HomeMy WebLinkAboutEngineered Plan - 2009LEGEND
99 —
EXISTING CONTOUR
X 99.1
EXIST. SPOT ELEV.
99
PROPOSED CONTOUR
(98.4]
PROPOSED SPOT EL.
TH1
DATE: AUGUST 14, 2009
TEST HOLE
2�
SLOPE OF GROUND
(;ocheset
UTILITY POLE
FIRE HYDRANT
NOTE: NOT ALL SYMBOLS MAY APPEAR IN DRAWING
SYSTEM DESIGN:
GARBAGE DISPOSER IS NOT ALLOWED
DESIGN FLOW: 3 BEDROOMS @ 110 GPD = 330 GPD
USE A 330 GPD DESIGN FLOW
- -
SEPTIC TANK: 330 GPD (2) 660
RE—USE EXIST..1000 GAL. SEPTIC TANK**
LEACHING:
SIDES: 2[2 (32 + 3) 2 (.74)] = 207 GPD
BOTTOM 2[32 x 3 (.74)] = 142 GPD
TOTAL: 471 S. F. 349 GPD
*THE INSTALLER SHALL VERIFY THE USE (2) 32 LONG x 3' WIDE x 2DEEP LEACH TRENCHES
LOCATIONS OF ALL UTILITIES AND ALL WITH 4" PERF. PVC PIPE AND DOUBLE WASHED ! STONE
BUILDING SEWER OUTLETS AND
ELEVATIONS PRIOR TO INSTALLING ANY
PORTION OF SEPTIC SYSTEM
APPROVED
"INSTALLER SHALL CONFIRM MINIMUM SEPTIC TANK SIZE AT
1000 GALLONS AND ITS SUITABILITY FOR RE—USE. REPLACE
WITH 1500 GALLON H-10 SEPTIC TANK IF NOT SUITABLE.
09-187
MA
DATE BOARD OF HEALTH
I
I
4"S
CH4
0 PVC
C
I
SYSTEM PROFILE
(NOT TO SCALE)
ACCESS COVERS TO WITHIN 6" OF FIN. GRADE
MINIMUM .75' OF COVER OVFR PRFrA(ZT
ALL SYSTEM COMPONENTS SHALL BE
MARKED WITH MAGNETIC TAPE OR
COMPARABLE MEANS FOR FUTURE LOCATION.
PROVIDE INSPECTION PORT TO WITHIN 3" OF FINAL GRADE
2% SLOPE REQUIRE OVER SYSTEM
PRECAST H-10
RISERS (TYP.)
4"OSCH40
2'4
.41.5' _ PVC 3' MAX'
N
PIPES LE2
'EL 1ST '
2 DOUBLE- WAH ED PEASTO E
0.75' MIN
I
_
OR GEOTEXTILE �ABRIC
10" EXISTING 14"
1000 GAL H-10 TEE
TEE �jc 7.0-0o'0000000000
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
40.1 f0° 0 0 0 0 0 0 0 0 0 0° 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SEPTIC TANK uu0o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o°o° o°o°o°o°o°o°o
0 0 00000 0 38.45 000000000000000000000000000(RE—USE) o 0 0 0 0 0 o c 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 •s 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0000000 0 00000000000000000000 00000036.3'
GAS BAFFLE ., 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 00 000000000°0 °° °0°0°0°0°0°0°0°0°0°0°0°0°0°0°0°0°0°0°00 000°00000000000
10
38.65' 38.48' 4" PVC SET AT .005'/' SLOPE
ON 6" DOUBLE WASHED 3/4" — 1 1 /2" STONE
(2) 32' x 3' W. x 2' DEEP TRENCHES 59
6" CRUSHED STONE OR MECHANICAL WATER—TEST D'BOX FOR LEVELNESS
COMPACTION. (15.221 [2])
(22% % SLOPE) (—!—% SLOPE)
FOUNDATION EXIST. SEPTIC TANK 54' D' BOX 5' —
i
1 q.ri nn'
LEACHING
FACILITY
BOTTOM TH ELEV. 31.3'=
NOTES
1. DATUM IS APPROX. NGVD
2. MUNICIPAL WATER IS EXISTING
3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT.
4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS
TO BE AASHO H—LQ
5. PIPE JOINTS TO BE MADE WATERTIGHT.
6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH
310 CMR 15.000 (TITLE V.)
7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO
BE USED FOR LOT LINE STAKING OR ANY OTHER
PURPOSE.
8. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC.
9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED
WITHOUT INSPECTION BY BOARD OF HEALTH AND
PERMISSION OBTAINED FROM BOARD OF HEALTH.
10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING
DIGSAFE (1-888-344-7233) AND VERIFYING THE
LOCATION OF ALL UNDERGROUND & OVERHEAD UTILITIES
PRIOR TO COMMENCEMENT OF WORK.
11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE
REMOVED 5' BENEATH AND AROUND THE PROPOSED
LEACHING FACILITY.
12. EXISTING LEACHING FACILITY SHALL BE PUMPED AND
REMOVED OR PUMPED AND FILLED WITH CLEAN SAND.
i
LOCUS MAP
NOT TO SCALE
ASSESSORS MAP 64 PARCEL 27
LOCUS IS WITHIN APD
NO CONSTRUCTION PROPOSED
TEST
D
z
ENGINEER: ARNE H. OJALA, PE, SE
y. a
WITNESS:
c
�pO�O'�O``Pii
DATE: AUGUST 14, 2009
PERC. RATE
Locus
(;ocheset
SOILS
V'
o Basset
p»
� Pon
41.3'
0
m
0/A
LOCUS MAP
NOT TO SCALE
ASSESSORS MAP 64 PARCEL 27
LOCUS IS WITHIN APD
NO CONSTRUCTION PROPOSED
DATE
2.5Y 6/4
120" 31.3'
NO GROUNDWATER ENCOUNTERED��
rl
12 COCHESET PATH
WEST YARMOUTH
PREPARED FOR
B&B EXCAVATION/TURCO
AUGUST 14, 2009
Scale:1 "= 20' ; (K9, i
0 10 20 30 40 50 FEET UGi 7 ���
off 508-362-4541
fax 508-362-9880
downcape.com
down cape engiaeefiag, iac.
civil engineers
land surveyors
>� 939 Main Street (Rte 6A)
YARMOUTHPORT MA 02675
09-187.DWG(SBO) '
TEST
HOLE LOGS
ENGINEER: ARNE H. OJALA, PE, SE
WITNESS:
AMY *A./ f�tllUsc
DATE: AUGUST 14, 2009
PERC. RATE
_ < 2 MIN/INCH
CLASS I
SOILS
V'
ELEV.
p»
41.3'
0/A
LS
. _
10YR 4/1
377
E
FS
5'1
2.5Y 6/2
B
LS
1OYR 5/6
36"
C
PER
k r ti y$� rwr'a Lepar'(= t
vizo
MIS
DATE
2.5Y 6/4
120" 31.3'
NO GROUNDWATER ENCOUNTERED��
rl
12 COCHESET PATH
WEST YARMOUTH
PREPARED FOR
B&B EXCAVATION/TURCO
AUGUST 14, 2009
Scale:1 "= 20' ; (K9, i
0 10 20 30 40 50 FEET UGi 7 ���
off 508-362-4541
fax 508-362-9880
downcape.com
down cape engiaeefiag, iac.
civil engineers
land surveyors
>� 939 Main Street (Rte 6A)
YARMOUTHPORT MA 02675
09-187.DWG(SBO) '