HomeMy WebLinkAboutEngineer Plans - 2021_OW ST EXISTING CONTOUR: - - - -
PROPOSEDCONTOUR:
EXISTINGSPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION:
TEST HOLE: *
UTILITY POLE: -O-
FENCE LINE:
LOCUS HYDRANT:...
RETAINING WALL: e�
ASSESSORS MAP: 42 PARCEL:1
PLAN BOOK: 152, PAGE: 43
2nd BENCHMARK AT
CONCRETE BOUND
ELEVATION =102.03
102
34.5'
LEACHAREA DETAIL J
SEPTIC SYSTEM DESIGN
FLOW ESTIMATE:
3 BEDROOMSAT 110 GAL/DAY= 330 GAL/DAY
SEPTIC TANK:.
330 GAL / DAY x 2 DAYS = 660 GAL
USE 1000 GALLON SEPTIC TANK (EXISTING)
LEACHING AREA:
USE 5 -125 GALLON CHAMBERS (6.1'x Tx 12" EFF. DEPTH) WITH
4' OF STONE AROUND SIDES AND 2' AT ENDS (34.5' x 11' x 12" DEEP)
SIDE AREA: (34.5' + 117 x 2 x. t = 91 SF (0.74) = 67 GAL/DAY
BOTTOMAREA: 34.5' x i t' = 379 SF (0.74) = 280 GAUDAY
CAPACITY - 347 GAUDAY
REQUIRED VARIANCE FROM TITLE FIVE:
t SECTION 15.212: LEACH AREA TO BE LESS THAN 5' ABOVE GROUNDWATER (VARIANCE OF 0.4').
BENCHMARKAT
RIGHT CORNER
OF BULKHEAD
ELEVATION =103.30
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S"1 S�Q41G�P
12" twin oak
Wa
102 y, IK i
"7% DAG 8� . •..
3g1ty 10330
GP � o d -
t
101 �
m � I oPNti G
21.
N
a °?
da o 12" Uees
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M21-33
E
N
SEPTIC SYSTEM SECTION
1000 GAL
SEPTIC TANK
TEE SIZES:(TO BE CONFIRMED)
INLET: 6" U , 13" DOWN
OUTLET: 6" UP, 14" DOWN
1/8" per ft
1/8" per ft
D -BOX
(6" OF STONE UNDER OR
MECHANICALLY COMPACTED)
-GAS BAFFLE
AT OUTLET TEE
TEST HOLE LOGS
DECK
ENGINEER: THOMAS McLELLAN, P.E.
BH I WITNESS: PHIL RENAUD
KITCHEN LNDRY DATE: 9-23-21
I BED ROOM PERCOLATION RATE: <2 MIN/IN
DINING I BATH
USGS GROUND WATER ADJUSTMENT:
BT LIVING BED WELL: MIW-29, ZONE: A, ADJ.(AUGUST): 2.4'
BED ROOM ROOM ADJUSTED GROUND WATER ELEV.= 93.9
ROOM
I EXISTING FLOOR PLAN I
ORaised
Garden
U1
102 01
--101
-I�01 pal
Pereait vslid for REPAIR OF SEPTIC SYSTEM
ONIJ', due to Mule and Local septic variances.
'Hard tall"NA review,aeA approval is regalri.
rAq future ulJihoas/n•auvaUoncralrera
sewage G cdihrs ;uullur structuresldwrllipg.
Varmnlilh Ilcalth Department
APPROVED
Osie
OCT 13 2021
HEALTH DEPT
NOTES:
PEASTONE OR FILTER FABRIC
3/4'- 1 1/2" DOUBLE
WASHED STONE
/-INSPECTION PORT
,ELEV.= 100.33
H D ELEV.
2, 4, 2,4,
F- -34.5' x 11'
WITH 4 OF STONE AROUND(SIDES AND 4.6
2' AT ENDS (34.5' x 11' x 12" EFF. DEPTH)
(H-20)
ADLUSTED GROUNDWATER ELEVATION = 93.9 s,ti„n,•+.aar
1
THA
ve
N
N
�o O
Y
m
l
I BYR 4/1
101.3
0
d
10YR 5B
99.5
-I�01 pal
Pereait vslid for REPAIR OF SEPTIC SYSTEM
ONIJ', due to Mule and Local septic variances.
'Hard tall"NA review,aeA approval is regalri.
rAq future ulJihoas/n•auvaUoncralrera
sewage G cdihrs ;uullur structuresldwrllipg.
Varmnlilh Ilcalth Department
APPROVED
Osie
OCT 13 2021
HEALTH DEPT
NOTES:
PEASTONE OR FILTER FABRIC
3/4'- 1 1/2" DOUBLE
WASHED STONE
/-INSPECTION PORT
,ELEV.= 100.33
H D ELEV.
2, 4, 2,4,
F- -34.5' x 11'
WITH 4 OF STONE AROUND(SIDES AND 4.6
2' AT ENDS (34.5' x 11' x 12" EFF. DEPTH)
(H-20)
ADLUSTED GROUNDWATER ELEVATION = 93.9 s,ti„n,•+.aar
1
THA
102.0
ELEV.
O/A HORIZON
LOAMY SAND
I BYR 4/1
101.3
B HORIZON
LOAMY SAND
10YR 5B
99.5
C HORIZON I
MEDIUM SAND
2.5Y 7/4 PERC AT 42"
OBSERVED, _ 191.5
1, VERTICAL DATUM: ASSUMED
2. MUNICAPAL WATER IS AVAILABLE.
3. SCHEDULE40 - 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 = 1/4" 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 T WITHOUT VARIANCE.
11. FIELD SURVEY PROVIDED BY TERRY A. WARNER, P.L.S., HARWICH, MA.
12. THIS PLAN REQUIRES THE REVIEW AND APPROVAL OF ONEOR MORE TOWN DEPARTMENTS AND
13. EXISTING FLOWDIFFUSORS ARE TO BE ABANDONED IN PLACE..
14. D -BOX TO BE WATER TESTED TO ENSURE LEVELNESS AND EQUAL FLOW.
J.
CIVIL
No. 36471
1I V 11
THOMAS J. MCLELLAN, P.E.
SITE PLAN
LOCATION:
64 EVERGREEN ST., S. YARMOUTH" MA
PREPARED FOR:
DONALD PETERSON
r• o_��_o, SCALE: 1" = 29
BASS RIVER ENGINEERING
P.O. BOX 1163, EAST DENNIS, MA 02641
508-3649048