Reference is made to the following plans:
TEST H OLE D ATA
These standard symbols may
A) ”As-Built Plan, Property Belonging To Wendi L. Pettit, 16 Dimmock Road, Waterford, Connecticut, Scale: 1"=40', March 5,
18 DIMMOCK ROAD, WATERFORD CT
be found in the drawing.
2001." Plan surveyed and mapped by William F. Kent, RLS. Plan filed in Florek Surveying, LLC Records as Map *'302..
DATE
DECEMBE
,
%*
Light Pole
B)
"Compilation Plan - File No. E8112, Map Showing Easement Area To Be Granted To The Connecticut Light And Power
~
MBER 10, 2020
CONG.
¢ _ ous
Company DBA Eversource Energy Across The Property Of Kelly Wegg Joseph, 20R Dimmock Road, Town Of Waterford -
TIME — 10:00AM TO 11:30AM
BIT.
Bituminous
County Of New London - Connecticut, Sheet 1 of 1, Scale: 1" = 20', Dated: October 23, 2018." Plan surveyed and mapped
TEMPERATURE — 45 DEGREES
9S
Utility Pole
by James Bernardo Land Surveying. Plan filed on the Waterford Land Records as map 6497.
oy ater vane
C) "New Lot D (Harris Property) Dimmock Road, Waterford, Connecticut, Date: 10-08-04, Scale: As-Shown."” Plan surveyed and
CONDITIONS — SUNNY AND CLEAR
x
xX
Chain Link Fence
mapped by R.P. Dimmock Associates. Plan filed on the Waterford Land Records as map 4977.
ENGINEER — DAVID L. COOLEY, P.E., DLC ENGINEERING SERVICES, LLC
SITE
yd
==
Boundary Line
HEALTH DEPARTMENT — DANIELLE HOLMES, REHS/RS, LEDGE LIGHT HEALTH DISTRICT
§
30. wey | x)
Edge of Road / Drive
2) Not all underground utilities have been shown. Call before you dig (CBYD) is recommended prior to any construction.
3
\\ ae
7
sae = Stone Mall
TEST HOLE 1 - THI
me)
A
CB Catch Basin
;
5
3
;
;
—
;
;
“eT
3
SMH Sewer Manhole
3) North orientation is based on two independent RTK GNSS observations utilizing the Superior Network in February 2020.
6.= 9"
TOPSOIL/FILL MATERIAL
GREAT
A”
LP.S. 5/8” Iron Pin Set
9” — 16”
TOPSOIL
/
RR SPIKE ae eee = Found
4) The word certify as used is understood to be an expression of professional opinion by the surveyor. It is a declaratory statement which is
16” — 26”
LIGHT ORANGE BROWN MEDIUM SANDY LOAM
eR ‘Pall ole Sek.
based on the surveyor's best knowledge, information and belief. As such it constitutes neither a guarantee nor warranty, expressed or implied,
26” — 38”
LIGHT YELLOW BROWN COARSE SAND WITH SOME GRAVEL
®.
&
WLF 2
Wetland Flag
of any information contained hereon.
38” — 60”
STANDING GROUNDWATER
My
GMS__
Granite Merestone
Pro XS ,
ae
ose
EX. CONC. ite ome es crete Monument
5) Removal or destruction of survey monumentation, whether set or found, as shown on this survey plan may be subject to Connecticut Statute
STANDING GROUNDWATER AT 38” -
Grade ‘ 1700!
.
Tree tine
47-3Aa.
TOTAL TEST HOLE DEPTH — 60” — NO LEDGE
Proposed Clean
out
i
Location Map
CHD CT Highway Department Monument
REDOX/GW MOTTLING — 29”
°
SerQR SS grees ‘
4
Proposed Silt Fence (TYP.)
Graphic Scale 1" = 1000'
-------
Existing
Contour
Li
ji
"
‘
‘
;
xisting Contour Line
6) Wetlands flagged by James Cowen, CPSS and field located by Florek Surveying, LLC thereafter.
ROOTS DOWN TO 37
—— -_
Existing Septic Tank (approx.)
,
\
gw
e
0
1000
200
a
os
TM,
-
‘i
~
16,
a
7) Engineering services completed by David Cooley, P.E., DLC Engineering Services, LLC.
O
ae
*s~,_ Existing Septic Line
‘,
BS sy . "PVC Schedule 40 ASTM D1785
ac ‘A ———
Bearing Chart:
ae
a
Binet 1,250 Two-Compartment
ii see eh cation @foundatin
ff ee
+4 /
|
8) Subsurface sewage investigation areas sized based on projected Maximum Leaching System Spread calculations. Final leaching system
aa
Seema
eptic Tank - Inlet invert 15.52°(TYP.)
ae ee
i
a
/
DINE.. SEARING _,
DISTANCE
spread will be determined based on percolation test results.
ae
Es ce Sted A ASTM sor wert Pan
mY
ft | fo Nf
eee
— a a,
|
“5 . ee .
soe
ee a
_below slab foundation with clean out
Found @
F
4 Stone Driveway
f ete -_-— TT —---—- 7 H
|
L3
N 772743" E
26.29"
9) Property served by Public Water System - Waterford WPCA
os iesrest (oe Proposed Garage
oT
oe
ee eee i
ae
*
!
