TP-7

TP-6

TP-8

TP-10

TP-9

PRIMARY LEACHING AREA100' - ELJEN MANTIS 536-8

25 LF

TP-1

TP-5

TP-2

TP-3

TP-4

TP-18

TP-19

TP-12

TP-13

TP-17

TP-14

TP-15

TP-16

P-3

P-1

P-2

12.0

'

25 LF25 LF

25 LF

5 BEDROOM

DWELLING

FFE=125.00

GFE=123.0

BFE=115.00

30X15

POOL

W/ 1' COPING

DR

IVE

1,500 GALLONSEPTIC TANKINV=113.50 (IN)INV=113.25 (OUT)

1,500 GALLONPUMP CHAMBERINV=113.20 (IN)INV=113.50 (OUT)

RESERVELEACHINGAREA

50 LF

50 LF

2" PVC (SCH 40, D-1785)FORCEMAIN (SOLVENTWELDED JOINTS)

118 LF 4" PVC (SCH. 40 D1785)@1

4" PER FT MIN.

118.5

123.0

123.0

118.6

122

120

120

116

118

PROPOSED 13" GRAVEL DRIVEOVERFLOW WIER LIP=122.00

OVERFLOW WEIRLIP=122.00

LENGTH=12'

W W W W

APPROX. LOCATION OFEXISTING WATER MAIN

(CONTRACTOR TO LOCATE)

PROPOSED 2"WATER SERVICE

WW

WW

W

W

W

INV=116.00

D-BOX #1 (W/HLO)INV.=121.80 (IN)INV.=121.70 (LAT)INV.=121.95 (HLO)

D-BOX #2INV.=121.70 (IN)

INV.=121.60 (LAT)

PROPOSED RAIN GARDENTOP OF SOIL=122.90

BOTTOM OF STONE=120.9123.4

123.4123.2

122

122.9

INV=122.90

CONNECT ROOF LEADERTP 6" PVC @S=1.0% MIN.

44 LF 4" PVC FOOTING DRAINOUTLET PIPE TO BE PUMPED

TO RAIN GARDEN(PUMP LOCATED INSIDE BASEMENT)

PROPOSED SPLITRAIL FENCE

5PA

5CA

5CS

5VA

5PA

1SA

1AR

1AS 1

AI

5PA

5CA

5CS

5VA

5PA

5CA

5CS

1SA

1AR

1AS

1AI

1SA

1AR

PROPOSED SPLITRAIL FENCE

SM

SM

WIREFENCE

N/F55 RED COAT LLC

N/FSCOTT GOTTLIEB &

ALLYSON B. GOTTLIEB

N/FLAUREN G. SUSSMAN

DEERFENCE

CL&P POLE#26477

CL&P POLE#26478

N/FKEVIN M. DORSEY &

DEBORAH L. DORSEY

120

122

120 122

122

120

118 116 114112

124

124

122

120

118

116

114

112

N 79°52'30" E 200.00'

S 18°01'02" E

165.50'

N 78°18'20" E11.99'

S 24°55'03" E

232.93'

S 80°26'57" W 261.18'

N 1

5°00

'40"

W38

7.60

'

WF#20

BU

ILD

ING

SE

TB

AC

K

LIN

E (

TY

P.)

50.0'

50.0'

50.0'

R E D C O A T R O A D

WF#19

WF#18

WF#17

WF#16

WF#15

WF#14

WF#13

WF#12

WF#7WF

#6

WF#8

WF#9

WF#10

WF#11

WF#5

WF#4

WF#3

WF#2

WF#1

WF#43A

WF#42A

WF#40

WF#39

WF#38

WF#37

WF#36WF

#35

WF#34

WF#33

WF#32A

WF#31

WF#30

WF#29

WF#28

WF#27 WF

#26

WF#25

WF#24

WF#23 WF

#22

WF#21

15.0'

20.0'

WETLAND FLAGGEDBY CHRIS ALLEN

WETLAND FLAGGEDBY CHRIS ALLEN

35.0'

WF#36A

WF#41A

WF#44A

WF#45A

WF#46A

WF#47A

WF#48A

WF#34A

50.0'

WETLAND

SETBACK

35.0'

20.0'15.0'

SITE

REVIS

ION D

ATE

ISSUE

C-1

1" = 30'

SCALE

8/4/2020

DATE

SM

DRAWN BY:

PR

CHECKED BY:

SCALE IN FEET

90300 60

19220-02

PROJECT No.

