HomeMy WebLinkAbout83-1859 - Site Plan002SYSTEM DESIGN:
GARBAGE DISPOSER IS NOT ALLOWED
DESIGN FLOW: 4 BEDROOMS @ 110 GPD = 440 GPD
USE A 440 GPD DESIGN FLOW
SEPTIC TANK: 440 GPD (2) = 880
USE A 1500 MIN. GAL. SEPTIC TANK
BOTTOM AREA ONLY:
13.5' (+/-) X 50.3'= 602 SF X (.74) = 446 GPD
USE A 602 SF LEACHING FIELD AS SHOWN
MA
APPROVED DATE BOARD OF HEALTH
NOTES
I. VMIVIVI I -
2. MUNICIPAL WATER IS AVAILABLE
3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT.
4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS
TO BE AASHO H-10
5. PIPE JOINTS TO BE MADE WATERTIGHT.
6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH
310 CMR 15.000 (TITLE V.)
7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO
BE USED FOR LOT LINE STAKING OR ANY OTHER
PURPOSE.
8. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC.
9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED
WITHOUT INSPECTION BY BOARD OF HEALTH AND
PERMISSION OBTAINED FROM BOARD OF HEALTH.
10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING
DIGSAFE (1-888-344-7233) AND VERIFYING THE
LOCATION OF ALL UNDERGROUND & OVERHEAD UTILITIES
PRIOR TO COMMENCEMENT OF WORK. .
11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE
REMOVED 5' BENEATH AND AROUND THE PROPOSED
LEACHING FACILITY.
12. EXISTING LEACHING FACILITY SHALL BE PUMPED AND
REMOVED OR PUMPED AND FILLED WITH CLEAN SAND.
13. NO"BASEMENT" ALLOWED. FLOODZONE RESISTANT
DESIGN REQUIRED (BY OTHERS). FINAL GRADING TO
BE IN ACCORDANCE WITH FEMA REGULATIONS AS SHOWN.
14. ALL RUN-OFF TO BE CONTAINED ON-SITE
DESIGN REQUIRED (BY OTHERS). FINAL GRADING TO
BE IN ACCORDANCE WITH FEMA REGULATIONS.
15. DRYWELLS (OR DRIP TRENCHES) SHALL BE INSTALLED
TO CONTAIN ROOF RUN-OFF.
16. CONTRACTOR TO COORDINATE ALL UTILITY DISCONNECTS
AND NEW SERVICES WITH APPROPRIATE VENDORS.
17. CONTRACTOR TO NOTE ORDER OF CONDITIONS COVERING
ANY WORK ON SITE TO BE ISSUED BY THE TOWN OF YARMOUTH
CONSERVATION COMMISSION. COPY OF ORDER TO BE ONSITE AND ALL
CONDITIONS AND SPECIAL CONDITIONS SHALL BE ADHERED TO.
REQUIRED INSPECTIONS AND CERTIFICATIONS
1. ENGINEER SHALL INSPECT WHEN REQUIRED EXCAVATION IS
COMPLETE.
2. ENGINEER SHALL STAKE FOOTING PRIOR TO POURING
3. ENGINEER SHALL INSPECT FOOTING AND REBAR PRIOR TO POURING
OF WALL
4. ENGINEER SHALL INSPECT WHEN CLEAN FILL HAS BEEN PROPERLY
DEPOSITED
5. ENGINEER SHALL INSPECT AND CERTIFY SEPTIC COMPONENTS AND
PUMP MECHANISMS AFTER INSTALLATION
ENGINEER SHALL CERTIFY TO YARMOUTH HEALTH DEPARTMENT THAT
THE RETAINING WALL, SEPTIC SYSTEM AND PUMP MECHANISMS HAVE
BEEN INSTALLED IN SUBSTANTIAL COMPLIANCE WITH THE APPROVED
PLAN.
pAr
*THE INSTALLER SHALL VERIFY THE
LOCATIONS OF ALL UTILITIES AND ALL
BUILDING SEWER OUTLETS AND
ELEVATIONS PRIOR TO INSTALLING ANY
PORTION OF SEPTIC SYSTEM
FIRST FLOOR BLDG ELEV. 11.0' CONCRETE ACCESS COVERS TO WITHIN 6" OF FIN. GRADE
RAWLSPACE SLAB .6' roP FOUNDATION 10.03
WITHIN 20' OF SAS g 5'
REMAINDER OF CRAWLSPACEMINIMUM .75' of c0v
ALL SYSTEM COMPONENTS SHALL BE MA KED
WITH MAGNETIC TAPE OR COMPARABLE MEANS
FOR FUTURE LOCATION. MARK CORNERS DF
LEACH FIELD WITH 24" #5 REBAR WITH AFETY
CAP DRIVEN JUST BELOW GRADE EACH CORNER
OF LEACH FIELD.
