HomeMy WebLinkAboutEngineer Plan - 2019BUILDING 3
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1 \ \ CAUTION: AREA XI
ELECTRIC IN AREA OF
ROPOSED S TIC
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40
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BUILDING 4
s'O
a
BUILDING 3
VARIANCE REQUESTED:
UNDER MAX. FEASIBLE COMPLIANCE 15.405:
(lb): TOP OF SAS TO BE GREATER THAN 3' BUT LESS THAN 6'
BELOW GRADE (H-20 AND VENT PROVIDED)
15.224:
(2): REDUCTION IN MINIMUM HYDRAULIC DETENTION TIME OF 48
HOURS BASED ON THE DESIGN FLOW. 40.9 HOURS OF RETENTION
TIME PROVIDED IN FIRST COMPARTMENT. EXTRA CAPACITY PROVIDED
IN SECOND COMPARTMENT TO COMPENSATE.
EXISTING
' BUILDING #3
TOP OF FNDN
EL. 43.6
0 _ 16 bedrooms
1760 GPD
O _
43
1
V
O � as
cBF,1, PROP. WITH CHARCOAL FILTER
F Fy �y AND BU REEN (FINAL PLACEMENT BY
CONTRA OR WITH HOMEOWNER
x F yf CONSULT TION)
0 QN O v
�9
o^tic 1�
TEST .HOLE LOGS
ENGINEER: DANIEL E. GONSALVES, SE #13587
WITNESS: PHIL RENAUD
DATE: 10/30/19
PERC. RATE _ < 2 MIN/INCH
CLASS I SOILS
ELEV.
(Y' 4 41.5'
PE
126" 31.0'
-
NO GROUNDWATER ENCOUNTERED
l `
PROP.. VENT WITH
CHARCOAL FILTER AND
BUGSCREEN (FINAL
PLACEMENT BY
CONTRACTOR WITH
HOMEOWNER
CONSULTATION)
DCE #>9-
BUILDING 5
v � \
LEGEND
FILL
EXISTING CONTOUR
12"
EXISTING SPOT ELEV.
-[99]-
PROPOSED CONTOUR
E
PROPOSED SPOT EL.
TTH11
MS
i.h
16"
1OYR 5/2
40.2'
p"
B
W
WATER LINE
LS
G
22"
1OYR 4/6
39.7'
tc
C
LS
MS
42"
1OYR 5/6
10YR 6/6
126" 31.0'
-
NO GROUNDWATER ENCOUNTERED
l `
PROP.. VENT WITH
CHARCOAL FILTER AND
BUGSCREEN (FINAL
PLACEMENT BY
CONTRACTOR WITH
HOMEOWNER
CONSULTATION)
DCE #>9-
BUILDING 5
v � \
LEGEND
99-
EXISTING CONTOUR
X 99.1
EXISTING SPOT ELEV.
-[99]-
PROPOSED CONTOUR
198.4]
PROPOSED SPOT EL.
TTH11
SOILS
i.h
TEST HOLE
2�
SLOPE OF GROUND
p"
UTILITY POLE
W
WATER LINE
G
GAS LINE
-
- E
ELECTRIC LINE
NOTE NOT ALL SYMBOLS MAY APPEAR IN DRAWING
BUILDING 4
VARIANCE REQUESTED:
UNDER MAX. FEASIBLE COMPLIANCE 15.405:
(lb): TOP OF SAS TO BE GREATER THAN 3' BUT LESS THAN 6'
BELOW GRADE (H-20 AND VENT PROVIDED)
15.224:
(2): REDUCTION IN MINIMUM HYDRAULIC DETENTION TIME OF 48
HOURS BASED ON THE DESIGN FLOW. 40.9 HOURS OF RETENTION
TIME PROVIDED IN FIRST COMPARTMENT. EXTRA CAPACITY PROVIDED
IN SECOND COMPARTMENT TO COMPENSATE.
C
TEST HOLE LOGS
VITH CHARCOAL FILTER
ENGINEER: DANIEL E. GONSALVES, SE #13587
:EN (FINAL PLACEMENT BY WITNESS: PHIL RENAUD -
WITH HOMEOWNER
�) DATE: 10/30/19 -
PERC. RATE _ < 2 MIN/INCH
CLASS I SOILS
ELEV.