PR

OP

OS

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S

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PR

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TIT

LE:

PREPARED F

OR:

PROJECT L

OCATIO

N:

59

R

ED

CO

AT

R

OA

D

WE

ST

PO

RT

, C

T

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VIN

D

OR

SE

Y

Civil E

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in

ee

rin

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P

la

nn

in

g

En

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nm

en

ta

l S

cie

nce

&

E

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in

ee

rin

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Stru

ctu

ra

l E

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in

ee

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d S

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yin

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Pe

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oo

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in

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g &

M

an

ag

em

en

t

Co

nstru

ctio

n M

an

ag

em

en

t &

F

in

an

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LOCATION MAP

(NTS)

NOT FOR CONSTRUCTIONFOR REVIEW AND APPROVAL

BY PUBLIC AGENCIES ONLY

E

W

O/H

T

LEGEND

20

20.1

(CB)

(MH)

(SSMH)

EXISTING SYMBOLS: PROPOSED SYMBOLS:

EXISTING LINETYPES: PROPOSED LINETYPES:

Iron Pin (Found)

Monument (Found)

Manhole

"CB" Catch Basin

Utility Pole

Light Pole

Water Gate

Gas Valve

Gas Meter

Storm Drain Manhole

Catch Basin

Sanitary Sewer Manhole

Property Line

Sanitary Sewer Line

U/G Elec. Line

Water Line

Overhead Utilities

U/G Tele. Line

Wood/Chain Link Fence

Stone Ret. Wall

Contour

Sanitary Sewer

Water Service

Silt Fence (GSF)

Retaining Wall

Spot Elevation

LP

GM

WG

GV

P-1

DTH-1

Perc Test Hole Location

& Number

Deep Test Hole Location

& Number

20.1 Spot Elevation

Electric Service

U/G Telephone Service

Wetland Limit

Contour

20

Primary Septic

Reserve Septic

Vegetative Buffer

Wetland Limit (Flagged)

WF#3 WF#4

25 Year Flood Line

Existing Well

Proposed Well

W

W

Floodway Boundary

Watercourse Limit

Mean High Water

S

W

E

T

Wood/Chain Link Fence

Construction Fence

(YD) Storm Yard Drain

Electric/Telephone ServiceE/T

U/G Electric/Telephone

Line

E/T

Drainage Line

Town/City Line

WF#3

WF#4

S

100 Year Flood Line

FEMA Flood Zone Line

Coastal Jurisdiction Line

1

GENERAL NOTES1. LOT LINE & TOPOGRAPHIC INFORMATION FOR 59 REDCOAT ROAD

TAKEN FROM EQUAL AREA EXCHANGE MAP OF PROPERTY PREPAREDBY WALTER H. SKIDD LAND SURVEYOR, LLC DATED FEBRUARY 13, 2020REVISED JULY 9, 2020.

T:\A

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PR

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DO

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DECIDUOUS TREE PLANTING(NTS)

BALL DIA.

BALL DIA. X 2

BALLDEPTH

3"

NOTE:1. REMOVE ALL PLASTIC &

WIRE TABS2. DO NOT CUT BURLAP

FROM SIDES OF BALL3. REMOVE ALL PLASTIC

CORDS FROM TREEBALL, IF PRESENT

BLACK FRICTION GUARDS

BLACK VINYL COATED GUYWIRES - 120° EACH

TURNBUCKLEPAINTED BLACK(3 PER TREE)

TREE WRAP MAIN TRUNK WITH50% OVERLAP TO SECOND BRANCH

SOIL SAUCER, TOP MULCHAT 3' DEPTH

FINISHED GRADE

GROUND ANCHOR FLUSHWITH GRADE

PLANTING BACKFILL MIXTURE(SEE SPECS)

DO NOT EXCAVATE LOWER THANBALL DEPTH

3" SAUCER RIM

3" MULCH

FINISHED GRADE

PRUNE 15 OF LEAFAREA WHILE RETAINING

SHRUB'S NATURAL FORM

BACKFILL WITH TOPSOIL, PEAT MOSS ANDMANURE MIXTURE IN 6" TO 9" LAYERS.WATER EACH LAYER UNTIL SETTLED.DO NOT TAMP.ADD FERTILIZER OR LIME AS SPECIFIED.BREAK SUB-SOIL WITH PICK PRIOR TOBACKFILLING.

