HomeMy WebLinkAbout83-1914 - Sewage Disposal System002LOCUS PLAN
STAKED IN PLACE
PLOYVINYL SILTATION
FENCE �
FLOW
IHNN If
TANK
PROPOSED 1,500 GAL PRECAST PROPOSED 1,500 #GAL. PRECAST
CONCRETE TIGHT TANK (H2O) CONCRETE TIGHT TANK (H20)
$fit NOTE: HIGH GROUNDWATER ELEVATION = 3.08
TIGHT TANK PROFILE
NOT TO SCALE CAST IRON
FRAME AND COVER (H-10)
PROVIDE WATER TIGHT SECURABLE SEAL
L FOR
PLAN VIEW
N 0 T E S:
ALARMS
-
MAP 52
ENGINEERING GROUP, INC. AT LEAST 48 HOURS PRIOR TO REQUIRED INSPECTIONS.
(TO BE MOUNTED
2. BENCHMARK IS THE TOP OF THE LOWEST CONCRETE STEP AS INDICATED ON THIS PLAN
12. AN AUDIBLE AND VISUAL ALARM SHALL BE PROVIDED. ALARM ON SWITCH SHALL BE
EL = 6.93 (NGVD).
INSIDE BUILDING)
PRECAST CONCRETE RISERS (H-2)-
D E S I G N D A T A
OF THE TIGHT TANK DURING THE COURSE OF CONSTRUCTION
13. ALARM TO BE INSTALLED AND LOCATED ACCORDING TO MANUFACTURERS INSTRUCTIONS AND
1" ELECTRIC CONDUITS
'C PIPE (INLET) DESIGN FLOW:
WRITTEN APPROVAL OF THE ENGINEER AND THE LOCAL BOARD OF HEALTH.
EROSION CONTROL NOTES:
5. UNLESS OTHERWISE NOTED ALL SYSTEM COMPONENTS SHALL BE INSTALLED IN
14. 1THE TIGHT TANK SHALL BE WATERPROOF AND WATER TIGHT. TANK CONSTRUCTION JOINTS
ACCORDANCE WITH TITLE V OF THE STATE ENVIRONMENTAL CODE DATED APRIL 2006
TIGHT TANK:
ALARM 2 ON AT 90% OF TOTAL CAPACITY
330 GPD x 5.0 = 1,650 GALLONS (2,000 GALLONS MIN, REQUIRED)
RESOURCE AREAELEVATION
BALES SHALL BE SECURELY ANCHORED IN PLACE BY STAKES
= 2.85
VERS
7. SYSTEM COMPONENTS TO WITHSTAND H-20 LOADING CRITERIA,
OR RE -BARS DRIVEN THROUGH THE BALES. THE FIRST STAKE
8. THE CONTRACTOR SHALL DECOMMISSION (PUMP & FILL OR REMOVE) THE EXISTING
AND PROVIDE A 4" OUTLET PIPE WITH A MINIMUM 2% SLOPE TO THE PROPOSED TIGHT TANK
SEPTIC SYSTEM IN ACCORDANCE WITH 310 CMR 15.354.
IN EACH BALE SHALL BE ANGLED TOWARD THE CONSTRUCTION.
9. RESTORE (LOAM & SEED) ALL AREAS DISTURBED DURING CONSTRUCTION.
WEIGHT OF SOIL ABOVE TANK:
10. TIGHT TANK SHALL BE MANUFACTURED BY ACME PRECAST CO., INC. (ITEM NO. ST152M)
(SHALL BE MADELL BE PROMPTLY..UFNTHEYDDISLODIGEOREPLACECASENT
ALARM 1 ON AT 60% OF TOTALCAPACITY.1
17.25 CF OF SOIL X 110 LB/CF OF SOIL = 1,898 LBS.
LINE ,SURVEY.
