HomeMy WebLinkAbout18 Leonard Avenue - Septic System DesignMINIMUM OVER
INVERT EL E VA T l ONS' DESIGN CRITERIA:
FIRST 2' TO
MIN. 2' OF 1NVERT.OUT SEPTIC TANK: 98.35 DESIGN FLOW:
t ACCESS COVERS MUST BE WITHIN BE LEVEL a VENT
PEASTONE INVERT IN PUMP CHAMBER: 98.25 3 BEDROOMS AT 110 G.P.D. PER
6' OF FINISH GRADE TEE
18' MIN 01.8 2x__,_ INVERT OUT PUMP CHAMBER: 98.0 BEDROOM EQUALS 330 G.P.D.
y '�
>` ,gouTE 2-4 � INVERT IN DIST. BOX: 100.77
LOCUS ?� L NO GARBAGE GRINDER
r rI l0 INVERT OUT DIST. BOX:
}- , ,100.77 99.7
Y 4• DIAM PIPE -3/4- - 1 1/2- DIA. INVERT IN LEACH CHAMBER: 100.53
2' SCH 40 PVC %. 100.6 SEPTIC TANK REQUIRED:
\ f 100.53 4 HIGH CAPACITY INFILTRATOR DOUBLE WASHED STONE BOTTOM LEACH CHAMBER: _Q9.7
98.35 f.1 330 G.P.D. X 200% - 660 GAL.
CHAMBERS W/3.5'' STONE AROUND ADJUSTED GROUND WATER: 95:7
98.25 - 3 OUTLET SEPTIC TANK PROVIDED: 1000 GAL. EXISTING
�n✓ v� \� ' D -BOX 2-10'• X /9'1 X 10-d OBSERVED GROUND WATER: 93.8
BOTTOM OF TEST HOLE #l: 91:6
SOIL ABSORPTION SYSTEM REQUIRED:
EXISTING H-10 PUMP
CHAMBER INDEX WELL MIW 29. ZONE B DESIGN PERC RATE ( 5 MlN/f NCH
1000 GAL WATERTIGHT AND
SEPTIC TANK JULY 03 READING -7.6'. ADJ-1.9' SOIL TEXTURAL CLASS - d
FACTORY WATERPROOFED
EFFLUENT LOADING RATE - 0.74 GPD/SF
6 CRUSHED STONE OR 330 GPD / 0.74 GPD/SF - 446 S.F. REQUIRED
LOCUS MAP COMPACTED BASE
PROVIDED: 4 HIGH CAPACITY INFILTRATOR
PROF I LE : NOT TO SCALE - BOU.YANCY CALCULATIONS: CHAMBERS W/3.5't STONE AROUND. A-460 S.F.
\1
V PUMP CHAMBER DISPLACEMENT - (95.7-93.7) s 8.5 x4.83- 82 C.F. 460 S.F. x 0.74 - 340 GPD
GENERAL NO TES : 82 C.F. x 62.4 s/C.F. - 5123+1. H-10 TANK - 8240# OK
SOIL TEST PIT DA TA6
f. THIS PLAN IS FOR THE DESIGN AND CONSTRUCTION
OF THE SEWAGE DISPOSAL SYSTEM ONLY. VARIANCES REOUI RED : - INDICATES INDICATES
PERCOLATION OBSERVED
4 HIGH CAPACITY TITLE 5. MAXIMUM FEASIBLE COMPLIANCE TEST = GROUNDWATER
2. VERTICAL DATUM IS ASSUMED. FOR BENCHMARKS i INFILTRATOR CHAMBERS
SECTION 15.211:(1) MINIMUM SETBACK DISTANCES
SET, SEE SITE PLAN. CS/PLUO FND - IF/3.5'z. STONE AROUND - - TP e'I
10' 7S REQUIRED BETWEEN THE SAS AND THE PROPERTY LINE. 7' IS PROVIDED.
