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9
ENGINEER: R.J. OHEARN, INC.
WITNESS: J.M. & R.K. (B.O.H.)
DATE: APRIL 6, 1983P, \ / J eT G \ypeopGe
PERC. RATE _ < 2 MIN/INCH Gym ,a \ e Ge' _
81.6
O' EL 75.8 0' EL 76.2
TOP AND nMm
SUBSOIL
2' EL 74.2'-81 \ e FO
CLEAN O�,G'!' /i O.�c/gJE`�� PT>70y
MEDIUM CLEAN
SAND. 74.4
MEDIUM
SANDWITH
GRAVEL
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12' EL 63.8 12' EL 64.2
NO NO �\ QT"���Y' /
WATER WATER ° /
FOUND FOUND /
\
78
\477
76 // e°0
KEY
PROP. i 2" CAL. f
HARDWOOD TREE l J
EXIST. CONTOUR 72 -
6O
PROP. CONTOUR - -- -- --72 - - ---- .0
PROP. GRADE ................. [27:4j
off 508-362-4541
fax 508 362-9880 EXIST. ELEV. ............. 16.37
EXIST. WATER LINE -w-•--------W-•-----
PROP. WATER LINE -
down cape engineering, Inc. EXIST. GAS LINE----------
CIVIL ENGINEERS G- --•-- \
PROP. GAS LINE -G-G-
LAND
G G-
LAND SURVEYORS'
e
939 main st. yarmouth, ma
CHASE GARDEN CREEK
NOTTINGHAM RD
YP 0
KING'S WAY },O
�' 0"N/y. m POND
CATCH BASIN DETAIL°\� Locus ♦`�
(NOT TO SCALE) SErUCKET RD. \
24" SQUARE HEAVY DUTY.
CAST IRON GRATE
HEAVY DUTY CAST - FOLUNS
IRON FRAME POND
LEVELING
1 /
�/-BLOCK(S) 1r SMOOTH LINED /i�
8•� /-CORRUGATED H.D.P.E.
/ PIPE (OR EQUIVALENT)
LOCATION MAP (NO SCALE)
NYLON ASSESSORS MAP 129, PARCEL R5
ROPE FLOOD ZONE C
BUILDING ZONE: LIMITED BUSINESS (LB)
SETBACKS:
FRONT=30'
z SIDE=25'
5PRECAST OR INSTALL AN OIL REAR=20'
6" BLOCK h ABSORBANT PILLOW
06"±10 DIAMETER IN CATCH BASIN TOTAL LOT AREA = 57,318 S.F.
+ (SEE NOTE 113) EXISTING BUILDING AREA = 2529 S.F.
PROPOSED BUILDING AREA = 5949 S.F.
5' PRECAST OR MAX MOUSM BUILDINIG NG COVOE RGE E 25% 47.
4" SECTIONAL PLATE TOTAL IMPERVIOUS AREA = 16,289 S.F.
TOTAL IMPERVIOUS COVERAGE = 28.4%
MAXIMUM IMPERVIOUS COVERAGE = 70%
MAXIMUM LAWN AREA = 3200 S.F.
NOTES:
1. DATUM IS ASSUMED FROM DENNIS QUAD MAP.
2. MUNICIPAL WATER IS AVAILABLE.
sr) A 3. MINIMUM PITCH PITCH TO BE 1/4 PER FOOT.
I -Pp 4. DESIGN LOADING FOR ALL PRECAST UNITS AS NOTED.
``2s 5. SEPTIC PIPE JOINTS TO BE MADE WATERTIGHT.
6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH MASS.
ENVIRONMENTAL CODE TITLE V.
7. THIS PLAN FOR PROPOSED WORK ONLY AND NOT TO BE USED
g.0 FOR LOT LINE STAKING:
8. SCH. 40-4" PVC PIPE TO BE USED FOR SEPTIC.
9. DRAINAGE PIPE TO BE 12" H.D.P.E. OR EQUIVALENT.
10. OWNERS ENGINEER TO INSPECT ALL SITE WORK,
11. ALL DRAINAGE TO BE KEPT ON SITE.
12. MINIMUM 2' OF COVER OVER ALL H.D.P.E. PIPES.
/z 13. OWNER TO WORK OUT A CONTRACT TO HAVE OIL
ABSORBANT PILLOW CLEANED ON A REGULAR BASIS.
