HomeMy WebLinkAbout83-1409 - Site & Sewage PlanROUTE 28
7zz""_LOCUS
LOCATION MAP
4
ASSESSORS MAP. 12
PARCEL: D118
FLOOD ZONE: A 12 EL 12)
PROPOSED PAVED DRIVE ---\
(PAVEMENT TO BE PITCHED
TOWARD FRONT YARD AND
STREET TO PREVENT RUN-OFF
FROM FLOWING TO WETLAND)
WORK LIMIT LINE
SEE NOTE 16
EXISTING SEPTIC SYSTEM
(SEE NOTE #12)
FIRST FLOOR OF EXISTING
DUELLING TO BE RAISED
TO ELEVATION 122
TOP OF COASTAL BANK
EDGE OF WETLAND
DM
REQUIRED TITLE FIVE VARIANCES
f. SECTION 15211 (1). LEACHING AREA TO BE LESS
THAN 10' FROM PROPERTY LINES, (8').
REQUIRED YARMOUTH VARIANCES
1. LEACHING AREA TO BE LESS THAN 100' FROM
WETLAND, (50').
EAS PT COSYST ANCE BEEN DESIGNED TO MAXIMUM
N
TOTAL AREA
24,814 + S.F.
(0.57± AC.)
�' . fro �d�Ad � •
+
�( If
od 0
4.0:.
EXISTING RETAINING
WALL, ELEV. - 6.5
HYDRANT
DEMAREST-McLELLAN ENGINEERING
24 SCHOOL STREET P.O. BOX 463
WEST DENNIS, MASSACHUSETTS 02670
PHONE A: FAX : (508) 398-7710
DM # 96-056 (D18F26F)
A/
4
�` • III=111=WWI= ELEV
I I� 4 MIL POLY
5.5' 3' �--- ASPHALTIC
SEALING
as 01
ELEV =III=WII •
12"
y 1.o I' • �,
ELEV 3
PROPOSED CONCRETE RETAINING WALL
REINFORCING STEEL:
(D.- f4018"o/c ®:#4036"o%
d :4 ea #4 ®: J4 0 12"01c
NOTE: ALL PEAT IS TO BE REMOVED UNDER
FOOTINGS. AREA TO BE COMPACTED
WITH BACKHOE PRIOR TO CONSTRUCTION.
N3 4.5
Ile
.4
PROPOSED WATER LINE
BENCHMARK AT
PK NAIL
ELEV.- 3.42
KEY:
EXISTING CONTOUR: -
PROPOSED CONTOUR: ...............................
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION. 25
TEST HOLE.
UTILITY POLE: -0-
FENCE LINE:
.HYDRANT: -6
RETAINING WALL.
TEST HOLE LOGS
ENGINEER: THOMAS McLELLAN, P.E.
WITNESS. RON CADILLAC, R.S.
DATE: 6-21-96
PERCOLATION RATE: < 2 MINE IN
(.74) =
TH-1
4
BOTTOM AREA: 50' x-11' = 550 SF
(74) =
3.4
GAL/DAY
FILL
=
ELEV
36"
SAND & LOAM
0.4
A HORIZON
PEAT
48"
2.5Y 2.5/1
,
_OB
E HORIZON
FINE SAND
60"
2.5Y 7/1
-1.6
B HORIZON
LOAMY SAND
78'
fOYR 3/3
-3.1
TOTAL AREA
24,814 + S.F.
(0.57± AC.)
�' . fro �d�Ad � •
+
�( If
od 0
4.0:.
EXISTING RETAINING
WALL, ELEV. - 6.5
HYDRANT
DEMAREST-McLELLAN ENGINEERING
24 SCHOOL STREET P.O. BOX 463
WEST DENNIS, MASSACHUSETTS 02670
PHONE A: FAX : (508) 398-7710
DM # 96-056 (D18F26F)
A/
4
�` • III=111=WWI= ELEV
I I� 4 MIL POLY
5.5' 3' �--- ASPHALTIC
SEALING
as 01
ELEV =III=WII •
12"
y 1.o I' • �,
ELEV 3
PROPOSED CONCRETE RETAINING WALL
REINFORCING STEEL:
(D.- f4018"o/c ®:#4036"o%
d :4 ea #4 ®: J4 0 12"01c
NOTE: ALL PEAT IS TO BE REMOVED UNDER
FOOTINGS. AREA TO BE COMPACTED
WITH BACKHOE PRIOR TO CONSTRUCTION.
N3 4.5
Ile
.4
PROPOSED WATER LINE
BENCHMARK AT
PK NAIL
ELEV.- 3.42
KEY:
EXISTING CONTOUR: -
PROPOSED CONTOUR: ...............................
EXISTING SPOT ELEVATION: 25.5
PROPOSED SPOT ELEVATION. 25
TEST HOLE.
UTILITY POLE: -0-
FENCE LINE:
.HYDRANT: -6
RETAINING WALL.
TEST HOLE LOGS
ENGINEER: THOMAS McLELLAN, P.E.
WITNESS. RON CADILLAC, R.S.
DATE: 6-21-96
PERCOLATION RATE: < 2 MINE IN
(.74) =
TH-1
GAL/DAY
BOTTOM AREA: 50' x-11' = 550 SF
(74) =
3.4
GAL/DAY
FILL
=
ELEV
36"
SAND & LOAM
0.4
A HORIZON
PEAT
48"
2.5Y 2.5/1
_OB
E HORIZON
FINE SAND
60"
2.5Y 7/1
-1.6
B HORIZON
LOAMY SAND
78'
fOYR 3/3
-3.1
C HORIZON
FINE SAND
tss"
2.5Y 5/4
-8 6
SEPTIC SYSTEM DESIGN
FLOW ESTIMATE:
-4- BEDROOMS AT 110 GAL/DAY/BEDROOM =-:L4-0 GAL/DAY
SEPTIC TANK.
