HomeMy WebLinkAboutEngineer PlanLEGEND
99 -
EXISTING CONTOUR
X 99.1
EXIST. SPOT ELEV.
-[99]---
PROPOSED CONTOUR
[98.4]
PROPOSED SPOT EL
TH1
TEST HOLE
SLOPE OF GROUND
UTILITY POLE
FIRE HYDRANT
NOTE: NOT ALL SYMWLS MAY APPEAR IN DRAWING
\� c
SYSTEM DESIGN:
GARBAGE DISPOSER IS NOT ALLOWED
EXISTING 6 BEDROOM DWELLING
DESIGN FLOW: 6 BEDROOMS ® 110 GPD = 660 GPD
USE A 660 GPD DESIGN FLOW
SEPTIC TANK: §60 GPD (2) = 1320
USE EXISTING 2,500 GAL. DUAL COMPARTMENT SEPTIC TANK
LEACHING:
SIDES: 2 (50.5 + 12.83) 2 (.74) = 188 GPD
BOTTOM 50.5 x 12.83 (.74) = 479 GPD
TOTAL: 901 S.F. 667 GPD
USE (5) 500 GAL. LEACHING CHAMBERS (ACME OR EQUAL)
WITH 4' STONE AL AROUND
MA
APPROVED DATE BOARD OF HEALTH
Dd
o d 0
LOT C , 25 00 AREA:
2000SF.
AC
0.46 . EXISTING LEACHI G
'STEM PROFILE ALL sYsrEM COMPONENTS SHALT BE
t MARKED WITH MAGNETIC TAPE OR
COMPARABLE MEANS FOR FUTURE LACA11ON.
(NOT TO SCJU-E)
ACCESS COVERS TO WITHIN 6" OF FIN. GRADE 2" pEASTONE OR GEOTEXTILE CONCRETE COVERS TO WITHIN 3" GRADE
FIRST FLOOR EL. 19.8' FILTER FABRIC OVER STONE
2% SLOPE REQUIRED OVER SYSTEM 20.0
\ m� \fib,,
2 WATERTEST D BLOCKS OR
BOX FOR LEVELNESS PRECAST RISERS
INV. IN *15.39' 4"OSCH40 PVC MORTAR ALL INVERT IN 17.67'
2" PRESSURE LINE PROP. TEE PIPES LEVEL 1ST 2' 4' COMPONENTS 4'
TO DRAIN BACK �EN DS (') SIDES 18.5
,• SLOPE e o
19" TEE
1000 GAL. e� .� °°u0
a� ZABEL FILTER °°°o °° p� ((�� �® �B®- ®®® ;�oao0b�o
>°°°O °°O OL��®®®®®®® ®®® °°°O°�°o°
OUTLET TEE 1500 GAL. ° C C ° ° ®® ����jj® ®® ® °°°° °000
O°
° ° ° ) ° ° > °°°°° ° ®®® �® ®®® ®® °°Op°°°
W/EXTENSION COMPARTMENT °^°1°^ °000015.67
17.91' °°°°°°°°
6' MIN. SUMP
„!• ? 12' MIN. INT. DIM.
4" LE WASHED STONE 4' MIN. H-10 500 GAL. LEACHING CHAMBERS BY ACME PRECAST OR EQUAL,
5�� 3"-1-10ooao �� �� / /2DOUB(5) UNITS REQUIRED
EXISTING 2500 GAL SEPTIC TANK/ ALL AROUND PRECAST STRUCTURES
PUMP CHAMBER COMBINATION 6" CRUSHED STONE OR MECH�.NICAL OVERALL DIMENSIONS TO OUTSIDE OF STONE: 50.50' X 12.83'
COMPACTION. (15.221 (21)
*THE INSTALLER SHALL VERIFY THE (1.0 % SLOPE)
LOCATIONS OF ALL UTILITIES AND ALL LEACHING TH-1
BUILDING SEWER OUTLETS AND PUMP CHAMBER 21' D' I30X 24' FACILITY GROUNDWATER FOUND
ELEVATIONS PRIOR TO INSTALLING ANY AT EL. 10.5'
PORTION OF SEPTIC SYSTEM 0.00' ADJ.
VARIANCES REQUESTED:
UNDER MAX. FEASIBLE COMPLIANCE 15.405:
(1 a): REDUCTION IN SETBACK, SAS TO LOT LINE (10' TO 5.0')
(1 b): REDUCTION IN SETBACK, SAS TO FOUNDATION (20' TO 10.8)
21
10 0,
PROVIDE
63' OF 40 MIL LINER
AT 5' 0
SAS IN AREA
SHOWN.