-1
3. CONTRACTOR RESPONSIBLE FOR IMPLEMENTING ALL CONSERVATION COMMISSION
17. 'CONTRACTOR WILL BE RESPONSIBLE FOR CONTACTING DIG SAFE (888-DIGSAFE) AND ANY OTHER
(=
SPECIFIED ABOVE. PLACEMENT AND APPROVAL OF EROSION
APPLICABLE UTILITY COMPANIES PRIOR TO STARTING WORK.
34.5 CF OF CONCRETE X 150 LB/CF OF CONCRETE = 5,175 LBS.
CONTROL DEVICES IS TO BE DONE BY THE TOWN OF YARMOUTH
-H
DOWNWARD FORCE. = 23,000 + 1,898 + 5,175 = 30,073 LBS.
ANGLE SECOND STAKE
CONSERVATION COMMISSION PRIOR TO CONSTRUCTION.
5. NO LONG TERM (GRATER THAN 3 STOCK PILING ON SITE.
BUOYANT FORCE: (ASSUMES TANK FULLY SUBMERGED IN WATER)
(n
19. CONTRACTOR RESPONSIBLE FOR IMPLEMENTING ALL O.S.H.A. PROCEDURES TO INCLUDE BUT
VOLUME OF DISPLACED WATER= 414.CF
ANGLE FIRST STAKE TOWARD
NOT LIMITED TO CONFINED SPACE ENTRY PROCEDURES.
BUOYANT FORCE = 414 CF X 64.1 LB/CF (SALT WATER) = 26,537 LB
PREVIOUSLY LAID BALE
7 PROPERTY IS LOCATED<IN'NATURAL HERITAGE JURISDICTION AND THIS ACTIVITY IS EXEMPT.
30,073 LB > 26,537 LB (DOWNWARD FORCE > BUOYANT FORCE)
TWO RE -BARS STEEL PICKETS OR
8: DEWATERING PIT TO FE LINED WITH FILTER FABRIC TO REDUCE SILTATION,
PLAN VIEW
r-6"-REIFORCED CONCRETE PAD
W/ BOOTS
2.24'
0.76' BASE OF TANK
ELEVATION = -0.1.1 5
SET TANK ON 6" OF
CRUSHED STONE OR
APPROVED LEVEL BASE
CROSSSECTION
N 0 T E S:
11. APPURTENANCES TO BE INSTALLED AND LOCATED ACCORDING TO MANUFACTURERS
1. THE CONTRACTOR SHALL NOTIFY THE LOCAL BOARD OF HEALTH AND COLLINS CIVIL
MAP 52
ENGINEERING GROUP, INC. AT LEAST 48 HOURS PRIOR TO REQUIRED INSPECTIONS.
LOT 1
2. BENCHMARK IS THE TOP OF THE LOWEST CONCRETE STEP AS INDICATED ON THIS PLAN
12. AN AUDIBLE AND VISUAL ALARM SHALL BE PROVIDED. ALARM ON SWITCH SHALL BE
EL = 6.93 (NGVD).
highbush blueberry
3. HEAVY EQUIPMENT SHALL NOT BE ALLOWED TO OPERATE OVER THE LIMITS
D E S I G N D A T A
OF THE TIGHT TANK DURING THE COURSE OF CONSTRUCTION
13. ALARM TO BE INSTALLED AND LOCATED ACCORDING TO MANUFACTURERS INSTRUCTIONS AND
4. NO FIELD MODIFICATIONS TO THE SEWAGE SYSTEM SHALL BE MADE WITHOUT PRIOR
'C PIPE (INLET) DESIGN FLOW:
WRITTEN APPROVAL OF THE ENGINEER AND THE LOCAL BOARD OF HEALTH.
3 BEDROOMS x 110 GPD/BEDROOM = 330 GPD
5. UNLESS OTHERWISE NOTED ALL SYSTEM COMPONENTS SHALL BE INSTALLED IN
14. 1THE TIGHT TANK SHALL BE WATERPROOF AND WATER TIGHT. TANK CONSTRUCTION JOINTS
ACCORDANCE WITH TITLE V OF THE STATE ENVIRONMENTAL CODE DATED APRIL 2006
TIGHT TANK:
AND ANY APPLICABLE LOCAL RULES.
