HomeMy WebLinkAboutEngineered Plan - 1996C,
� x
c
40'
is
WELISHAS
N POND
LOCATION MAP
LOT 79
10,504 + S.F.
(0.21 -17-AC.)
ASSESSORS MAP: 94
PARCEL. C79
N.a
CURRENT ZONING: R-40 (1964 SUBDIVISION)
BUILDING SETBACKS:
F: 30' S: 20' R: 20'
FLOOD ZONE: C
b
52�1
10
TEST HOLE LOGS
ENGINEER: THOMAS McLELLAN, P.E.
WITNESS RON CADILAC, R.S.
DATE: 3-29-96
PERCOLATION RATE: < 2 MIN/IN
TH-1 TH-2
50.5
54
ELEV
53
\
56
LOAMY SAND
2"
2.5Y 5/2
49.5
B HORIZON
57
LOAMY SAND
\ \
t0„
10YR 5/8
48.0
10
TEST HOLE LOGS
ENGINEER: THOMAS McLELLAN, P.E.
WITNESS RON CADILAC, R.S.
DATE: 3-29-96
PERCOLATION RATE: < 2 MIN/IN
TH-1 TH-2
50.5
55
ELEV
\
0, A & E HORIZON
56
LOAMY SAND
2"
2.5Y 5/2
49.5
B HORIZON
57
LOAMY SAND
\ \
t0„
10YR 5/8
48.0
132"
157
X56
51
z0•
T P Sz
1 1p. hr /
1 •�fN � 80pGSE \ 1 54
1 zo•
SSG
BENCHMARK TOP OF 1 14a
CONCRETE BOUND
ELEV= 50.34'
50
10'
�. '4 Sgj. DRIyE \ \ X 53
cE Op 50. 6
0. OSf
CA _ ,
R %-�50. 0
UTILITY POLE
GUY WIRE
KEY:
EXISTING CONTOUR:
PROPOSED CONTOUR: ......... . ...... .
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION: 25
TEST HOLE: ••
UTILITY POLE: -0-
FENCE LINE:
HYDRANT: •6 -
RETAINING WALL:
TREE:
DM # 96-027 (D18F3)
DM
C HORIZON
MEDIUM SAND
2.5Y 7/8
53.0
55
ELEV
\
\
56
LOAMY SAND
9"
2.5Y 4/2
52B
B HORIZON
57
\
\ \
,O.
10YR 5/8
50.5
157
X56
51
z0•
T P Sz
1 1p. hr /
1 •�fN � 80pGSE \ 1 54
1 zo•
SSG
BENCHMARK TOP OF 1 14a
CONCRETE BOUND
ELEV= 50.34'
50
10'
�. '4 Sgj. DRIyE \ \ X 53
cE Op 50. 6
0. OSf
CA _ ,
R %-�50. 0
UTILITY POLE
GUY WIRE
KEY:
EXISTING CONTOUR:
PROPOSED CONTOUR: ......... . ...... .
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION: 25
TEST HOLE: ••
UTILITY POLE: -0-
FENCE LINE:
HYDRANT: •6 -
RETAINING WALL:
TREE:
DM # 96-027 (D18F3)
DM
C HORIZON
MEDIUM SAND
2.5Y 7/8
53.0
ELEV
0, A & E HORIZON
LOAMY SAND
9"
2.5Y 4/2
52B
B HORIZON
LOAMY SAND
,O.
10YR 5/8
50.5
C HORIZON
MEDIUM SAND
2.5Y 7/8
39.5 120" 1 143.0
NO GROUNDWATER ENCOUNTERED
SEPTIC SYSTEM DESIGN
NOTES:
I., VERTICAL DATUM., ASSUMED FROM QUAD (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 3.01
.
11. D -BOX TO BE WATER TESTED TO ENSURE LEVELNESS AND EQUAL FLOW.
FLOW ESTIMATE:
3 BEDROOMS AT 110 GAL/DAY/BEDROOM = 330 GAL/DAY
SEPTIC TANK:
330 GAL/DAY x 2 DAYS = 660 GAL
USE 1500 GALLON SEPTIC TANK
LEACHING AREA:
USE 2 LEACH TRENCHES (32' x 3' x 2' DEEP)
SIDE AREA: (32 + 3)2 x 2 = 140 SF (.74) = 104 GAL/ DAY
BOTTOM AREA: 32 x 3 = 96 SF (74) = 71 GAL/DAY
TRENCH CAPACITY 7t"175�°GAL/DAY
x 2 TRENCHES -
_ •GAL/DAY - -_-
350;
SEPTIC SYSTEM SECTION
COVERS WITHIN 12" OF
52.5 FINISHED GRADE
ONE INSPECTION COVER
nTOP OF FOUNDATION 0 BE WITHIN 6" OF GRADE)
_�__1_ 0 0 0
o
ELEV.
DEMAREST-McLELLAN ENGINEERING
24 SCHOOL STREET P.O. BOX 463
WEST DENNIS, MASSACHUSETTS 02670
PHONE & FAX : (508) 398-7710
4G.d / 1500 GAL
ELEV. SEPTIC TANK
(6" OF STONE UNDER OR
MECHANICALLY COMPACTED)
TEE SIZES:
INLET: 6" UP, 13" DOWN
OUTLET: 6" UP, 14" DOWN
APPJROVED BY:
48.05
ELEV.-BOX
\47.76
47.93 (6" OF ELEV.
ELEV. STONE
UNDER)
GAS BAFFLE
AT OUTLET TEE
DATE:
r: _✓ E ..e� __ "
F
THOMAS McLELLAN, P.E. JOHN Z. DEMAREST JR., P.L.S.
DECK
24• PROPOSED
3 BEDROOM
DWELLING
FUT.
GAR.
32'
PROPOSED DWELLING
2" PEASTONE
3/4" -1 1/2"
WASHED STONE
r- 4" PERFORATED
PVC PIPE
r- ELEV: 48.0
y2' 45.5
32' ELEV.
TWO LEACH TRENCHES
(32' x 3' x 2' DEEP)
ELEV.
SITE AND SEWAGE PLAN
L OCA TION
102 WHITE ROCK ROAD
YARMOUTH, MA.
PREPARED FOR.-
REEF
OR:REEF REALTY
SCALE: 1" = 20' DATE: 4-3-96
REFERENCE: PLAN BOOK 187 PAGE 149