L4
N 79°0801" E
18.72"
Proposed Distribution
e oe e ootprint (24'x24)
aw
\ eye fe
ee
i
all _—_—-—_—
7] 7 tty
20" Maple
|
ja
ez4?aR”
7
xis)
i
salt
i
am
’
=
~ oe =
22.0;
10) Property is located in Flood X as shown on Firm Map, New London County, Connecticut (All Jurisdicitions) Panel 511 of 554, Community
Bon)
eee (To Be prairie a
i
—_— Th 834409" E/ 183. 79
f)
:
eal
L7
N 71°38'52” E£
9.62"
Town of Waterford, Number 090107, Panel 0511, Suffix J; Map Revised: August 5, 2013.
Test Hole 2 (TH2)
- Eee ~
ae
—_—_ aa
—
if]
/
L8
N 79°44°47" E
7.07"
poacinl
——= $a ————_———“i—s—SM HL eee
y
Lg
N 74°49°57" E
4.82’
Test 1 (PT1)
eo
\9
;
_-—-—
|
|
:
Proposed Leaching Area #2 - 55 LF GST 6212
A
a eg eee 8 ge
Gravel Driveway /
_ |
|
- Base Elevation 13.83 (TYP)
Ue
6
1" Iron Pipe
;
fee ee
ee fe
errr Fee
N's
Q
|
‘
—
OC,
Found
y,
i
}/
|
Zoning Compliance Chart
NOW OR F ORMERLY
Percolation
‘
\
;
/
ale des
:
¢
'
/
Zone: R-40 Accessory Dwelling
Joseph Kelly Wegg
Test 2 (PT2)
\
"
;
\
satjaing tine
e
i
v
/
20 R Dimmock Road Silt Fence (TYP.) - Limits of Disturbance
ine
\
\
‘VF:
—
/
dS :
8
/
Required:
Provided:
P
2-01
76.
asthe 2 (13)
rit Hore
extn Ts SORT
NN Q
age gORY
/
Shs
|}
;
Minimum Lot Area:
40,000 s.f. | 52,469 s.f.
arcel ID 152 - 0173410
Femail
ae
\
\}
cee
;
We
Pi
me
|
é
\
EXISTING
o
i
Minimum Lot Frontage:
100 ft.
118.00 ft.
Town Clerk. Volume 1560 Page 150
an a
Cae
pass ree
‘y
\
\
&,
/
H
/
Minimum Lot Width:
100 ft.
100 es: fe eee One OS
ce tf me:
ee ee
ee
:
aa
le
a
‘
%
ri
/
Minimum Front Yard Setback:
50 ft.
152 ft.
Sa
i /
ae
/
Minimum Side Yard Setback
25 ft.
15.0 ft*.
Ce]
dge OfLawn
XO
‘
:
oo ean
Sire
ke hg
Minimum Rear Yard Setback:
50 ft.
313 ft.
‘“e a
:
fA
\
rde\skp
os
“i]s
9
oh
Maximum Building Coverage:
25%
4.1%
=r,
Oe a ae alls
oe
=
at Wetiens Busier t =
XN
wot
2
iS
1S)
vl \
.
opps
°
“
=
6.
>
=
‘
7
} Srain'!
v
wy
By, >
Maximum Building Height:
35 ft.
20 ft.
_- saat sees
17
B
= s
\
,
i ie pan)
Gl :
~
di o
_
~.
Ce, es
°
fo)
* Variance requested for Accessory Dwelling Structure
_—- —
Ig
L.
oof
es
_—
/ / o
/
x
el
en
ive eine
ty
Nay Weir gS ricgee eS :
re | _
— :
H
wl
=
Existing Lawn
ti =
“ss a "s ae oe eee bee
i oe
tiles 5
AY
i
— AQ!
DrilHole
RAN
ASERETION Ts
8" Henvock
woe
fF OSA
ON ~~
\
Pe
tea
Drill Hole 16.98
Found
\
oe
; Mess. 75
ee
|
Ny
ae oat
a
/
Ny
Found
’
\
were
<)30" Maple
=
eee
WLF 8
eens
/
/
g
:
os
“sg
WLF 5
/
%
gfiitenmnseang
socal
WLF 12 i
WLF 10
A
| wie 4 _ Granite
15" Maple
;
Ne
WLF 15
phe te
:
“a
ye
WLF 9
WL
= :
.
3
~~ in
Eg
Sec. 57) me
oS e
é
\WLF3 ae ‘I
j
/
Subject Property: 18 Dimmock Road
J
cmaieees
J
2° OF tay,
ie
a
7
a
pe- ‘i
i arr)
.
Osed Spo
Bee
ry
O
>
' Bite
.