330 GPD x 5.0 = 1,650 GALLONS (2,000 GALLONS MIN, REQUIRED)
6. GROUT TO BE USED AT ALL POINTS WHERE PIPES ENTER OR LEAVE ALL CONCRETE
USE (2) 1,500 GALLON TIGHT TANKS = 3,000 GALLONS
STRUCTURES IN ORDER TO PROVIDE A WATERTIGHT SEAL.
VERS
7. SYSTEM COMPONENTS TO WITHSTAND H-20 LOADING CRITERIA,
6.58
8. THE CONTRACTOR SHALL DECOMMISSION (PUMP & FILL OR REMOVE) THE EXISTING
AND PROVIDE A 4" OUTLET PIPE WITH A MINIMUM 2% SLOPE TO THE PROPOSED TIGHT TANK
SEPTIC SYSTEM IN ACCORDANCE WITH 310 CMR 15.354.
9. RESTORE (LOAM & SEED) ALL AREAS DISTURBED DURING CONSTRUCTION.
WEIGHT OF SOIL ABOVE TANK:
10. TIGHT TANK SHALL BE MANUFACTURED BY ACME PRECAST CO., INC. (ITEM NO. ST152M)
16. PROPERTY LINE SHOWN IS APPROXIMATE ONLY AND IS NOT A RESULT OF A PROPERTY
OR APPROVED EQUAL, AND MEET THE REQUIREMENTS OF 310 CMR 15.260.
r-6"-REIFORCED CONCRETE PAD
W/ BOOTS
2.24'
0.76' BASE OF TANK
ELEVATION = -0.1.1 5
SET TANK ON 6" OF
CRUSHED STONE OR
APPROVED LEVEL BASE
CROSSSECTION
2"x2" STAKES, 1 1/2' - 2' IN GROUND 2WH 20. CONTRACTOR RESPONSIBLE FOR CONFIRMING LOCATION OF EXISTING LEACHING FACILITY
AND DECOMMISSION AS REQUIRED.
NOTES: ENTIRE OUTSIDE OF TANK TO BE DOUBLE SEAL COATED PRIOR TO DELIVERY TO SITE. WIRE RYOOUND BALES FIRST FLOOR 21. CONTRACTOR TO CONFIRM EXISTING PLUMBING, BENCHMARK, AND SILL ELEVATIONS
PLACED ONTHECAONTOUR(Typ.)- ALARMS TO BE INSTALLED IN TANK #2 ONLY (SALTWATER COMPATIBLE SEALANT TO BE USED).
MAP 61 PRIOR TO CONSTRUCTION.
HAY BALE, SILT FENCE DIKE DETAIL
�j.
TH COVE L
OF
NOR
�R 6�SH AQ4Ssgc�
ti
STEVEN W. GTr
.. ,.
LOT 102
DEWITT AND SUSAN DAVENPORT
62A PLEASANT STREET -10
`O Cp
1
I
3WH
\\ \ s IEDGE OF WETLAND
-------------
4---
W
25' WETLAND BUFFER \
b,..-��
\ \
ST
50 WETLAND BUFFER
-2-
OHW
f'/ #11 j/ r
ii
/ /// /
MAP 52
LOT 2
NANCY J. RODGERS
11 NORTH COVE LANDING
RIVER FRONT DISTURBANCE
ON SITE RIVER FRONT AREA 4,470 S.F.
10% OF 4,470 S.F. = 447 S.F. USE 5,000 S.F. MAX.
PROPOSED RIVER FRONT AREA DISTURBANCE = 1,400 S.F.