14. LOCATION OF UNDERGROUND UTILITIES TO BE VERIFIED
PRIOR TO EXCAVATION.
I< 15. LOCATION AND ELEVATION OF BOTH SEPTIC TANK INVERTS TO
// c� E BE VERIFIED BY CONTRACTOR.
/ �� e 16. THE OWNER OF PARCEL R5 PROPOSES TO PURCHASE PARCELS
R9 & R10 TO BE USED IN CONJUNCTION WITH SAID PARCEL.
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PARKING CALCULATIONS:
FRONT BUILDING: 1512 S.F RETAIL (1 OCC./30 S.F.) = 50 OCC.
50 OCC. (1 SPACE/7 OCC.) = 7.2 SPACES
FRONT BUILDING: 1100 S.F. STORAGE (1 OCC./100 S.F.) = 11 OCC.
11 OCC. (1 SPACE/7 OCC.) = 1.6 SPACES
ADDITION: 1056 S.F RETAIL (1 OCC./30 S.F.) = 35 OCC.
35 OCC. (1 SPACE/? OCC. 5 SPACES
ADDITION: 264 S.F STORAGE (1 OCC./100 S.F.) = 2 OCC.
SEPTIC CALCULATIONS: 2 OCC. (1 SPACE/7 OCC.) = .3 SPACES
REAR BUILDING: 968 S.F. RETAIL (1 OCC./30 S.F.) = 32 OCC.
32 OCC. (1 SPACE/7 OCC.) = 4.6 SPACES
FRONT SEPTIC SYSTEM: PROP. DWELLING: 2 SPACES
TOTAL PARKING REQUIRED = 21 SPACES
1512 S.F. RETAIL (5 GAL./100 S.F.) = 75.6 GPD TOTAL PARKING PROVIDED = 21 SPACES
1100 S.F. STORAGE (5 GAL/100 S.F.) = 55 GPD HANDICAP: 21 SPACES (5%) = 1.05 SPACES
1056 S.F. RETAIL (5 GAL./100 S.F.) = 58.2 GPD HANDICAP PROVIDED: 2 SPACES
264 S.F. STORAGE (5 GAL./100 S.F.) = 13.2 GPD PARKING TREES: 21 SPACES (1 TREE/8 SPACES) = 3 TREES
TOTAL DESIGN FLOW = 202.0 GPD PARKING TREES PROVIDED = 3
SEPTIC TANK: 202.0 GPD (1.5) = 303.0 JPD
EXISTING 2000 GALLON SEPTIC TANK
LEACHING:
SIDES: 10 •rr 6' (2.5) = 471.2 GPD
BOTTOM: 25-rr (1.0) = 78.5 GPD
TOTAL 267.0 S.F. 549.7 GPD SITE PLAN OF LAND
EXISTING 6'x6' PRECAST CONCRETE LEACHING PIT WITH FOR PROPOSED ADDITION AND DWELLING AT 927 MAIN ST. IN:
2' OF STONE ALL AROUND.
YARMOUTH (PORT), MA
REAR SEPTIC SYSTEM:
PREPARED FOR:
968 S.F. RETAIL (5 GAL./100 S.F.) = 48.4 GPD
PROPOSED 2 BEDROOM DWELLING: 220 GPD BARRY CLIFF
TOTAL DESIGN FLOW = 268.4 GPD
SEPTIC TANK: 268.4 GPD (1.5) = 402.6 GPD 20 0 20 40 60 Feet
EXISTING 1000 GALLON SEPTIC TANK SCALE: 1"=20' DATE: AUGUST 29, 1994
LEACHING:
SIDES: 10 -rr 6' 2.5) = 471.2 GPD .»
BOTTOM: 25iy (1.0) 78.5 GPD
TOTAL 267.0 S.F. 549.7 GPD AR
EXISTING 6'x6' PRECAST CONCRETE LEACHING PIT WITH 5 ��A'1 'A
2' OF STONE ALL AROUND.f:' A }x iL._Zp//�
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DATE