HomeMy WebLinkAbout176 Union Street Proposed Septic System Upgrade�J SITE PLAN
ISCALE: 1 "=20'
BENCH MARK ON TOP OF CONCRETE FOOTING O
BASEMENT DOOR THRESHHOLD, ELEV.-100.00' ASSUMED
Desian Calculations
Number of Bedrooms: 4 Existing
Garbage Grinder: NO, GRINDER NOT ALLOWED WITH THIS DESIGN
Septic Tank Capacity Required: 440 gpd X 200% = 880 gpd
Septic Tank Provided: 1,000 gallon EXISTING
Leaching Capacity Required: 440 Gal./Day
Leaching Area Required: 440 Gal./(0.74 Gal./Sq.Ft.)=595 Sq.Ft.
Proposed Leaching Area Provided: 33.5' X 13' X 2.0' = 624 SQ.FT.
Total Leaching Capacity. 462 gpd > 440 gpd. req'd.
0
"6,6"\x6 A�c\.'0°
PERK TEST & SOIL EVALUATION \
DATE OF PERC TEST & SOIL EVAL: APRIL 26, 2005 105.82• x
TEST PERFORMED BY: GLEN E. HARRINGTON, R.S.
WITNESSED BY: DAVID FLAHERTY R.S.
PERK RATE: LESS THAN 2 MPI �24 GALS. APPLIED IN 15 MIN.)
Test Hole
No. 1
DEPTH
SOILS
ELEV.
M72a
Ap
'o y..n4
10'
l00 Oh
im as
BW
4
N , .md
32'
1mii/f
103.Oq
Fl".
C1
mea4m .ma
29 e/4
NO GROUNDWATER ENCOUNTERED
GROUNDWATER DETERMINATION
STANDING GW IN WETLAND ELEV.-92.61'
TOP OF BANK AT EDGE OF WETLAND ELEV.=94.2'±
Use TOP OF BANK AS CONSERVATIVE GW ELEV. of 94.2' for design purposes.
LAWN
LOT 4
AREA = 24,040± SQ
X ,06.37'
X 10526'
94.06' BW FLAG R4
JL
4
,L
9422' BW/• FLAG A3
'4""
x 9261'
— YYY
93.72' BW FLAG 5-x94.19'
BW
FLAG 6l
'P
13
�yF
,0029'
x 11KIt, x loses,
10242'
99.72• B
e Ufa
/179' � �.t)h
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SITE
exit
LOCUS
GENERAL NOTES NO SCALE
1. ADDRESS: #176 UNION STREET
2. ASSESSORS NUMBER: 115-086
3. DEVELOPER'S LOT: LOT 14
4. TOPOGRAPHIC INFORMATION WAS COMPILED FROM AN
ON THE GROUND INSTRUMENT SURVEY.
5. TOWN WATER IS PROVIDED TO SITE & SURROUNDING PROPERTIES.
6. REFERENCE PLAN: PLAN BOOK 126 PAGE 113
7. WETLANDS WERE LOCATED BY GLEN E. HARRINGTON, R.S.
B. NO POTABLE WELLS ARE LOCATED WITHIN 150 FEET OF SAS.
9. UNDERGROUND UTILITIES LOCATED PER DIGSAFE NOTIFICATION #20051803025.
CONSTRUCTION NOTES
1. Contractor is responsible for Digsafe notification
and protection of all underground utilities and pipes.
2. The septictankdd�� pump chamber shall be set
level on 6 of 3N —11/2 stone.
3. Backfill should be clean sand or gravel with no
stones over 3" in size.
4. This system is subject tc :nGp:^tion duri,.g instcllotion
by Glen E. Harrington, R.S.
5. The contractor shall install this system in accordance
with Title V of the Massachusetts Environmental Code
and the Regulations of the Town of YARMOUTH.
6. Provide an Acme Precast H-10, 1,000 GAL. SEPTIC TANK AS PUMP CHAMBER,
an H-10, 5—hole D—box and 4-500 gallon H-10 leaching chambers or equal.
7. No vehicle or heavy machinery shall drive over the
septic system unless noted as H-20 septic components.
8. Install gas baffle or equal on septic tank outlet tee end.
9. All existing inverts and site conditions shall be verified by contractor.
10. Existing flowdiffusor trench to be pumped and backfilled in place.
TN 01
07.24' ~ 64
0 5
O OFMgs PROPOSED SEPTIC SYSTEM UP RADE
�tl, LEGENDPREPARED FOR
° E N ENSIGN CASH �
XPROPOSED 1000 GAL U RRI 0 y AT
PROPOSED SAS o o H-10 PUMP CHAMBER j1f .1 70
o #176 UNION STREET
1-33.5'L X 13'W X 2.0' D 9F cc
leaching trench using 3, H-10 F_7 o EXISTING 1000 GAL S GISSEQ
500—g9allon chambers H-10 SEPTIC TANK 9NlTAR�P YARMOUTH, MA
With 4' Of stone all around. X 104.46 DENOTES EXISTING
07.99'
SPOT GRADE PREPARED BY:
5— EXISTING CONTOUR F,P��NOFIv"Is GLEN E. HARRINGTON, R.S.
95P— PROPOSED CONTOUR GILBER7 T 9 LEDA ROSE LANE
f.�
® DEEP TEST HOLE . x°1534 MARSTONS MILLS, MA 02648
APPROX. LOCATION OFESSaNaQ. TEL: 508-428-3862
W WW�EXISTING WATER UNE ���OSUHVEy FAX: 508-428-3862
ersnNc LOCATION UrSSCALE: 1"=20' DRAWN BY: GEH JUNE 15, 2005
DATUM: ASSUMED FILE: CASHWILLIAMS I SHEET 1 OF 2
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