1,400 S.F. < 5,000 S.F. MAXIMUM
lJ
' j #15/'/
j'EXISTING
3 -BEDROOM
,HOUSE�'8
ILL EL./7
STOCK I
PILE ARE' x6.1
0 TP -21
(F ' x6
O -- O
�y
I LAWN �l IO 6.9 O 6.9
-I�--T_
I --
LAWN _ I L _
- STOCK - -PILE ARE
pp. rMMM 71.63'
PROPOSED HAY BALES SILT FENCE WORK LIMIT)
(
h
EXISTING SAS
(2) PROPOSED 1,500 GALLON MONOLITHIC TIGHT TANKS (H-20)
WITH 6" THICK REINFORCED CONCRETE PAD ABOVE -
(USE DOUBLE SEALCOATED ACME PRECAST TANKS)
1,500 GALLON PRECAST TIGHT TANK (H-20)
S
11. APPURTENANCES TO BE INSTALLED AND LOCATED ACCORDING TO MANUFACTURERS
22. A CONTRACT IS TO BE SECURED WITH A LOCAL SEPTAGE HAULER TO PROVIDE PUMPING EVERY 30 DAYS,
MAP 52
INSTRUCTIONS AND LOCAL BUILDING AND WIRING CODES.
LOT 1
OR AS REQUIRED. SEPTAGE IS TO BE BROUGHT TO A LICENSED FACILITY FOR DISPOSAL.
12. AN AUDIBLE AND VISUAL ALARM SHALL BE PROVIDED. ALARM ON SWITCH SHALL BE
highbush blueberry
SET TO ACTIVATE WHEN TANK IS 60% (3/5) FULL.
BY: GEORGE
BATH
13. ALARM TO BE INSTALLED AND LOCATED ACCORDING TO MANUFACTURERS INSTRUCTIONS AND
CIVIL ' -ENGINEERING GROUP, INC.
WITNESSED
LOCAL BUILDING AND WIRING CODES. ELECTRICAL PERMIT REQUIRED FOR ALARM.
YARMOUTH
B.O.H.
14. 1THE TIGHT TANK SHALL BE WATERPROOF AND WATER TIGHT. TANK CONSTRUCTION JOINTS
SOIL SOIL
HORIZ. COLOR
LIVING ROOM
SHALL BE SEALED WITH 1 INCH BUTYL RUBBER GASKET. WATERPROOF BOOTS TO BE INSTALLED
BUOYANCY CALCULATIONS 1,500 GALLON TANK:
SOIL
HORIZ.
ON TANK INLETS AND OUTLET.
-ON
KITCHEN
15. THE CONTRACTOR SHALL CONFIRM THE LOCATION AND ELEVATION OF THE EXISTING OUTLET PIPES
6.58
STAIRS
AND PROVIDE A 4" OUTLET PIPE WITH A MINIMUM 2% SLOPE TO THE PROPOSED TIGHT TANK
WITH 11.5' MINIMUM COVER.
WEIGHT OF SOIL ABOVE TANK:
BATHROOM
16. PROPERTY LINE SHOWN IS APPROXIMATE ONLY AND IS NOT A RESULT OF A PROPERTY
C
17.25 CF OF SOIL X 110 LB/CF OF SOIL = 1,898 LBS.
LINE ,SURVEY.
-1
3. CONTRACTOR RESPONSIBLE FOR IMPLEMENTING ALL CONSERVATION COMMISSION
17. 'CONTRACTOR WILL BE RESPONSIBLE FOR CONTACTING DIG SAFE (888-DIGSAFE) AND ANY OTHER
(=
DINNING AND SITTING AREA
APPLICABLE UTILITY COMPANIES PRIOR TO STARTING WORK.
34.5 CF OF CONCRETE X 150 LB/CF OF CONCRETE = 5,175 LBS.
-H
DOWNWARD FORCE. = 23,000 + 1,898 + 5,175 = 30,073 LBS.
18. CONTRACTOR WILL BE RESPONSIBLE FOR COMBINING LAUNDRY FLOW WITH SYSTEM.
m
5. NO LONG TERM (GRATER THAN 3 STOCK PILING ON SITE.
BUOYANT FORCE: (ASSUMES TANK FULLY SUBMERGED IN WATER)
(n
19. CONTRACTOR RESPONSIBLE FOR IMPLEMENTING ALL O.S.H.A. PROCEDURES TO INCLUDE BUT
VOLUME OF DISPLACED WATER= 414.CF
NOT LIMITED TO CONFINED SPACE ENTRY PROCEDURES.
