HomeMy WebLinkAbout83-1428 - Site & Sewage PlanLOCATION MAP
LOT 3 (10700 SFjj
& LOT 64 ,980 SF) N
TOTAL AREA: 109,880 SF
ASSESSORS MAP. 134
PARCEL: A5
CURRENT ZONING: R-40
BUILDING SETBACKS:
F: 30' S: 20' R: 20'
FLOOD ZONE: C & A3 (EL 11)
TEST HOLE LOGS
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ENGINEER: THOMAS McLELLAN, P.E.
JOHN Z. DEMAREST JR, PLS.
N
DATE: 10-16-97
o
PERCOLATION RATE: < 2 MIN/IN
h
b
TH-1 TH-2
m
f8.0
h
0/A HORIZON ELEV FILL
m
9R'
yy.
N
20.0
A=150.00'
w41
BT -t ROAD
LOAMY SAND LOAMY SAND
f46•+
PROPERTY
PERIMETER
TEST HOLE LOGS
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ENGINEER: THOMAS McLELLAN, P.E.
JOHN Z. DEMAREST JR, PLS.
WITNESS: AMY VON HONE, R.S.
DATE: 10-16-97
PERCOLATION RATE: < 2 MIN/IN
TH-1 TH-2
f8.0
26D
0/A HORIZON ELEV FILL
ELEV
LOAMY SAND
Sr fOYR 4/3 173 72"
20.0
B HORIZON 0/A HORIZON
LOAMY SAND LOAMY SAND
29. lOYR 6/8 15.6 78" IOYR 4/3 .
19.5
C HORIZON C HORIZON
FINE FINE
2.SY 7%AND
2.SY 7/AND
TOP OF COASTAL BANK
! m
00000FLAG #4 'c / ? q
EDGE OF WETLAND / m
WETLAND10----- -------------------------------
FLAG #1 �� �� ��
12- _ _ Ems¢ 11D
351 UNDISTURBED' - _ - FLAG #12
TOP OF COASTAL BANK "' 14 - - _ _ BUFFER CO ,FBax FROM ` `
`--
f6 WLIMIT MNd - - - - - - -- 12
COASTAL BANK l J� 1,� R1; 1111,,ORK,,,,1,,.... .,.. .
FLAG #1 -
20'-
_
STONE DRAINAGE TRENCH \ �, ® ;iw M J® `
(45* x 2 WIDE x P DEEP)
16' AIDE ACCESS I .............
�
EASEMENT ,• _ � � ...�. `� �r+�,�j. TH-J `•
26 - -
EXISTING s BiDftM `1s
8'WIDE - lA► B
DIRT ROAD (b
yy.
DRAINAGE
EASEMENT
_ A=150.00'
5
BENCHMARK AT /
CONCRETE BOUND L
ELEVATION a 32.77
162'
12D
NO GROUNDWATER ENCOUNTERED
SEPTIC SYSTEM DESIGN
FLOW ESTIMATE.
NOTES:
1. VERTICAL DATUM: NGVD
2. MUNICAPAL WATER IS AVAILABLE.
3. SCHEDULE 40 - 4" PVC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM.
4. ALL PRECAST UNITS TO CONFORM WITH AASHTO H-10
LOADING SPECIFICATIONS.
5. PIPE PITCH= 1/4" PER FOOT, (UNLESS NOTED OTHERWISE).
6. FIRST 2' OF PIPE OUT OF D -BOX TO BE SET LEVEL.
7. THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE
USE OF A GARBAGE DISPOSAL.
8. ALL CONSTRUCTION DETAILS ARE TO BE IN CONFORMANCE WITH THE
STATE OF MASS. ENVIRONMENTAL CODE (TITLE FIVE) AND LOCAL
HEALTH REGULATIONS.
9. CONTRACTOR TO VERIFY LOCATIONS OF ALL UTILITIES PRIOR
TO CONSTRUCTION.
10. GROUND COVER OVER ALL SEPTIC SYSTEM COMPONENTS NOT TO
EXCEED 3.0'.
11. WORK LIMIT LINE TO BE DOUBLE STAKED HAY BALES OR SILT FENCE.
LOCATION TO BE STAKED PRIOR TO CONSTRUCTION.
12. ALL DISTURBED AREAS ARE TO BE REVEGETATED OR MULCHED UPON
COMPLETION OF CONSTRUCTION.
13. ROOF RUN-OFF TO BE DIRECTED TO DRYWELLS OR STONE TRENCHES AT
DRIP LINE.
3 BEDROOMS AT 110 GAL/DAY/BEDROOM = 330 GAL/DAY WALK --OUT
1B � 3
SEPTIC TANK: o t26 POB 1z
330 CAL/DAY x 2 DAYS = 660 GAL ff Zy.
USE 1500 GALLON SEPTIC TANK
PROPOSED
If 3 BEDROOM
LEACHING AREA: 04 111DWELLING
USE 3 INFILTRATORS (MAXIMIZER CHAMBERS) 2,r 296
WITH 4' OF STONE ALL AROUND (30' x 11 x 2' DEEP) 22 t2 fz IV
SIDE AREA: (30 + 11)2 x 2 = 164 SF (.74) = 121 GAL/DAY
BOTTOM AREA: 30' x 1T = 330 SF (74) = 244 CAL/DAY
CAPACITY = 365 CAL/DAY
SEPTIC SYSTEM SECTION
TOP LUNG r !z/ 5,
PAVED � ` FMD.=,�,0
D `
RIVE sr 26.0
saTOP OF FOUNDATION
A' ' _ `!8
' W -20
/r
19.0 1500 GAL
ELEV. SEPTIC TANK\
` \ ROAD + 19.5 (6" OF STONE UNDER OR ELEV. MECHANICALLY COMPACTED)
UTILITY' `22
CLUSTER
KEY:
EXISTING CONTOUR: -
PROPOSED CONTOUR: •.............•..•....•.....
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION: 25
TEST HOLE: .40-
UTILITY POLE: -0-
FENCE LINE: -
HYDRANT: -6-
RETAINING WALL:
TREE: io
DM # 97-141 (D17F2)
`24
`26 BENCHMARK AT -
E� ;28 CONCRETE BOUND
ELEVATION = 22B
EXISTING
CATCH BASIN
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DEMAREST-McLELLAN ENGINEERING
24 SCHOOL STREET P.O. BOX 463
HEST DENNIS, MASSACHUSETTS 02670
PHONE & FAX : (508) $98-7710
TEE SIZES:
INLET: 6" UP, 13" DOWN
OUTLET: 6" UP, 14" DOWN
APPROVED BY:
COVERS WITHIN 12' OF
FINISHED GRADE
ONE INSPECTION COVER
D BE WITHIN 6" OF GRADE)
2" PEASTONE
3/4" - 1 1/2"
WASHED STONE
/
ELEV.= 17.0
18.75
ELEV. a o
V - BOX m 14.5
18.53
18.7 (6" OF ELEV. 4 E4 ELEV.
ELEV. STONE 30'
UNDER) 3 INFILTRATORS (MAXIMIZER CHAMBERS)
16.5 WITH 4' OF STONE ALL AROUND
GAS BAFFLE
AT ovrLEr TEE ELEV. (30' x 1P x 2' DEEP)
DATE:
�yVAO.`4 B
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GiVEL
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THOMAS McLELLANTHOMAS AN, P.E�
JOHN Z. DEMAREST JR, PLS.