HomeMy WebLinkAboutSD-351-424" MIN.
FIVE (6" DIA) PVC
NOTE: STALLING TANK COVERS TO BE FLASH W17H
FINISH GRADE. USE RISER IF NECESSARY.
6 °x9" COVER
V-71/2-
f,t :fLf..ff>t LIQUID a L � lY f ,offLflf t f4f4. 4f t
INFILTRATORS
4 UNITS WIDE x 5 UNITS LONG
6" LOAM & SEED
(� Z6" DIA
�) 12 "I 12.00'
UTILITY CONSTRUCTION NOTES
1. WATER MAIN SHALL BE 81DICL, CLASS 52 PIPE.
ALL WA7FR MAIN R777NGS, VALVES AND GATES
SHALL MEET THE TOWN OF LEXINGTON WATER
DEPARTMENT STANDARDS, ALL GA TES AND CURB
STOPS SHALL OPEN RIGHT.
2. ALL WA7FR SERVICES SHALL BE A MINIMUM OF 1"
COPPER TYPE "K". ALL CURB BOXES SHALL BE THE
BUFFALO TYPE BOX.
J. MINIMUM COVER OVER 7HE WATER MAIN AND SERVICES
SHALL BE FIVE (5) FEET.
4. SANITARY SEWER PIPE SHALL BE 8" PVC, SOR 35 AND
SHALL MEET THE TOWN OF LEXINGTON SEWER DEPT.
STANDARDS.
5. ALL SANITARY SEWER SERVICES SHALL BE A MINIMUM
OF 6" PVC SOR 35.
18' DIA. COVER
3"
1500 GALLONS
SETTLING TANK
ST -1500 AS
MANUFACTURED BY
ROTONDO & SONS, INC.
SUITABLE BACKFILL
MA TERIAL
r- FIL TER FABRIC
INFILTRATOR DETAIL
NOT TO SCALE
✓/T -J //L YIP'J, JLL
CRUSHED STONE
10 "04" COVER
r4"
-7
1
.0
9
TWA Rk
LEXIVGTON PLANNING :1!'1
STRUCTURE
RIM
INVERT IN
INVERT OUT
C.B. #1
192.76
-
188.25
C.B. #2
19234
-
188.20'
C.B. #3
188.80
-
i
DMH# 1192.54
24" MIN.
FIVE (6" DIA) PVC
NOTE: STALLING TANK COVERS TO BE FLASH W17H
FINISH GRADE. USE RISER IF NECESSARY.
6 °x9" COVER
V-71/2-
f,t :fLf..ff>t LIQUID a L � lY f ,offLflf t f4f4. 4f t
INFILTRATORS
4 UNITS WIDE x 5 UNITS LONG
6" LOAM & SEED
(� Z6" DIA
�) 12 "I 12.00'
UTILITY CONSTRUCTION NOTES
1. WATER MAIN SHALL BE 81DICL, CLASS 52 PIPE.
ALL WA7FR MAIN R777NGS, VALVES AND GATES
SHALL MEET THE TOWN OF LEXINGTON WATER
DEPARTMENT STANDARDS, ALL GA TES AND CURB
STOPS SHALL OPEN RIGHT.
2. ALL WA7FR SERVICES SHALL BE A MINIMUM OF 1"
COPPER TYPE "K". ALL CURB BOXES SHALL BE THE
BUFFALO TYPE BOX.
J. MINIMUM COVER OVER 7HE WATER MAIN AND SERVICES
SHALL BE FIVE (5) FEET.
4. SANITARY SEWER PIPE SHALL BE 8" PVC, SOR 35 AND
SHALL MEET THE TOWN OF LEXINGTON SEWER DEPT.
STANDARDS.
5. ALL SANITARY SEWER SERVICES SHALL BE A MINIMUM
OF 6" PVC SOR 35.
18' DIA. COVER
3"
1500 GALLONS
SETTLING TANK
ST -1500 AS
MANUFACTURED BY
ROTONDO & SONS, INC.