NOW OR FORMERLY
:
Assgso0 eb! ! ze ie 2010
Grade - 15.83"
_
;
ns
{
Invgrt= 11.96
WLF 2
aa
/
bs
Richard J. ¢» Wendi L. Pett, Trustee
[%
pol
i
fo
;
‘
i
On:
--
s
/
/
Parcel ID 152 - 0176302
ke
;
Asie
_ — -
; —_ esa oe _
/
ibe _— \ os
/
;
Town Clerk Volume 1547 Page 261 a)
oe ce. ae cael _ ae
fee
iit
N
/
eS
—_— gt’ i Invert= 10.16
——e
i
Per
—
way
ar Y
Proposed Spot
_—
.
iS
57°08" W 510.0!
|
QT
joe
gravel Drive
da
Y
Grade - 16.86"
Existing Leaching Trenches
>
S 8
ate
ocean, ene
et
ty 42
Proposed Spot
(crushed stone) (approx.)
a
a ae
mal 4
Grade - 14.68'
ose og ee ES
\
ee
ene
7
Test Hole 1 (TH1)
/
_ eee ta
eS eee
J 7
Proposed Leaching Area #1 - 25 LF GST
| rd
ee re |
Oe cael
ee
le
[aie <n A lil
/
6212 - Base Elevation 12.68' (TYP.)
_—_ oo
7
4%
FR
rn
/
ee ee
¥
Bq,
y
PERCOLATION TEST 2 — PT2
con ae
N
| rn GEA eae a eo ce
Invert= 9.19 eg by
DEPTH — 15”
:
coon | a EO
le - .00"
OS
en
NOW OR FORMERLY
Invert= 10.03
PRE-SOAK — 11:50PM
72 ~
eee
ee
ee
Richard J. C» Wendi L. Petut, Trustee
Pond
Bituminous Concrete
a eer el —
16 Dimmock Road
HE
WATER LEVEL (IN.)
WATER LEVEL DROP (IN.)
RATE MIN. /IN.
_
Driveway
aL _—
1:05PM
4.00
~~
au
Parcel ID 152 - 0176302
ST a
PERCOLATION TEST DATA
nao
OE
~~
44
Town Clerk Volume 1547 Page 261
1:15PM
6.25
1.125
44
milled amy
dy
loam,
0 to 3
1
18 DIMMOCK ROAD, WATERFORD, CT
1: 20PM
7125
0.875
5.7
alpole sandy loam, 0 to 3 percent slopes
Proposed 4” PVC ASTM D 3034
1: 25PM
8.00
0.875
5
The Walpole Series consists of very deep, poorly drained sandy soils formed in outwash and stratified drift. They are
SDR 35 Effluent Distribution Piping
DATE — DECEMBER 10, 2020
4:30PM
8.75
0.75
=p
nearly level to gently sloping soils in low-lying positions on terraces and plains. Slope ranges from 0 to 8 percent
TIME — 12:00AM TO 2: 30PM
: aay i
0.75
6.7
Non-wetland Soils:
TEMPERATURE — 45 DEGREES
1:45PM
10.625
050.
10.0
The non-wetland soils consist primarily of:
CONDITIONS — SUN NY AND CLEAR
r seal
-
0.625
8.0
51B Sutton fine sandy loam, 0 to 8 percent slopes very stony
>
’
0.50
10.0
73C Charlton-Chatfield complex, 0 to 15 percent slopes very rocky
_ poly
. .
0.375
13.3
_
:
:
0.375
15.5
PERCOLATION TEST 1
— PTI
el
bom
pul
ibs
DEPTH — 14.5”
2:15PM
13.25
0.375
13.3
2: 20PM
EMPTY
SURVEY NOTES:
1.
This survey has been prepared pursuant to the regulatio.
20-300b-20 and the "Standards for surveys and maps in
of Land Surveyors,
SURVEY based on a Re-Survey as shown as map reference
2.
This survey conforms to Class A-2 /T-2
To the best of my knowledge and belief this map is
ns of the Connecticut State Agencies, Sections 20-300b-1 through
the State of Connecticut" as adopted by the Connecticut Association
Inc. on September 26, 1996; Amended October 26, 2018. This survey type is an ZONING COMPLIANCE
1A-1C. It is intended to show PROPOSED IMPROVEMENTS.
s-7-2])
Kets
Sul 6ciGV nt
substantially correct as noted thereon.
==>
a pec i =e " ipa as eal
aii
WU ry,
yl
"Ny,
Lie .
we CONN,
woe CONNER,
W
4 Ye £5. 5 | o| 2!
Sx ol ORK
tL
CL.
=f ke frase
Sx rae BGM
A TE RF OR D J CON N E C Tl CU T
Town of Waterford, CT
jan =
Se % ay ca AS
yt
—
poe en
PAS ‘ae i) <
SCALE: 1" = 20'
Brian D. Florek,L.S.
