HomeMy WebLinkAbout7 Lansing Street Proposed Septic DesignTOP OF FOUNDATION
ELEV:. 20.50_10
IHORIZI
20 FT. MINIMUM FROM CELLAR OR CRAWL SPACE
CLEAN SAND
FT. MINIMUM
10 FT. MINIMUM FROM SLAB
-
(PROPOSED)
HDCI MANHOLE
INSPECTION PORT
NO
-MQ- GAL./DAY
COVERS
4" SCHEDULE 40 PVC PIPE
LOAM AND SEED
LOAMY SAND
10YR4/1
MIN. PITCH 1/8" PER FT.
2" LAYER OF
19-32
8 -LOAMY
SAND
1/8" TO 1/2"
LEACHING AREA
AOS_00 SQ. FT.
32-120"
WASHED STONE
350
4" CAST IRON PIPE
308.00 X 0.74
19.3 MAX. OR FILTER FABRIC VENT
17.05 MIN. NOT REQUIRED
RESERVE LEACHING CAPACITY
(OR EQUAL% MINIMUM
IS TO CALL "DIG -SAFE" AT 1-888-344-7233 AT LEAST 72 HOURS
PRIOR TO COMMENCING WORK ON S'TE.
PITCH 1 /4" PER FT.
CONTRACTOR IS TO VERIFY GRADES AND ELEVATIONS AS WELL AS
SITE CONDITIONS PRIOR TO COMMENCING WORK ON SITE. ANY VARI°TInN
TEE
..
IMMEDIATELY.
- 8.
FLOW UNE rn 1
16.3 _- -- -
LEV. - 17.00
ELEV. _ 16.50
BMTCMUM
TOP OF FOUNDATION
ELEV. - 17.60
(EXISTING)
(NGVD)
/ mill. o o
LEV. . 16.25 2y - °
LEVOEL o j = + , 10 ° ELEV. a 14.97
BAFFLE ELEV. _ ��� 6" SUMP ELEV. = 1S•80 °
DISTRIBUTION ° e ° ° ° ° ° .
ELEV ° e ° o° o e e o 0 0 10 ° ELEV. 13.60
BOX
(TO BE PLACED ON FIRM BASE) Y 1 4 ) H10Y CAPACITYJNRILTRAT(.1PS INTH STAVE i
TO BE WATER TESTED TN A 5' X 32 X 24' 1RENCH FORMATION 7.1
1500 GALLON IF MORE THAN ONE OUTLET
150 Ilti TANK (TO BE PLACED ON FIRM BASE) SOIL ABSORPTION WELL MIw 2°
ZONE A
3/4' TO 1 1/2" CLEANNDEX 9.5
(H-20 LOADING) DOUBLE WASHED STONE SYSTEM (SAS) ADJUST 2.5
FREE OF FINES & SILT
WATER TABLE ELEV. . SEWAGE DISPOSAL SYSTEM PROFILE OBSERVEDSWATER AT BLE (12/13/07) ,Y
/13/07) ELEV. _ 4-7Q
NOT TO SCALE BOTTOM OF TEST HOLE ELEV. _ 270
I
LEGEND:
EXISTING SPOT ELEVATION 00x0
EXISTING CONTOUR----00----
FINAL SPOT ELEVATION
FINAL CONTOUR
SOIL TEST LOCATION
UTILITY POLE -0-
TOWN WATER WWW
CATCH BASIN (a)
GAS LINE GC.O.
CLEAN OUT
CESSPOOL C.P. Q
14.5
BVW-3-A, 7.58 X 9. ` 1 '
1 �
7.0
o,�: w�
z� s�!tic
Q! i t x►/11.8
9.9 9.3
6.6 ; A6EA /'18.2
. x 9 8 N 77,54.5 -1- S. F.
