HomeMy WebLinkAbout47 Raymond Ave - Septic System Design 2ACCESS COVERS MUST BE WITHIN
6' OF FINISH GRADE 9- MINIMUM.
3' MAXIMUM COVER
100.8 FIRST 2' TO
BE LEVEL MIN 2. OF PEASTONE
4' DJAM PIPP 3/4- - 1 1/2' DIA.
97. 5 96.93 T2' �" DOUBLE WASHED STONE
-T rAs 1 -- 'D 94_5 -
3 OUTLET 4-500 GAL LEACHING CHAMBERS
V6,
D -BOX W/4' STONE AROUND. 12.8'. x 42'1 x Z'd
1500 GAL
SEPTIC TANK CRUSHED STONE OR
COMPACTED BASE
PROFILE : NOT TO SCALE
LOCUS.,}, J
D -Y NJpI �
G}IODL JD � A 7
VARIANCES REQUIRED:
TITLE 5. MAXIMUM FEASIBLE COMPLIANCE
SECTION 15.2/1:(!) MINIMUM SETBACK DISTANCES
/ r 10'IS REQUIRED BETWEEN THE SAS AND THE PROPERTY LINE. 7' IS PROVII
A 3' VARIANCE IS REQUESTED TO SAVE THE 12' CALIPER OAK TREE.
LOCUS MAP
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.
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INVERT ELEVATIONS:
INVERT AT BUILDING:
96.6
INVERT IN SEPTIC TANK:
97.5
INVERT OUT SEPTIC TANK:
97.25
INVERT IN DIST. BOX:
97.1
INVERT OUT DIST. BOX:
96.93
INVERT IN LEACH CHAMBER:
96.5
BOTTOM OF LEACH CHAMBER:
94.5
ADJUSTED GROUND WATER:
N/A
OBSERVED GROUND WATER:
N/A
BOTTOM OF TEST HOLE •l:
88.7
I
DESIGN CRITERIA:
DESIGN FLOW:
5 BEDROOMS AT 110 G.P.D. PER
BEDROOM EQUALS 550 G.P.D.
NO GARBAGE GRINDER
SEPTIC TANK REQUIRED:
550 G.P.D. X 2002 - 1100 GAL.
SEPTIC TANK PROVIDED: 1500 GAL. MIN.
SOIL ABSORPTION SYSTEM REQUIRED:
DESIGN PERC RATE ( 5 MIN/INCA
SOIL TEXTURAL CLASS - I
EFFLUENT LOADING RATE - 0.74 GPD/SF
550 GPD / 0.74 GPD/SF - 743 S.F. REQUIRED
PROVIDED: 4-500 GAL LEACHING CHAMBERS
W/4' STONE AROUND, A-756 S.F.
756 S.F. x 0.74 - 560 G.P.D.
GENERAL NOTES:
I
2
3
4
5
SOIL TEST PIT DA TA & 6
INDICATES 7 1NDICATES
PERCOLATION OBSERVED
TEST GROUNDWATER
7
TP *1
0-
HORIZON TEXTURE COLOR
98.7
8
Q LOAMY IOYR
SAND 2/2
16
..........................................
97.4
LOAMY IOYR
B SAND 4/6
9
26'
..........................................
96.5
C r MEDIUM 2.SY
SAND 5/4
ME
120.1 NU PFA rtrc L 88.7
DATE: APRIL 10. 2003
TEST BY: STEPHEN HAAS
WITNESSED BY: AMY YONHONE
PERC RATE: ( 2 MIN/INCH
THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION
OF THE SEWAGE DISPOSAL SYSTEM ONLY.
VERTICAL DATUM IS ASSUMED. FOR BENCH MARKS
SET. SEE SITE PLAN.
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.
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.
ALL SEWER PIPE SHALL BE SCHEDULE 40 OR
APPROVED EQUAL.
SEPTIC TANK AND D -BOX SHALL BE REINFORCED
PRECAST CONCRETE AND WATERTIGHT. D -BOX SHALL
BE WATER TESTED TO CHECK FOR LEVEL WHEN THERE
IS MORE THAN ONE OUTLET.
BEFORE CONSTRUCTION CALL -DIG-SAFE'.
1 -888 -DIG -SAFE AND THE LOCAL WATER DEPT.
FOR LOCATION OF UNDERGROUND UTILITIES.
EXISTING CESSPOOLS TO BE PUMPED DRY. REMOVED
AND BACKFILLED WITH SAND.
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.
SEPT/C SYSTEM OES /G/\/
47 RA YM0/V0 A VENUE . "A P 70. PA RCEL 25
SOV TH Yet RMO U 7"/--/. "A .
PREP.4 REO FOR
CHR / S - THOM,q S
.5CAL E / " — 20 APR / L 30 - 2003
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EAGLE SURVEY I NO I NC
Route 6A
Ya rrriou t h p a r t MA 02675
( 508) 362-8132
,( 508) 432-5333
1
D to 2Q 4v JOB N0: 03-027 FIELD:CFW/EEK CALC: SAN CHECK: CFW DRN: SAH