4-1
:HMARK - 0" 42.2'
E SET - A -
= 43.5'
LS
3„ 1OYR 3/3
E
MS
9„ 1OYR 5/2 41.5'
B
LS
1OYR 4/6
20 40.5'
PERC FV C
k�
MS
1OYR 6/8
132" 31.2'
NO GROUNDWATER ENCOUNTERED
TEST HOLE LOGS
ENGINEER: DANIEL
E. GONSALVES, SE #13587
WITNESS: PHIL RENAUD
DATE: 10/30/19
PERC. RATE _
< 2 MIN/INCH
CLASS I
SOILS
ELEV.
lu
p"
40.4.'
FILL
26"
B
LS
42"
1OYR 5/6
36.9'
PERC
C
MS
2.5Y 7/4
LOCUS MAP
SCALE 1"=2000'±
ASSESSORS MAP 56 PARCEL 11C
LOCUS IS WITHIN FEMA FLOOD ZONE X
(AREA OF MINIMAL FLOOD HAZARD) AND
ZONE X (0.2 PCT ANNUAL CHANCE FLOOD
HAZARD) AS SHOWN ON COMMUNITY PANEL
#25001CO586J DATED 7/16/2014
SITE IS WITHIN A ZONE II
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 -Q (H-20 LEACHING CHAMBERS)
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 (1-888-344-7233) 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. EXISTING WALKWAYS TO BE REMOVED AND REPLACED
AS REQUIRED.
Permit valid for REPAIR OF SEPTIC SVSfENI
ONLY, due to State and Local septic varlJoles.
Board of Health review and approval is required tar
auY future a(It it ionslrenovations/alterations to
sewage facilities and/or structures/dwelling.
Vannuoth Health Department
APPROVED
1-113lul
Nam Date
BUILDING 5
VARIANCES REQUESTED:
UNDER MAX. FEASIBLE COMPLIANCE 15.405:
(lb): REDUCTION IN SETBACK, SAS TO FOUNDATION (20' TO 16.2')
& SLAB (10' TO 5'), TOP OF SAS TO BE GREATER THAN 3' BUT
LESS THAN 6' BELOW GRADE (H-20 AND VENT PROVIDED)
15.224:
(2): REDUCTION IN MINIMUM HYDRAULIC DETENTION TIME OF 48
HOURS BASED ON THE DESIGN FLOW. 40.9 HOURS OF RETENTION
TIME PROVIDED IN FIRST COMPARTMENT. EXTRA CAPACITY PROVIDED
IN SECOND COMPARTMENT TO COMPENSATE.
E
OF
222 BUCK ISLAND ROAD
WEST YARMOUTH, MA
PREPARED FOR
126" I�J 29_9' BASSETT POND CONDOS
NO GROUNDWATER ENCOUNTERED
.�� DATE: NOVEMBER 25, 2019
REV: JANUARY 10, 2020 (SAS SIZE, VARIANCE NOTE)
OF hiAt,
Scale: 1 = 20'
DANIEL
�m
8 OJALA 0 10 20 30 40 50 FEET
0JPLA 1"� A No 40980
off 508-362-4541
3g ti
DAN ; fax 508-362-9880
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downca pe.com
y
Noa6�G`o�Na .9 9 ng
�e down code eineering, mc.
civil engineers
land surveyors
` 939 Main Street ( Rte 6A)
YARMOUTHPORT MA 02675
I DATE DANIEL A. OJALA, P.E., P.L.S. SHEET 1 OF 2
19-374 BASSETT POND CONDO.DWG
TOP FOUND. EL. 43.6'
PRECAST H-10
RISERS (TYP.)
2'0
PROVIDE MIN. 20" DIAM. WATERTIGHT
ACCESS COVERS TO WITHIN 6" OF FIN. GRADE
10^ EXISTING 14^
TEE SEPTIC TANK** TEE
GAS BAF
*THE INSTALLER SHALL VERIFY THE LOCATIONS OF ALL
UTILITIES AND ALL BUILDING SEWER OUTLETS AND ELEVATIONS
PRIOR TO INSTALLING ANY PORTION OF SEPTIC SYSTEM
FOUNDATION- EXIST. - SEPTIC TANK #1
**INSTALLER SHALL CONFIRM MINIMUM SEPTIC TANK SIZE AT
3000 GALLONS AND ITS SUITABILITY FOR RE -USE. REPLACE
WITH 3500 GALLON SEPTIC TANK APPROPRIATE TO SITE
CONDITIONS IF NOT SUITABLE
D. EL. 42.5'
PRECAST H-10
RISERS (TYP.)