.,?.9 150 _GALLON
. _ ..
an o i `\ `\ \x .3 SE TIC TAN
5.7I J o I Z x 10.95.1
' O
x 15.50] 8.7 h' p \._ � -�-'� �' ,, �.� ,r�:f. ,� �� I x n S r
r,
.;
/ u 20.5
41-
\
gyp' �U , 20.6
BW- x/9.7 I7; Y �/ x'11. IDR
30 / -
6.5 x _
PP" i < BO
O 19.3
/ SOIL X7_1 + -t,_`_ 12. 2 DWI 1 g ^' ,
�/
/ TEST 1 � 13.2 y� �' 5 12, . ROO -�CI�O
1>i6 `
tTI -
X 15.1 i
X 13.5
X14.2
�-'o OCD:
17
17.9
\ r
BE�,Cri�S�Fr
CONC. BOUND
REVA PON= 17.00' I i
(NGVD) Ij
FILE COPY
SOIL TEST
DATE OF SOIL TEST DECEMBER 132007
SOIL TEST DONE BY $.WE_ ET��R LG_IN.101 G
WITNESSED BY-,-BENAUD
OBSERVATION HOLE 1 ELEV.= 13.2 _
PERCOLATION RATE < 2 MIN./INCH AT 56 INCHES
�r
Pr
DEPTH
IHORIZI
TEXTURE
COLOR
MOTT.
OTHER
0-12"
LOAMY SAND
FILL
NO
-MQ- GAL./DAY
12_-19"
A
LOAMY SAND
10YR4/1
SOIL CLASSIFICATION
SCALE
SCALE 1 " _ 10'
19-32
8 -LOAMY
SAND
10YR6/6
LEACHING AREA
AOS_00 SQ. FT.
32-120"
C1
COARSE SAND
2.SY7/4
308.00 X 0.74
6,
RESERVE LEACHING CAPACITY
NONE GAL./DAY
IS TO CALL "DIG -SAFE" AT 1-888-344-7233 AT LEAST 72 HOURS
PRIOR TO COMMENCING WORK ON S'TE.
7.
CONTRACTOR IS TO VERIFY GRADES AND ELEVATIONS AS WELL AS
SITE CONDITIONS PRIOR TO COMMENCING WORK ON SITE. ANY VARI°TInN
IS TO BE BROUf=WT T') THE ^T'"'.T?;.• OF 'irli: DESIGN ENGINEER
..
WATER ENCOUNTERED AT - 108 ELEV. a 4.20 _
OBSERVATION HOLE 2 ELEV.= 12.7 _
DEPTH
HORIZ
TEXTURE COLOR
MOTT.
OTHER
0-14"
14-36
36 120"
A
B
C1
LOAMY SAND
NO
LOAMY SAND
---- - -----
-MQ- GAL./DAY
REQUIRED SEPTIC TANK CAPACITY
--
COARSE SAND
---
--------
SOIL CLASSIFICATION
SCALE
SCALE 1 " _ 10'
DESIGN PERCOLATION RATE
5-3_ MIN./IN.
EFFLUENT LOADING RATE
.014- GAL./DAY/S.F.
LEACHING AREA
WATER ENCOUNTERED AT 102'
ELEV. = 4.20
DESIGN CALCULATIONS
NUMBER OF BEDROOMS
2
GARBAGE DISPOSAL UNIT
No
TOTAL ESTIMATED FLOW
( 110 GAL/SR./IDAY X -2- BR.)
-MQ- GAL./DAY
REQUIRED SEPTIC TANK CAPACITY
_�� GAL.
ACTUAL SIZE OF SEPTIC TANK
1500 GAL.
SOIL CLASSIFICATION
SCALE
SCALE 1 " _ 10'
DESIGN PERCOLATION RATE
5-3_ MIN./IN.
EFFLUENT LOADING RATE
.014- GAL./DAY/S.F.
LEACHING AREA
AOS_00 SQ. FT.
(5X32)+(37X2X2)
LEACHING CAPACITY (AREA X RATE)
22 A2 GAL./DAY
308.00 X 0.74
6,
RESERVE LEACHING CAPACITY
NONE GAL./DAY
NOTES:
1.
ALL WORKMANSHIP AND MATERIALS SHALL CONFORM TO D.E.P.
TITLE 5 AND THE TOWN'S RULES AND REGULATIONS FOR
THE SUBSURFACE DISPOSAL OF SEWAGE,
2.
ALL COVERS TO SANITARY UNITS SHALL BE BROUGHT TO
WITHIN 6" OF FINISHED GRADE.
3.
