HomeMy WebLinkAboutDecision 3680 - Septic DesignTOP OF FOUNDATION 2t FT. MINIMUM FROM FOUNDATION
ELEV.= 17.00 30 FT. MINIMUM It FT, MINIMUM FROM SLAB OR CRAWL SPACE
(ASSUMED)
24" HDCI
MANHOLE COVERS .
4" SCHEDULE 40 PVC
/-MIN. PITCH 1/8" PER
4' CAST IRON PIPE
(OR EQUAL) MINIMUM
PITCH 1/4' PER FT,
LELEV.= 14.00 r j 1'� LELEv.= 12-61 / rB E
ELEV.= 12.86 J / -/ LEVEL
BAFFLE ELEV.= 6 SUMP
12.07 ELEV.= 11.90
DISTRIBUTION
LIOufD OUTLET <TO BE BOX
PLACED ON FIRM BASE)
DEPTH TEE TO BE WATER TESTED
1500 GALLON (TO BE PLACED ON FIRM BASE)
4 FEET 14 INCHES
5 FEET 19 INCHES SEPTIC TANK ELEV.=-/
6 FEET 24 INCHES 11_70
7 FEET 29 INCHES (H-20)
8 FEET 34 INCHES
3(4" TO 1 1 2"
CLEAN DOUB E
WASHED STONE
OF
SEWAGE DISPOSAL SYSTEM PROFILE ANDESILTSINES
(NOT TO SCALE)
L
-N-
n
2' LAYER OF
LOAM AND SEED 1/8' TO 1/2'
CLEAN SAND l WASHED STONE
15.20 MAX.
12.20
72
=e e e e oma., �e o oe= o e Q oQ 02.1
PROPOSED SOIL ABSORPTION
SYSTEM. 4 HIGH CAPACITY
INFILTRATORS W/ 3.50' STONE
ON THE SIDES AND 1.00' OF STONE
ON THE ENDS.
X 15.7 -i1�
xV4.2
X V 41,4
4 HIGH CAPACITY INFILTRATORS
WITH STONE IN AN 10' X 30' X 2'
TRENCH FORMATION
SOIL ABSORPTION
SYSTEM (SAS)
(H-20)
LOT 18
AREA=4,697 S.F.f
368o- ZDD(
ryfuln, np t' ryryi 3. 1s. n LEGEND
X 706 EXISTING SPOT GRADE
-66- - EXISTING CONTOUR
-}
2f PROPOSED CONTOUR
x =5 PROPOSED SPOT GRADE
VENT OH -1
NOT REQUIRED Q� SOIL TEST LOCATION
�•1 CU. FT. OF
7 F� ,/ CONCRETE ANCHOR
ELEV.= 10.87
.,L__ N/A
?ONE
z INDEX
LO
9.47'
USGS PROBABLE WATEF TABLE ELEV = _
OBSERVED WATER TABLE (11/4/00) ELEV = _
BCTTD" E TEST HDPE E'_E.. = 1.40
14.8
,E0 0
EXISTING HOUSE
AND SHED TO
BE REMOVED
Zg0'T PROPOSED 3
BEDROOM DWELLING r
15.2 W 4.413.8
OH -1 Y( 13.9 s / /l
14.6
C.O.
tio_ 13.2 x 12.5
W\
1.3.9 C.P.
4.0 >.
x PROPOSED 1500
12'9 GAL SEPTIC TANK
'p /
i
i
_/
�o V SITE PLAN
S SCALE: I"=20'
11.6
lw_
WATER LINE
+
WATER SHUT OFF VALVE
MOTT.
EXISTING GAS UNE
TO
I it
ryfuln, np t' ryryi 3. 1s. n LEGEND
X 706 EXISTING SPOT GRADE
-66- - EXISTING CONTOUR
-}
2f PROPOSED CONTOUR
x =5 PROPOSED SPOT GRADE
VENT OH -1
NOT REQUIRED Q� SOIL TEST LOCATION
�•1 CU. FT. OF
7 F� ,/ CONCRETE ANCHOR
ELEV.= 10.87
.,L__ N/A
?ONE
z INDEX
LO
9.47'
USGS PROBABLE WATEF TABLE ELEV = _
OBSERVED WATER TABLE (11/4/00) ELEV = _
BCTTD" E TEST HDPE E'_E.. = 1.40
14.8
,E0 0
EXISTING HOUSE
AND SHED TO
BE REMOVED
Zg0'T PROPOSED 3
BEDROOM DWELLING r
15.2 W 4.413.8
OH -1 Y( 13.9 s / /l
14.6
C.O.
tio_ 13.2 x 12.5
W\
1.3.9 C.P.
4.0 >.
x PROPOSED 1500
12'9 GAL SEPTIC TANK
'p /
i
i
_/
�o V SITE PLAN
S SCALE: I"=20'
11.6
lw_
WATER LINE
+
WATER SHUT OFF VALVE
MOTT.