2'0
BUILDING 3
SYSTEM PROFILE
(NOT TO SCALE)
2" PEASTONE OR GEOTEXTILE
FILTER FABRIC OVER STONE
I
ALL SYSTEM COMPONENTS SHALL BE
MARKED WITH MAGNETIC TAPE OR
COMPARABLE MEANS FOR FUTURE LOCATION. VENT W/ CHARCOAL FILTER
H-20 CAST IRON COVI-'RS TO GRADE
2% SLOPE REQUIRED OVER SYSTEM 41.5'-43.0' J J J
MIN. 2" WALL THICKNESS
PRECAST H-10 BLOCKS OR S. n
RISERS (TYP.) PRECAST RISERS
j!j4"0SCH40 PVC
..: ,., ..
PIPES LEVEL 1ST 2' 4 COMPONENTS o
MORTAR ALLH 20
ENDS (TYP.) 6 SIDES39.06 $ 0 15I0pd
10• 2500 GAL H-10 14^
39.16' TEE SEPTIC TANK TEE E1
8'91 0000000 - ° oo�000®ooao 000®0000®oo °000° ondy P nd
GAS BAFFLE.. °o°o 0°0°0. N 0 ° o ���0®®®�®®® ®®®®®®®®®[]o� 00 0°0
1: 4' LIQ. LEVEL (ACME OR EQUAL) •7: 38.78' 38.61' ,00g°0000 M®LLDE2®®Of]00® °°000aoo
36.06' y
0
3
0000nov0000000°00000000000ve°o°00000a 6" MIN. SUMP `.
0 „0000000°000°°„°"o"o,°,0�000°0. 12" MIN. INT. DIM. LH -20 500 GAL. LEACHING CHAMBER BY ACME PRECAST OR EQUAL.
- 3/4"-1-1/2" DOUBLE WASHED STONE (16) UNITS REQUIRED
6" CRUSHED STONE OR MECHANICAL OVERALL DIMENSIONS TO OUTSIDE OF STONE: 144.0' X 12.83'
COMPACTION. (15.221 [21)
(2 SLOPE) (-!--% SLOPE) (-1-7 SLOPE) N
LOCUS MAP
- 2' SEPTIC TANK #2 13' D' BOX 57' LEACHING SCALE 1"=2000'±
PROVIDE MIN. 20" DIAM. WATERTIGHT
ACCESS COVERS TO WITHIN 6" OF FIN. GRADE
10" EXISTING 14"
TEE SEPTIC TANK** TEE
GAS BAF
*THE INSTALLER SHALL VERIFY THE LOCATIONS OF ALL
UTILITIES AND ALL BUILDING SEWER OUTLETS AND ELEVATIONS
PRIOR TO INSTALLING ANY PORTION OF SEPTIC SYSTEM
FOUNDATION- EXIST. - SEPTIC TANK #1
**INSTALLER SHALL CONFIRM MINIMUM SEPTIC TANK SIZE AT
3000 GALLONS AND ITS SUITABILITY FOR RE -USE. REPLACE
WITH 3500 GALLON SEPTIC TANK APPROPRIATE TO SITE
CONDITIONS IF NOT SUITABLE
TOP FOUND. EL. 43.1'
PRECAST H-10
RISERS (TYP.)
2'0
FACILITY
BUILDING 4
SYSTEM PROFILE
(NOT TO SCALE)
2" PEASTONE OR GEOTEXTILE
FILTER FABRIC OVER STONE
I
13.3'± POND ELEVATION ASSESSORS MAP 56 PARCEL 11C
LOCUS IS WITHIN FEMA FLOOD ZONE X
(AREA OF MINIMAL FLOOD HAZARD) AND
ZONE X (0.2 PCT ANNUAL CHANCE FLOOD
HAZARD) AS SHOWN ON COMMUNITY PANEL
#25001CO586J DATED 7/16/2014
SITE IS WITHIN A ZONE II
ALL SYSTEM COMPONENTS SHALL BE NOTES
MARKED WITH MAGNETIC TAPE OR
COMPARABLE MEANS FOR FUTURE LOCATION. VENT W/ CHARCOAL FILTERI. DATUM IS NAVD 88
H-20 CAST IRON COVERS TO GRADE 2. MUNICIPAL WATER ISXE ISTING
3. MINIMUM PIPE PITCH TO BE 1/8" PER FOOT. -- -
2% SLOPE REQUIRED OVER SYSTEM 42.0'-43.0' j j ------
MIN. 2" WALL THICKNESS 4. DESIGN LOADING --FOR- ALL _PROPOSED PRECAST UNITS
PRECAST H-10
BLOCKS OR _ _-------TO"BE AASHO H -].Q (H-20 LEACHING CHAMBERS)
_ _..-
RISERS (TTP.) 4"OSCH40 PVC PRECAST RISERS --- - _"
PIPES LEVEL 1sT -2' 4 TORTAR s H-20 - - 5. PIPE JOINTS TO BE MADE WATERTIGHT.
