HomeMy WebLinkAboutEngineer Plan - 2022LOCUS
4
LOCATION AP
LOT 0 (9,466M
9466 SF)
ASSESSORS MAP:40 PARCEL:40
PLAN BOOK: 149, PAGE: 95
APPROXIMATE AREA OF
4INFILTRATORS WITH
T OF STONE AND ONE
4' PIT WITH T OF STONE.
(SEE NOTE 13)
KEY:
EXISTING CONTOUR: - - - -
PROPOSED CONTOUR: •---------•-
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION: 25.5
TEST HOLE: Y
UTILITY POLE: -o-
FENCE LINE: -
HYDRANT:
RETAINING WALL: ® �-
102 a �
/ G
1
/
tie ret. wall /
36" oak
n
i A rT a
\
\
103
2
01
SEPTIC SYSTEM DESIGN
FLOW ESTIMATE:
5 BEDROOMS AT 110 GAL / DAY = 550 GAL / DAY
SEPTIC TANK:
550 GAL/ DAY x 2 DAYS= 1100 GAL
USE 1000 GALLON SEPTIC TANK (EXISTING)
LEACHING AREA:
USE 42 INFILTRATOR QUICK 4 PLUS HIGH CAPACITY CHAMBERS
AS SHOWN (21'x 26'x 8" EFF. DEPTH)
SIDE AREA: NA (0.74) = NA GAL/DAY
BOTTOM AREA: 4'x 42 UNITS x 4.7 = 790 SF (0.74) = 585 GAL/DAY
CAPACITY = 585 GAL/DAY
LEACH AREA DETAIL
\Ok2'
O<
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104.0
���.
SY
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rQp�FFO ,2
F
J '�"V1'
10YR 4/1
103.5
cb
BENCHMARKAT
LEFT CORNER OF
CONCRETE STEP
ELEVATION = 104.21
103
(EXISTING)
(EXISTING)
1000 GAL
SEPTIC TANK
TEE SIZES: (TO BE CONFIRMED)
INLET: 6" UP, 13" DOWN
OUTLET: 6" UP. 14" DOWN
BED BED
ROOM ROOM LIVING FAMILY
ROOM ROOM
BED
ROOM TBATHT KITCHEN ggTH
EXISTING FLOOR PLAN
1/8" per ft
D -BOX
(6" OF STONE UNDER)
-GAS BAFFLE
AT OUTLET TEE
TEST HOLE LOGS
BED ENGINEER: THOMAS MCLELLAN, P.E.
ROOM WITNESS: PHIL RENAUD
DATE: 1-6-22
PERCOLATION RATE: <2 MIN/IN
BED
ROOM
Yarmouth Health Department
APPROVED
Sr27��f.eti r<tti4/1� rr 2a.
Name Date
USGS GROUND WATER ADJUSTMENT:
WELL: MIW-29, ZONE: B, ADJUSTMENT: 2.2'
ADJUSTED GROUND WATER ELEV.= 95.2
AIN 8" EFF. DEPTH
INLET. IT'S ON
INSPECTION PORT
� ELEV.= 101.4
100.9 II 1 1.11.1 1.1 1°I 1`I N 1.1 PI 1.1 PI N 1.1 M I -I N 11 100.23
:LEV. ELEV.
e
21'x 26'
USE 42 INFILTRATOR QUICK 4 PLUS 5.03'
HIGH CAPACITY CHAMBERS
AS SHOWN (21'x 26'x 8" EFF. DEPTH)
ADJUSTED GROUNDWATER ELEVATION= 95.2
TH-1
104.0
ELEV.
O/A HORIZON
LOAMY SAND
10YR 4/1
103.5
B HORIZON
LOAMYSAND
10YR 5/8
101.5
C HORIZON
MEDIUM SAND
2.5Y 7/4
PERC AT 48"
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 = 114" 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 ONE OR MORE TOWN DEPARTMENTS AND
IS SURJFCT TO CHANAP 1 INTII CI ICH TIME THIP PI AAI PA4 RCCAI PDP0A0=n CnD TPC ClII C
REPRESENT A FULL DETAILED PROPERTY SURVEY.
13. EXISTING LEACH PIT AND SPOILS ARE TO BE REMOVED AND REPLACED WITH CLEAN MEDIUM SAND, IF
ALREADY DONE SO. EXISTING INFILTRATORS ARE TO BE ABANDONED IN PLACE.
14. D -BOX TO BE WATER TESTED TO ENSURE LEVELNESS AND EQUAL FLOW.
SITE PLAN
LOCATION:
aZN OF 4%. 7 CANDLEWOOD LN., W. YARMOUTH, MA
c
THOMAS J. yN PREPARED FOR:
""`FELLA"
CIVIL EDWARD OSULLIVAN
(;
No. 36471
SCALE: 1" = 20'
LS�BASS RIVER ENGINEERING V
THOMAS J. MILE N, P.E. P.O. BOX 1163, EAST DENNIS, MA 02641
508-364-9048