2"x2" STAKES, 1 1/2' - 2' IN GROUND 2WH 20. CONTRACTOR RESPONSIBLE FOR CONFIRMING LOCATION OF EXISTING LEACHING FACILITY
AND DECOMMISSION AS REQUIRED.
NOTES: ENTIRE OUTSIDE OF TANK TO BE DOUBLE SEAL COATED PRIOR TO DELIVERY TO SITE. WIRE RYOOUND BALES FIRST FLOOR 21. CONTRACTOR TO CONFIRM EXISTING PLUMBING, BENCHMARK, AND SILL ELEVATIONS
PLACED ONTHECAONTOUR(Typ.)- ALARMS TO BE INSTALLED IN TANK #2 ONLY (SALTWATER COMPATIBLE SEALANT TO BE USED).
MAP 61 PRIOR TO CONSTRUCTION.
HAY BALE, SILT FENCE DIKE DETAIL
�j.
TH COVE L
OF
NOR
�R 6�SH AQ4Ssgc�
ti
STEVEN W. GTr
.. ,.
LOT 102
DEWITT AND SUSAN DAVENPORT
62A PLEASANT STREET -10
`O Cp
1
I
3WH
\\ \ s IEDGE OF WETLAND
-------------
4---
W
25' WETLAND BUFFER \
b,..-��
\ \
ST
50 WETLAND BUFFER
-2-
OHW
f'/ #11 j/ r
ii
/ /// /
MAP 52
LOT 2
NANCY J. RODGERS
11 NORTH COVE LANDING
RIVER FRONT DISTURBANCE
ON SITE RIVER FRONT AREA 4,470 S.F.
10% OF 4,470 S.F. = 447 S.F. USE 5,000 S.F. MAX.
PROPOSED RIVER FRONT AREA DISTURBANCE = 1,400 S.F.
1,400 S.F. < 5,000 S.F. MAXIMUM
lJ
' j #15/'/
j'EXISTING
3 -BEDROOM
,HOUSE�'8
ILL EL./7
STOCK I
PILE ARE' x6.1
0 TP -21
(F ' x6
O -- O
�y
I LAWN �l IO 6.9 O 6.9
-I�--T_
I --
LAWN _ I L _
- STOCK - -PILE ARE
pp. rMMM 71.63'
PROPOSED HAY BALES SILT FENCE WORK LIMIT)
(
h
EXISTING SAS
(2) PROPOSED 1,500 GALLON MONOLITHIC TIGHT TANKS (H-20)
WITH 6" THICK REINFORCED CONCRETE PAD ABOVE -
(USE DOUBLE SEALCOATED ACME PRECAST TANKS)
1,500 GALLON PRECAST TIGHT TANK (H-20)
S
LOCUS
22. A CONTRACT IS TO BE SECURED WITH A LOCAL SEPTAGE HAULER TO PROVIDE PUMPING EVERY 30 DAYS,
MAP 52
5 ------ EXISTING CONTOURS
LOT 1
OR AS REQUIRED. SEPTAGE IS TO BE BROUGHT TO A LICENSED FACILITY FOR DISPOSAL.
Norco SCALE
highbush blueberry
23. TANKS, COVERS AND ALL EXTERIOR ACCESSORIES TO BE WATER TIGHT.
BY: GEORGE
R. COLLINS P.E.,
BEDROOM
CIVIL ' -ENGINEERING GROUP, INC.
WITNESSED
BEDROOM
YARMOUTH
B.O.H.
EDGE OF BITUMINOUS PAVEMENT
SOIL SOIL
HORIZ. COLOR
TP -1
WETLAND AND EROSION CONTROL NOTES
BUOYANCY CALCULATIONS 1,500 GALLON TANK:
SOIL
HORIZ.
SOIL
COLOR TP -2 DEPTH ELEV.