•, _._ - -
COM_PONEN _
_ ENDS (TYP.) __ 4 - - --_
10" 2500 GAL H-10 14- ' ., D 0 BE IN ACCORDANCE WITH
51 ES 6 CONSTRUCTION DETAILS T
38.28
38.63' TEE SEPTIC TANK TEE ..: a ®�®® ®®®® F-53 _®®®� �`'o
310 CMR 15.000 (TITLE 5.)
8.38' oo° o°°°° o° m�®®®®®®®�® ®® ° °
GAS BAFFLE.. "0000000°000 o 0000gog o®�®®®®®® °°°° 7. THIS PLAN IS FOR PROPOSED WORK ONLY AND NOT TO
®®®�®®o®®®® ®®®®®®A®®®
" BE USED FOR LOT LINE STAKING OR ANY OTHER
4' LIQ. LEVEL (ACME OR EQUAL) .' 38.0' 37.83' °o°o `�' 'oog °°°°
PURPOSE.
° 35.28
o°o°o°o o..o�oe000.p,o. u000uao°.000°000 oeV; 6" MIN. SUMP
8. PIPE FOR SEPTIC SYSTEM TO SCH, 40-4" PVC.
°O0000°aP 12" MIN. INT. DIM LH -20 500 GAL. LEACHING CHAMBER BY ACME PRECAST OR EQUAL.
3/4"-1-1/2'• DOUBLE WASHED STONE (16) UNITS REQUIRED 9. COMPONENTS NOT TO BE BACKFILLED OR CONCEALED
6" CRUSHED STONE OR MECHANICALWITHOUT INSPECTION BY BOARD OF HEALTH AND
OVERALL DIMENSIONS TO OUTSIDE OF STONE: 144.0' X 12.83'
COMPACTION. (15.221 [23) PERMISSION OBTAINED FROM BOARD OF HEALTH.
10. CONTRACTOR SHALL BE RESPONSIBLE FOR CALLING
(-1-7 SLOPE) (-L-7 SLOPE) (-L-7 SLOPE) N DIGSAFE (1-888-344-7233) AND VERIFYING THE
LOCATION OF ALL UNDERGROUND & OVERHEAD UTILITIES
- 7' SEPTIC TANK #2 38' D' BOX 57' LEACHING PRIOR TO COMMENCEMENT OF WORK.
FACILITY
11. ANY UNSUITABLE MATERIAL ENCOUNTERED SHALL BE
13.3'± POND ELEVATION 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. EXISTING WALKWAYS TO BE REMOVED AND REPLACED
AS REQUIRED.
PROVIDE MIN. 20" DIAM. WATERTIGHT
ACCESS COVERS TO WITHIN 6" OF FIN. GRADE
10" EXISTING 14"
TEE SEPTIC TANK** TEE
GAS BAF
PRECAST H-10
RISERS (TYP.)
BUILDING 5
SYSTEM PROFILE
(NOT TO SCALE)
2" PEASTONE OR GEOTEXTILE
FILTER FABRIC OVER STONE
I
ALL SYSTEM COMPONENTS SHALL BE
MARKED WITH MAGNETIC TAPE OR
COMPARABLE MEANS FOR FUTURE LOCATION. VENT W/ CHARr'O&L FILTER
H-20 CAST IRON COVERS TO GRADE
2% SLOP�RE6 OVER SYSTEM 41.0'-42.0' d,
MIN. 2" WALL THICKNESS BLOCKS OR
4'0SCH40 PVC AR ALL PRECAST RISERS
PIPES LEVEL 1ST 2' OMPONENTS H--
4 (TYLE) NV' 6.4 4'--.
