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SEPTIC SYSTEM DESIGN
FLOW ESTIMATE:
4 BEDROOMS AT 110 GAL / DAY = 440 GAL / DAY
SEPTIC TANK:
440 GAL / DAY x 2 DAYS = 880 GAL
USE 1500 GALLON SEPTIC TANK
LEACHING AREA:
USE 3 - 500 GALLON CHAMBERS (8.5'x 4.8'x 2' EFF. DEPTH) WITH
4' OF STONE ALL AROUND (33.5'x 12.8'x 2' DEEP)
SIDE AREA: (33.5' + 12.8') x 2 x 2 = 185 SF (0.74) = 137 GAL/DAY
BOTTOM AREA: 33.5'x 12.8'= 429 SF (0.74) =.3l 7 GAUDAY
CAPACITY = 454 GAL/DAY
REQUIRED VARIANCES FROM TITLE FIVE:
1. SECTION 15.211 (1): LEACH AREA TO BE LESS THAN 10' FROM PROPERTY LINE (VARIANCE OF 3').
2. SECTION 15.211 (1): SEPTIC TANK TO BE LESS THAN 10' FROM PROPERTY LINE (VARIANCES OF 5').
3. SECTION 15.221 (7): LEACH AREA TO BE MORE THAN T BELOW GRADE (VARIANCE OF 3').
4. SECTION 15.221 (7): SEPTIC TANK TO BE MORE THAN T BELOW GRADE (VARIANCE OF 2').
BENCHMARK AT
LEFT CORNER OF
BOTTOM SLATE STEP N1 o?.15 8
ELEVATION = 93.55
98-
__100
8-
100 SN�p / ` 96
100
98-1 / 96 G000 � 94 m
i
0-
96 96
L
N�
__--\94-_.__
-
KEY:
EXISTING CONTOUR: - - - -
�6p
PROPOSED CONTOUR: .............
Ove RO LOCUS
`
EXISTING SPOT ELEVATION: 25.5
PMQPNO
PROPOSED SPOT ELEVATION: 25.5
0 %
TEST HOLE: *
O O
���y
UTILITY POLE: -0-
FENCE LINE:
gPRNPG��
HYDRANT: -6-
1 N 4
RETAINING WALL:
LOCATION MAP
LOT 92 (12,477 SF)
ASSESSORS MAP: 134 PARCEL:
136
PLAN BOOK: 207, PAGE: 57
SEPTIC SYSTEM DESIGN
FLOW ESTIMATE:
4 BEDROOMS AT 110 GAL / DAY = 440 GAL / DAY
SEPTIC TANK:
440 GAL / DAY x 2 DAYS = 880 GAL
USE 1500 GALLON SEPTIC TANK
LEACHING AREA:
USE 3 - 500 GALLON CHAMBERS (8.5'x 4.8'x 2' EFF. DEPTH) WITH
4' OF STONE ALL AROUND (33.5'x 12.8'x 2' DEEP)
SIDE AREA: (33.5' + 12.8') x 2 x 2 = 185 SF (0.74) = 137 GAL/DAY
BOTTOM AREA: 33.5'x 12.8'= 429 SF (0.74) =.3l 7 GAUDAY
CAPACITY = 454 GAL/DAY
REQUIRED VARIANCES FROM TITLE FIVE:
1. SECTION 15.211 (1): LEACH AREA TO BE LESS THAN 10' FROM PROPERTY LINE (VARIANCE OF 3').
2. SECTION 15.211 (1): SEPTIC TANK TO BE LESS THAN 10' FROM PROPERTY LINE (VARIANCES OF 5').
3. SECTION 15.221 (7): LEACH AREA TO BE MORE THAN T BELOW GRADE (VARIANCE OF 3').
4. SECTION 15.221 (7): SEPTIC TANK TO BE MORE THAN T BELOW GRADE (VARIANCE OF 2').
BENCHMARK AT
LEFT CORNER OF
BOTTOM SLATE STEP N1 o?.15 8
ELEVATION = 93.55
98-
__100
8-
100 SN�p / ` 96
100
98-1 / 96 G000 � 94 m
i
0-
96 96
L
N�
__--\94-_.__
-
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M16-38
Permit valid ofor REPAIR OF SEPTIC SYSTEM
ONLY, du.. to State and Local septic variances.
board of _9ealth review and approval is reyuircd for
a` suture ad(litions/r•e0uvations/alterations to
�sew86e f rcilities and/or structures/dwelling.
i
'YArnmth llealbb Department
'AL'PRO V Y5*!
��artTe Date
SEPTIC SYSTEM SECTION
COVERS WITHIN 6.
