HomeMy WebLinkAboutEngineer Plans 1994:tLl
1
H
•< OLD TOWN HODS.
c
H
x
o SUFFOLK AVE.
d �-
LOCUS
LOCATION MAP
LOT 1
22,378 SF
N
4
ASSESSORS MAP. 66_
PARCEL. Y1
CURRENT ZONING: R-15
BUILDING SETBACKS:
F: 30' S: 15' R: 20'
FLOOD ZONE: C
H
0
74
75
774 +74.8
TEST HOLE LOGS
ENGINEER: THOMAS MCLELLAN, P.E.
WITNESS DAVE MASON, R.S.
DATE: 6-29-94
PERCOLATION RATE: < 2 MIN/IN
TH-1 TH-2
73.4
TOP & ELEV
36" SUBSOIL 70.4
MEDIUM
- FINE
SAND
NOTES:
1. VERTICAL DATUM. ASSUMED FROM QUAD
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 = 114" PER FOOT.
6. FIRST 2' OF PIPE OUT OF D -BOX TO BE LAID 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. IN ACCORDANCE WITH THE TOWN OF YARMOUTH NITROGEN LOADING
REGULATION THE FOLLOWING DEED RESTRICTIONS APPLY:
A. THE NUMBER OF BEDROOMS SHALL NOT EXCEED 3.
61.4 I I B. THE LAWN AREA IS TO BE INSPECTED AND CERTIFIED BY THE
DESIGN ENGINEER (NOT TO EXCEED 2000 SF).
NO GROUNDWATER ENCOUNTERED
SEPTIC SYSTEM DESIGN
FLOW ESTIMATE:
-3 BEDROOMS AT 110 GAL/DAY/BEDROOM = 330 GAL/DAY
SEPTIC TANK
` 74 330 GAL/DAY * 1.5 DAYS = 495 GAL
USE 1000 GALLON SEPTIC TANK
` gEs LEACHING AREA:
` T 4.9 USE ONE LEACH PIT (-6'x 4') WITH 2.0' OF STONE
i T11-1 .� 0' i 10' EFFECTIVE DIAMETER x 4' DEEP)
75 �\ �I
_i73. o $c SIDE AREA: 10 x 4 x PI = 126 SF GAL DAY
- -- _ - (10)/,= DAY
PRO] i _---OTTOM AREA: 5 x 5 x PI = 78 SF - --- -
RpOM i UTILITY CLUSTER l 74-- ww 74 8 BELYING ri' TOTAL CAPACIT = 393 GAL DAY
0E 75.0
Ty- " 74 , ,73
' 73. 5- - - R=150. 00,
+ A=12
73, ... - � , SEPTIC SYSTEM SECTIO 2 PEASTONE
72
w i ---72
72 - - - - � �° 75.0 COVERS WITHIN P OF
\ ` _ _ FINISHED GRADE
70. o TOP OF FOUNDATION
_ o -
70
-___ - _- -,�- � � l( �;
--- A 66.5 V n
o oa' 66 71.41
65_ - _____ 1 _
- _ _ - _ !12.g0' Rs6� A 71.66 ELEV. D-BOX�t 1� GAL 71.18
63 - - , , R=2o. 00'-�� L�1 ELEV.
A�._9C .�` 64 ` ��+ A72.0 SEPTIC TANK 71.35. ELEV.
62 - 6 3 63._8 s ELEV. ELEV.
s 1. 4 TEE :SIZES:
BENCHMARK AT
CATCH BASIN
ELEV = 64.6
KEY:
EXISTING CONTOUR:
PROPOSED CONTOUR: ........................ • . • • • •
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION: 25
TEST HOLE: -
UTILITY POLE: -O-
FENCE LINE:
HYDRANT: -6-
DM # _9¢=23 1
/ cv
INLET: 6" UP, 10" DOWN
OUTLET: 6" UP, 19" DOT7N
I
SITE AND SEWAGE PLAN
' OF 3/4" - 1 1/2"
WASHED STONE
66.98
- _ -ELEV.
70.98 ! 2' 2'
ELEV. 10' >
ONE LEACH PIT (6' x 4') WITH
2' OF STONE (10' EFF. DIAM. x 4' DEEP)
(H-20)
LOCATION.
LOT 1 SUFFOLK AVENUE
WEST YARMOUTH, MA
PREPARED FOR-
REEF
ORREEF REALTY
SCALE: 1" = 30' DATE: .11-1-94
REFERENCE: PLAN BOOK 432 PAGE 96 REV 11-10-94