OP AT ELEV. 20.0',
BO 0
AT EL. 15.0'f
5' REM VAL
OF UNSUITABLE SOIL
REQUIRED AROUND PERIMETER OF
LEACH G FACILITY, DOWN TO
SUITABLE SOIL
LAYER. REPLACE
WITH 4EAN
MED. SAND, TO MEET
SP CI CATIONS
OF 310 CMR
1 55(3)
E TING
LEAC ING #2
TO BE. REMOVED
OFFICE LIVING KITCHEN
ROOM
BATH I DINING
ROOM ROOM
BED
ROOM
- F
IN me
ROOM
GARAGE
UVI N G
ROOM
KITCHEN
_ BED
(BATH ROOM
ROOM
LIVING
ROOM
2ND FLOOR
BED
ROOM
FLOOR PLAR
NOOT
BATH
ROOM
m
1. DATUM IS NAVD 88
2. MUNICIPAL WATER IS EXISTING
3. MINIMUM PIPE PITCH TO BE 1 /8" PER FOOT.
4. DESIGN LOADING FOR ALL PROPOSED PRECAST UNITS
TO BE AASHO H-LQ
5. PIPE JOINTS TO BE MADE WATERTIGHT.
6. CONSTRUCTION DETAILS TO BE IN ACCORDANCE WITH
310 CMR 15.000 (TITLE 5.)
7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO
BE USED FOR LOT LINE STAKING OR ANY OTHER
PURPOSE.
8. PIPE FOR SEPTIC SYSTEM TO SCH. 40-4" PVC.
9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED
WITHOUT INSPECTION BY BOARD OF HEALTH AND
PERMISSION OBTAINED FROM BOARD OF HEALTH.
10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING
DIGSAFE (811) AND VERIFYING THE LOCATION OF ALL
UNDERGROUND & OVERHEAD UTILITIES PRIOR TO
COMMENCEMENT OF WORK.
11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE
REMOVED BENEATH AND 5' AROUND THE PROPOSED
LEACHING FACILITY.
12. EXISTING LEACHING FACILITY SHALL BE PUMPED AND
REMOVED LEACHING #2.
13. OWNER'S ENGINEER TO PERFORM INSPEC11ONS OF THE
FINAL INSTALLATION. MINIMUM OF 24 HOURS NOTICE
REQUIRED.
14. EXISTING 2,500 GAL DUAL COMPARTMENT SEPTIC
TANK & PUMP TO REMAIN.
15. OWNER'S ENGINEER TO INSPECT PUMP & ALARM PRIOR
TO BACKFILL OF PROPOSED LEACHING FIELD.
SOIL EVALUATOR: JOHN DOYLE
DATE: 12/4/01
PERC. RATE _ < 2 MIN/INCH
CLASS I SOILS
ELEV.
0" 19.5'
0 /A
11"
LS /
1 CYR 6/6
34" ///// 16.7'
MS /
89" 2.5Y 8/4 12.1'
C2
SiCL
�/5Y 7/3
101" /iii
C3
CS
1 CYR 8/6
124" 9.2'
GROUNDWATER ENCOUNTERED AT 123" EL. 9.3'
LOCUS MAP
SCALE 1 "=2000't
ASSESSORS MAP 141 PARCEL 32
LOCUS IS WITHIN FEMA FLOOD ZONE X
(AREA OF MINIMAL FLOOD HAZARD) AS
SHOWN ON COMMUNITY PANEL #25001CO578J
DATED 7/16/2014
SITE IS NOT WITHIN STATE DESIGNATED NSA
ENGINEER: CRAIG J. FERRARI, SE #13871
WITNESS: BARRY LEWIS
DATE: 5/ 16/24
PERC. RATE _ < 2 MIN/INCH
CLASS I SOILS
ELEV.
0„ v 19.0'
A
LS
1CYR 3/2
24" /////
LS
1CYR 5/8
60' r
//// 14'
C1 ® UNSUITABLE SOIL
PERC
FS
2.5Y 7/4
G-W ADJ. DATA.
WELL: SDW-252R
ZONE: A
ADJ: 0.00'
APRIL 2024
132" I ' 8'
GROUNDWATER ENCOUNTERED AT 102" EL. 10.5
Yarrenth Herlth Departr:ient
0VED
i N mmum R to
PLAN
OF
#44 HO'L
V1 C
Y A R'mhm 0 U T 'rim PU` R' Ty MA
PREPARED FOR
W A /
ETA C
A -kNAHOILL
DATE: J U N E 5, 2024
��ti� ►,�4�� Scale:1 "= 20'
A G3CGrCO�ICDD
OF &Vtq
\A\�+a` 0 10 20 30 AUG
40 50 FEET
il�iNIELt-\Gn\:� r: Q� V;L
G`r
OJV,LA �f'1cS j, `f� ,PT.
dJ \fin. G�7liL i" � \a: N'. 40980
� � •�, �� � off 508-362-4541
fax 508-362-9880
• l F- downcaP e.com
SURIJ
Ng
civil engineers
land surveyors
gig Main Street ( Rte 6A) SURVEY: QAH
YARMOUTHPORT MA 02675 DRAFTED BY: CJF/PTT
DATE DANIEL A. OJALA, P.E., P.L.S.
CHECKED BY:
24-107 CAHILL.DWG
DCE #24-107