HomeMy WebLinkAbout4 Centerboard Lane - Septic DesignTOP OF FOUNDATION
HORIZ
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(TO BE PLACED ON FIRM BASE) TO BE WATER TESTED /IlA36X to 1 TRENCH FORMATION 3
1 500 GALLON IF MORE THAN ONE wnETa y�
SEPTIC TANK (TO BE PLACED ON FIRM BASE) SOIL ABSORPTION ZONE
3/4' TO 1 1/ SYSTEM (SAS) INDEX
WAS m cwimvi ADJJST
Lor i 3 USGS PROBABLE WATER TABLE ELEV. -
SEWAGE DISPOSAL SYSTEM PROFILE OBSERVED WATER TABLE( / / TO ) ELEV. -
NOT TO SCALE 77- ? 9, %� BOTM OF TEST HOLE ELEV.-
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DATE OF SOIL TEST , jU r �Zo, I' -)5
SOIL TEST DONE BY SWE_FTS<R ENGINEERING
WITNESSED BY It k� EL S
OBSERVATION HOLE 1 ELEV.- 0)'q* OBSERVATION HOLE- 2 ELEV.- �7.g
PERCOLA11ON RATE �_ MIN./INCH AT 7C' INCHES PERCOLATION RATE - - MIN./INCH
DEPTH
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SWEETSER ENGINEERING
235 GREAT WESTERN ROAD
508- P. 0. BOX 713
398-3922 SOUTH DENNIS, MASS. 02660
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DATEALj 44,ST /3 /599
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LEGEND:
EXISTING SPOT ELEVATION 00,0
EXISTING CONTOUR----00----
FINAL SPOT ELEVATION
FINAL CONTOUR
SOIL TEST LOCATION
UTILITY POLE -0-
TOWN WATER —W
CATCH BASIN �®),
GAS UNE
CLEAN OUT C.
CESSPOOL C.P. 0
Uti / REMOVE13 FROM UNDER AND
10. LL UNSUITABL
FOR A MINIMU-E MARIAL SHALLM OF 5' AROUND BL ABSORPTION SYSTEM AND BE
REPLACED MATH MATERIAL AS SPECIFIED IN 310 CMR 15.255:(3). -
:::LLL 11. A VARIANCE OF 2.0' IS REQUIRED FOR THE TOP OF FOUNDATION TO
^ BE EVEN WITH THE HIGH POINT IN THE ROAD. A NEGATIVE GRADE
P OF 3/4' PER FOOT SHALL BE MAINTAINED FOR A MINIMUM OF 15'
AROUND THE FOUNDATION.
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SWEETSER ENGINEERING
235 GREAT WESTERN ROAD
508- P. 0. BOX 713
398-3922 SOUTH DENNIS, MASS. 02660
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DATEALj 44,ST /3 /599
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DESIGN CALCULATIONS 3
NUMBER OF BEDROOMS
GARBAGE DISPOSAL UNIT NO
TOTAL ESTIMATED FLOW
( 110 GAL/9R./DAY X _ BR.) 33° CAL/DAY
REQUIRED SEPTIC TANK CAPACITY 77 ° GAL
ACTUAL SIZE OF SEPTIC TANK IKOO GAL
SOIL CLASSIFICATION I
DESIGN PERCOLATION RATE Ste_ MIN./IN.
EFFLUENT LOADING RATE 0.74 GAL/DAY/S.F.
ux3 { Y77r S SO FT.
LEACHI�NNG CAPACITY (AREA X RATE) 3S/'O GAL./DAY
Yr7Y,3X 0,7Y 3S/b
RESERVE LEACHING CAPACITY GAL/DAY
NOTES:
1. ALL WORKMANSHIP AND MATER. IV SHALL CONFORM TO D.E.P.
TITLE 5 AND THE TOWN OF r`1�� RULES AND
REGULATIONS FOR THE SUBSURFACE DISPOSAL OF SEWAGE
2, ALL COVERS TO SANITARY UNITS SHALL BE BROUGHT TO
- WITHIN 8' OF FINISHED GRADE
3. ALL COMPONENTS OF THE SANITARY SYSTEM SHALL BE CAPABLE OF
WITHSTANDING H-10 LOADING UNLESS THEY ARE UNDER OR WITHIN
10 FT. OF DRIVES OR PARKING AREAS. H-20 LOADING SHALL BE
USED UNDER OR WITHIN 10 FT. OF DRIVES OR PARKING AREAS.
4. ANY MASONARY UNITS USED TO BRING COVERS TO GRADE SHALL
BE MORTARED IN PLACE
5. NO DETERMINATION HAS BEEN MADE AS TO COMPLIANCE WITH
DEEDED OR ZONING REGULATIONS. OWNER / APPLICANT IS TO
OBTAIN SUCH DETMIWI NAMON FROM APPROPRIATE AUTHORITY.
6. UTILITIES SHOWN ARE APPROXIMATE ONLY. EXCAVATION CONTRACTOR
IS TO CALL 'DIG -SAFE' AT 1-858-344-7233 AT LEAST 72 HOURS
PRIOR TO COMMENCING WORK ON SITE.
7. CONTRACTOR IS TO VERIFY GRADES AND ELEVATIONS AS WELL AS
SITE CONDITIONS PRIOR TO COMMENCING WORK ON SITE ANY VARIATION
IS TO BE BROUGHT TO THE ATTENTION OF THE DESIGN ENGINEER
IMMEDIATELY. G
Q PARCEL IS IN FLOOD ZONE
9. LOT IS SHOWN ON ASSESSORS MAP AS PARCEL
CUM
AS�' APPROVED: BOARD OF HEALTH
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SWEETSER ENGINEERING
235 GREAT WESTERN ROAD
508- P. 0. BOX 713
398-3922 SOUTH DENNIS, MASS. 02660
DATEALj 44,ST /3 /599
SCALE
JOB N0.
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