HomeMy WebLinkAboutEngineered Plan - 2018LOCUS
LOCATION MAP
SF)
ASSESSORS MAP: 33 PARCEL: 56
PLAN BOOK: 56, PAGE: 85
SEPTIC SYSTEM DESIGN
FLOW ESTIMATE:
2 BEDROOMS AT 110 GAL / DAY = 220 GAL / DAY
SEPTIC TANK:
220 GAL / DAY x 2 DAYS = 440 GAL
USE 1500 GALLON SEPTIC TANK
LEACHING AREA:
USE 18 INFILTRATOR QUICK 4 PLUS STANDARD
CHAMBERS AS SHOWN (26'x 9' x 8" EFFECTIVE DEPTH)
SIDE AREA: NA (0.74) = NA GAL/DAY
BOTTOM AREA: 4'x 18 UNITS x 4.7 = 338 SF (0.74) = 250 GAL/DAY
CAPACITY = 250 GAL/DAY
FINISHED GRADE (2%) 100.5
ELEV
6" x 6"(30 YEAR) PRESSURE TREATED
99.7 ---RAILROAD TIES --STAGGER JOINTS
�- AND CONNECT WITH 12" SPIKES
0 101
0 101
0 0 0
0 0 0 0 0 0 0
P
98.7
PROPOSED LEACHING CHAMBERS ELEV
40 MIL POLY LINER ON
INSIDE OF WALL
TOTAL LENGTH OF LINER =101' x (2.51)
TOP OF LINER = 99.7
BOTTOM ELEVATION = 97.2
RETAINING WALL DETAIL
KEY:
EXISTING CONTOUR: - - - -
PROPOSED CONTOUR:.............
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION: 25.5
TEST HOLE: *
UTILITY POLE: -�
FENCE LINE: -
HYDRANT:.
RETAINING WALL: o
98
I \�
A
R.R. TIES IN 1/4"
98.5
GRADE ELEV.
SEPTIC SYSTEM SECTION
FIRST FLOOR
100.02 11 .
TOP OF
° FOUNDATION
97.25 1/8" per ft 98.07
@ a 1/8" per ft
ELEV. a
(EXISTING) u) ° 9665
PROPOSED = 97.0 3�o , • F�ECEV.
cD 96.9 96.55
BUOYANCY CALCULATION: 1500 GALLON SEPTIC TANK
10.5'x 5.67' x (94.7 - 92.4) x 62.4 LB/CF = 8,544 LB
WEIGHT OF TANK = 11480 LB
OM ELEV. WEIGHT OF SOIL COVtR: 10.5'x 5.67'x V x 100 LB/CF = 5953 LB
BUOYANCY CALCULATION: 1000 GALLON PUMP CHAMBER
8.5'x 4.83'x 94.7 - 92.0 x 62.4 LB/CF = 6,917 LB
2'x 1/2" REBAR @ 4' ON CENTER WEIGHT OF SOIL COVER LB 5' x 4.83'x V x 100 LB/CF = 3,765 LB
BENCHMARK AT
HYDRANT TAG BOLT
ELEVATION = 101.51
,102 _..101
10211,
101
°g0'22 -•-x99.6
100
12" oak
99 PC
ressUte11n8
o, 2' 99.4
,
..r rnln ST
24" oak
�G
r w
r
FUTURE ACCESS TO PUMP.
m
8 100
.. 1� EXIST R�ON►
v:p
g
pWE�U1N1p0.02
top In" ace)
sP
TO BE WITHIN 6" OF GRADE.
(craw►
I
L
ELEV.= 99.7
100.5
TEE AT
INLET
th-1 c9 p \
99
S x
99.4
� ,
W
►-�'
Gravel Drive
I
NOTE: 8" EFFECTIVE DEPTH
a
CD
r
FUTURE ACCESS TO PUMP.
LINE INLET.
CD
ELEV. PUMP CHAMBER
WITH MYERS SRM -4 PUMP. PUMP ALARM 1/4" DRAIN HOLE
PACKAGE TO BE INSTALLED IN DWELLING
POWERED BY A CIRCUIT SEPARATE FROM CHECK
THE PUMP POWER. DISTANCE BETWEEN VALVE
ON/OFF SWITCH TO E 3")
lIIICTANr:F RFTWFFN nN C1A/ITr.W
ALL OTHER COVERS AND INSPECTION PORT
MO0
TO BE WITHIN 6" OF GRADE.
L
ELEV.= 99.7
100.5
TEE AT
INLET
,'c,,,: � a ., :�;: a mom•
3' MAX.
,
2" PRESSURE LINE TO EXIT THROUGH RISER OR TANK.
NOTE: 8" EFFECTIVE DEPTH
A QUICK DISCONNECT IS TO BE PROVIDED FOR
INLET IS NOT THE CENTER
FUTURE ACCESS TO PUMP.
LINE INLET.
PUMP CHAMBER COVER TO BE AT GRADE.
ELEV. PUMP CHAMBER
WITH MYERS SRM -4 PUMP. PUMP ALARM 1/4" DRAIN HOLE
PACKAGE TO BE INSTALLED IN DWELLING
POWERED BY A CIRCUIT SEPARATE FROM CHECK
THE PUMP POWER. DISTANCE BETWEEN VALVE
ON/OFF SWITCH TO E 3")
lIIICTANr:F RFTWFFN nN C1A/ITr.W
ALL OTHER COVERS AND INSPECTION PORT
INSPECTION PORT
TO BE WITHIN 6" OF GRADE.
