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CONTRIBUTORY AREA LEGEND
— — —
= MAIN CONTRIBUTORY AREA BOUNDARIES
M 1
= MAIN CONTRIBUTORY AREA
—
= SECONDARY CONTRIBUTORY AREA BOUNDARIES
S 1
= SECONDARY CONTRIBUTORY AREA
— — — —
= TIME OF CONCENTRATION PATHWAYS
= PRE -DEVELOPMENT CONTRIBUTORY AREA BOUNDARY
M3 = DWELLING ROOFS
NOT TO SCALE
PLAN BOOK 326 PAGE 22
ROUTE 6A 1895 S.H.L.O PLAN, SHEET 8
DEED BOOK 2776 PAGE 322
ASSESSORS' MAP 125 PARCEL 39
LEGEND
— — 32
EXISTING CONTOUR
32
PROPOSED CONTOUR
X12.34
EXISTING SPOT GRADE
24x5
PROPOSED SPOT GRADE
— W—
WATER SERVICE LINE
—E—
UNDERGROUND ELECTRIC SERVICE
IP
TEST HOLE / BORING LOCATION
ST
SEPTIC TANK
DB
DISTRIBUTION BOX
�W
Top of Mass Highway Bound
SAS
SOIL ABSORPTION SYSTEM
Mass. Coord. System:
N:2720847.75
Reserve
cob
RESERVED FOR FUTURE
UTILITY POLE
E: 1006864.30
NAVD88 Datum:
®
CATCH BASIN
42 Q
EL=53.4±
27
FIRE HYDRANT
/
a
DRAINAGE MANHOLE
s Back ofBerm � �
■
CONCRETE BOUND, FOUND
RD (CLTO CL) —\ _ Paved
------
—x—x—
LIMIT OF WORK
-- — \ _
—40 .09' TO HOCKANO — _ _ Drive
S
FENCE
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A2 _ — _ _ ?``` GUARDRAILS
Back of Berm L_ — —� (40' Wide- Stae Highway)
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Ed e of Pavement — — _ \ / / / 52— ` — 0.06 TO _
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WATER EASEMENT
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Top of Concrete Bound
Mass. Coord. System:
N: 2720127.39
E: 1007783.51
NAVD88 Datum:
EL=29.1±
CB,
FND
C7
THE DAVENPORT COMPANIES
20 NORTH MAIN STREET, YARMOUTH, MA
STORMWATER CONTRIBUTORY AREA PLAN
LOT 2- ROUTE 6A- YARMOUTH-PORT, MA
J.M. OTEILLY & ASSOCIATES, INC.
Professional Engineering & Land Surveying Services
1573 Main Street - Route 6A
P.O. Box 1773
(508)896-6601 Office Brewster, MA 02631 (508)896-6602 Fax
DATE: SCALE: BY: CHECK: JOB NUMBER:
10/19/2022 As Noted RFR JMO JMO-8807