HomeMy WebLinkAbout121 Mayflower Terrace - Site & Sewage Disposal PlanDEEP OBSERVATION
NO SCALE
DEEP OBSERVATION HOLE 1 ELEV=101
OGS
DEPTH FROM
SURFACE
SOIL
HORIZON
SOIL
TEXTURE
SOIL COLOR
MUNSELL
SOIL
MOTTLING
OTHER
0" - 11"
0/A
LOAMY SAND
10 YR 2/2
NONE
0%-5%
11' - 28•
B
LOAMY SAND
10 YR 5/8
NONE
5% COBBLES
28' - 132"
C
MED -COARSE
10 YR 6/3
NONE
5% GRAVEL
48" - 138"
C
SAND
10 YR 6/3
NONE
2% COBBLES
DEEP OBSERVATION HOLE 2 ELEV=141
DEPTH FROM
SURFACE
SOIL
HORIZON
SOIL
TEXTURE
SOIL COLOR
(Mu SELL)
SOIL
MOTTLING
OTHER
0" - 13"
0/A
LOAMY SAND
10 YR 2/2
NONE
0%-5%
13" - 48"
B
LOAMY SAND
10 YR 5/6
NONE
5% COBBLES
4' DIA SCH 40 PVC PIPE
DROP- 2" MIN - 3" MAX.
FLOW UNE
4' DIA SCH 40 PVC PIPE MIN. 4' DIA SCH 40 PVC PiPE
AND STONES
48" - 138"
C
MEDIUM SAND
10 YR 6/3
NONE
DATE OF TESTS: SEPTEMBER 9, 2003
PERCOLATION RATE : LESS THAN 2 MINUTES PER INCH DROP
IN THE C HORIZON IN DOH 0 1 AND DOH #2
WITNESSED BY : USA LYONS, CSE
DAVE FLAHERTY, YARMOUTH BOARD OF HEALTH
GROUNDWATER ENCOUNTERED 0 ELEV-0.6
GROUNDWATER EICOUNTERED AT A
DEPTH OF 113•
PERC 0 50'
NO GROUNDWATEk ENCOUNTERED
DESIGN CALCULA TIONS
DESIGN FLOW 5 BEDROOMS AT 110 GAL PER DAY PER BEDROOM = 550 GPD
550 GPD X 200% = 1100 GALLONS - USE 1500 GALLON SEPTIC TANK, MIN. ALLOWED
A 50.5' L x 10' W. x 2' D. LEACHING CHAMBER CAN LEACH:
Vt = 50.5 (2) 2 x .74 + 50.5 (10) x .74 + 10 (2) 2 x .74 = 552 GPD
INSTALL- ONE ( 1) - 50.5 'L x 10 Y. x 2 'D. LEACHING CHAMBER Vt = 552 GPD > 550 GPD REQD.
ONE ( 1) - 1500 GAL SEPTIC TANK, MINIMUM ALLOWED
ONE ( 1) - DISTRIBUTION BOX ( 9 OUTLET)
NOTES
1) GARBAGE GRINDERS ARE NOT ALLOWED WITH THIS DESIGN.
2) THE INSTALLER IS RESPONSIBLE FOR ASSURING THAT COMPONENTS OF
THE SEWAGE DISPOSAL SYSTEM ARE DESIGNED WITH SUFFICIENT
STRENGTH TO SUSTAIN ALL LOADS TO BE IMPOSED ON THEM. ANY
COMPONENT OF THE SYSTEM SUBJECT TO VEHICULAR TRAFFIC MUST
COMPLY WITH A MINIMUM STANDARD OF A.A.S.H.T.O. H-20 WHEEL LOADS
3) PRIOR TO SETTING ANY SEWAGE DISPOSAL SYSTEM COMPONENT, INSTALLER
SHALL VERIFY EXISTING CONDITIONS, INCLUDING ELEVATIONS OF EXIT INVERTS,
AND REPORT ANY DISCREPANCIES TO THE DESIGN ENGINEER.
4) ALL GRAVITY SEWER PIPE SHALL BE 4" DIA. SCH 40 PVC UNLESS OTHERWISE
NOTED. THE MINIMUM SLOPE OF 4' DIA. SCH 40 PVC SHALL BE 0.01 FT/FT.