4" DIA PERF. INSP. PORT TO SAND AT BOTTOM OF
LE CHING FIELD. 4" THREADED CAP TO WITHIN 3" OF FINISH GRADE 40 MIL LINER FROM ELEV. 8.8' TO ELEV. 4.8' MIN.
\ RETAINING WALL SCHEMATIC SHOWN, EXACT FASCADE
\\\ AND CONSTRUCTION BY OTHERS. TOP OF WALL HT. AS NOTED
'
OVER PRECAST /F--. TOP PIPE 8.65± FINISHED GRADE- 4" LOAM &SEED 2% MIN. SLOPE OVER SYSTEM
SLAB AT EL. 7.4' PRECAST H-10 PROP. TEE / \ ` T P T -p (C C
4"SCH40 .... RISERS OY'P.) i r \ . .
FLOOD VENTS WITHIN 12" GRADE 2m 4"OSCH40 PVC CLEAN FILL /
PIPES LEVEL 1ST 2' -
10' �'-- . ��'.. .-:�-;; . �.-:::.: _,:.-, �. , ..,.:_:;: :.:,:.:,,. CAP ENDS a
(GROUND AT EL. 7.4) REQ. TEE 2500 GAL r ° ^
r 4" PERFORATED PVC. 5=0.005 0
VENTS ON 2 SIDES REQ. s,: SEPTIC TANK/PC o
FLOOD VENT/FOUNDATION DESIGN 7.2 COMBINATION ° 3/4"-1-1/2 DOUBLE WASHED STONE LEACHING FIELD o
° °o°o°p°p°o°ege' 0 6"DEPTH MIN BELOW INV.
BY OTHERS. SHOREY OR EQUAL ° '° °°° 8.25' 8.00'
°"°,•°"°^O^O °• EVEL BOTTOM o /
7.5'* (SEE DETAIL) 8.52' 8.35
s:^:' '::: '. •.; ... - 55 5' MIN. UNSUITABLE _°
BLOCK UP FOR 24" COVER NP.
DEPTH OF FLOW 4' 0 O^ 0 O^ 0 O^ 0 O^ 0 O^ 0 O^ 0 0 O^ 0 O^_ 0 O^ 0 O^ 0 Cr - 0 -BOX ACME DB -5 OR EQ. 7.50 rDEPTH
OIL REMOVAL
°O °O °O °O °O °O °O °O °O °O °O °C HERE SPECIFIED
INLET DEPTH = 10" SEPTIC SYSTEM PROFILE .0 PER SOIL LOGS
6CRUSHED STONE OR MECHANICAL 5 ~
,.,'.
°°°°°°°o°'°°°°°°°!
OUTLET DEPTH = 14" COMPACTION. (15.221 [2])
TIDALLY INFLUENCED GROUNDWATER _ 2.5'
LEACHING: USE A 602 SF LEACHING FIELD 602 SF X .74 = 445 GPD O.K.
(2-% SLOPE) (--Z-% SLOPE) (-1-7 SLOPE)
FOUNDATION -SEPTIC TANK LEACHING
- 15 2' D' BOX 12 C-A^II ,T,y
11
LOT 80
0.54 ACRES±
(12,745± UPLAND)
all,
alr, _
NOTE: WETLAND
RESOURCE AREAS
FLAGGED BY LEC
ENVIRONMENTAL
CONSULTANTS, INC.
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PROP. VENT WITH CHARCOAL FILTER \
AND BUGSCREEN (FINAL PLACEMENT BY
CONTRACTOR WITH HOMEOWNER
CONSULTATION)
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LEC FLAG `
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PROP. 4 BR DWELLING -I o. 6'
FIRST FL ELEV. 11.0'
(CRAWLSPACE SLAB ELEV.
MIN. 8.25')
5' UNSUITABLE SOIL REMOVAL
LIMIT AROUND LEACHING FIELD
Y/
EXISTING 4 BR
DWELLING
(TO BE REMOVED AND REPLACED)
EXISTING FIRST Fl.
