HomeMy WebLinkAbout83-1737 - Site Plan004LEGEND
99-
EXISTING CONTOUR
X 9B.J
EXIST. SPOT ELEV.
- 9
PROPOSED CONTOUR
F991
PROPOSED SPOT EL.
TH1
o°A
V
W ow S/
m
o
TEST HOLE
7
SLOPE OF GROUND
rQ)
UTILITY POLE
y91
FIRE HYDRANT
NOTE: NOT ALL SYMBOLS MAY APPEAR IN DRAWING
*THE INSTALLER SHALL VERIFY THE
LOCATIONS OF ALL UTILITIES AND ALL
BUILDING SEWER OUTLETS AND
ELEVATIONS PRIOR TO INSTALLING ANY
PORTION OF SEPTIC SYSTEM
RUN POND
(TI DAL)
09-276
I off 508-362-4541
fax 508-362-9880
downcope.com
down cape engineefing, Inc.
civil engineers
land surveyors
939 Mcin Street ( Rte 6A)
YARMOUTHPORT MA 02675
LEACH FIELD DETAIL
1"=20'
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
NO BASEMENT ALLOWED
USE A 1500 GAL. SEPTIC TANK SEE NOTE CRAWLSPACE
LEACHING:
SIDES: N/A
BOTTOM 30 x 15 (.74) = 333 GPD
TOTAL: 450 S.F. 333 GPD
USE 4" PERF. PVC PIPE AND STONE LEACH FIELD
DIMENSIONS: 30' x 15' x 0.5 DEEP
SEE DETAIL
29S't _
SYSTEM PROFILE
(NOT TO SCALE)
PROVIDE WATERTIGHT
ACCESS COVERS TO WITHIN 6" OF FIN. GRADE
PRECAST H-10
M1ve
RISERS `111 .)
2'0
8.49' uTEE 1500 GAL SEPTIC TANK -10 TEE
4' U0. LEVEL
GAS &
ACME OR EOUAL
OF
rT 4"1tiSCH40 PVC
PIPES LEVEL IST 2'
8 24 0 0°0°0°0°0°0 6" MIN. SUMP
LE ° °g°g °g g° 7.95
° o°o°^Oo°000° °c
8.15' " 7.98'
00C
o0c
nor
6" CRUSHED STONE OR MECHANICAL
COMPACTION. (15.221 [21)
WATER TEST D'BOX FOR LEVELNESS
ALL SYSTEM COMPONENTS SHALL BE
MARKED WITH MAGNETIC TAPE OR
COMPARABLE MEANS FOR FUTURE LOCATION.
VENT WITH CHARCOAL FILTER
2% SLOPE REQUIRED OVER SYSTEM
( 9 SLOPE) (-L% 7 SLOPE)
FOUNDATION= 18'- - SEPTIC TANK --- 9' -
(__L_7 SLOPE)
D' BOX 5' -
FLOODZONE DESIGN FOUNDATION FOR DWELLING AND GARAGE REQUIRED (BY OTHERS)
NOTE: FINAL GRADING TO BE IN ACCORDANCE WITH FEMA REQUIREMENTS
NO BASEMENT ALLOWED. I.E. VENTED CRAWLSPACE TO HAVE SLAB AT OR ABOVE OUTSIDE
GRADE, 1 SMARTVENT PER 200 SF CRAWLSPACE LOCATED WITHIN 12" OF GRADE 2 SIDES.
5' REMOVAL OF UNSUITABLE SOIL REQUIRED
AROUND PERIMETER OF LEACHING FACILITY,
DOWN TO SUITABLE SOIL LAYER. REPLACE
WITH CLEAN MED. SAND, TO MEET
SPECIFICATIONS OF 310 CMR 15.255(3)
40 MIL LINER TO BE PLACED ALONG REMOVAL
LIMIT TOP AT EL. 8.5, BOTTOM AT EL. 4.5
PROVIDE STAKED SILT FENCE ALONG PROPERTY LINE
PROVIDE INSPECTION PORT TO
2" DOUBLE -WASHED PEASTONFi�
OR GEOTEXTILE FABRIC n ��/ \\\
7.3'
4" PVC SET AT .005'/' SLOPE -j
6" DOUBLE WASHED 3/4" - 1 1/2" STONE
5.0'
TIDALLY INFLUENCED GROUNDWATER ELEV. 2.3'
MONITORING WELL SET AND AUTOMATED READINGS
TAKEN OVER A FULL MOON CYCLE
(HIGHEST TIDES OF THE MONTH)
LEACHING
FACILITY
MONITORING WELL SET 7/18, AUTOMATED
GROUNDWATER READINGS WERE TAKEN OVER THE FULL
MOON CYCLE
I
1
UTIL POLE
S�^
vl
1 ,
y
y
SMALL
AREA
1 DRAIN
1�
11 I BENCHMAR
1 1 BASIN ELE
1
II
I I III
LINE III III I`` SMALL
V AREA
DRAIN
SPEED LIMIT SIGN
I
1)UTIL POLE
6'
l I
I
I
I
I
1
I
DATE DANIEL A. OJALA, P.E., P.L.S.