_440 GAL/DAY x 2 DAYS = 880 GAL
USE 1500 GALLON SEPTIC TANK
LEACHING AREA:
USE 6 STANDARD INFILTRATORS WITH 4' OF STONE
AROUND SIDES AND _3'_AT ENDS (50' x 1r x 7" DEEP)
SIDE AREA. (50 + 11)2 x 7" = 71 SF
(.74) =
53
GAL/DAY
BOTTOM AREA: 50' x-11' = 550 SF
(74) =
407
GAL/DAY
TOTAL CAPACITY
=
460
GAL/DAY
SEPTIC SYSTEM SECTION
12.2
�ROPOSED FIRST FLOOR
NOTES:
1. VERTICAL DATUM. NGVD
2. MUNICAPAL WATER IS AVAILABLE.
S. SCHEDULE 40 - 4" PPC PIPE TO BE USED THROUGHOUT SEPTIC SYSTEM.
4. ALL PRECAST UNITS TO CONFORM WITH AASHTO H-10
LOADING SPECIFICATIONS.
5. PIPE PITCH = 1/8'_ PER FOOT, (UNLESS NOTED OTHERWISE).
S. FIRST 2' OF PIPE OUT OF D -BOX TO BE SET LEVEL.
7. THE SEPTIC SYSTEM HAS NOT BEEN DESIGNED TO ACCOMODATE THE
USE OF A GARBAGE DISPOSAL.
8. ALL CONSTRUCTION DETAILS ARE TO BE IN CONFORMANCE WITH THE
STATE OF MASS. ENVIRONMENTAL CODE (TITLE FIVE) AND LOCAL
HEALTH REGULATIONS.
9. CONTRACTOR TO VERIFY LOCATIONS OF ALL UTILITIES PRIOR
TO CONSTRUCTION.
10. GROUND COVER OVER ALL SEPTIC SYSTEM COMPONENTS NOT TO
EXCEED 3.0.
f1. D --BOX TO BE WATER TESTED TO ENSURE LEVELNESS AND EQUAL FLOW.
12. EXISTING SEPTIC TANK TO BE PUMPED AND FILLED WITH SAND OR
REMOVED. EXISTING LEACH AREA TO BE LOCATED AT TIME OF CONSTRUCTION.
LEACH PITS OR SIMILAR STRUCTURES ARE TO BE PUMPED AND FILLED WITH
SAND OR REMOVED, LEACH FIELD OR TRENCHES ARE TO BE ABANDONED.
f3. DESIGN ENGINEER TO PERFORM THE FOLLOWING INSPECTIONS:
A. REMOVAL AND REPLACEMENT OF SOILS. B. STAKE LOCATION OF
RETAINING WALL. C. INSPECT FOOTING LOCATION AND REBAR PRIOR TO
POURING WALL. D. INSPECT WALL HEIGHT AND LOCATION. E. INSPECT
INSTALLATION OF SEPTIC SYSTEM COMPONENTS.
14. ALL UNSUITABLE SOIL (PEAT AND B HORIZON, APPROX. 78" DEEP) TO BE
REMOVED WITHIN 5' OF LEACHING AREA AND REPLACED WITH CLEAN
MEDIUM SAND.
15. ROOF RUN-OFF TO BE DIRECTED TO DRY WELLS.
16. WORK LIMIT LINE TO BE DOUBLE STAKED HAY BALES OR SILT FENCE.
17. ALL DISTURBED AREAS TO BE REVEGETATED OR MULCHED UPON COMPLETION
OF PROJECT.
COVERS WITHIN 12" OF
FINISHED GRADE
ONE INSPECTION COVER
0 BE WITHIN 6" OF GRADE)
6'59 _1500- GAL
ELEV. SEPTIC TANK
7A
ELEV. (6" OF STONE UNDER OR
6.34
ELEV.
(6"OF 6.1
6'22ID-BOX
STONE ELEV.
ELEV, UNDER
MECHANICALLY COMPACTED)
TEE SIZES: GAS BAFFLE AT
INLET: 6" UP, 13" DOWN OUTLET TEE
OUTLET: 6" UP, 14" DOWN
APPROVED BY: DATE:
THOMAS McLELLAN, P.E. { I JOHN Z. DEMAREST JR., P.L.S.
ELEV.
GARAGE UNDER
FPROP PROP.
ADD. DECK
EXISTING
4 BEDROOM
DWELLING f0'
1st FLK- 7.5
710' PROP.
DECK
EXISTING & PROPOSED DrELLING
2" PEASTONE
3/4" - 1 1/2"
WASHED STONE
,.,-- ELEV = 6.4
5.4
3, ELEV.
50' 5'
6 STANDARD INFILTRATORS WITH
4' OF STONE AROUND SIDES AND X
AT ENDS (50' x 11' x 7" EFF. DEPTH)
GROUNDWATER ELEV.= 0.4 k_AJ
SITE AND SEWAGE PLAN
.LOCA TION
5 NEW HAMPSHIRE AVENUE
WEST YARMOUTH, MA
PREPARED FOR:
JOSEPH & LENORE FLANAGAN
SCALE: I"= 30'
REFERENCE:
DATE: 8-7--96
PLAN BOOK 25 PAGE 49
REVISED: 6-3-97 REVISED: 6-11-97