PLANTING DETAIL FOR SHRUBS(NTS)

REMOVE BURLAP FROMTOP OF BALL, REMOVE

ANY PLASTIC WRAPPINGENTIRELY FROM BALL.

30X15

POOL

W/ 1' COPING

122

120

120

116

118

TEMPORARYSTOCKPILE

AREA

PROPOSED SILTFENCE

PROPOSED SILTFENCE

PROPOSEDCONSTRUCTION

ENTRANCE

W W W W

APPROX. LOCATION OFEXISTING WATER MAIN

(CONTRACTOR TO LOCATE)

WW

WW

W

W

W

122

122.9

PROPOSED SPLITRAIL FENCE

PROPOSED SPLITRAIL FENCE

WIREFENCE

N/F55 RED COAT LLC

N/FSCOTT GOTTLIEB &

ALLYSON B. GOTTLIEB

N/FLAUREN G. SUSSMAN

LOT AREA89,298 SF2.05 AC.

DEERFENCE

CL&P POLE#26477

CL&P POLE#26478

N/FKEVIN M. DORSEY &

DEBORAH L. DORSEY

120

122

120 122

122

120

118 116 114112

124

124

122

120

118

116

114

112

N 79°52'30" E 200.00'

S 18°01'02" E

165.50'

N 78°18'20" E11.99'

S 24°55'03" E

232.93'

S 80°26'57" W 261.18'

N 1

5°00

'40"

W38

7.60

'

WF#20

R E D C O A T R O A D

WF#19

WF#18

WF#17

WF#16

WF#15

WF#14

WF#13

WF#12

WF#7WF

#6

WF#8

WF#9

WF#10

WF#11

WF#5

WF#4

WF#3

WF#2

WF#1

WF#43A

WF#42A

WF#40

WF#39

WF#38

WF#37

WF#36WF

#35

WF#34

WF#33

WF#32A

WF#31

WF#30

WF#29

WF#28

WF#27 WF

#26

WF#25

WF#24

WF#23 WF

#22

WF#21

WF#36A

WF#41A

WF#44A

WF#45A

WF#46A

WF#47A

WF#48A

WF#34A

SITE

REVIS

ION D

ATE

ISSUE

C-2

1" = 30'

SCALE

8/4/2020

DATE

SM

DRAWN BY:

PR

CHECKED BY:

SCALE IN FEET

90300 60

19220-02

PROJECT No.

PR

OP

OS

ED

S

IT

E IM

PR

OV

EM

EN

TS

F

OR

A

N

EW

S

IN

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EN

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- E

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N &

S

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IM

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ON

TR

OL

P

LA

N

TIT

LE:

PREPARED F

OR:

PROJECT L

OCATIO

N:

59

R

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CO

AT

R

OA

D

WE

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PO

RT

, C

T

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VIN

D

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SE

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Civil E

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in

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rin

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ite

P

la

nn

in

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En

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nm

en

ta

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cie

nce

&

E

ng

in

ee

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g

Stru

ctu

ra

l E

ng

in

ee

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Pe

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it C

oo

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in

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g &

M

an

ag

em

en

t

Co

nstru

ctio

n M

an

ag

em

en

t &

F

in

an

cin

g

LOCATION MAP

(NTS)

NOT FOR CONSTRUCTIONFOR REVIEW AND APPROVAL

BY PUBLIC AGENCIES ONLY

E

W

O/H

T

LEGEND

20

20.1

(CB)

(MH)

(SSMH)

EXISTING SYMBOLS: PROPOSED SYMBOLS:

EXISTING LINETYPES: PROPOSED LINETYPES:

Iron Pin (Found)

Monument (Found)

Manhole

"CB" Catch Basin

Utility Pole

Light Pole

Water Gate

Gas Valve

Gas Meter

Storm Drain Manhole

Catch Basin

Sanitary Sewer Manhole

Property Line

Sanitary Sewer Line

U/G Elec. Line

Water Line

Overhead Utilities

U/G Tele. Line

Wood/Chain Link Fence

Stone Ret. Wall

Contour

Sanitary Sewer

Water Service

Silt Fence (GSF)

Retaining Wall

Spot Elevation

LP

GM

WG

GV

P-1

DTH-1

Perc Test Hole Location

& Number

Deep Test Hole Location

& Number

20.1 Spot Elevation

Electric Service

U/G Telephone Service

Wetland Limit

Contour

20

Primary Septic

Reserve Septic

Vegetative Buffer

Wetland Limit (Flagged)