OF FINISHED GRA[
85(1/-),/
ELEV.
5(+/-
ELEV.
(UNDER SLAB)
BATH w
o OPEN
" AREA 0
FAMILY Y
ROOM UTILITIES
WALK BED
OUT ROOM
BASEMENT
LIVING
ROOM
BATH DINING I KITCHEN
I ROOM I-
w/d
BEDI 1st FLOOR
ROOM
BATH
BED BED
ROOM ROOM
2nd FLOOR
EXISTING FLOOR PLAN
_EV.
d ��ptil
lz)
(H- 0)
1500 GAL
SEPTIC TANK
(6" OF STONE UNDER OR
MECHANICALLY COMPACTED)
TEE SIZES:
INLET: 6" UP, 13" DOWN
OUTLET: 6" UP, 14" DOWN
GARAGE
PORCH
WALTH DEPT.
D -BOX
(6" STONE UNDER)
(H-20)
-GAS BAFFLE
AT OUTLET TEE
2" PEASTONE OR FILTER FABRIC
3/4" -1 1/2"
WASHED STONE
INSPECTION PORT
ELEV.-- 85.0
T MAX.
(1- OM ) .,.
ELEV.
TEST HOLE LOGS
ENGINEER: THOMAS McLELLAN, P.E.
WITNESS: AMY VON HONE, R.S.
DATE: 8-18-16 & 8-23-16
PERCOLATION RATE: < 5 MIN/IN
LMII' °° . . . 1-119W 82.0
H H ELEV.
33.5'x 12.8'- 1
3 - 500 GALLON CHAMBERS WITH
4' OF STONE ALL AROUND
(33.5'x 12.8'x 2' DEEP)
H-20
(TO BT VE TED)
TH-1
24" FILL GLG°•
O/A HORIZON"
LOAMY SAND
27" 1 OYR 4/1 86.7
B HORIZON
LOAMY SAND PERC AT 42"
48"1 1 OYR 5/8 85.0
Cl HORIZON
MEDIUM SAND
C2 HORIZON _, - UNSUITABLE SOIL
(REMOVE)
156" 2 5Y 6/44AM _ 76.0
C3 HORIZON WICKED GOOD SAN[
204" MEDIUM SAND 72.0
NO GROUND WATER ENCOUNTERED
NOTES:
1. VERTICAL DATUM: ASSUMED
2. MUNICAPAL WATER IS AVAILABLE.
3. SCHEDULE 40 - 4" PVC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM.
4. ALL PRECAST UNITS SUBJECT TO TRAFFIC LOADS TO CONFORM WITH AASHTO H-20 SPECIFICATIONS.
5. PIPE PITCH = 1/8" PER FOOT (UNLESS NOTED OTHERWISE).
6. FIRST 2' OF PIPE OUT OF D -BOX TO BE SET LEVEL.
7. THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE USE OF A GARBAGE DISPOSAL.
8. 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. GROUND COVER OVER ALL SEPTIC SYSTEM COMPONENTS NOT TO EXCEED 31.
11. FIELD SURVEY PROVIDED BY TERRY A. WARNER, P.L.S., HARWICH, MA.
12. THIS PLAN REQUIRES THE REVIEW AND APPROVAL OF ONE OR MORE TOWN DEPARTMENTS AND
IS SUBJECT TO CHANGE UNTIL SUCH TIME.
13. EXISTING SEPTIC TANK, LEACH PITS (3) AND DRY WELL IS TO BE PUMPED AND FILLED WITH
SAND OR REMOVED.
14. D -BOX TO BE WATER TESTED TO ENSURE LEVELNESS AND EQUAL FLOW.
15. EXISTING WATER SERVICE TO BE RELOCATED SO AS TO BE A MINIMUM OF 10' FROM
PROPOSED SEPTIC SYSTEM.
16. ALL UNSUITABLE SOIL, (SILT LOAM, APPROX. 13' DEEP) WITHIN 5' OF PROPOSED LEACH AREA
IS TO BE REMOVED AND REPLACED WITH CLEAN MEDIUM SAND.
SITE PLAN )
LOCATION:
N OF41.4
cti i 24 BARNACLE RD., YARMOUTHPORT,MA
TERRY Gs'
ANN PREPARED FOR:
i VARN>-R
i 5 CHARLES BRIGHT
No. 3,8721
" r DATE: 8-25-16 SCALE: 1" = 20'
BASS RIVER ENGINEERING
THOMAS J. McLEI AN, P.E. P.O. BOX 1163, EAST DENNIS, MA 02641
508-364-9048