EXISTING GAS UNE
0"-11'
CLEAN OUT
C.P. O
CESSPOOL
( i
CATCH BASIN
11'-20"
B
12 VARIANCES TO TITLE 5:
A. SAS LESS THAN 10' FROM PROPERTY UNE
B. SAS LESS THAN 20' FR3M FOUNDATION
C. SEPTIC TANK LESS THAN 10' FROM PROPERTY UNE
D. NO RESERVE AREA
I A. \
DjM%�p
NO 6A
• NO
SOIL TEST
DATE OF SOIL TEST: 11-28-00
SOIL TEST DONE BY: SWEEISElt ENONEERIN°
WITNESSED BY: A VON HONE
OBSERVATION HOLE: 1 ELEV.= 14.4
PERCOLATION RATE <2 MIN./INCH ® 62"
DEPTH
ORIZ
TEXTURE
COLOR
MOTT.
OTHER
0"-11'
A/P
LOAMY SAND
10YR 4/1
330
GAL./DAY
11'-20"
B
LOAMY SAND
IOYR 5/6
1500
GAL,
20'-35'
Cl
MEDIUM FINE
2.5YR 6/8
< 2
MIN./IN.
35"-38'
C2
COARSE SAND
7.5YR 6/8
460,00
40%
38"-156'
C3
MEDIUM FINE
2.5YR 6/8
340.40
GRAVEL
ENCOUNTERED AT 156" ELEV.= 1.4
DESIGN CALCULATIONS:
NUMBER OF BEDROOMS,
3
PROPOSED SEPTIC DESIGN
GARBAGE DISPOSAL UNIT
NO
FOR
TOTAL ESTIMATED FLOW
RT 2,9
PHIL C URRAN
(110 GAL./BR./DAY X 3 BR.)
330
GAL./DAY
REQUIRED SEPTIC TANK CAPACITY:
__6 54_
GAL.
ACTUAL SIZE OF SEPTIC TANK:
1500
GAL,
SOIL CLASSIFICATION:
I
26 WINDEMERE ROAD
DESIGN PERCOLATION RATE:
< 2
MIN./IN.
EFFLUENT LOADING RATE:
0.74
GAL./DAY/S.F.
LEACHING AREA:
460,00
50. F.T.
(10 X 30) + (40 X 2 X 2)
1 WEBSTER RD.
LEACHING CAPACITY (AREA X RATE):
340.40
GAL./DAY
460.00 X 0.74
ST
RESERVE LEACHING CAPACITY: NONE GAL./DAY
NOTES:
1. ALL WOP:KMA4SH:P AND MATERIALS SHALL CONFORM TO O.E.P.
TITLE 5 AND T.HE TOWN OF YARMOUTH RULES AND REGULATIONS
FOR THE SUBSURFACE DISPOSAL OF SEWAGE.
2 ALL COVERS TO SANITARY UNITS SHALL BE BROUGHT TO WITHIN
6' OF FN;SnED 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
PARK,NG AREAS. H-20 LOADING SHALL BE USED UNDER OR WITHIN 10 FT. OF
` rLS PARK ,,., A EAS.
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 DETERMINATION
FROM APPROPRIATE AUTHORITY.
6. UTIUTIES SHOWN ARE APPROXIMATE ONLY, EXCAVATION CONTRACTOR IS TO CALL
'DGSAFE' AT 1-888-344-7233 AT LEAST 72 HOURS PRIOR TO COMMENCING WORK
ON SITE
7. CONTRACTOR TO VERIFY GRADES AND ELEVATIONS AS WELL AS SITE CONDITIONS
PRIOR TO COMMENCING WORK ON SITE. ANY VARIATION IS TO BE 8ROUGHT
TO THE ATTENTION OF THE DESIGN ENGINEER IMMEDIATELY.
8. PARCEL IS W FLOOD ZONE Al2, B (Al2-ELEV. 10) .
9. LOT IS SHOWN ON ASSESSORS MAP 21 AS PARCEL 35 .
10. EXISTING SEPTIC/CESSPOOL(S) TO BE PUMPED AND REMOVED.
11. RE-ROUTE EXISTING WATERLINE AS SHOWN.
APPROVED BOARD OF HEALTH
DATE AGENT
WEST YARMOUTH, MA
PROPOSED SEPTIC DESIGN
FOR
RT 2,9
PHIL C URRAN
`MILL
PR=cr L =0N: LOT 18
3E, CARVER RD.
26 WINDEMERE ROAD
CREEK
WEST YARMOUTH, MA 02673
ALDENRD.
1 WEBSTER RD.
SWEETSER ENGINEERING
235 GREAT WESTERN ROAD
ST
PO BOX 713 SOUTH DENNIS, MA 02660
/)
2
off. 508-398-3922 to. 508-396-5063
W1fVDEMERE
DATE, 12-19-00
SCALE 1"=20'
o1 -os -o1
�
JOB NO. 500-00
LOCUS MAP
NOT TO SCALE
01-29-01 '1",
SHEET 1 OF 1
T,C•T 2000 SWEETSER ENOINEERIND