21002SPECIFICATIONS
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UQUID LEVEL
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CAST IRON
SANITARY TEE
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TANK LIQUID CAPACITY
• = 1500 goo.
PRECAST CONCRETE
SEPTIC TANK
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PLAN
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SLOPE I SLOPE ='NIy
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I •; PVC PIPE
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►NV= _ 6~ Mft
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PRECAST CONCRETE
DISTRIBUTION BOX
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SECTION THRU SYSTEM
NOT TO SCALE
( SEE TABLE FOR GRADtS )
4 MIL P
FILM
50
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FINISH GRADE
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EFFECTIVE DIAMETER
16I
NOTE : CONTOURS SHOWN
ARE EXISTING. PROPOSED
CONTOURS ARE ON it SITE
PLAN ( SHEET I ).
Locus
LOCUS MA
ITEM DESCRIPTION SYSTEM I
1
A Ground @ building 44.0'
8 Ground @ End Tank 42.7'
C Invert @ Building 3B.50'
D Tank Inlet Invert -9.40'
/S /2 E Inlet Rim Grade 43.2'
WASHED STONE F Outlet Rim Grade 42.8'
15 Tank Outlet Invert 7-8.24'
H Tank to Pox Distance 10'
I Tank to Pox Slope 1%
3/4/2" J D. box Inlet Invert '8. 14'
K D. Pox Outlet Invert 37.98'
WASHED STONE L D. Box Rim Grade 42.00'
M Sox to Pit Distance 10'
N Pox to Pit Slope 1%
0 Pit Inlet Invert 37.SO'
P Luse of Pit Grade 32. ;O '
O Pit Rim Grade 41.00'
T Bldg. to Tank Distance 10'
3
BASE ELEV. = P
I)SEWAGE DISPOSAL SYSTEM HAS BEEN DESIGNED IN ACCORDANCE WITH AND SHALL BE
CONSTRUCTED TO THE REQUIREMENTS OF TITLE V OF THE COMMONWEALTH OF
MASSACHUSETTS STATE ENVIRONMENTAL CODE AND THE BOARD OF HEALTH OF THE TOWN
OF VARMOUTH.
o) ALL PIPING SHALL SE WATERTIGHT SCNEPULF 40 PVC. SOLVENT AND (SLUE JOINTED
FITTINGS ANI> TEES SHALL BE 1) MW I DED . EXTRA HEAVY CAST IRON SOIL PIPE SHALL
BE AN APPROVED ALTERNATE. TEES ARE REGUI q ON INLET AND OUTLET OF SEPTIC
TANKS AND ON THE INLET PIPS OF THE DISTRIBION BOXES.
-► ALL WASHED STONE USED SHALL BE FREE FROM IRONS, CLAYS AND FINES AND SHALL
BE SUITABLE TO THE YARMOUTH BOARD OF HEALTH PRIOR TO PLACEMENT.
► 'SEPTIC TANKS SHALL BE 1500 GALLON PRECAST HEAVY DUTY, CONSTRUCTED OF 5000
PSI ! 28 DAYS CONCRETE WITH ASTM A-615 -79, GRADE 60 STEEL REINFORCEMENT,
SUITABLE OF WITHSTANDING AN AASHTO HS20 - 44 DESIGN LOADING.. CONSTRUCTION
JOINT SHALL SE HEALED WITH ASPHALT CEMENT, BUTYL RUBSER OR EQUIVALENT.
PROVIDE (2) - L*BARON FOUNDRY LA206 HEAVY DUTY MANHOLE FRAMES AND COVERS TO
GRADE ( WITH RISER SECTIONS OR BRICKS AND MORTAR, SEALED WATERTIGHT, IF
REQUIRED). COVER SHALL BEAR THE WORD "SEWER".
> DISTRIBUTION 901 SHALL BE 5 OUTLET HEAVY DUTY BOX CONSTRUCTED OF PRECAST
CONCRETE AND DESIGNED TO WITHSTAND AN AASHTO HS20 - 44 LOADINQ.PROVIDE A
L&BARON R612 MANHOLE FRAME AND COVER EXTENDED TO GRADE WITH RISER OR BRICKS
AND MORTAR AS REQUIRED AND BEARING THE WORD "SEWER".
LEACHING PITS SHALL BE 8' DIAMETER BY 6' DEEP HEAVY DUTY PRECAST CONCRETE
DRYWELL CONSTRUCTED OF 4000 PSI 0 29 DAYS CONCRETE WITH ASiTM A-613-79,
GRADE 60 STEEL REINFORCEMENT DESIGNED TO WITHSTAND AN AASHTO H620-44
LOADING. PROVIDE A LaWARON FOUNDRY LA 206 HEAVY DUTY MANHOLE FRAME AND
COVER ON EACH PIT, RAISED TO GRADE BY MEANS OF CONCRETE RISERS OR BRICKS
AND MORTAR AND SEALED WATERTIGHT. COVER FOR MANHOLE SHALL BEAR THE WORD
"SEWER".