ENDS _ SIDES °
2500 GAL H 10 _
38.64' . UTIEE E SEPTIC TANK TEE 8.39' ®O� ®®
° 0°0
°o°°0000 °° ° ° o®®o®®®®o MM MMDO®®®® '
GAS BAFFLE ,_ocono„o0o, N ° o o ®9®®0®®M®® MM MMM®
'14' LIQ. LEVEL (ACME OR EQUAL) f 37.62' 37.45' ogo/ '°'000go°o° 34.9'
*THE INSTALLER SHALL VERIFY THE LOCATIONS OF ALL
UTILITIES AND ALL BUILDING SEWER OUTLETS AND ELEVATIONS
PRIOR TO INSTALLING ANY PORTION OF SEPTIC SYSTEM
(� 7 SLOPE)
FOUNDATION- EXIST. - SEPTIC TANK #1-4'
**INSTALLER SHALL CONFIRM MINIMUM SEPTIC TANK SIZE AT
3000 GALLONS AND ITS SUITABILITY FOR RE -USE. REPLACE
WITH 3500 GALLON SEPTIC TANK APPROPRIATE TO SITE
CONDITIONS IF NOT SUITABLE
DCE #19-374
,00soQ0000000soeoc000000� 6" MIN. SUMP ' }
12" MIN. INT. 11M. `H-20 500 GAL. LEACHING CHAMBER BY ACME PRECAST OR EQUAL.
3/4"-1-1/2" DOUBLE WASHED STONE (16) UNITS REQUIRED
6" CRUSHED STONE OR MECHANICAL OVERALL DIMENSIONS TO OUTSIDE OF STONE: 144.0' X 12.83'
COMPACTION. (15.221 [2])
(3_7 y° SLOPE) SLOPE) c
SEPTIC TANK #2 21' D' BOX 57' LEACHING
FACILITY ._IL_
SITE OVERVIEW
Scale:1 "= 70'
0 35 70 105 140 175 FEET
13.3'± POND ELEVATION
SYSTEM DESIGN:
�- SYSTEM DESIGNS FOR BUILDINGS 3, 4, & 5.
3 SYSTEMS PROPOSED. 1 FOR EACH BUILDING.
GARBAGE DISPOSER IS NOT ALLOWED
EXISTING 16 BEDROOM CONDO BUILDING
DESIGN FLOW: 16 BEDROOMS @ 110 GPD = 1760 GPD
USE A 1760 GPD DESIGN FLOW
SEPTIC TANK: 1760 GPD (2) = 3520 (1ST COMPARTMENT)
1760 GPD (1) = 1760 (2ND COMPARTMENT)
3520 + 1760 = 5280 GAL. REQUIRED
USE EXISTING 3000 GAL. SEPTIC TANK &
ADD A 2500 GAL. SEPTIC TANK
LEACHING:
SIDES: 2 (144.0 + 12.83) 2 (.74) = 464 GPD
J \ 1 BOTTOM 144.0 x 12.83 (.74) = 1367 GPD
I TOTAL: 2475 S.F. 1831 GPD
�I USE (16) 500 GAL. LEACHING CHAMBERS (ACME OR EQUAL)
WITH 4' STONE ALL AROUND
LEGEN D
99 --
EXISTING CONTOUR
X 991
EXISTING SPOT ELEV.
-[99]-
PROPOSED CONTOUR
198.4]
PROPOSED SPOT EL.
TH1
TEST HOLE
27'
SLOPE OF GROUND
Cob
UTILITY POLE
WATER LINE
-W-
GAS LINE
-G-
ELECTRIC LINE
- E
NOTE: NOT ALL SYMBOLS MAY APPEAR IN DRAWING
APPROVED DATE
, MA
BOARD OF HEALTH
TO ACCOMPANY
TITLE%e."1'J'V'ITEPLAN
OF
222 BUCK ISLAND ROAD
WEST YARMOUTH, MA
PREPARED FOR
BASSETT POND CONDOS
T'=-
DATE DANIEL A. OJALA, P.E., P.L.S.
DATE: NOVEMBER 25, 2019
REV: JANUARY 10, 2020 (SAS SIZE, VARIANCE NOTE)
off 508-362-4541
fax 508-362-9880
downcope.com
down cope engineering, Inc.
civil engineers
land surveyors
939 Mcin Street ( Rte 6A)
YARMOUTHPORT MA 02675
SHEET 2 OF 2
19-374 BASSETT POND CONDO.DWG