5) NO PART OF THIS DESIGN SHALL BE ALTERED WITHOUT PRIOR APPROVAL
FROM THE DESIGN ENGINEER AND THE AGENT OF THE LOCAL BOARD OF
HEALTH. ALL REQUESTS FOR CHANGES SHALL BE MADE IN WRITING PRIOR
TO CONSTRUCTION.
6) THE USE OF ALTERNATE MANUFACTURERS FOR SYSTEM COMPONENTS
SHALL NOT BE APPROVED IF THE USE OF THEIR EQUIPMENT REQUIRES
CHANGES IN DESIGN.
7) THE INSTALLER SHALL ASCERTAIN THE LOCATION OF EXISTING UNDERGROUND
UTILITIES PRIOR TO EXCAVATION AND SHALL PROTECT UTILITIES WITHIN THE
WORK AREA DURING CONSTRUCTION.
8) FILL MATERIAL FOR SYSTEMS CONSTRUCTED IN FILL SHALL BE CLEAN
GRANULAR SAND, FREE OF ORGANIC MATTER AND OTHER DELETERIOUS
MATERIALS. THE SAND SHALL BE GRADED SUCH THAT NOT MORE THAN
45% OF THE SAMPLE, BY WEIGHT, SHALL BE RETAINED ON THE (#4 SIEVE.
THE FILL SHALL NOT CONTAIN ANY MATERIAL LARGER THAN 2 INCHES.
THE MATERIAL THAT PASSES THE #4 SIEVE SHALL MEET THE
FOLLOWING GRADATION REQUIREMENTS:
SIEVE
PERCENT
SIZE
PASSING
91 MIN.
1D%100% D% -l00%
J540
100
0%-20%
200
0%-5%
OF FOUNDATION
ESTIMATED HIGH GROUNDWATER CALCULATION
(USGS/CCC METHOD)
INDEX WELL:- #MIW-29 ZONE: A
DATE OF READING: 9-24-03 DEPTH TO GROUNDWATER: 9.42 FEET
GROUNDWATER LEVEL ADJUSTMENT: 1.9 FEET
ACTUAL GROUNDWATER LEVEL 0 SITE EL= 0.6 FEET
ESTIMATED (MAX.) HIGH GROUNDWATER LEVEL: EL= 2.5 FEET
0
SOIL REMOVAL NOTE
REMOVE TOPSOIL AND UNSUITABLE MATERIAL WITHIN 5' OF LEACHING
CHAMBERS DOWN TO C HORIZON IN DOH #1 & DOH #2 AND REPLACE WITH
SAND FILL IN ACCORDANCE W1TH NOTE #8 TO ELEVATION=13.0f
RAISE COVERS TO WITHIN 6'
OF FINISH GRADE
""°AR° SILT ff"CE PLAN REFERENCES.
c . �o. OASTAL
ASSESSORS MAP 120 PARCEL 1.3�� m
NGINEERING
PLAN BOOK: 584 PAGE: 61
PLAN BOOK: 295 PAGE: 56 / qiq o y = OMPANY, , INC.
FOWNS ` , -
PLAN BOOK: 79 PAGE: 101, POND 260 Cranberry Hwy, Orleans, MA 02653
COMPACTED SUBGRADE 508.255.6511 Fax: 508.255.6700
PLAN BOOK: 586 PAGE 61 i) LOCUS
W BALES
((SEEATSER BEILOI DEED BOOK: 15799 PAGE: 239 1`
A
z c MAYFLOWER by YS
STANDARD TWO (2) 2'X2" STAKES' OR ZONING DISTRICT: R-40 TERRACE--► BAY i
SILT FENCE
EQ ALENT PER BALE DRIVEN GRfgT
ANE (1) Fool INTO GROUND PLAN SHOWING PROPOSED 4ES1fRN � •-j%
SUBGRADE DRIVEWAY FOR LOT 1A, PREPARED KNOB HILL RD. --_
COMPACT SOIL AROUND CUTER FOR ROD SROCZENSKI, DATED ROUTE 6
z PERIMETER OF BALES SEPTEMBER 30, 2004.