WF#3 WF#4

25 Year Flood Line

Existing Well

Proposed Well

W

W

Floodway Boundary

Watercourse Limit

Mean High Water

S

W

E

T

Wood/Chain Link Fence

Construction Fence

(YD) Storm Yard Drain

Electric/Telephone ServiceE/T

U/G Electric/Telephone

Line

E/T

Drainage Line

Town/City Line

WF#3

WF#4

S

100 Year Flood Line

FEMA Flood Zone Line

Coastal Jurisdiction Line

1

GENERAL NOTES1. LOT LINE & TOPOGRAPHIC INFORMATION FOR 59 REDCOAT ROAD

TAKEN FROM EQUAL AREA EXCHANGE MAP OF PROPERTY PREPAREDBY WALTER H. SKIDD LAND SURVEYOR, LLC DATED FEBRUARY 13,2020.

T:\A

CT

IVE

PR

OJE

CT

S\1

9220

-02

DO

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-59

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N.D

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GENERAL EROSION AND SEDIMENT CONTROL NOTES

1. LAND DISTURBANCE WILL BE KEPT TO A MINIMUM; RESTABILIZATION WILL BESCHEDULED AS SOON AS POSSIBLE.

2. SILT FENCE WILL BE INSTALLED ALONG THE TOE OF ALL CRITICAL CUT AND FILLSLOPES, SOIL STOCKPILE AREAS, AND IN THOSE AREAS SHOWN ON THE PLAN.

3. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTEDIN ACCORDANCE WITH THE STANDARDS AND SPECIFICATIONS OF THE STATE OFCONNECTICUT GUIDELINES FOR SOIL EROSION AND SEDIMENT CONTROL. 2002.

4. EROSION AND SEDIMENT CONTROL MEASURES WILL BE INSTALLED PRIOR TO LANDDISTURBANCE WHENEVER POSSIBLE.

5. ALL TEMPORARY EROSION AND SEDIMENTATION CONTROL MEASURES SHALL BE PROPERLY MAINTAINED UNTIL STABILIZATION HAS BEEN ACHIEVED.

6. ADDITIONAL CONTROL MEASURES WILL BE INSTALLED DURING THE CONSTRUCTIONPERIOD IF NECESSARY OR REQUIRED. A MINIMUM OF 50 FEET OF SILT FENCE SHALL BE STORED AT THE SITE FOR EMERGENCY USE.

7. ANY EXCAVATIONS THAT MUST BE DEWATERED WILL BE PUMPED INTO AN ACTIVEDRAINAGE SYSTEM OR DISPERSED IN AN UNDISTURBED FIELD AREA. THE INLETS OFALL PUMPS ARE TO BE FLOATED A MINIMUM OF 24 INCHES OFF THE BOTTOMOF THE EXCAVATION.

8. WATER AND CALCIUM CHLORIDE SHALL BE APPLIED TO UNPAVED ACCESSWAYS TO PREVENT WIND GENERATED SEDIMENTS AND DUST.

9. DEBRIS AND OTHER WASTES RESULTING FROM EQUIPMENT MAINTENANCE ANDCONSTRUCTION ACTIVITIES WILL NOT BE DISCARDED ON-SITE.

10. SEDIMENT REMOVED FROM CONTROL STRUCTURES WILL BE DISPOSED OF IN AMANNER WHICH IS CONSISTENT WITH INTENT OF THE PLAN.

11. SILT FENCES SHALL HAVE SEDIMENT REMOVED WHEN THE DEPTH OF THE SEDIMENT IS EQUAL TO 13 TO 12 THE HEIGHT OF THE FENCE. FENCES SHALL BEPROPERLY INSTALLED AND RIPPED FENCE OR BROKEN POSTS REPAIRED AS SOONAS PRACTICAL.

12. ANTI-TRACKING PADS AND GRAVEL CHECK DAMS SHALL BE REPLACED WHEN VOIDSPACES ARE FULL OR STRUCTURES ARE BREACHED, AS APPLICABLE.

13. TEMPORARY EROSION CONTROL MEASURES SHALL BE REMOVED AND THE SOILSURFACE STABILIZED WHEN CONSTRUCTION IS COMPLETE AND THE SOIL SURFACES ARE PERMANENTLY STABILIZED. STRUCTURAL COMPONENTS SHALL BECLEANED OF ALL SEDIMENT UPON COMPLETION OF CONSTRUCTION.

