HomeMy WebLinkAboutEngineer Plan4" CAST IRON or EQUIVALENT
MIN. PITCH 114" PER FOOT
(DATUW ASSUMED)
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SCALE: V' = 30'
REP PB 241 PG 109
LEGEND
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99 EXIST. CONTOURS
— — — — — 99 PROP. CONTOURS
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TOP
E WATERTIGHT AND SEPTIC SYSTEM PROFILE
Flaherty Environmental Services
WITHIN 6" OF FINAL GRADE (not to Scale)
INSR PORT
W/I 3" OF GRADE
CLEAN SAND
P.O. Box 031
2" o_fh to 1n DOUBLE WASHED
EL. 56.0'
Harwich, MA 02645
PEASTONE OR GEOTEXTILE
--` —�
774.994.1166
FILTER FABRIC
4" SCHEDULE 40 PVC PIPE
VENT IF REQUIRED
INrst 2'10 be level)
14"
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6" CRUSH D STONE gR
SOIL ABSORPTION SYSTEM
MECHANICALLY COMPACTED
(2) 500 GALLON H-20 CHAMBERS
,'EP17C TANK
WITH 4' STONE AROUND IN A
5.5'
L1
4" to 12" DOUBLE WASHED STONE
12.83'X 25'X X CONFIGURATION
BOTTOM OF TEST HOLE EL. 45.0'
USGS ADJUSTMENT: N/A
GROUNDWATER ELEV: N/A
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OF �+SS
£ 56
Yarmouth 1R@8Ith D0ePrtI110Lt.
57
NODDED
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AREA
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DATE.' 7/16/2022 REVISED.'
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EXIST. SAS AREAy�'
LOCUS
SITE AND SEWAGE PLAN
231'
h'�BRp
FOR
m
120 .00,
N TH
B 8c 8 EXCAVATION, INC./
S83D14'30'E
..'I'a.
.�{• 4,
SANDRA KUHFAHL
63 GORDON LANE
55
YARMOUTHPORTtMA
LOCATION AgAP NTS
PAGE i OF2
GENERAL NOTES
1. ALL PRECAST COMPONENTS TO BE H-10
RATED UNLESS OTHERWISE SPECIFIED.
DISTRIBUTION BOX AND ANY
COMPONENTS WITH ANY ANTICIPATED
VEHICULAR TRAFFIC TO BE H-20 RATED.
2. THE DESIGN OF THIS SYSTEM DOES NOT
ALLOW FOR THE USE OFA GARBAGE
GRINDER.
3. MUNICIPAL WATER IS AVAILABLE.
4. ALL CONSTRUCTION TO CONFORM WITH
310 CMR 15.000 AND ALL OTHER
APPLICABLE LOCAL, STATE AND FEDERAL
CODES AND REGULATIONS.
5. INSTALLER/CONTRACTOR TO REVIEW &
VERIFY ALL ELEVATIONS AND DETAILS
AND REPORT ANY DISCREPANCIES TO
DESIGNER PRIOR TO CONSTRUCTION OR
ASSUME ALL RESPONSIBILITY,
6. INSTALLER/ CONTRACTOR IS
RESPONSIBLE FOR MAINTAINING SAFE
WORKAREA, VERIFYING ALL UTILITIES
AND NOTIFYING "DIG SAFE"
(1-888-344-7233) 72 HOURS PRIOR TO
CONSTRUCTION.
Z ANY CHANGES TO OR DEVIATIONS FROM
THIS PLAN MUST BE APPROVED IN
WRITING BY FLAHERTY ENVIRONMENTAL
SERVICES AND LOCAL BOARD OF HEALTH.
8. FINISH COVER OVER COMPONENTS IS
NOT TO EXCEED 3' PER 310 CMR 15.000
UNLESS SHOWN PER PLAN,
9, ALL ABANDONED SEPTIC SYSTEM
COMPONENTS TO BE PUMPED DRY AND
FILLED WITH CLEAN SAND OR REMOVED
AND REPLACED WITH CLEAN SAND.
10.ALL COMPONENTS TO BE PROVIDED
WITH WATERTIGHT ACCESS PORTS
WITHIN 6" OF FINISH GRADE.
11.ALL SEPTIC TANKS, DISTRIBUTION
BOXES AND PIPING TO BE INSTALLED
WATERTIGHT.
12.NO KNOWN WETLANDS OR WELLS
WITHIN 150 FEET OF PROPOSED
LEACHING OTHER THAN SHOWN.
13. THIS IS NOTA CERTIFIED PLOT PLAN
AND UNDER NO CIRCUMSTANCES IS THIS
PLAN TO BE USED FOR ZONING OR
BUILDING PURPOSES.
14. LOT IS SHOWN AS ASSESSOR'S MAP 114
LOT 82.
15.LOCUS PROPERTY IS NOT LOCATED
WITHIN AN AQUIFER PROTECTION
DISTRICT (ZONE 11).
16, NO FOUNDATIONS WITHIN 20' OF
PROPOSED SAS.
DESIGN CALCULATIONS
SYSTEM DETAIL Flaherty Environmental Services
P. 0. Box 331
Harwich, MA 02645
774, 994.1166
NUMBER OFACTUAL BEDROOMS 2 (DESIGN FOR 3)
GARBAGE DISPOSAL UNIT NO
TOTAL ESTIMATED FLOW
(110 GAL/BR/DAYX 3 BR) 330 GAL./DAY
25' _
REQUIRED SEPTIC TANK CAPACITY 660 GAL.
SIZE OF SEPTIC TANK 1000 GAL. (EXISTING)
SOIL CLASSIFICATION 1
7.7
DESIGN PERCOLATION RATE <2 MIN./INCH
O O 12,83'
EFFLUENT LOADING RATE 0.74 GAL./DAY/FT'
LEACHINGAREA
(2) x (25.0'+ 12.839(2) = 151 SF
250'x 12.83' = 320 SF
471 SF x 0.74 = 348 GPD
100% RESERVE
USE (2) 500 GALLON H-20 CHAMBERS WITH 4' STONE
INA 12.83' X 25 0' CONFIGURATION AS DIAGRAMMED
RESERVE LEACHING CAPACITY 348 GPD
SOIL EVAL UA
TEST HOLE #1
Evaluator David D. Flaherty Jr„ RS
SE#2755
BOH Witness: Jay Gardiner, RS
Date: July 16, 2022
TH-I ELEV. 56.0'
RAWA
7"-31"
31"-132"
G. W. ELEV N/A
BOTTOM TH-1 ELEV. 450'
A LS 10YR 312
8 LS 10YR 5/6
C MS 2.5Y616
(NTS)
"I certify that on November 12, 2002, 1 have passed
the examination approved by the Department of
Environmental Protection and that the above analysis
has been performed by me consistent with the
required training, expertise, and experience described
in 310 CMR 15.016(2)."
SZTE AND SEWAGEr PLAN
ICOR
B & 8 EXCAVATZON, ZNC./
SANDRA KUHFAHL
63 GORDON LANE
YARMOUTHPOR7''r MA
PAGE20F2 DATE: 711612022