'► PROVIDE 4 MIL POLYETHYLENE FILM SHEETING OVER THE TOP OF THE PEASTONE LAYER
ON ALL LEACHING PITS.
N ► DETERMINE FROM HEALTH AGENT ALL REWIRED INSPECTIONS AND MEET SAME DURING
THE COURSE OF CONSTRUCTION.
PRIOR TO OCCUPANCY OF ANY PORTION OF THE BUILDING , THE. OWNER / OCCUPANT
SHALL CHECK WITH THE YARMOUTH BOARD OF HEALTH IN REGARDS TO THE TOWN OF
YARMOUTH HAZARDOUS WASTE BY-LAW.
DESIGN DATA&
#'E,RMATION AND SOIL OBSERVATION TESTS WERE CONDUCTED IN TEST HOLES 01, 02 AND
03 ON MARCH 4 91986. THE OBSERVED PERCOLATION RATE WAS LESS THAN TWO
MINUTES PER INCH. DESIGN RATE IS TWO MINUTES PER INCH.
H101 WATER TABLE WAS NOT FOUND TO A DEPTH OF 147 INCHES OR ELEVATIOIN 31.2 FEET.
SOIL LOGS& INSPECTOR BRUCE MURPHY
EL. = 43 6' EL = 45 5' EL. = 49-0'
TEST HOLE N i TEST HOLE M 2 TEST HOIILE • 3
0"-36" & TIGHT? FINE 0"-60" : TAN, FINE - 0"-36" & TIGHT , FINE
SUBSO I L MED. 9AM CU 1ACn 1 I
36"-147": GOLD -GRAY 60"-88": STREAKED FINE- 36"-112"& STREAKED MED.
STREAKED MED. SAND SAND
FINE - MED 88"-92" VEIN OF BROWN
SAND COARSE SAND
NO WATER ENCOYNTFPED NO WATER ENCOUNTERED NO WATER ENCOUNTERED
TEST AT 43 -61
DESON DATA:
TOTAL SQUARE FOOTAGE OF BUILDING 30,400 SF
SECTIONS I AND II - 9,150 SF (EACH)/200 SF/PERSON - 46 PEOPLE
SECTION III - 12,100 9F / 200 SF / PERSON - bl PEOPLE
#4VEA13E DAILY SEYiA6E FLOW (ADF).- (INDUSTRIAL/FACTORY RATE OF 15 GPD/PERSON USED)
SECTIONS I - 46 PERSONS X 15 GPD / PERSON - 690 GALLONS
SECTION II - 46 PERSONS X 15 OPD / PERSON - 690 GALLONS
SECTION III - 61 PERSONS X 15 8PD / PERSON = 915 GALLONS
9EFIC TANK SIZINGt ( 150'% OF AVERAGE DAILY FLOW )
SECTIONS I >k It - 150% ADF - 1.5 (690 GALLONS) - 1035 GALLONS
SECTION III - 150% ADF - 1.5 (915 GALLONS) - 1373 GALLONS
C USE 1500 GALLON TANKS IN ALL CASES 7
LECHIN6 FACILITY It
TRY 9 FOOT DIAMETER PIT WITH FOUR FEET OF STONE ALL AROUND.
EFFECTIVE DEPTH - 3.58 FEET EFFECTIVE RADIUS - 8 FEET
SIDEWALL - 2 R (R) (D) - 2 7t(0 ) (5.56') - 291 SF
- 291 SF X 2.5 SAL/SF - 702 GALLONS
BOTTOM - W (R) (R) - 7f (8' t9') - 201 SF
- 201 8F X 1. 0 Oft- /'SF - 201 GALLIW
TOTAL PER PIT - 903 GALLONS
THEREFORE:
SECTIONS I 6 11 : 903 OALS.[DES.) Y 690 (REG.) OK
SECTION III : 903 GALS. CDE£,.) 915 [REG.] Oi
3STEM II SYSTEM III
44.0' 44.0'
42.25' 43.25'
--8.50 ' 38. 50 '
38.30 ' 38. 40 '
42.80' 43.43'
42.30' 43.29'
38.14' 38.274'
J 5
1% 1%
;g, o9 7-8. 19
37.93' 38.03'
41.90' 43.00'
10' 10'
1! 1%
37.83' 37.93'
41.16' 42.44'
,,0 ' 10'
BREWER ELECTRIC CO., INC.
100 OTC TOWNHOUSE ROAD , SC YARMOUTH , MA
PROP INDUSTRIAL BUILDING SCAut aAAWNv MEZ
FRUEAN DRIVE , YARMOUTH, MA NOM•TJED "E"15`r ,�2 /8
SEWAGE DISPOSAL PLAN
GATE pA AWING NVMS£A
MAY 1, SITE WORK ASSOCIATES, INC. i OF
1986 251 BANlt ST . FA,_L RIVER . MA