ELEV. = 9.4'
��9eO AIi8E MW \ T
(LEC) (DCE) / \
�,WO� PROP.
OP ' \ / \ DRIVEWAY
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6�
LFAVED
/ \ IVE
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/
A\/ / PROPOSED 4 BR SEPTIC SYSTEM TO
O\ /1I / CONSIST OF A TITLE 5 COMPLIANT 1500
'FSTO ROP. RET. )N LL GALLON SEPTIC TANK, DBOX, AND A
c3P TW- 9 0' 602 SF LEACH FIELD, BASE OF WHICH
(DESiI , YY7TTHERS) IS 5' ABOVE HIGH GROUNDWATER.
FINAL GRADE (VER SAS TO BE ELEV.
10.0 -9.5' VCIES
/-/ BENCHMARK: C. BASIN AT
/
SITE PLAN
Scale: 1 "= 20'
0 10 20 30 40 so FEET
NOTE: NO INCREASE IN TITLE 5 DESIGN FLOW, NOT "NEW CONSTRUCTION" UNDER TITLE 5.
VARIANCES REQUESTED UNDER MAXIMUM FEASIBLE COMPLIANCE 15.405:
(1a) LEACHING FIELD TO BE LOCATED 7.5' FROM LOT LINE (10' REQUIRED) VARIANCE OF 2.5' REQUESTED
(1f) LEACHING FIELD TO BE LOCATED 25' FROM DRAIN WHICH MAY INTERCEPT HIGH GROUNDWATER- 50' REQ. 25' VARIANCE REQUESTED, WALL/LINER PROVIDED
VARIANCE TO LOCAL BOARD OF HEALTH REGULATIONS REG. 3.7:
LEACHING AREA TO BE 70.4' FROM COASTAL BANK, 100' REQUIRED, 29.6' VARIANCE REQUESTED
DCE # 09-130
ELEVATION 4.95' NGVD29
PROPOSED ROCK WALL VENEER
ACCESS FOR ROUTINE MAINTENANCE
EXISTING CONTOUR
MUST BE PROVIDED FOR ZABEL FILTER.
EXIST. SPOT ELEV.
99
INSTALLER MUST FOLLOW ALL
f98.4]
PROPOSED SPOT EL.
MANUFACTURER'S SPECIFICATIONS FOR
PROPER FILTER INSTALLATION
Z>A
SLOPE OF GROUND
UTILITY POLE
yy
FIRE HYDRANT
-W-
NOTE 5003 GAL. RESERVE
PROVIDED IN PC
ALARM AND CONTROL PANEL
FENCE LINE
TO BE INSTALLED INSIDE
BUILDING. ALARM TO BE ON INV. IN 7.2'
POST LIGHT
SEPARATE CIRCUIT FROM PUMP
2" PRESSURE UNE
ZABEL FILTER
FLOAT SNITCH ALARM ON (A/oo) u'TEE
SLOPE 70 DRAIN BACK
OUTLET TEE W/EXTENSION
SETTINGS: 1500 CAL MI
WEEP HOLE
PUMP ON
B"
THIS SIDE
CHECK VALVE
5" WORKING RANGE
OF BAFFLE
MYERS SRM 4
5"
PUMP OFF 12
S.B•
SUBMERSIBLE 4/10 HP PUMP
SYSTEM (OR EQUAL)
(ON BLOCK)
4 DOSES PER DAY, AT 110 GAL. PER
000000 0000 00 0000
DOSE (5" WORKING RANGE)
5" BAFFLE
2500 GAL. SEPTIC TANK/PUMP CHAMBER
COMBINATION
(NOT TO SCALE)
