HomeMy WebLinkAboutSite Plan( 2'0% SLOPE)
FOUNDATION- 35' -
LONGEST RUN
PROVIDE MIN. 20" DIAM. WATERTIGHT
ACCESS COVERS TO WITHIN 6" OF FIN. GRADE
11.7'
1 1.0' MINIMUM .75 OF COVER OVER PRECAST
PRECAST H0
RISERS (Ty .l y
2'0 4"OSCH40 PVC
6" MIN. SUMP PIPES LEVEL 1 ST 2'
12" MIN. INT. DIM.
*9•0' 10" 1500 GAL H-10 14"
8,29' TEE SEPTIC TANK TEE $,04'
..\ 000°0000°o°o WATERTEST D'BOX
GAS BAFFLE °°o°o°o.o°o°o° FOR LEVELNESS 7 25'
4' LIQ. LEVEL (ACME OR EQUAL) 7.46' 7.29'
... ..o...°.o..o�0000000'00000
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°
n-^-' ° ° ° ° 0 c_n_n_^-n-6"°CRUSHED STONE OR MECHANICAL
�- COMPACTION. (15.221 [2])
( 1 % SLOPE) H-20 (1 % SLOPE)
SEPTIC TANK 58' D' BOX 6'
*THE INSTALLER SHALL VERIFY THE LOCATIONS OF ALL
UTILITIES AND ALL BUILDING SEWER OUTLETS AND ELEVATIONS
PRIOR TO INSTALLING ANY PORTION OF SEPTIC SYSTEM
ZONING SUMMARY
ZONING DISTRICT: RS-40 DISTRICT
REQ.
EXIST.
MIN.
LOT SIZE
40,000 S.F.
17,436 S.F.
MIN.
LOT FRONTAGE
150'
155.7'
MIN.
FRONT SETBACK
30'
38.2'
MIN.
SIDE SETBACK
20'
13.9'
MIN.
REAR SETBACK
20'
-
MAX.
BUILDING COVERAGE
25%
13.7%
MAX.
BUILDING HEIGHT
35'
<35'
TEST HOLE LOGS
ENGINEER: DANIEL E. GONSALVES, SE #13587
WITNESS: PHIL RENAUD
DATE: 3/9/2022
PERC. RATE _ < 2 MIN/INCH
CLASS I SOILS
0"
10"
14"
28"
PERC
120"
FI LL
A
LS
1OYR 3/2
B
LS
1OYR 4/6
C
MS
2.5Y 7/4
ELEV.
10' 0"
14"
16"
7.7' 28"
0' 120"
FI ILL
A
LS
1OYR 3/2
B
LS
1OYR 4/6
C
MS
2.5Y 7/4
ELEV.
10'
7.7'
GROUNDWATER ENCOUNTERED AT 104" EL 1.3
DICE ##20-357
91
PROP.
17,436 S.F.
155.7'
38.2'
14.2'
14.0%
<35'
G-W
ADJ. DATA:
WELL:
MIW-29
ZONE: A
ADJ:
1.2'
FEB.
2022
SYSTEM PROFILE
(NOT TO SCALE)
MARK CORNERS OF
LEACHING FIELD W/
REBAR SET 4" BELOW
GRADE
FILTER FABRIC
/El O 7.60'
PROVIDE INSPECTION PORTS TO
WITHIN 3" OF FINISH GRADE
2% SLOPE \
FINISHED GRADE- \4" LOAM & SEED OR PAVE AS REQ.
40.0'
6.5'
4.0'
LEACHING ADJUSTED GROUNDWATER 2.5'
FACILITY
SYSTEM DESIGN:
GARBAGE DISPOSER IS NOT ALLOWED
EXISTING 4 BEDROOM DWELLING
PROPOSED 4 BEDROOM DWELLING
DESIGN FLOW: 4 BEDROOMS @ 110 GPD = 440 GPD
USE A 440 GPD DESIGN FLOW
SEPTIC TANK: 440 GPD (2) = 880
6"DEPTH
MIN USE A 1500 GAL. SEPTIC TANK
BELOW
-INV. LEACHING:
7.0'
440 GPD / (.74) = 595 SF REQUIRED
15'X40'=600SFOK
600 SF X .74 = 444 GPD OK
USE A 15' X 40' PIPE AND STONE LEACHING FIELD
VARIANCES REQUESTED UNDER TITLE 5
AND YARMOUTH HEALTH REGULATIONS:
1 h: REDUCTION IN GROUNDWATER
SEPARATION, 5' TO 4'
1�j b
wILL�dV
Scale: 1 "= 20'
0 10 20 30 40 50 FEET
STREET°
Zj _217 �2-Z--
DATE
LOCUS MAP
SCALE 1 "=2000'f
ASSESSORS MAP 42 PARCEL 136
LOCUS IS WITHIN BOTH FEMA FLOOD ZONE AE (EL 11) AND
ZONE X (AREA OF MINIMAL FLOOD HAZARD) AS SHOWN ON
COMMUNITY PANEL #25001CO589J DATED 7/16/2014
NOTES
1. DATUM IS NAVD 88
2. MUNICIPAL WATER IS EXISTING
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 5.)
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 BENEATH AND
5' AROUND THE PROPOSED LEACHING FACILITY.
12. EXISTING LEACHING FACILITY SHALL BE PUMPED AND REMOVED OR PUMPED
AND FILLED WITH CLEAN SAND.
13. FLOOD RESISTANT FOUNDATION DESIGN BY OTHERS.
14. GUTTERS AND DOWNSPOUTS TO BE DIRECTED TO DRYWELLS OR ROOF DRIP
LINES TO STONE TRENCHES.
15. OWNER'S ENGINEER TO PERFORM INSPECTIONS OF THE FINAL INSTALLATION.
MINIMUM 24 HOURS NOTICE REQUIRED.
TITLE 5 SITE PLAN
OF
#717 WILLOW STREET
SOUTH YARMOUTH, MA
PREPARED FOR
" h, sq DAVID PEARSON
DANIEL�.
o OJA,LA
CIVIL U
rdoo 46502
� t
J
DANIEL A. OJALA, P.E., P.L.S.
DATE: MARCH 23, 2022
off 508-362-4541
I fax 508-362-9880
downcape.com
doWit cape engineefing, inc.
civil engineers
land surveyors
939 Main Street ( Rte 5A)
YARMOUTHPORT MA 02575
20-357 PEARSON.DWG