DOWNWARD FORCE:
0°
6.58
1. WETLAND DELINEATION PERFORMED BY WALTER HEWITSON, PHD, BOTANIST ON 12-30-11.
WEIGHT OF EMPTY 1,500 GAL. TANK = 23,000 LBS.
2. EROSION CONTROL (WORK LIMIT) LINE TO BE INSTALLED PRIOR TO ANY ACTIVITY
WEIGHT OF SOIL ABOVE TANK:
BATHROOM
STAIRS
AND REMAIN IN PLACE UNTIL ALL DISTURBED AREAS HAVE BEEN STABILIZED.
17.25 CF OF SOIL X 110 LB/CF OF SOIL = 1,898 LBS.
3. CONTRACTOR RESPONSIBLE FOR IMPLEMENTING ALL CONSERVATION COMMISSION
WEIGHT OF CONCRETE PAD ABOVE TANK:
AND BOARD OF HEALTH DIRECTIVES.
34.5 CF OF CONCRETE X 150 LB/CF OF CONCRETE = 5,175 LBS.
4. TANK INSTALLATION SHOULD BE SCHEDULED AROUND LOW TIDE.
DOWNWARD FORCE. = 23,000 + 1,898 + 5,175 = 30,073 LBS.
COMMON
5. NO LONG TERM (GRATER THAN 3 STOCK PILING ON SITE.
BUOYANT FORCE: (ASSUMES TANK FULLY SUBMERGED IN WATER)
BEDROOM
_DAYS) _ALLOWED
s. PROPERTY IS LOCATED IN A ZONE B WITH A FLOOD ELEVATION OF 9.
VOLUME OF DISPLACED WATER= 414.CF
AREA
BUOYANT FORCE = 414 CF X 64.1 LB/CF (SALT WATER) = 26,537 LB
7 PROPERTY IS LOCATED<IN'NATURAL HERITAGE JURISDICTION AND THIS ACTIVITY IS EXEMPT.
30,073 LB > 26,537 LB (DOWNWARD FORCE > BUOYANT FORCE)
8: DEWATERING PIT TO FE LINED WITH FILTER FABRIC TO REDUCE SILTATION,
�( x6.5
i
I i�-9 ��LAWN/ //
x2.1
U3
V /
m
EXISTING CONCRETE RETAINING WALL
(TOP OF WALL EL.= 5.2)
SECOND FLOOR
FLOOR PLANS
S
LOCUS
L D
MAP 52
5 ------ EXISTING CONTOURS
LOT 1
4,470± S.F.
highbush blueberry
U3
V /
m
EXISTING CONCRETE RETAINING WALL
(TOP OF WALL EL.= 5.2)
SECOND FLOOR
FLOOR PLANS
C 2.5Y 6/3
FILL
46" 2.75
48"
C 2.5Y 6/3
96" -1.42 -
EST. SEASONAL HIGH GROUNDWATER ELEV. 3.08
BASED ON HIGHTIDE MARK ON RETAINING WALL.
PROPOSED DEWATERING PIT REQUESTED LOCAL AND STATE VARIANCE:
WITH HAY BALES, PLACE FILTER 1:" USE OF A TIGHT TANK VS. THE USE OF THE PROPOSED CONVENTIONAL SEPTIC SYSTEM.
FABRIC OVER DEWATERING PIT NO OTHER FEASIBLE ALTERNATIVE EXISTS WITHOUT OFF SITE IMPLICATIONS.
TO ELIMINATE SILTATION PLANTING SCHEDULE
REQUESTED LOCAL AND STATE VARIANCE:
FILL
36"
45" 2.05
50" 1 63
Common Name
S
LEGEND
L D
A T
5 ------ EXISTING CONTOURS
DATE: JANUARY 5, 2012
x5.6 EXISTING SPOT ELEVATIONS
highbush blueberry
® PROPOSED SPOT ELEVATIONS
BY: GEORGE
R. COLLINS P.E.,
PROPERTY LINES
CIVIL ' -ENGINEERING GROUP, INC.