YARMOUTH, MA
Z KEY MAP
HA YBALES WITH SILT FENCING DETAIL No SCALE
NOT TO SCALE
EXISTING RWCAP
ELEVA7I014"1411 FEET GF• / i \ ..
(NGVD DATUM) \STaO'�-�/� i i / / / i �......
CONSTRUCTION NUILID LEGEND z
EROSION CONTROLS ■ Z
�\/ m LOT 2A THE SILTATION BARRIER, AS SHOWN ON THE PLANS, SHALL BE BOUND F
100 -YEAR FLOOD I I PBGPOSAD rr, MAP 120, PARCEL 1.2 INSTALLED PRIOR TO CONSTRUCTION AND MAINTAINED UNTIL A W'3 WETLAND FLAG a
�• au LXHEAO $• 4J
(ELEvanoN=s) i I i 111 PDRORC�Er,ROOFDRAIN r ,, I? "ti / COMPLETION OF PROJECT. MATERIAL STOCKPILES SHALL BE EDGE Of WETLAND
1 18 ` _ PROTECTED FROM EROSION BY COVERING OR BY THE PLACEMENT OF
L / ( ti i-} LAMP POST o
A SILT FENCE GN THE DOWNHILL SIDE OF THE STOCKPILE AREAS
./ \ l' `"• i F7RsnNc DISTURBED BY CONSTRUCTION SHALL BE REVEGETATED PRIOR TO -10- EXISTING CONTOUR �
��lk / D COMPLETION OF THE PROJECT. ROOF DRAINAGE SHALL BE c
-10- PROPOSED CONTOUR
I I I \ \ 11�c µK /6oxt� COLLECTED BY GUTTERS AND DOW"JSPOUTS AND RECHARGED z o
uMlr OF 5 WL
THROUGH THE PROPOSED ROOF DRAINAGE DRY WELLS. +17.0 PROPOSED SPOT GRADE
-W- WATER SERVICE Lr }n
� 1 1 r '\ 1 • , REMOVAL .. - , ^ �
,i N s6 \ DECK PeoPosEv\ �! /- X14_ _ _ LIMIT OF WORK: -ETC- ELECTRIC, CABLE, AND
DWEIUNG oa 30 -Mi - THE SITEWORK CONTRACTOR SHALL FAMILIARIZE HIMSELF WITH THE
�� CIV -19.0.25 \ TELEPHONE SERVICES
W i 11 11 °o Na�uu \ °° D / EXISTING SEPTIC SYSTE\• _ `1¢ J BOUNDARIES OF THE PROPERTY AND THE LIMIT OF WORK. THE
CONTRACTOR SHALL EXERCISE CARE IN ORDER TO PROTECT -G- GAS SERVICE
y i M scN€Q ED / 9" R -'10•w-' - ADJACENT PROPERTIES AND WETLAND RESOURCE AREAS. THE
PMCH ° / AREA 12 565L 2b ''
1 1 f- - - CONTRACTOR SHALL NOT OPERATE HEAVY EQUIPMENT OR STOCKPILE
/ •'� •, ° . LEACHING CHAMBER
y 1 i i 15L n BARRIERAIuh \ / 1 / /i'�. \ - -If b , - - _ -12_ OR OR CONSTRUCTION MATERIAL ON THE WETLAND SIDE OF o o
a a,ra s� som fpr r' \ ( / / `M 2' \ \ THE PROPOSED SILTATION BARRIER. FLOOD NOTE. N A
PROPOSED n �. \ Orn co
�l•� \ SITE UES M FLOOD ZONES A4 (ELEV. ® 6). B.