#70135
Date
ithout
Sai ange KE
eit Cooley,
PB’
#2%892
Date
ithou
Z
xl =agge * E
Graphic Scale
REVISIONS: MARCH 13
Managing Member, Florek Surveying, LLC
Embossed Seal
zy No.70198
4 5
anaging Member, DLC Engineering Services, LLC
Embossed Seal
cook gam Jee
1" = 20'
,
239 Shore Road, Waterford, CT 06385
“1 kgf SlCensern SS
259 Noank Ledyard Road, Mystic, CT 06355
a
S
Ne ‘CENSE & >
20
0)
10
20
40°
80
MAY 28, 2020
bflorek@floreksurveyinglic.com
“ah ris’
dicengineeringservicesllc@gmail.com
" TON s
PLAN REVISED THROUGH: MAY 5, 2021
Sh eet | of 2
TEST HOLE 2 — TH2
0 - 10”
TOPSOIL
10” — 37”
YELLOW BROWN SANDY LOAM, SOME SILT
37°
— 60
GREY FINE SAND
STANDING GROUNDWATER AT 45”
TOTAL TEST HOLE DEPTH — 60” — NO LEDGE
REDOX/GW MOTTLING — 29”
ROOTS DOWN TO 45”
TEST HOLE 3 — THS
0 - 10” |
TOPSOIL
10” — 30”
ORANGE BROWN FINE SILTY LOAM
30° - 97
GREY COARSE SAND
STANDING GROUNDWATER AT 37”
TOTAL TEST HOLE DEPTH — 57” — LEDGE/LARGE ROCK
REDOX/GW MOTILING — 26”
ROOTS DOWN TO 37”
PRE-SOAK — 11:55AM
TIME
WATER LEVEL (IN.)
WATER LEVEL DROP (IN.)
RATE MIN./IN.
1:07PM
5.125
10M
2128
400
13
SITE IMPROVEMENT SURVEY
1:22PM
EMPTY
)
)
LAND BELONGING TO:
ROBERT, JR. & GRACE KYNE
18 DIMMOCK ROAD
RECEIVED
MAY 1 0 2021
Planning & Development
SUBSURFACE SEWAGE DISPOSAL SYSTEM NOTES
SUBSURFACE SEWAGE DISPOSAL SYSTEM DESIGN CALCULATIONS
LEACHING AREA #1 CROSS SECTION DETAIL
SEPTIC ELEVATIONS SCHEDULE
CROSS SECTI ON’ A-K’
8 OUTLET DISTRIBUTION BOX
1.
THERE ARE NO WELLS WITHIN 75 FEET OF THE SUBSURFACE SEWAGE DISPOSAL SYSTEM.
BASIS OF DESIGN:
-
‘cca
,
DETAIL
2.
THERE ARE NO FOOTING DRAINS WITHIN 25 FEET OF THE SUBSURFACE SEWAGE DISPOSAL SYSTEM.
‘
8
PROPOSED GRADE
%
SEPTIC TANK
NOT TO SCALE
3.
A CONDITION OF THIS DESIGN IS THAT THE SUBSURFACE DISPOSAL SYSTEM SHALL BE STAKED
RESIDENTIAL HOME — 4 BEDROOMS
15°
_
=
15
;
Se Ue a ee
NO GARBAGE GRINDER AND NO LARGE TUBS OF 100-200 GALLONS
12° MIN mal
a
REET EE
Ibis
4.
THE LICENSED INSTALLER IS RESPONSIBLE FOR INSTALLING THE SUBSURFACE SEWAGE. DISPOSAL
Te
=
:
14
;
SYSTEM IN ACCORDANCE WITH THE APPROVED PLANS. IN ADDITION, PER PUBLIC HEALTH CODE
ASSUME 150 GALLONS PER BEDROOM PER DAY, 75 GALLONS PER BEDROOM BEYOND THREE, AND SINGLE FAMILY RESIDENTIAL
a
NATIVE FILL
\
OUTLET INVERT
15.27
REQUIREMENTS THE LICENSED INSTALLER SHALL BE ON-SITE DURING THE CONSTRUCTION OF THE SYSTEM.
DESIGN FLOW = 3 BEDROOMS X 150 GPD + 1 BEDROOM X 75 GPD = 525 GALLONS PER DAY
13°
i
T
+ ee
ay 13’
’
"
.
DESIGN PERCOLATION RATE = 10.1 TO 20.0 MINUTES PER INCH
12°
—
12°
:
.
6.
THE LOCAL HEALTH DEPARTMENT/DISTRICT MUST BE NOTIFIED BEFORE ANY PORTION OF THE
eee
BOTTOM OF TANK
10.94
11/2
SUBSURFACE SEWAGE DISPOSAL
SYSTEM IS CONSTRUCTED AND PRIOR TO BACKFILL OF ANY PORTIONS.
DESIGN UTILIZES A 25 FT SEPARATION DISTANCE TO A OPEN WATERCOURSE/WETLAND PER TABLE 1 OF THE CTDPH TECHNICAL
11
11”
GRADE ON TOP OF TANK
;
x
7.
THE UNSTALLER SHALL BE RESPONSIBLE FOR AND. ADEQUATELY COMPACT ANY FILL THAT |S REQUIRED
STANDARDS — ITEM C. THE 18 DIMMOCK ROAD LOT WAS IN EXSISTENCE PROR TO 8/16/1982 AND IS NOT LOCAT::D ON A
‘a
an
16.86
a ee a
BE PLACED IN 6 TO 8 INCH LIFTS AND SHALL BE MECHANICALLY COMPACTED.
PUBLIC) MATER: SUPREY BSTERSHED,
.
