HomeMy WebLinkAboutDecision 3304 - Site and Sewage Plan$ N ASSESSORS MAP: 92
goo 4 PARCEL: R7
CURRENT ZONING: R-40
$�gy #1 BUILDING SETBACKS:
r; .4p�r1 ROLA F: 30' S: 22 20'_
I FLOOD ZONE: C
LOCUS I
LOCATION MAP CONC. PAD
LOT 7 (93,105 SF)
EXISTING 10' AIDE
DIRT WAY
�j 48 UI
lr r49
r 4
KEY:
EXISTING CONTOUR: — — --
PROPOSED CONTOUR: ••••••••.•••••••••••••••••••••
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION: 25
TEST HOLE: 4�-
UTILITY POLE: -0-
FENCE LINE:
HYDRANT: -6
RETAINING WALL:
TREE: 0
BENCHMARK AT
WATER GATE
ELEVATION - 49B
1
1 ,
49. 0
1 �
1 1 52 f ' `�♦ W \d��
46 ;�54�
' I ,
HYDRANT
1 1
r / , ♦ 50.0
♦ DRIV
1 � ♦ ` ' , 4 BEDD
AA, ROOM / 1
1♦♦ ♦`� D 1i Tf a5 4G * 1 11' -. 49.4
1d
' AC
TEST HOLE LOGS
ENGINEER: STETSON HALL, R.S. (TH-1)
WITNESS: AMY VON HONE, R.S.
DATE: 3-7-96
PERCOLATION RATE: 6 MIN/IN
TH-1
47.5
NO GROUNDWATER ENCOUNTERED
` `♦ ` ♦ , , �' 144. 4+ ♦, \� /
�` �. �. ` 146
Sig
♦
34 34 ` .
0 HORIZON
E
,7'
1OYR 2/1
47
TH-1
E HORIZON
4'
IOYR 5/2
472
_
A HORIZON
SANDY LOAM
7"
10YR 516
46.:
B HORIZON
SANDY LOAM
80"
10YR 8/3
451
C1 HORIZON
LOAMY SAND
i0"
2.5y 816
42:
C2 HORIZON
LOAMY SAND
20'
2SY 8/6
371'
NO GROUNDWATER ENCOUNTERED
` `♦ ` ♦ , , �' 144. 4+ ♦, \� /
�` �. �. ` 146
Sig
♦
34 34 ` .
`
TH-1
'
1
♦
♦
_
203.68'
- • ToS SUMMER STREET
},
�t
,
1 1
-
42
rr
,r/
,r
47.2
+
r
�
r
147. 03' ♦ � `
� ,
� /
r
�'
/
--40
28
so
32
1
,---
34
36
/ 1
38 1
/
♦
`,
UTILITY CLUSTER
' i
- - - - _
o
�
H /38, OG� y ��------ 36
/
DM # 96-028 (D17F26)
-36 /
+33.7 250-00
50. 00' /
VOIAM
s0S
WOODLOAM G ELEV
SUBSOIL I .--
0
_-
DENSE SAND
WITH FINES
SEPTIC SYSTEM DESIGN
NOTES:
1. VERTICAL DATUM: ASSUMED FROM QUAD (NCVD +/-)
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 & H-20
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.
S. 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. DESIGN ENGINEER TO CONFIRM SUITABLE SOIL TO A DEPTH OF 4' BELOW
LEACHING AREA PRIOR TO CONSTRUCTION.
FLOW ESTIMATE:
� BEDROOMS AT 110 GAL/DAY/BEDROOM = 440 CAL/DAY
SEPTIC TANK:
440 GAL/DAY x 2 DAYS = 880 GAL
USF, 1500 GALLON SEPTIC TANK
LEACHING AREA:
USE 4 FLOWDIFFUSORS WITH 4' OF STONE ALL
AROUND AND P UNDER (40' x 12' x 2' DEEP)
SIDE AREA: 52 x 2 x 2 = 208 SF (.70) = 146 GAL/DAY
BOTTOM AREA- 40' x 12' = 480 SF (.70) = 336 GAL/DAY
TOTAL CAPACITY = 482 CAL/DAY
SEPTIC SYSTEM SECTION
52.0
TOP OF FOUNDATION
COVERS WITHIN 12' OF
FINISHED GRADE
ONE INSPECTION COVER
0 BE WITHIN 6' OF GRADE)
42.66 1500 GAL
ELEV. SEPTIC TANK
O (6" OF STONE UNDER OR
ELEV. MECHANICALLY COMPACTED)
// DM
DEMAREST-McLELLAN ENGINEERING
/
24 SCHOOL STREET P.O. BOX 463
WEST DENNIS, MASSACHUSETTS 02670
TEE SIZES:
INLET: 6" UP, 13" DOWN
OUTLET: 6" UP, 14" DOWN
APPROVED BY:
r WALK -OUT
\\y 2453'
5757' DECK
PROPOSED
24' DWELDLIING
to 4' ��, 'e z45s•
I PROPOSED DWELLING
2" PEASTONE
314--1 1/2"
WASHED STONE
ELEV. 42.5
42.41 e
ELEV. D -BOX 422 40.0
4237 (6" OF ELEV. 4 > 4 ELEV.
ELEV. STONE f 40'
GAS BAFFLE UNDER) 420 4 FLOWDIFFUSORS WITH 4' OF STONE
AT OUTLET TEE ELEV. ALL AROUND AND T UNDER
(40' x 12' x 2' DEEP) (H-20)
DATE:
SITE AND SEWAGE PLAN
LOCATION
LOT R7 SUMMER STREET
r ,. YARMOUTHPORT, MA
y
4
�c� � •�
� � '�'' ,�-s � � PREPARED FOR.-
REEF
ORREEF REALTY
SCALE: 1" = 40' DATE: 3-25-96
REFERENCE: PLAN BOOK 496, PAGE 27 REV: 4-3-96
THOMAS McLELLAN, P.E. I JOHN Z. DEMAREST JR P.L.S.