SUITABLE BACKFILL
MA TERIAL
r- FIL TER FABRIC
INFILTRATOR DETAIL
NOT TO SCALE
✓/T -J //L YIP'J, JLL
CRUSHED STONE
10 "04" COVER
r4"
-7
1
.0
9
TWA Rk
LEXIVGTON PLANNING :1!'1
STRUCTURE
RIM
INVERT IN
INVERT OUT
C.B. #1
192.76
-
188.25
C.B. #2
19234
-
188.20'
C.B. #3
188.80
-
18700
DMH# 1192.54
❑
18 8.10188.00
Cs >rrmrr rmer rsr A ar
DMH#2
189.35
18 3 0 0182.9
0
DMH #3
185.91
181.80
181.70
OMH#4
184.00
181:25
181.15
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i
Q 4
r
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o
1 Q
IV
ASS. \QC� e y�P
i s - -PROP. HIGH (CAPACITY
Wet IRA TOR SYSTEM
a+ \\ \ 14aW x 321
! i PROP. OVERFLO
/ DRAINAGE PIPE VAA VA �0 --PROP 1500 GALS
i
PROP? L. P. Z� Sin) =1 G TANK
STA. 3+33.53 1(out)1186.60
R x EL. = 189.11 �m D
l \,-- -PROP. OVERFLOW
I `� 0 f ��. � VRAINAGE PIPE
SEE NOTE 12 THIS SHEET
48 CMP 1
iNV -178.7
p0'19�g5
Q DMH#4 PD �G,
�_ N �Y9� k� G F
_Mp 1 ESMH
8.7 RIM- 783.57 d ®® CQ•F"
NV =1 7
/ f 1 BC .76,2 ``�
�9
'k
ToA
I '
F tf
A
r F T
SANITARY SEWER STRUCTURES
SCHEDULE OF ELEVATIONS
STRUCTURE
RIM
INVERT !N
1NwRT OUT
SMH #3
188.50
-
180.50 TO SMH #2
SMH #2
186.00
178.10
178.00 TO SMH #1
SMH #1
184.0
17710
177.00 TO EXIST SMH
BENCHMARKS-•
BM #1: HYDRANT SPINDLE ACROSS
FROM U77CA STREET
EL. = 220,23
BM #2.• SPIKE IN U.P. # 114121
EL. = 190.30
6. WA7FR MAIN AND SERVICES TO BE ENCASED IN CONCRE7F
. - EXlS77NG
PROPOSED
FOR JO' (LINEAR) ON EITHER SIDE OF ALL SEWER LINES
o
STONE BOUND
aN
RUNNING OVER SAID WA 7E•R MAIN AND SERVICES.
®
DRAIN MANHOLE
oMH iJ l VILLAGE
U tl
7. PROP. HYDRANT SHALL BE AMERICAN DARLING TYPE 5 -1/4"
Q
SEWER MANHOLE
SMH
❑
CATCH BASIN
Cs >rrmrr rmer rsr A ar
GRAPHIC SCALE
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H.
EA
V,, x 01�11
PREPARED
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B -84 -B.
pdwv
WATER GATE"
aN
8,
WATER MAIN BENDS, =S, AND PLUGS SHALL HAVE A CONCRETE
Rtf
WA7FR SERVICE SHUTOFF
7HRUST BLOCKS AS SPECIFIED IN THE DETAIL SHEET
FIRE HYDRANT
9.
WA7FR MAIN & SERVICES SHALL BE C0NS7RUC7E'D IN SAND BEDDING.
U77LITY POLE
N G'
GAS GA IF
a'
10.
ALL SEWER PIPES SHALL BE CONSTRUCTED WITH 6° OF (314=l 1/2 ")
SIGN
CRUSHED STONE ALL AROUND
3 m j q �°
�.
GUARD RAIL
'
11.
GRANI7F CURB INLETS SHALL BE INSTALLED AT PROPP, CATCH BASIN # J.
DA TE
-ED
ED-
STORM DRAIN
PD-
12
PROP. DRAIN OVERFLOW PIPE FROM SET7LING TANK TO DMH ##2 SHALL
-EC
EG-
GAS MAIN
- PG - -PC-
BE 8" PVC PIPE AND SHALL HAW END PLUG AT THE SETTLING TANK.
J CLERK OF THE TOWN OF LEXINGTON,
MASSACHUSETTS, HEREBY
-ES
ES-
SANITARY SEWER
-PS Ps-
PLUG SHALL ONLY BE REMOVED W/TY APPROVAL OF THE TOWN OF
CER77FY THAT A NO77CE OF APPROVAL
OF THIS PLAN BY THE
-Ew
Ew-
WATER MAIN
- Pw - -pw-
LEXINGTON ENGINEERING DIVISION.
LEXINGTON PLANNING BOARD HAS BEEN RECEIVED AND RECORDED
-EE
EE-
UNDERGROUND £LECj1FL /CABLE
-PU- PU-
AT THIS OFFICE AND NO APPEAL WAS
RECEIVED DURING THE
-OHw
OHw-
OVERHEAD WIRES
- POIV -POHW-
TWENTY DAYS NEXT AF7FR SUCH RECEIPT AND RECORDING OF
125
CONTOUR ELEVA77ON
r26
SUCH NO 77CE
TREE LINE
I
STONE WALL
+�125.6
SPOT
"
F,
GNT POLE
THIS PLAN IS SUBJECT TO A COVENANT DATED
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THIS PLAN IS SUBJECT TO A CER11FICATE TIE ACTION DATE =�-� - --
ESS
Ecs
SANITARY SEWER SERVCE
GAS SERVICE
Psi
PGs--
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ETEC
TELEPHONE, ELECTR IC &CABLE
PUS
, -�
THIS PLAN IS SUBJECT 70 A SPECIAL PERMIT DATED r�
-�
'��
-�`--
��.�fi �+U Tom+ CLERK
DA 7E
Ews
WA T,E"R SERVICE
PWs-
GRAPHIC SCALE
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H.
EA
V,, x 01�11
PREPARED
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