DISTRIBUTION BOX
Ld
8
THERE SHALL BE NO CUTS WITHIN 50 FEET OF THE DOWNHILL SIDE OF THE SUBSURFACE SEWAGE
.
r
tl
DISPOSAL SYSTEM OR WITHIN 25 FEET OF THE SIDES OF THE SYSTEM. THERE SHALL BE NO STUMPS OR
DESIGN COMPONENTS:
INLET INVERT
15.03’
eee
prs
hi
BOULDERS BURIED WITHIN 50 FEET OF THE DOWNHILL SIDE OF THE SYSTEM.
8
=
8
14.93"
1-4
| openmc
a
9.
SHOULD ANY SIGNIFICANT VARIATIONS FROM TEST PIT DATA SHOWN (LEDGE, GROUNDWATER,
1,250 GALLON TWO COMPARTMENT SEPTIC TANK
>
“aa,
LEACHING UNIT OUTLET INVERT
4.
ya"
OF
bt
i
=
a
ti
sa ie
—
dl
10. IN GENERAL, ALL CONSTRUCTION PRACTICES, AS PER THE PUBLIC HEALTH CODE, SHALL BE ADHERED TO.
ERREGTIVE LEACHING AREA, RESUIRED = 267.5 Sr \FER "TABLE 6 (OF “THE: CIDFH sTEGISGA.. STANDARDS
INLET INVERT
13.68’
of
‘
iossaich
a.
"
THE FOLLOWING OUTLINES SOME OF THE MAJOR PROCEDURES, BUT DO NOT RELIEVE THE INSTALLER
62"x12” GEOMATRIX GST 6212 LEACHING SYSTEM, ELA=10.0 SF/LF
NOT TO SCALE
..
;
11/2"
FROM FULL COMPLIANCE DUE TO THEIR LACK OF MENTION BELOW:
12 FOOT MINIMUM ROW SPACING (ON CENTER)
a
TOP ELEVATION
13.68"
{2
TOP VIEW
.
LENGTH OF LEACHING SYSTEM PROVIDED = 80 LF
=
LEACHING AREA #2
~
RAIN STORM OR IF THERE IS STANDING WATER IN THE AREA.
-
11/2"
+
an?
bey 1/2"
D-BOX DESIGN SPECIFICATION
b.
THE EARTH SHALL BE SCARIFIED PRIOR TO FILL PLACEMENT. GRAVEL FILL SHALL MEET PUBLIC
Vo ee i
nS
LEACHING AREA #2 CROSS SECTION DETAIL
INLET INVERT
14.83’
/
id
f
CONFORMS TO LATEST:
HEALTH CODE SPECIFICATIONS AND BE PLACED IN ACCORDANCE WITH NOTE. 7.
,
:
ASTM DESIGNATION C913
c.
NO TRUCKS OR HEAVY MACHINERY SHALL BE ALLOWED IN THE STRIPPED AREA.
DEPTH TO RESTRICTIVE LAYER = 29 INCHES - GROUNDWATER MOTTLING/REDOX
CROSS SECTION B-B
TOP ELEVATION
14.83’
NOTES:
11.
THIS SUBSURFACE SEWAGE DISPOSAL SYSTEM IS NOT DESIGNED TO ACCEPT BACKWASH FROM A
MLSS = HF X FFX PF = 34 X 1.75 X 1.25 = 74.4 LF
17
ie
17"
;
1.
PIPE INLET AND OUTLET LOCATIONS
WATER SOFTENER.
80 LF OF LEACHING SYSTEM PROVIDED — SLIGHTLY CONVERGING
;
PROPOSED GRADE
fd
5’
BASE ELEVATION
13.83
13 1/4" | wer
HAVE POLYLOK PIPE SEALS.
12, ALL GEOMATRIX GST 6212 INSTALLATIONS UTILIZE A SPECIFIED SAND (SEE DESIGN NOTE ON SPECIFIED
75 LF OF LEACHING SYSTEM SPREAD PROVIDED 25 FT DOWNGRADIENT — MLSS ACHIEVED
16
-
:
16
OPENING
2.
CONCRETE COMPRESSIVE
INGH MINIMUM ON THE SDES THE DEPIM OF SPEGIFED SAND UNDERNCATIN
THE LEACHING SYSTEM.
s-==
SS
psig sal ay
TV
5. METHON OF MANUFACTURE:
WE
iN ees
1
.
METHOD
OF MANUFACTURE:
Wi
SHALL BE INCREASED BASED ON EXISTING GRADES WITH TOPSOIL REMOVED TO MAINTAIN A LEVEL
LEACHING AREA #1 BASE ELEVATION (UPGRADIENT SIDE) - 12.68 FT
;
11.047)
NATE: PRS
;
}
woe
CAST.
BASE ELEVATION FOR EACH LEACHING AREA.
LEACHING AREA #2 BASE ELEVATION (UPGRADIENT SIDE) — 13.83 FT
14
t
——
SNSTING GRADE | 4
12"
SIDE VIEW
1
4,
SECTION IS MONOLITHIC,
13. THE SPACE BETWEEN THE GEOMATRIX GST 6212 SECTIONS CREATED AT ANGLED BENDS SHALL BE
.