OF FINAL GRADE
40 MIL LINER 5' MIN. OFF LEACHING, TOP AT
EL. 8.5, BOTTOM AT EL. 4.5
NOTES
1. DATUM IS NGVD29
2. MUNICIPAL WATER IS -AVAILABLE - -
3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT.
4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS
TO BE AASHO H -1Q
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. WETLAND FLAGGED BY HAMLYN CONSULTING.
13. ROOF RUN-OFF TO BE DIRECTED TO DRYWELLS,
OR TO DRIP TRENCHES
11 N
LOCUS MAP
NOT TO SCALE
�)
ASSESSORS MAP 34 PARCEL 266
5
LOCUS IS CURRENTLY WITHIN FEMA
o, Q\e
ooD
Q
ON -COMMUNITY -PANEL -#250015-0006
M rn
o°A
V
W ow S/
m
o
CONSULTING
v g
ZONING DISTRICT: RS -40
n
R
A
MIN. LOT SIZE 40,000 SF*
0
a
Locus
a
MIN. FRONT SETBACK 30'
sh
Nantucket
21,0'
Sound
Saurr
LS
LOCUS MAP
NOT TO SCALE
�)
ASSESSORS MAP 34 PARCEL 266
Q
LOCUS IS CURRENTLY WITHIN FEMA
FLOOD ZONE
A11 EL. 11 AS SHOWN
ON -COMMUNITY -PANEL -#250015-0006
D- -
JULY 2, 1992, SITE IS IN AN OPA, NO INS.
WETLAND FLAGGED BY HAMLYN
CONSULTING
ZONING SUMMARY
ZONING DISTRICT: RS -40
AI
LS
PROVIDED
MIN. LOT SIZE 40,000 SF*
17,765 SF UPLAND
MIN. LOT FRONTAGE 150'*
91.00'
MIN. FRONT SETBACK 30'
49.5'
MIN. SIDE SETBACK 20'(6'*)
21,0'
MIN. REAR SETBACK 20'
268'
*LOT CREATED 12/1/65 (GRANDFATHERED)
SITE IS NOT LOCATED WITHIN MESA/NHESP
MAPPING
TEST HOLE LOGS
ENGINEER: LISA LYONS, RS
WITNESS: SUSAN RASK, RS
DATE: 6/15/05
PERC. RATE _ < 2 MIN/INCH
CLASS 1 SOILS
PERCOLATION TESTING PERFORMED 8/31/05 BY RICK
JUDD, RS, AMY VON HONE, RS WITNESSING; RATE IS
< 2 MIN/INCH IN LS LAYER
p"
�)
ELEV.
5_8' Q'
Q
ELEV.
5.7'
FILL
A/E
9"
MS
AI
LS
18
1OYR 3/1
22"
1OYR 5/1
B
B
LS
LS
1OYR 4/3
39"
1OYR 4/3
2.55' 40"
Mom Es e
47•
(EL 2.381
2.36'
C
MS
C
MS
44"
obs. water
2.13' 42"
obs. water
2.2'
1OYR 5/4
2.5Y 5/3
120"
-4.2 120"
-4.3'
OF
#145 SOUTH STREET
SOUTH YARMOUTH
PREPARED FOR
DATE: JULY 31, 2013
REVISED: 8-7-2013 (GRADES, REMOVE RET. WALLS)
Scele: 1"= 20'
0 .iD 20 30 40 50 FEET
09-276 MARTIN LAYOUT2.DWG
V