HomeMy WebLinkAboutEngineer PlanLEGEND
-- 99 -
EXISTING CONTOUR
X 99 1
EXIST. SPOT ELEV.
-[99]--
PROPOSED CONTOUR
198.4]
PROPOSED SPOT EL.
TH1
TEST HOLE
2, %,
SLOPE OF GROUND
c0-3
UTILITY POLE
U
FIRE HYDRANT
NOTE; NOT AM SYMBOLS MAY APPEAR IN DRAWING
b /
fL 1
.DCE ##24-115
SYSTEM DESIGN:
GARBAGE DISPOSER IS NOT ALLOWED
EXISTING 3 BEDROOM DWELLING
DESIGN FLOW. 3 BEDROOMS ® 110 GPD = 330 GPD
USE A 330 GPD DESIGN FLOW
SEPTIC TANK: 330 GPD (2) = 660
USE A 1500 GAL. DUAL COMPARTMENT SEPTIC TANK
972 GAL. IN FIRST COMPARTMENT
480 GAL. IN SECOND COMPARTMENT
LEACHING:
SIDES: 2 (33.5 + 12.8) 2 (.74) = 137 GPD
BOTTOM 33.5 x 12.8 (.74) = 317 GPD
TOTAL: 614 S.F. 454 GPD
USE (3) 500 GAL. LEACHING CHAMBERS (ACME OR EQUAL)
WITH 4' STONE ALL AROUND
TOP FOUND. EL. 20.30'
PRECAST H-10
RISERS (1YP.)
* 16.40'
13.79 '
4' LIQ. LEVEL 972 GAL COMP. -
`•: (ACME OR EQUAL)
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*THE INSTALLER SHALL VERIFY THE
LOCATIONS OF ALL UTILITIES AND ALL
BUILDING SEWER OUTLETS AND
ELEVATIONS PRIOR TO INSTALLING ANY (2.5 % SLOPE MIN.)
PORTION OF SEPTIC SYSTEM
FOUNDATION- 15' SEPTIC
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290n
BENCHMARK:
CEMENT BOUND
= 14.8' NAVD88
�s
LOT AREA:
10,320 f S.F.
0.24 f AC.
ACCESS COVERS TO WITHIN 6" OF FIN. GRADE
17,0 ►AIMMIII&I '? AC 11"M/C0 n\!CO 00CnAI
SYSTEM PROFILE
(NOT TO SCALE)
2" PEASTONE OR GEOTEXTILE
FILTER FABRIC OVER STONE
WATERTEV D'BOX FOR LEVELNESS
MIN. 2 CKNESS
4"OSCH40 PVC
PIPES LEVEL 1ST 2'
_54' o o'o �12
SUMP
°o-e-zi. N. INT. DIM.
1 6" CRUSHED STONE OR M
I coMPAcTION. (15.221 [21)
(1.0 % SLOPE)
TANK 25'
-4
ENDS
ALL SYSTEM COMPONENTS SHALL BE
MARKED WITH MAGNETIC TAPE OR
COMPARABLE MEANS FOR FUTURE LOCATION.
CONCRETE COVERS TO WITHIN 3" GRADE
2% SLOPE REQUIRED OVER SYSTEM
- BLOCKS OR
PRECAST RISERS
MORTAR ALL INVERT IN 13.0'
COMPONENTS
SiDEs 113.83'
- H-10 500 GAL LEACHING CHAMBERS BY ACME PRECAST OR EQl
3/4"-1-1/2" DOUBLE WASHED STONE 4' MIN.
(3) UNITS REQUIRED
ALL AROUND PRECAST STRUCTURES
ECHANICAL OVERALL DIMENSIONS TO OUTSIDE OF STONE: 33.5' X 12.83'
(i .0 % SLOPE)
D' BOX 12' LEACHING 6.0' BOTTOM TH-1
FACILITY NO GROUNDWATER FOUND
NOTES
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-10
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 OR PUMPED AND FILLED WITH CLEAN SAND.
13. OWNER'S ENGINEER TO PERFORM INSPECTIONS OF THE
FINAL INSTALLATION. MINIMUM OF 24 HOURS NOTICE
REQUIRED.
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LOCUS MAP
SCALE 1 "=2000'f
ASSESSORS MAP 30 PARCEL 32
LOCUS IS WITHIN FEMA FLOOD ZONE X
(AREA OF MINIMAL FLOOD HAZARD) AS
SHOWN ON COMMUNITY PANEL #25001 CO569J
DATED 7/16/2014
SITE WITHIN STATE DESIGNATED NSA
ENGINEER: DANIEL E. GONSALVES, SE #13587
WITNESS: BARRY LEWIS
DATE: 5/16/2024
PERC. RATE _ < 2 MIN/INCH
CLASS I SOILS
ELEV.
p" 16.5'
A
LS
10YR 4/2
12"
BED Is- IKITCHEN ROOM m
L_lVi��G DINING
ROOM ROOM
1 ST
FLOOR
CRAWL SPACE ATTiC
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DANIEL
A.
QJALA
No.40980
P
C�fiS S\OO
\� SURVEy., 3
DATE DANIEL A. OJALA, P.E., P.L.S.
LS /
1OYR 5/6
30" ///// 14.0'
PERC C 1
MS ® UNSUITABLE SOIL
2.5Y 7/3
126" 6.0'
NO GROUNDWATER ENCOUNTERED
OF
PREPARED FOR
DATE: JUNE 14, 2024
Scale: 1"= 20' GLQ�ts0YI D6
- - JUL 02 2024
0 10 20 30 40 50 FEET
off 508-362-4541 HEALTH DEPT
fax 508-362-9880
00
�p dow®nccape.com
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civil engineers
land surveyors
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