1 1/2
14, lie nt it Pepe oe eg cD ey pat on tee eae ae
OF THE CTDPH TECHNICAL STANDARDS MEETING THE FOLLOWING STIPULATIONS AND GRADATION:
2
—————
12°
1250 GALLON SEPTIC TANK DETAILS
SET be
etc i
:
INSTALL WATERTIGHT PLUGS ON ALL UNUSED
PERFORATED DISTRIBUTION PIPE SHALL BE PROVIDED WITH A
SOLID CAP.
SELECT FILL
PERCENT PASSING
;
.
;
ssa
‘
.
-
ieee
15. BACKFILL AND FINISH GRADING: CAREFULLY PLACE BACKFILL OVER THE LEACHING SYSTEM, A TOTAL
SIEVE SIZE“
WET SIEVE
_DRY SIEVE
"
:
"1
4250 GALLON
OUTLETS.
MINIMUM DEPTH OF 6 INCHES OF WELL GRADED SANDY FILL (CLEAN, POROUS, AND DEVOID OF ROCKS)
#
100
100
-
0
AW
|
AS MEASURED FROM THE TOP OF THE FILTER FABRIC OVER
THE DISTRIBUTION PIPE. FINISHED GRADE
#10
70-100
70-100
REGULAR
MUST DIVERT SURFACE RUNOFF FROM THE SOIL TREATMENT AREA AND PREVENT SURFACE PONDING
#40
10-508
10-75
;
.
ten
me’
;
PER THE PROPOSED CONTOUR LINES AND SPOT GRADES PROVIDED ON THE SITE PLAN. PROTECT THE
0-20
9
9
SEPTIC TANK
SYSTEM AREA FROM EROSION BY LOAMING AND SEEDING OR BY USING OTHER APPROVED METHODS
#100
=
0-5
.
_
OF EROSION CONTROL.
#200
0-5
0-2.5
8
3’
Sale DERSH SPEROEKRON
EE ee ee ee en ie ee
*PERCENT PASSING THE #40 SIEVE CAN BE INCREASED TO NO GREATER THAN 75% IF THE PERCENT PASSING THE #100
AST DESIGNATION €1227
GEOMATRIX GST 62 SERIES DESIGN AND INSTALLATION MANUAL.
SIEVE DOES NOT EXCEED'10% AND THE
#200 SIEVE DOES NOT EXCEED 5% IF THE FILL FAILS THE DRY SIEVE BUT
NOTES:
17, THE FILL OVER THE SEPTIC TANK SHALL NOT EXCEED 12 INCHES WITHOUT THE INSTALLATION OF
FE WET SIEVE, THEN THE FILL
SHALL BE APPROVED.
OT TO
SC
4,
JOINT SEACANT 1S BUTYL RUBSER
PASSES TH
i
SCA
PRECAST CONCRETE RISERS ABOVE THE MANHOLES. IF RISERS ARE INSTALLED, THE ORIGINAL COVERS
WaASHC TOE SEAL THAT CORFORMS
CONSTRUCTION ENTRANCE DETAIL
ON THE SEPTIC TANK SHALL REMAIN.
C33 SAND _- PERCENT
cin math
18, A CLEAN OUT SHALL BE INSTALLED JUST INSIDE THE FOUNDATION WALL ON THE BUILDING SEWER PIPE
SIEVE SIZE
PASSING
|
SPECICATION $$-$~0021(210-A),
FOR MAINTENANCE PURPOSES.
0.375"
100
cE 2.
PPE INLET AND OUTLET LOCATIONS
#
ee
NOTES:
8 pe Ss
nowronene stem. peroruen
SOMN
, EXISTING
#8
80.0—100.0
1.
TOPSOIL SHALL BE STRIPPED WITHIN THE LEACHING AREA AND EXTEND A
t
i
} CONFORM TO LATEST ASTM
=
PAVEMENT
#16
50.0-85.0
MINIMUM OF 5 FEET IN ALL DIRECTIONS BEYOND THE OUTER PERIMETER OF THE
i
a MERPORCIGT
EEE, WRLDED GRE
-
ke
Fy
CONSTRUCTION SEQUENCE:
#0
ayy
LEACHING SYSTEM.
=
t
FABRE: CONFORM TO LATEST AST
I ——
-
ZZMOUNTABLE BERM
el
a0
2.
COMMON/NATIVE CLEAN FILL SHALL BE USED TO FILL THE REMAINING AREAS
7
gg i
eae ee FA
PROFILE
(OPTIONAL)
1. SURVEYOR TO MARK LIMITS OF CLEARING AND THE AREA OF DISTURBANCE.
9200
5
- -
SUMO INATVE CLEAN FLL SHALL a ee = eee a AL
SIREN $000 Pee AT 28 Oar,
as
2. INSTALL SILT FENCE AS INDICATED ON THE SITE PLAN AND PER EROSION AND SEDIMENT
NOTE: ASTM C33 SELECT SAND SHALL NOT CONTAIN ANY MATERIAL LARGER THAN THE THREE (3) INCH
.
iH
& METHOD
OF NAN
50°MIN.
_
CONTROL PLAN
SIEVE. UP TO 45% OF THE DRY WEIGHT OF THE REPRESENTATIVE SAMPLE MAY BE RETAINED ON
THE #4
DIREGTIONS, BEYOND THE OUTER PERIMETER DP JHE LEACHING SYSTEM.