I \ \ SA REV -16.0
ooh \ ° •, - YI d •+ r4 4 \ AND \ \ \ CPER
FEMA
�22�
A25015 RENSEDY�199o
mI / � �' GRAVEL 'e� . , o -. ,. �.... .r .. � \ • 1 �,• \ \ \
CONSERVATION NOTE. hEAL
SALT MARSH k J �� �g� \'o SSA N . A." W a. ,/ .✓` f. - \
r'' \ \ I \ EXISTING DRNEVIAY APPROVED AND WENAND
•' / % s � -. \ •� BOUNDARY CONFIRMED WiTH DETERMINATION OF
i 1 t / f�W _DN'B \ \` e j 1 's�. t, APPLICABIIiY ISSUED BY YARMOUTH CONSERVATION
/ I °,a •' . ,` / \ \ 1 F ? J COMMISSION ON OCTOBER 26, 2004.
1i i 1 / e ... ;. � •�f • �,,� � `' � . ' �'� � \\ \ '? 1 I 1\ 1 zS�Bg, l
• �,p,�e \ �. ei � � '� '"� J � � � 4S3• '� i 1 11 � i 1 I /
y o W 1 - - - - - �6� ,�pN� (� Iw.e 1 Ii, ..L..'I i e W, s• / Ni
+ ' • a Ji . .' ptli v
�• � a �� �oF j � I I I? I I I 1
�• I I' I I T 1 � I
� � '' W.1a �o • . [� 1
mryLis
LOT 1A
[`t
N?�3r�" f it• 121 MAYFLOWER TERRACE i I •1 l N l b2' p / `� i / i'b A ' ��/�. /
�yy MAP 120, PARCEL 1.3
�S• TOTAL AREA
217,6001 S.F. 5.003 AC.UP
/
WF•'�'PND 93,890± S..F.N2.16f AC. + + J >?.19,
123,7103W5FaN2.84t AC.
T
3 MAP 119 PCL 57
AV -
t m
f
MAP 119 PARCEL 38
-'"
MAP 119 PCL 56 VARIANCE REQUEST.
ONE (1)- 50.51 x 10'W x 2'D LEACHING CHAMBER CONSTRUCT PLAN IAL AO
/ e e r A VARIANCE IS REQUESTED FROM YARMOUTH BOARD OF
UNITS END TO END WITH 4'!-0-O
BY PLACING FIVE 8-6 x 4 x 2-10 LEACHING CHAMBER HEALTH REGULATION 3.7 (DISTANCES AND LOCATION OF
' STONE ON ENDS AND 2'-T DISPOSAL FACILITIES) TO ALLOW THE TOP OF FOUNDATION TO
STONE ON SIDES (USE 500 GALLON LEACH CHAMBER UNITS AS 40 0 40 80 120 '
MANUFACTURED BY SHOREY PRECAST OR EQUAL). f ` BE CONSTRUCTED AT iN HE WHERE THE HIGHEST
-^ "`�`� `� POINT OF THE ROAD AFFRONTING THE LOT IS 23.1 FEET. A
" TO 1/Y STONE
Y -o'
EFFECTIVE
DEPTH
B't TO ADJUSTED
GROUNDWATER c
ADJUSTED GROUNDWATER
.11. ELEVATIONs25f
0
SCALE 1"= 40' / "/ 4.1' VARIANCE IS REQUESTED.
(THIS AREA IS SERVED BY TOWN WATER) `
Al INSPECTION NOTE
THE STATE ENVIRONMENTAL CODE, TITLE 5, REQUIRES INSPECTiON(S)
OF THE SEWAGE DISPOSAL SYSTEM BY THE DESIGN ENGINEER.
50'-6"
DETAIL OF LEACHING CH,
NO SCALE
/ FINISH GRADE
4 MIL POLY QUER A 4" LAYER
�3
OF 1/8' TO 1/2' STONE
4' DIA DRAIN PIPE 2' OR
PRECAST j
DRYWELL
3/4' TO 1 1/2'
DOUBLED WASHED STONE
TYPICAL DRYWELL
INVERT OF INLET PIPE OF DRYWELL TO BE SET IN
MEDIUM SAND BELOW THE LOAMY SAND.
NOTE:
THE INFORMATION HEREON HAS BEEN PREPARED ACCORDING TO
THE REQUIREMENTS OF TITLE 5 OF THE STATE ENVIRONMENTAL
CODE FOR SUBSURFACE DISPOSAL OF SANITARY SEWAGE AND
LOCAL BOARD OF HEALTH REGULATIONS.
