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o S 8;' ,A.C. SEWER S
_ S _ _ S S _
W— — _WATER W 1+00 ,W T—
W
(40' WIDE- PRIVATE WAY)
INV= 259:93'
DATUM ELEV
235.00'
S S_S 8" A. C. SEWERS _
W 2 +00 W 6" WATER W 3 +00
ROAD
EXIST. SMH
0 +00 1 +00 2 +00 3 +00 4 +00 5 +00
11
IN
a,
4' P
S
PLAN �AEW
SPRUCE
12"
012" 18" O
10"
BIRCH
MAPLE MAPLE
BIRCH
O
269.52'
°
STONE WALL
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YT: 4+ 0
5 +00
I
EXIST. SMH
0 +00 1 +00 2 +00 3 +00 4 +00 5 +00
11
IN
a,
4' P
PLAN �AEW
DIZ lA__01II* MM
CURBING
P1!/ STANDARD VALVE BOX
-V AND COVER IN SIDEWALK
fl
NOTE:
WHERE NO PAVED SIDEWALKS
EXIST CURB STOPS AND VALVE
o BOXES TO BE INSTALLED IN
STREET.
1n /— CORP. STOP
/ CURB STOP
— TO BUILDING-- -
TYPE "K" COPPER SERVICE
SERVICE
WATER MAIN
TYPICAL COPPER SERVICE CONNECTION
N.T.S.
Cross country areas
Loam & seed, as specified
Suitable backfiil to be placed
and compacted in 1 foot layers.
Wood sheeting, if required, shall be
cut off at least five (5) feet below
street grade and one foot above the
crown of the pipe.
— Paved areas
Pavement and base, as specified
i. _ �
LEXINGTON PLANNING BOARD
DATE
IN ACCORDANCE WITH A CERTIFICATE OF ACTION DATED
AND RECORDED HEREWITH
IN ACCORDANCE WITH A COVENANT DATED
AND RECORDED HEREWITH
AC ASBESTOS CEMENT PIPE
CB CATCH BASIN
CLDI CEMENT LINED DUCTILE IRON PIPE
DH DRILL HOLE
DMH DRAIN MANHOLE
FND FOUND
HYD HYDRANT
I INVERT
IP IRON PIPE
L LENGTH
PVC POLYVINYL CHLORIDE PIPE
R RIM
RCP REINFORCED CONCRETE PIPE
S SLOPE
SB STONE BOUND
WV WATER VALVE
DEFINITIVE
Existing ground SUBDIVISION PLAN
1 �— Ledge
�1 Pipe bedding consisting of 1/2 to 3/4 inch stone
backfiil to be placed against undisturbed sides and bottom
of trench to mid– diameter of 8 PVC pipe.
Provide at least one cloy dam or other
Impervious material seal between manholes
Excavation in earth Excavation in ledge
DOCAL SEWER SERVICE DETAIL
N.T.S.
1 1/2" wearing surface -7
—2" binder course
/ I Existing Subgrade
L Compacted Recycled Pavement Mix
Depth varies, 12" minimum required
NOTE: Provide a minimum of 12 inches of gravel base in
areas of new pavement.
N.T.S.
40' LAYOUT
:S 10' 10' --VAI
2% CROWN 2% CROWN
6" LOAM 1 1/2" CLASS I BIT CONC" PAVEMENT SURFACE 1 COURSE
2" CLASS I BIT CONC BASE i COURSE
12" GRAVEL BORROW
TYPICAL STREET SECTION
(NOT TO SCALE)
SEAVER CONSTRUCTION DEVELOPER
57 RUSSELL STREET, WOBURN, MA 01801
FREDERICK W. RUSSELL, PE ENGINEER
154 ALDRICH ROAD, WILMINGTON, MA 018,87
JAMES R. KEENAN, PLS SURVEYOR
8 WINCHESTER PLACE, WINCHESTER, MA 01890
LANDTECH ASSOCIATES, INC. LANDSCAPE
43 NORMANDY ROAD, LEXINGTON, MA 02420 ARCHITECT
GRAPHIC SCALE
30 0 15 30 80 120
DEFINITIVE
Existing ground SUBDIVISION PLAN
1 �— Ledge
�1 Pipe bedding consisting of 1/2 to 3/4 inch stone
backfiil to be placed against undisturbed sides and bottom
of trench to mid– diameter of 8 PVC pipe.
Provide at least one cloy dam or other
Impervious material seal between manholes
Excavation in earth Excavation in ledge
DOCAL SEWER SERVICE DETAIL
N.T.S.
1 1/2" wearing surface -7
—2" binder course
/ I Existing Subgrade
L Compacted Recycled Pavement Mix
Depth varies, 12" minimum required
NOTE: Provide a minimum of 12 inches of gravel base in
areas of new pavement.
N.T.S.
40' LAYOUT
:S 10' 10' --VAI
2% CROWN 2% CROWN
6" LOAM 1 1/2" CLASS I BIT CONC" PAVEMENT SURFACE 1 COURSE
2" CLASS I BIT CONC BASE i COURSE
12" GRAVEL BORROW
TYPICAL STREET SECTION
(NOT TO SCALE)
SEAVER CONSTRUCTION DEVELOPER
57 RUSSELL STREET, WOBURN, MA 01801
FREDERICK W. RUSSELL, PE ENGINEER
154 ALDRICH ROAD, WILMINGTON, MA 018,87
JAMES R. KEENAN, PLS SURVEYOR
8 WINCHESTER PLACE, WINCHESTER, MA 01890
LANDTECH ASSOCIATES, INC. LANDSCAPE
43 NORMANDY ROAD, LEXINGTON, MA 02420 ARCHITECT
GRAPHIC SCALE
30 0 15 30 80 120