ALL COMPONENTS OF THE SANITARY SYSTEM SHALL BE CAPABLE OF
WITHSTANDING H-10 LOADING UNLESS THEY ARE UNDER OR WITHIN
DATEMAY 2008
10 FT. OF DRIVES OR PARKING AREAS. H-20 LOADING SHALL BE
SCALE
SCALE 1 " _ 10'
USED UNDER OR WITHIN 10 FT. OF DRIVES OR PARKING AREAS.
4.
ANY MASONARY UNITS USED TO BRING COVERS TO GRADE SHALL
BE MORTARED IN PLACE.
5.
NO DETERMINATION HAS BEEN MADE AS TO COMPLIANCE WITH
DEEDED OR ZONING REGULATIONS. OWNER / APPLICANT IS TO
OBTAIN SUCH DETERMINATION FROM APPROPRIATE AUTHORITY.
6,
UTILITIES SHOWN ARE APPROXIMATE ONLY, EXCAVATION CONTRACTOR
SHEET 1 OF 1
IS TO CALL "DIG -SAFE" AT 1-888-344-7233 AT LEAST 72 HOURS
PRIOR TO COMMENCING WORK ON S'TE.
7.
CONTRACTOR IS TO VERIFY GRADES AND ELEVATIONS AS WELL AS
SITE CONDITIONS PRIOR TO COMMENCING WORK ON SITE. ANY VARI°TInN
IS TO BE BROUf=WT T') THE ^T'"'.T?;.• OF 'irli: DESIGN ENGINEER
..
IMMEDIATELY.
- 8.
PARCEL IS IN FLOOD ZONES _M2(4-10 8_k C
9.
LOT IS SHOWN ON ASSESSORS MAP AS PARCEL 102
10.
ALL UNSUITABLE MATERIAL SHALL BE REMOVED FROM UNDER AND
FOR A MINIMUM OF 5' AROUND SOIL ABSORPTION SYSTEM AND BE
REPLACED WITH MATERIAL AS SPECIFIED IN 310 CMR 15.255:(3).
11.
THE INSTALLER IS TO GIVE THE ENGINEER A MINIMUM OF 48 HOURS
(2 WORKING DAYS) NOTICE FOR THE FINAL INSPECTION (NUMBER BELOW).
12.
EXISTING STRUCTURE AND ALL UTILITIES (INCLUDING SEPTIC) ARE TO BE
REMOVED AND BE REPLACED WITH NEW.
13.
ANY POLLUTED SOILS ENCOUNTERED ARE TO BE REMOVED FROM SITE.
14.
THERE IS TO BE A DEED RESTRICTION RECORDED AT THE REGISTRY OF
DEEDS LIMITING THE CAPACITY OF THE DWELLING TO 2 BEDROOMS ONLY.
15.
ALL DISTURBED AREAS ARE TO BE STABILIZED AND REVEGETATED.
16.
THERE ARE TO BE GUTTERS, DOWNSPOUTS AND DRYWELLS INSTALLED
TO HANDLE ROOF RUNOFF.
17.
VARIANCES TO TITLE 5 AND YARMOUTH REGULATIONS:
A. SOIL ABSORPTION SYSTEM LESS THAN 10' FROM LOT LINES (5' VAR.'
B. SOIL ABSORPTION SYSTEM LESS THAN 20' FROM FOUNDATION (9' VAR.).
C. SEPTIC TANK LESS THAN 10' FROM LOT LINES (2' VAR.).
D. NO RESERVE AREA.
E. TOP OF FOUNDATION EVEN WITH HIGH POINT IN ROAD. (2' VAR.)
FILE CO
APPROVED: BOARD OF HEALTH
DATE
AGENT
WEST YARMOUTH. MA
i
! ALBION RD.
Ow
m. CARLETON
W N N
GREAT
z z
of 2 0{ti'z =
Loc
�oI RS�s ST
RAIL / RAAYBLUFFs 50��
/
PROPOSED SEPTIC DESIGN
FOR
McPHEE ASSOCIATES
LOC.
7 LANSING ST., LOT 224
WEST YARMOUTH, MASS.
SF)=ER ENGLNEERING
235 WESTERN ROAD
508- P. 0. BOX 713
398-3922 SOUTH DENNIS, MASS. 02660
DATEMAY 2008
SCALE
SCALE 1 " _ 10'
JOB N0. 5961-00
REVISED
LOCATION MAP -�
REVISED ��
SHEET 1 OF 1