ELEV.= 99.7
100.5
TEE AT
INLET
,'c,,,: � a ., :�;: a mom•
3' MAX.
,
� ,
COVER
1/8" per ft
(V MIN)
99.58 99.41
ELEV. ELEV.
98.7
D -BOX ELEV.
ELEV.
_2K±_/ 1500 GAL
/92.0 1000 GAL (6 OF STONE UNDER)
26'x 9' 90
ELEV. SEPTIC TANK
(6" OF STONE UNDER OR
MECHANICALLY COMPACTED)
TEE SIZES:
INLET: 6" UP, 13' DOWN
OUTLET: 6" UP, 14" DOWN
GAS
BAFFLE
ZABEL
FILTER
ELEV. PUMP CHAMBER
WITH MYERS SRM -4 PUMP. PUMP ALARM 1/4" DRAIN HOLE
PACKAGE TO BE INSTALLED IN DWELLING
POWERED BY A CIRCUIT SEPARATE FROM CHECK
THE PUMP POWER. DISTANCE BETWEEN VALVE
ON/OFF SWITCH TO E 3")
lIIICTANr:F RFTWFFN nN C1A/ITr.W
USE 18 INFILTRATOR
CHAMBERS4 PLUS 4'
AS SHOWN (26'x 9' x 8" EFFECTIVE DEPTH)
ADJUSTED GROUND WATER ELEVATION = 94.7 kAAA j
BED
ROOM
BATH
BED
ROOM
SUN I KITCHEN
ROOM LIVING
ROOM
EXISTING FLOOR PLAN
/ DRAINAGE
12" oaks
SYSTEM
99.6 N
v,o Permit valid f'br REPAIR OF SE PT IC SYST1:1V1
po'- ON",..�ti_, d ,e to; ~tate and Local septic variances.
0 o W .. Board of I le rlth review and approval is required for
any future additions/ren,,.ations/aIterations to
sewage I'm ilaies and/or structures/dwelling.
1 ar1pouth Health D)eparttner�.
APP
x�' 98 40 MIL POLY LINER
�OPKEp�F O FROMNOVSE \- ALSO ON INSIDE OF WALL
97,9 R��pNP 101'x2.5'DEEP
PN TOP OF LINER = 99.7
BOTTOM ELEVATION = 97.2
I 3 AlK �
Name ®ate
TEST HOLE LOGS
ENGINEER: THOMAS McLELLAN, P.E.
WITNESS: PHIL RENAUD
DATE: 10-25-18
PERCOLATION RATE: < 2 MIN/IN
USGS GROUND WATER ADJUSTMENT:
WELL: MIW-29, ZONE: A, ADJ.: 2.3'/ 2 = 1.2'
ADJUSTED GROUND WATER ELEV.= 94.7
0
TH-1 98.5
ELEV
FILL 97.0
O/A HORIZON
LOAMY SAND
10YR 3/1 96.0
B HORIZON PERC„ T 42"
LOAMY SAND
10YR 5/8 g0
C HORIZON
MEDIUM SAND
2.5Y 7/4
OBSERVED 93.5
NOTES:
i
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
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 3'.
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 CESS POOL(S) IS TO BE LOCATED AT TIME OF CONSTRUCTION.
IT IS TO BE PUMPED AND REMOVED.
14. D -BOX TO BE WATER TESTED TO ENSURE LEVELNESS AND EQUAL FLOW.
15. AN ELECTRIC PERMIT FOR THE PUMP SYSTEM IS REQUIRED PRIOR TO CONSTRUCTION.
16. SEPTIC TANK AND PUMP CHAMBER ARE TO BE WATER PROOFED BY MANUFACTURER WITH IPANEX
CONCRETE ADDITIVE OR CONSEAL 55. A 6" EZ WRAP IS ALSO REQUIRED FOR BOTH TANKS. j
17. ALL UNSUITABLE SOIL, (O/A HORIZON, APPROX. 30" DEEP) WITHIN T OF PROPOSED LEACH AREA
IS TO BE REMOVED AND REPLACED WITH CLEAN MEDIUM SAND.
REQUIRED VARIANCES FROM TITLE FIVE:
1. SECTION 15.212: LEACH AREA TO BE LESS THAN 5' ABOVE GROUND WATER (VARIANCE OF 1.0').
2. SECTION 15.211 (1): LEACH AREA TO BE LESS THAN 20' FROM CRAWL SPACE (VARIANCE OF 11').
3. SECTION 15.211 (1): LEACH AREA TO BE LESS THAN 10' FROM LOT LINE (VARIANCES OF V& 2').
4. SECTION 15.211 (1): PUMP CHAMBER TO BE LESS THAN 10' FROM LOT LINE (VARIANCE OF 5'). Ij
5. SECTION 15.255 (5): SOIL REMOVAL TO BE LESS THAN 5' (VARIANCE OF 2').
O' �r
a? McLELLANI
' CMI-.
.., t60, 36471
J.
SITE PLAN
LOCATION: 1
19 BLISCOTT AVE., S. YARMOUTH, MA
PREPARED FOR:
i
EUGENE KOVAL
tTE: 12-12-18 SCALE: 1" = 20'
BASS RIVER ENGINEERING
i
P E P.O. BOX 1163, EAST DENNIS, MA 02641
508-364-9048