L
7, SECTIONS ARE MOHOLTOC.
z
"
SIEVE. THE MATERIAL THAT PASSES THE #4 SIEVE IS THEN REWEIGHED AND THE SIEVE ANALYSIS
tl
~onnieneaniin
EXISTING
2
3, INSTALL CONSTRUCTION ENTRANCE AS INDICATEDION THE SITE PLAN AND PER EROSION AND
STARTED.
TOP VEW
Poles
|
S
SEDIMENT CONTROL PLAN.
NO, 6 STONE AGGREGATE
lilac
bi
4
wai: EXISTING
4,
DEMOLISH EXISTING GARAGE.
=
PERCENT ACCC (EY een)
en
N
7] PAVEMENT
5.
SURVEYOR TO MARK LIMITS OF FOUNDATION FOR PROPOSED GARAGE AND ADDITION.
2"
N/A
GEOMATRIX GST TMLEACHING SYSTEM
ae i
aniiniasesll
Tes oa
SAP
6. EXCAVATE FOR AND CONSTRUCT FOUNDATION FOR PROPOSED GARAGE AND ADDITION.
1.5
N/A
;
Plan
|
; al
=
ae
FS
7. EXCAVATE FOR AND INSTALL UTILITY SERVICE TO THE PROPOSED GARAGE.
3
0-40
ene
:
eer
=
”
=
4
:
x
goa"
i
8.
CONSTRUCT PROPOSED GARAGE AND ADDITION,
1/2"
20-55
:
CONSTRUCTION SPECIFICATIONS
9. COMPLETE FINAL GRADING WITHIN THE AREA OF DISTURBANCE.
hy
0-15
cr F
:
:
oo
1.
STONE SIZE
—
USE
1—4
INCH
STONE,
OR
RECLAIMED
OR
RECYCLED CONCRETE
eid eaucppicnicliniahamms
cas
NOTE: STONE AGGREGATE MUST BE OF UNFORM CONSISTENCY AND ONLY CONTAIN CLEAN, HARD, TOUGH, DURAB!E
4 Yea
‘
|
EQUIVALENT.
11. INSTALL DRIVEWAY AND PARKING AREAS.
FRAGMENTS THAT MEET THE SPECIFICATIONS CITED |
4
:
_
FOR
RESEEDING
TECHNICAL STANDARDS, WHICH INCLUDES A FINES STANDARD OF A MAXIMUM OF 1% PASSING THE #200 SIEVE AT THE
25”
jb
eee
eet
2. LENGTH WINOT LESS THAN 50, FEET, EXCEPT ON A SINGLE RESIDENCE LOT WHERE A
12. TOPSOIL OF EXPOSED SOILS TO PREPARE
FOR
RESEEDING.
PIT/QUARRY SOURCE. THIS STANDARD SHOULD ALSO BE MET AT THE SSDS INSTALLATION SITE; HOWEVER IN NO CASE
*" spe VIEW
:
13, RESEED ALL EXPOSED AREAS PER EROSION AND SEDIMENT CONTROL PLAN. COVER WITH
SHALL THE FINES EXCEED 1.5%
CT DOT #6
3. THICKNESS — NOT LESS THAN SIX (6) INCHES.
stone
4. WIDTH — TWELVE
(12)
FOOT MINIMUM,
BUT NOT LESS THAN
THE FULL WIDTH AT
ones
IN PLACE UNTIL ALL UP-GRADIENT AREAS ARE PERMANENTLY
)
ENTRANCE TO fgiets PB HERES SOI TRENT FOUR AA) HOG te INGLE
Tas SIRT FERES TOREMARS
;
:
a
Fae UNITED CONCRETE PRODUCTS INC,
ESTABLISHED TO THE SATISFACTION OF THE TOWN OF WATERFORD.
4”
SDR 35h
ees conden Ste
qh BO HES
PA. (2019) 25S—a08
5. GEOTEXTILE — WILL BE PLACED OVER THE ENTIRE AREA PRIOR TO PLACING OF STONE.
12’Distribution
Se
YRESMLLE, CT 06492
(203) 269-3119
6. SURFACE WATER — ALL SURFACE WATER FLOWING OR DIVERTED TOWARD CON-
Pipe
Sl
ASTM C—33
a
.
STRUCTION ACCESS SHALL BE PIPED BENEATH THE ENTRANCE. IF PIPING IS
Say
=
fe
May vuseare
IMPRACTICAL,
A
MOUNTABLE BERM
WITH
5:1
SLOPES WILL BE PERMITTED.
ey
a ait
7. MAINTENANCE — THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH WILL
3
1. SEE ELEVATION SCHEDULE FOR SEPTIC TANK INSTALLATION ELEVATIONS.
MUST BE REMOVED IMMEDIATELY.