M O
o
W
U
N Q
w
F
U L,
x
SCALE
AS NOTED
DRA WING FILE
C15886.DWG
DATE
APRIL 15, 2005
DRAWN BY
JKL
CHECKED B Y
0
0
N
Q
5
U
a
SDI
w
--- f777'nu
,i OF SHEETSof
--
YpMFC'JTH Co^ �' oPROJECT NO.
olwlD C15886.03
FUSH CRADE
91 MIN.
3' MAX.
D'BOX MINIMUM D BOX INSIDE r ° t/ 3 MAX
MAX.
ENSIONS 1Yxl2'
4' DIA SCH 40 PVC PIPE
DROP- 2" MIN - 3" MAX.
FLOW UNE
4' DIA SCH 40 PVC PIPE MIN. 4' DIA SCH 40 PVC PiPE
Lj
10 uGUD DEPTH SEE MM
PIPE OR FLOW
14.00 13.75 1500 GAL
LEVELER INVERT ALL
I
SEPTIC TANK
W/SANITARY TEES
1350 1310 r _ 1293 1253
% INV.
3/4' TO 1 1/2,
ALL
DOUBLE WASHED STONE
THE MINIMUM SLOPE FOR
COMPACTED BASE)
W/ 6' LAYER OF
` 4' DIA SCH 40 PVC
y . '
11
CRUSHED STORE ALL
-
PIPE IS 1/6' PER FT
COMPACTED 9,BAFFLE USE
1
W/ 6' LAYER OF 'TUF-TITE' OR
LINE(S) EXILING D'BOX MUST REMRN
END MEW
CRUSHED STONE APPROVED EQUIVALENT
LEVEL. FOR 2-0' BEFORE PITCHING
T TEE DEPTH
DOWN TO LEACHING FACILITY
12.1
LIQUID DEPTH BELOW RjOOW LINE
20.1 20'1
10' MINIMUM
4 FT 14 INCHES
LONGEST RUN
5 FT 19 INCHES
6FT 24 INCHES
' Fr 29 iNGHES
SCHEMATIC FLOW PROFILE
ALL INSTALLATIONS MUST CONFORM TO THE MINIMUM REQUIREMENTS OF TiTLE 5
" TO 1/Y STONE
Y -o'
EFFECTIVE
DEPTH
B't TO ADJUSTED
GROUNDWATER c
ADJUSTED GROUNDWATER
.11. ELEVATIONs25f
0
SCALE 1"= 40' / "/ 4.1' VARIANCE IS REQUESTED.
(THIS AREA IS SERVED BY TOWN WATER) `
Al INSPECTION NOTE
THE STATE ENVIRONMENTAL CODE, TITLE 5, REQUIRES INSPECTiON(S)
OF THE SEWAGE DISPOSAL SYSTEM BY THE DESIGN ENGINEER.
50'-6"
DETAIL OF LEACHING CH,
NO SCALE
/ FINISH GRADE
4 MIL POLY QUER A 4" LAYER
�3
OF 1/8' TO 1/2' STONE
4' DIA DRAIN PIPE 2' OR
PRECAST j
DRYWELL
3/4' TO 1 1/2'
DOUBLED WASHED STONE
TYPICAL DRYWELL
INVERT OF INLET PIPE OF DRYWELL TO BE SET IN
MEDIUM SAND BELOW THE LOAMY SAND.
NOTE:
THE INFORMATION HEREON HAS BEEN PREPARED ACCORDING TO
THE REQUIREMENTS OF TITLE 5 OF THE STATE ENVIRONMENTAL
CODE FOR SUBSURFACE DISPOSAL OF SANITARY SEWAGE AND
LOCAL BOARD OF HEALTH REGULATIONS.
M O
o
W
U
N Q
w
F
U L,
x
SCALE
AS NOTED
DRA WING FILE
C15886.DWG
DATE
APRIL 15, 2005
DRAWN BY
JKL
CHECKED B Y
0
0
N
Q
5
U
a
SDI
w
--- f777'nu
,i OF SHEETSof
--
YpMFC'JTH Co^ �' oPROJECT NO.
olwlD C15886.03