HomeMy WebLinkAbout30.274 - Septic System Design (Copy 2)CC 63
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ACCESS COVERS MUST BE WITHIN
6' OF FINISH GRAD
103.5 FIRST 2' TO
8E LEVEL7
LOCUS MA
Gas 99.35 "2",99.081 I/O III �Ccl 98.1
BAFFLE
3 OUTLET 6 HIGH CAPACITY INFILTRATOR
1500 GAL D -BOX
CHAMBERS W/3.5'± STONE AROUND
2-10'• X 25.'1 X l0'd
SEPTIC TANK 6' CRUSHED STONE OR
COMPACTED BASE
PROFILE : NOT TO SCALE /
6 HIGH CAPACITY
INFILTRATOR CHAMBERS
9/3.5'+ STONE AROUND
CATCH BASIN
RIM -99.54
9' MINIMUM.
3' MAXIMUM COVER
MIN 2' OF PEASTONE
3/4' - 1 1/2' DIA.
DOUBLE WASHED STONE
INVERT ELEVATIONS:
DESIGN CRITERIA:
INVERT AT BJILDING:
100.0
DESIGN FLOW:
INVERT IN SEPTIC TANK:
99.75
4 BEDROOMS AT 110 G.P.D. PER
INVERT OUT SEPTIC TANK:
99.5
BEDROOM EOUALS 440 G.P.D.
INVERT IN DIST. BOX:
99.35
INVERT OUT DIST. BOX:
99.18
NO GARBAGE GRINDER
INVERT IN LEACH CHAMBER:
99.0
SEPTIC TANK REQUIRED:q40
BOTTOM OF LEACH CHAMBER:
98.17
G.P.D. X 200% - 880 GAL.
ADJUSTED GROUND WATER:
N/A
SEPTIC TANK PROVIDED: 1500 GAL. MIN,
OBSERVED GROUND WATER:
N/A
BOTTOM OF TEST HOLE •l.•
91.4
SOIL ABSORPTION SYSTEM REQUIRED:
DESIGN PERC RATE ( 5 MIN/INCH
SOIL TEXTURAL CLASS - I
EFFLUENT LOADING RATE - 0.74 GPD/SF
440 GPD / 0.74 GPD/SF - 595 S.F. REQUIRED
PROVIDED: 6 HIGH CAPACITY INFILTRATOR
CHAMBERS W/3.5'1 STONE AROUND. A-600 S.F.
600 S.F. x 0.74 - 444 GPD
SOIL TEST
PIT DA TA
INDICATES
INDICATES
PERCOLATION
OBSERVED
TEST
GROUNDWATER
TP *1
TP *2
0• HORIZON TEXTURE_
COLOR 101.9
O' HORIZON TEXTURE COLOR
.101.9
OO LOAMY
10YR
-FILL
SAND
4/3
q•
...........
101.6
7'
..........................................
/01.3
LOAMY
E
IOYR
LOAMY IOYR
Q /�
SAND
5/1
SAND 4/2
/0'--.. .....................................
10/.0
/0
..........................................
101.0
B W LOAMY
IOYR
p LOAMY IOYR
- SAND
4/6
W
D SAND 5/8
20 . ..,......................................
100.2
20'
.........
100.2
B2 LOAMY
IOYR
B2 LOAMY IOYR
SAND
6/8
SAND 6/6
5 • .............
99.8
42'
..... ....... ............... ..
98.4
C/ FINE -MED
2.5Y
C FINE -MED 2.5Y
SAND
7/4
SAND 7/4
-L 91.4 120'1 NO WATER 91.9
DATE: OCTOBER 4, 1997
TEST BY: DAVID MASON
WITNESSED BY: RICK JUDD
PERC RATE: l 2 MIN/INCH
GENERAL NOTES:
1. THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION
OF THE SEWAGE DISPOSAL SYSTEM ONLY.
2. VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS
SET. SEE SITE PLAN.
J. ALL CONSTRUCTION METHODS AND MATERIALS AND
MAINTENANCE OF THE SEPTIC SYSTEM SHALL
CONFORM TO MASS. D.E.P. TITLE 5 AND LOCAL
BOARD OF HEALTH REGULATIONS.
4. ALL SEPTIC SYSTEM COMPONENTS LOCATED UNDER
AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER
THAN 3' IN DEPTH SHALL BE CAPABLE OF WITH-
STANDING H-20 WHEEL LOADS.
5. ALL SEWER PIPE SHALL BE SCHEDULE 40 OR
APPROVED EOUAL.
6. SEPTIC TANK AND D -BOX SHALL BE REINFORCED
PRECAST CONCRETE AND WATERTIGHT. D -BOX SHALL
BE WATER TESTED FOR LEVEL WHEN THERE IS MORE
THAN ONE OUTLET.
7. BEFORE CONSTRUCTION CALL 'DIG -SAFE'.
I -888 -DIG -SAFE AND THE LOCAL WATER DEPT.
FOR LOCATION OF UNDERGROUND UTILITIES.
8. ALL UNSUITABLE MATERIAL (A A 8 HORIZONS)
ENCOUNTERED BELOW THE INVERT OF THE LEACHING
FACILITY TO BE REMOVED FOR A DISTANCE OF 5'
AROUND AND REPLACED WITH SAND IN ACCORDANCE
WITH TITLE 5.
9. NO DETERMINATION HAS BEEN MADE AS TO
COMPLIANCE WITH DEED RESTRICTIONS OR ZONING
REGULATIONS. IT SHALL REMAIN THE CLIENTS
RESPONSIBILITY TO OBTAIN ALL PERMITS. SPECIAL
PERMITS. VARIANCES ETC. FOR THIS PROJECT.
10. lT SHALL REIAAIN THE CLIENT'S RESPONSIBILITY
TO HAVE THE PROPOSED BUILDING FOUNDATION
DESIGNED TO ACCOUNT FOR THE EXISTING GRADE
AND SOIL CONDITIONS AT THE LOCATION OF THE
PROPOSED BUILDING.
SEPT/ C SYS7`EM DES / 0/V
1-4 CADET LANE. MAP 30. PARCEL 274
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- WES T YA A? "0 U TH 4 "A
- PREPARED FOR
MR MR S . / O H/V /V / CK,g /VO R O S
220 ME -S7- P0/V0 S TREET . EAS T% SR / DGEWA TER . MA 02333
20' wO VEMBER 9 . 200 /
EAGLE SURVEY I NO I NC
923 Route 6A
Ydrmouthport MA. 02675
/CT ` -2,/I �i%11/1�1� f.. (508) 362-8132
/ I ( 508 ) 432-5333
o !o 20 40 JOB NO: 01-080 F/ELD:CFW/AFW CALC: SAN/CFW CHECK: CFW DRN: SAH
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