—
EROSION AND SEDIMENT CONTROL PLAN:
= A’
2. SEPTIC TANK SHALL BE INSTALLED PER THE MANUFACTURER'S INSTALLATION INSTRUCTIONS.
a SRN STING, IS REQUIRED. pa FE one AapheA gee WITH STONE
EROSION AND SEDIMENT CONTROL MEASURES SHALL BE IMPLEMENTED AND INSTALLED PER THE 2002
9. PERIODIC INSPECTION AND NEEDED MAINTENANCE SHALL BE PROVIDED AFTER EACH
CONNECTICUT GUIDELINES FOR SOIL EROSION AND SEDIMENT CONTROL.
4.
ESTIMATED DURATION OF MAJOR CONSTRUCTION ACTIVITIES — 90 DAYS
2.
SURVEYOR TO MARK WETLAND SETBACK LIMITS ON THE PROPERTY AS APPLICABLE.
3.
SILT FENCE IS TO BE INSTALLED, AS INDICATED ON THE SITE PLAN, PRIOR TO ANY
CONSTRUCTION ACTIVITY AND INSPECTED BY TOWN STAFF. A MINIMUM OF 48 HOURS NOTICE
SHALL BE GIVEN FOR THE PURPOSE OF INSPECTION PRIOR TO ANY CONSTRUCTION ACTIVITIES.
SILT FENCE. DETAIL
4.
CONSTRUCTION ENTRANCE TO BE INSTALLED, AS INDICATED ON THE SITE PLAN, PRIOR TO ANY
wis
CONSTRUCTION ACTIVITY.
;
5. EROSION AND SEDIMENT CONTROL MEASURES SHALL BE IMPLEMENTED
AS INDICATED IN THE
GEOMATRIX GST
“LEACHING SYSTEM
ee
—
CONSTRUCTION SEQUENCE ON THE SITE PLAN.
B-B’ CROSS SECTION
FLTER FABRIC MATERIAL
ee Sam Sor
6. STOCKPILE AREAS MUST BE DIRECTLY CONTAINED WITHIN SILT FENCE AROUND THE COMPLETE
Finished Grade shall be pitched to sheet
PERIMETER.
flow stormwater away from system
:
7.
EXCESS SPOILS SHALL BE DISPOSED OF OFF-SITE AT AN APPROPRIATELY LICENSED FACILITY.
VRVARV AVA
8. ALL REMAINING DISTURBED AREAS SHALL BE SEEDED UPON COMPLETION OF CONSTRUCTION.
Cover material depth shall be >6”
‘
—s)
GS Pl ag tp dpc wager tps thtoice
Roark)
IF DURING THE PLANTING SEASON, RECOMMENDED SEEDING DATES SHALL BE BETWEEN APRIL
and shall be uniform over system
I RERLEL
xo
vos
RA
SAS:
a
15 AND SEPTEMBER 15. SEED MIX WILL CONSIST OF 0.45 LB PER 1,000 S.F. OF CREEPING RED OR
STW (253 Sand
,
WSS
TALL FESCUE, 0.05 LB PER'1,000 S.F. OF REDTOP AND 0.20 LB PER 1,000 S.F. OF BIRD’S FOOT
te-mmeval wsiiend
ter Fobri
istribution Pipe
i
SIDE_VIEW
TREFOIL WITH INNOCULENT. FERTILIZER MAY BE APPLIED AT THE RATE OF 7.5 LB PER 1,000 S.F.
CT DOT No.
6
OF 10-10-10.
ee
aaa
9, SILT FENCE BARRIER TO BE MAINTAINED AND LEFT IN PLACE UNTIL ALL DISTURBED AREAS HAVE
—
ESTABLISHED VEGETATION TO THE SATISFACTION OF TOWN STAFF.
now RE
10. CONTRACTOR SHALL BE RESPONSIBLE FOR DAILY INSPECTION AND MAINTENANCE OF SILT
FENCE AND EROSION AND SEDIMENT CONTROL CONDITIONS ONSITE DURING CONSTRUCTION.
mi
11. PROJECT ENGINEER MAY BE CALLED FOR SPECIAL INSPECTIONS TO ASSESS EROSION AND
>2”
f
SEDIMENT CONTROL PLAN EFFECTIVENESS AND MAKE REVISIONS AS NECESSARY.
|
—_
12. PROJECT ENGINEER MAY ALSO BE CALLED IN TO ASSESS EMERGENCY SITUATIONS (I.E. SEVERE
LENGTH OF
S | TE | M P R O VE M E N T S U, R VE Y
FLOODING, RAINS OR OTHER ENVIRONMENTAL PROBLEMS).
GEOMATRIX GST “LEACHING SYSTEM
sore
A-A’ CROSS SECTION
INTERLOCKED
eepeey ine
LAND BELONGING TO:
W/ATTACHED FABRIC
R O B E R
ANGLE ENDS OF FILTER FABRIC FENCE
PLAN VIEW
T, JR. & GRACE KYNE
Finished Grade shall be pitched to sheet
eS ees ete
a
flow stormwater away from Say
yy
18 DIMMOCK ROAD
NV
/
ond shall be uniform a syetem
gy ren
WATERFORD, CONNECTICUT
505 Bae
SCALE: 1"= 20'
me
REVISIONS: MARCH 13, 2020
SCT DOT No. 6
MAY 28, 2020
stone
PLAN REVISED THROUGH: MAY 5, 2021
(or approved equivilant)
Sheet 2 of 2