WITNESSED
TP -1 OBSERVATION HOLE LOCATION
YARMOUTH
B.O.H.
EDGE OF BITUMINOUS PAVEMENT
SOIL SOIL
HORIZ. COLOR
TP -1
C 2.5Y 6/3
FILL
46" 2.75
48"
C 2.5Y 6/3
96" -1.42 -
EST. SEASONAL HIGH GROUNDWATER ELEV. 3.08
BASED ON HIGHTIDE MARK ON RETAINING WALL.
PROPOSED DEWATERING PIT REQUESTED LOCAL AND STATE VARIANCE:
WITH HAY BALES, PLACE FILTER 1:" USE OF A TIGHT TANK VS. THE USE OF THE PROPOSED CONVENTIONAL SEPTIC SYSTEM.
FABRIC OVER DEWATERING PIT NO OTHER FEASIBLE ALTERNATIVE EXISTS WITHOUT OFF SITE IMPLICATIONS.
TO ELIMINATE SILTATION PLANTING SCHEDULE
REQUESTED LOCAL AND STATE VARIANCE:
FILL
36"
45" 2.05
50" 1 63
Common Name
S
0 I
L D
A T
A
DATE: JANUARY 5, 2012
highbush blueberry
PERFORMED
BY: GEORGE
R. COLLINS P.E.,
COLLINS
CIVIL ' -ENGINEERING GROUP, INC.
WITNESSED
BY: BRUCE MURPHY,
YARMOUTH
B.O.H.
SOIL SOIL
HORIZ. COLOR
TP -1
DEPTH
ELEV.
SOIL
HORIZ.
SOIL
COLOR TP -2 DEPTH ELEV.
0°
6.58
� 0" 5.80
C 2.5Y 6/3
FILL
46" 2.75
48"
C 2.5Y 6/3
96" -1.42 -
EST. SEASONAL HIGH GROUNDWATER ELEV. 3.08
BASED ON HIGHTIDE MARK ON RETAINING WALL.
PROPOSED DEWATERING PIT REQUESTED LOCAL AND STATE VARIANCE:
WITH HAY BALES, PLACE FILTER 1:" USE OF A TIGHT TANK VS. THE USE OF THE PROPOSED CONVENTIONAL SEPTIC SYSTEM.
FABRIC OVER DEWATERING PIT NO OTHER FEASIBLE ALTERNATIVE EXISTS WITHOUT OFF SITE IMPLICATIONS.
TO ELIMINATE SILTATION PLANTING SCHEDULE
REQUESTED LOCAL AND STATE VARIANCE:
FILL
36"
45" 2.05
50" 1 63
Common Name
Genus/Species
Size
Planting Specifications
No.
Shrubs
highbush blueberry
I/occinium corymbosum
2-3' min.
in clusters of 2 to 4, 4-6 feet o.c.
10
1.' VARIANCE FROM LOCAL REGULATIONS WHICH REQUIRE A MINIMUM 50' SETBACK
FROM A WETLAND TO A TIGHT TANK. VARIANCE ALLOWING A REDUCTION FROM
FROM 50' TO 30' IS REQUESTED.
NOTE: SPECIES MAY BE SUBSTITUTED WITH AGENT APPROVAL. PLANT IN SPRING OR FALL -a
FINAL PLANT LOCATIONS AND TYPE TO BE DETERMINED PENDING A SITE WALK WITH THE VARIANCE AND LOCAL UPGRADE APPROVAL NOTES:
CONSERVATION ADMINISTRATOR, HOME OWNER AND / OR REPRESENTATIVE. 1. TWO YEAR CONTRACT WITH TANK PUMPING CONTRACTOR REQUIRED PRIOR TO
PLAN TO ACCOMPANY A NOTICE OF INTENT ISSUING CERTIFICATE OF COMPLIANCE.
,
DRAWING TITLE PIAN AND nFTAII :; SCALE:
SITE BENCHMARK: TOP OF
LOWEST STEP, EL.= 6.93 (NGVD)
REMOVE EXISTING SEPTIC TANK