TEST HOLE LOGS
ENGINEER: DANIEL A. OJALA PE, PLS SE1805
WITNESS: AMY VON HONE RS,
CHO
DATE: JULY 1, 2009
PERC. RATE _ < 2 MIN/INCH
CLASS I SOILS
4 ELEV.
V
p"
7.0' 0^
7.4'
FILL
FILL
3" LOAM
3" LOAM
THEN SAND
THEN SAND
24"
24"
A LS
A LS
27
tOYR 3/2 27"
10YR 3/2
B LS
B LS
42„
10YR 5/6 3.5' 42„
10YR 5/6 3.5'
PERC
Cl
C1
BOTT. AT
52', 24
GAL IN
9:30
< 2 MIN/INCH
M/C S
M/C S
GROUNDWATER DEPTH 56.4"
2.5 Y 7/3 0
2.5 Y 7/3
el. 2.3' BUT TIDALLY INFLUENCED
EL. 2.3'
=
SEE BELOW
120" I I -3.0 120" I -3.0
NOTE: MONITORING WELL
OVER LUNAR CYCLE EL. 2.5
TIDALLY INFLUENCED- USE 2.5 NGVD29 AS ADJUSTED HIGH GROUNDWATER ELEVATION
(AUTOMATED MONITORING WELL SET, AND READINGS TAKEN OVER NEW MOON CYCLE
DURING HIGHEST TIDES OF JUNE)
4" DIA PERF. INSP, ORT TO SAND AT BOTTOM OF
LEACHING FIELD. 4" THREADED CAP, SCH40 PVC
THREADED CAP TO 4THIN 3" OF FINISH
\GRADE
2% MIN. FINISH GRADE \
LOAM AND
SEED
notMIRAFI 140N FABRIC
DIS
44444OR 2" PEASTONE
5' MIN.
ADJ.
GROUNDWATER
5' MIN.UNSUITABLE
SOIL REMOVAL
WHERE SPECIFIED
DEPTH PER SOIL LOGS
LEACHING
TO 1 1/2" DOUBLE
) STONE (NO FINES)
ELD TYPICAL DETAIL
NOT TO SCALE
°t !tip/ori
DATE
DANIEL A. OJALA, P.E., P.L.S.
off 508-362-4541
fax 508-362-9880
downcope.com
170wn cope engineering, inc,
civil engineers
land surveyors
939 Moin Street ( Rte 6A)
YARMOUTHPORT MA 02575
e
Lewis Bay
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ROd%p
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RDod
6
S1D�
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Nantucket
Sound
LOCUS MAP
SCALE 1"=2000'±
ASSESSORS MAP 14 PARCEL 3
DATUM: NGVD
LOCUS IS WITHIN FEMA FLOOD ZONE B &
Al2 ELEV. 10 AS SHOWN ON COMMUNITY
PANEL #250015 0005 D DATED JULY 2,
1992
(NOTE: ELEVATIONS, BASED ON NGVD,
INDICATE ENTIRE SITE IS WITHIN THE 100
YEAR FLOOD ELEVATION)
WETLAND RESOURCE AREAS FLAGGED BY
LEC ENVIRONMENTAL CONSULTANTS, INC.
ZONING SUMMARY
ZONING DISTRICT: R-25
MIN. LOT SIZE 25,000 S.F.
MIN. FRONT SETBACK 30'
MIN. SIDE SETBACK 15'
MIN. REAR SETBACK 20'
MAX. LOT COVERAGE: 25%
UPLAND AREA (TO C. BANK) = 12745 SF
PROP. LOT COVERAGE: 23.8%
SITE IS LOCATED WITHIN AP DISTRICT
REFERENCES
CTF 139728
LCP 14426H, LOT 80
LEGEN D
EXISTING CONTOUR
X 9.9
EXIST. SPOT ELEV.
99
PROPOSED CONTOUR
f98.4]
PROPOSED SPOT EL.
TH1
TEST HOLE
Z>A
SLOPE OF GROUND
UTILITY POLE
yy
FIRE HYDRANT
-W-
WATER LINE
-X
FENCE LINE
LOT LINE
POST LIGHT
NOTE NOT ALL SYMBOLS MAY APPEAR IN DRAWING
'Varmot,th 4tealth 11?epartmrnt
dame jU:ft-- ka
SITE PLAN
SHOWING PROPOSED DWELLING
AT
355 GREAT ISLAND ROAD
WEST YARMOUTH
PREPARED FOR
B. RODOALPH &
M. MICOZZI
JUNE 12, 2009
REV. JULY 1, 2009 (TH LOGS ETC.)
REV. JULY 14, 2009 (FLOODZONES, ETC.)
REV AUG. 10, 2009 (CRAWLSP. ELEV.)
REV AUG. 18, 2009 (HEALTH DEPT. NOTES)
REV AUG. 24, 2009 (FRONT STEPS)
REV. SEPT. 15, 2009 (LOT COV.)
REV. SEPT. 22, 2009 (T.W. EL)
Scale: 1 "= 20'
0 10 20 30 40 50 FEET