J. ALL CONSTRUCTION METHODS AND MATERIALS AND ' A 3' VARIANCE IS REQUESTED. 0. HORIZON TEXTURE COLOR 101.6
MAINTENANCE OF THE SEPTIC SYSTEM SHALL �� 20' IS REQUIRED BETWEEN THE SAS AND THE CELLAR WALL. 16' IS PROVIDED. A LOAMY IOYR
CONFORM TO MASS, D.E.P. TITLE 5 AND LOCAL A 4' VARIANCE IS REQUESTED. SAND 3/3
BOARD -0F HEALTH REGULATIONS.. BOX3g' SECTION 15:2/2: (b) DEPTH TO GROUNDWATER 7 "" 01.0
\ =` OD cF LOAMY IOYR
_��I�� , � 5' IS REQUIRED BETWEEN THE BOTTOM OF THE SAS AND THE MAXIMUM GROUNDWATER B SAND 5/B
4. ALL SEPTIC SYSTEM COMPONENTS LOCATED UNDER c
a III ; -. l sToc ELEVAT ION. 4 ' I S PROPOSED. A 1 ' VARIANCE I S REQUESTED. 26 - ... .............:.. 99.4
AREAS SUBJECT TO VEHICULAR TRAFFIC OR GREATER �e / Sas 1".'24 -BEECH r4p�
rP.I I MED 1 UM IOYR
THAN 3' IN DEPTH SHALL BE CAPABLE OF WITH PUMP - C I SAND 5/8
STANDING H-20 WHEEL LOADS. SOIL L `f= r
SEE NOOTETE 9. A CHAMBER
' ? -EXISTING 1000 GAL
O SEPTIC TANK
5. ALL SEWER PIPE SHALL BE SCHEDULE 40 OR 0 C°NC syF
APPROVED EQUAL: Opti P4r'O - Ba -COR CONC PAD 44'
`V EL -102.13 -
6. SEPTIC TANK. PUMP CHAMBER AND D -BOX SHALL BE
REINFORCED PRECAST CONCRETE. WATERTIGHT AND \ /oEop°per 9,- S- 93.8
WATERPROOF. D -BOX SHALL BE WATER TESTED TO
cc
CHECK FOR LEVEL WHEN THERE IS MORE THAN ONE- -
e4ry- .. c� .120- .91.6
OUTLET.
AyrCyfN eF°gOCv y DATE: JULY /6. 2003
7. BEFORE CONSTRUCTION CALL 'DIG -SAFE o pA TEST BYr STEPHEN HAAS
L O T
1 -888 -DIG -SAFE AND THE LOCAL WATER DEPT. - /// lJJb(� WITNESSED BY: AMY VONHONE
FOR LOCATION OF UNDERGROUND UTILITIES. 10.000+ S.F. / G Yoo 1 - PERC RATE: C 2 MIN/INCH
8. EXISTING LEACHING SYSTEM TO BE PUMPED DRY.
_ y
REMOVED AND BACKFILLED WITH CLEAN SAND. \c UP 549
b.
9. ALL UNSUITABLE MATERIAL (A A B HORIZONS! 416 >0
ENCOUNTERED BELOW THE INVERT OF THE LEACHING ag.o0 !oo o a ``' r
FACILITY TO BE REMOVED FOR A DISTANCE OF 5' o 1
AROUND AND REPLACED WITH SAND IN ACCORDANCE
WITH TITLE 5. -
�o� SEP Tl C SYS7-EM 0ES /Gm
/8 LEO/VARD AVE/VUE. MAP 3/.. PARCEL /78
T _ ...
6 ,4 r "0 Ste' e "A
A 4
PREPARED FOR
Y_ CO/VL E y
30 REVERE BEACH PARKWA Y. AP T 802 ,
PUMP SYSTEM NOTES: MEDFORD . MA 0-511-55
1. PUMP TO BE MYERS RESIDENTIAL SEWAGE PUMP MODEL SRM4 4- PVC INLET CouP11NS 2- PVC OUTLET
OR EOUAL. MERODRY FLOAT S CAL E: / - .20 OCTOBER 2/ .2003
$wlrair s VEEP
HOLE - Q- \ /
2.. THE PUMP SHALL START AND STOP AT THE ELEVATIONS SHOWN. ALARM ON_ CHECKVALVE \ EAGLE S U I\ V E Y I NG I NC
- PLMP ON 4'. VALVE
J. THE PUMP SHALL BE INSTALLED IN STRICT CONFORMANCE WITH - - 4• Ae9 2.3 R O to t @ 6.A
THE. MANUFACTURER'S SPECIFICATIONS AND TITLE V REGULATIONS. - - / J I
PUMP OFF Y,= r mo u t h p o r t , MA 02675 8 13
PUMP DISCHARGE SHALL Bf ? INCHES. PUMP SHOULD BE ABLE TO PUMP - � �.'�.
BE DISCONNECTED AND LIFTED OUT OF THE PUMP CHAMBER WITHOUT (6.68 362-8 7 32
HAVING TO ENTER THE PLOIP CHAMBER. _ _ ��`t / ( ( 5 0 8) 4 3 2 - 5 3 3 3
4. THE ALARM SHALL START AT THE ELEVATION SHOWN AND BE - - PUMP DETA IL : NOT TO SCALE
POWERED BY A CIRCUIT SEPARATE FROM THE PWP POWER:
USING 7000 GAL. PUMP CHAMBER. - -
' 5. AN ELECTRICAL PERMIT MUST. BE OBTAINED FOR THIS INSTALLATION. WATERTIGHT. AND WATERPROOF.----^-- -=' �'-'
0 to 20 40 JOB LA0: 03-070 FIELD:CFW/EEK CALCr SAH/CFW CHECK: CFV1 DRN: SAH