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LOCUS CURRENT ZONING: R-40
BUILDING SETBACKS:
F: 30' S: 6' R: 20'
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KEY:
EXISTING CONTOUR: - - -
PROPOSED CONTOUR: o
EXISTING SPOT ELEVATION: 18.6
PROPOSED SPOT ELEVATION: 18.6
TEST HOLE: -$
UTILITY POLE: -6--
FENCE LINE: -x--x x x
HYDRANT: -6
DM # 13-152
11 C'0
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1
EXISTING DOCK
EXISTING BOATHOUSE
TO BE REMOVED AND
REPLACED.
TEST HOLE LOGS
ENGINEER: THOMAS McLELLAN, P.E.
WITNESS: DAVE MASON, R.S.
DATE: 12-15-93
PERCOLATION RATE: < 2 MIN/INCH
TH-1 TH-2
21.0
roP r n v.
sUops Y*
F1
2f l to. 0
9.0
NO GROUNDWATER ENCOUNTERED
SEPTIC SYSTEM DESIGN
NOTES:
1. VERTICAL DATUM: NED
2. MUNICAPAL WATER IS AVAILABLE.
3. SCHEDULE 40 - 4" PVC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM,
4. ALL PRECAST UNITS TO CONFORM WITH AASHTO H-10 & H-20
LOADING SPECIFICATIONS.
5. PIPE PITCH = 114- PER FOOT MIN.
6. FIRST 2' OF PIPE OUT OF D -BOX TO BE LAID LEVEL.
7. THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE
USE OF A GARBAGE DISPOSAL.
S. ALL CONSTRUCTION DETAILS ARE TO BE IN'CONFORMANCE WITH THE
STATE OF MASS. ENVIRONMENTAL CODE (TITLE FIVE) AND LOCAL
HEALTH REGULATIONS.
9. CONTRACTOR TO VERIFY LOCATIONS OF ALL UTILITIES PRIOR
TO CONSTRUCTION.
10. EXISTING CESSPOOLS TO BE PUMPED AND FILLED WITH SAND
OR REMOVED.
11. CONTRACTOR TO VERIFY LOCATION OF EXISTING WATER SERVICE TO
BOATHOUSE. PROPOSED SEWER LINE FROM BOATHOUSE TO BE f0' MIN
FROM EXISTING WATER SERVICE.
FLOW ESTIMATE:
._3_ BEDROOMS AT 110 GAL/DAY/BEDROOM =330 GAL/DAY
SEPTIC TANK:
330 GAL/DAY * 1.5 DAYS = 495 GAL
USE 1000 GALLON SEPTIC TANK
LEACHING AREA:
LSE ONE LEACH PI T (6' * 4' ) WI TH 3' OF STONE
112'EFFECTIVE DIAMETER * 4' DEEP)
SIDE AREA' 12* PI * 4 = 151 SF (2.5) = 377 GAL/DAY
BOTTOM AREA: 6 * 6 * PI = 113 SF (1.0) = 113 GAL/DAY
TOTAL CAPACITY = 490 GAL/DAY
SEPTIC SYSTEM SECTION
35.6
n FIRST FLOOR ELEV.
11 (DWELLING)
32.9
ELEV.
(EXISTING)
COVERS TO
WITHIN 12" OF
GRADE (2)
22.75
,cavi 1500 GAL ELEV_
ELEV. SEPTIC TANK
11.2'
FIRST FLOOR ELEV. TEE SIZES:
(BOATHOUSE) INLET: 6" UP, 10" DOWN
OUTLET: 6" UP, 19" DOWN
9.1
ELEV. (USE MYERS SRM4PC-1 EJECTOR PUMP
INSIDE BOATHOUSE WITH SJ101HL ALARM
PACKAGE, POWERED. BY A CIRCUIT SEPARATE
FROM THE PUMP POWER. USE 2" PVC PIPE TO
SEPTIC TANK.)
EQST-McLELLAN ENGINEERING
24 SCHOOL STREET P.O. BOX 463
HEST DENNIS. MASSACHUSETTS 02670
7. \
THOMAS McLELLAN, P.E. JOHN Z. DEMAREST, P.L.S
6.0
ELE
2.0 14%
ELEV 29' 2�
COASTAL BANK SECTION
(SCALE: 1"= 30')
18.0
ELEV
(TOP OF COASTAL
BANK)
2" PEASTONE
OF 3/4" - 1 1/2"
WASHED STONE
1;=a
0 0
D -BOX 22,48 4' o
22.65 ELEV. 13.0
ELEV. t� .�-ELEV.
17.0 3
ELEV. 12' >
ONE LEACH PIT (6'* 4') WITH
3' OF STONE (12' EFF. DIAM.* 4' DEEP)
(H-20)
SITE AND SEWAGE PLAN
LOCATION:
30 HIGH GROVE ROAD
YARMOUTH MA
PREPARED FOR -
ARTHUR ANTON
SCALE: I"= 30' DATE: 12-31-93
REFERENCE: PLAN BOOK 154 / PAGE 29