14. THE OWNER IS ASSIGNED THE RESPONSIBILITY FOR IMPLEMENTING THIS EROSIONAND SEDIMENT CONTROL PLAN. THIS RESPONSIBILITY INCLUDES INSTALLATION AND MAINTENANCE OF CONTROL MEASURES. INFORMING ALL PARTIES ENGAGED ON THECONSTRUCTION SITE OF THE REQUIREMENTS AND OBJECTIVES OF THE PLAN, NOTIFYING THE PLANNING AND ZONING COMMISSION OF ANY TRANSFER OF THISRESPONSIBILITY, AND FOR CONVEYING A COPY OF THE EROSION AND SEDIMENTPLAN IF AND WHEN THE TITLE OF LAND IS TRANSFERRED.

SLOPE

GEOTEXTILE SILT FENCE(NTS)

1-1/2" SQUAREHARDWOOD STAKEPLACED 10' O.C. MAX.

FABRIC FASTENEDTO STAKE

GROUND

BURY END OFFILTER FABRIC6"

100°

30"

MIN

.

18"

MIN

.

6"

ANGLE 10° UPSLOPE

PAVEDROAD

10' MIN. RADIUS

12' MIN.ACCESS ROADTO WORK AREA

ACCESS

GRADATION SHALL BE DOTNo. 3 OR ASTM C-33 No. 3

STRIPPED GROUND LINE(REMOVE TOPSOIL AND

ORGANICS PRIOR TOCRUSHED STONE PLACEMENT)

INSTALL SUB-BASE OF FREE DRAINING BACKFILLOR ROAD STABILIZATION GEOTEXTILE ASNECESSARY ON UNSTABLE SOILS

PAVED ROAD50' - 100' LENGTH

6" MIN.

CONSTRUCTION ENTRANCE(NTS)

2

1

STABILIZESTOCKPILE

MATERIAL

SILTFENCE

MAINTAIN 1'-0" SEPARATIONBETWEEN SILT FENCE ANDSTOCKPILED MATERIAL

STOCKPILE DETAIL(NTS)

REVIS

ION D

ATE

ISSUE

C-3

NTS

SCALE DATE

DRAWN BY: CHECKED BY:

PROJECT No.

TIT

LE:

PREPARED F

OR:

PROJECT L

OCATIO

N:

Civil &

S

tru

ctu

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in

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En

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nm

en

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Pe

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in

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Co

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an

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Co

nstru

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in

an

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51

8 R

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nu

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68

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03

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54

-2

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NOT FOR CONSTRUCTIONFOR REVIEW AND APPROVAL

BY PUBLIC AGENCIES ONLY

T:\A

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EXCAVATION/FILL NOTES:

1. NO PROCESSING OF EARTH OF ANY KIND SHALL BE CONDUCTED ON THE SITE EXCEPT FOR MATERIALTHAT IS EXCAVATED DIRECTLY FROM THE PROJECT SITE FOR USE ON THE PROJECT SITE.

2. THERE SHALL BE NO SHARP DECLIVITIES, PITS OR DEPRESSIONS.

3. PROPER SURFACE DRAINAGE SHALL BE PROVIDED AND GROUNDWATER SHALL NOT BE POLLUTED.

4. AFTER EXCAVATION OR FILLING, THE PREMISES SHALL BE CLEARED OF DEBRIS AND TEMPORARYSTRUCTURES WITHIN THE TIME PROVIDED IN THE PERMIT.

5. FILL MATERIAL SHALL NOT INCLUDE ORGANIC (FOR EXAMPLE TREE STUMPS, LEAVES, BRUSH OROTHER MATERIALS THAT DECOMPOSE, ETC.) OR PETROLEUM BASED PRODUCTS OR MATERIALS.

6. MAXIMUM CUT/FILL:

BASE LOT AREA (SQUARE FEET) X 50% OF THE ALLOWABLE TOTAL COVERAGE PERCENTAGE INRESPECTIVE ZONE X 10' DIVIDED BY 27 CUBIC FEET =

89,298 SF X (0.5 X 25%) X 10 / 27 = 4,134.2 CY

PROPOSED FILL: 1,200 CYPROPOSED CUT: 50 CYTOTAL CUT/FILL: 1,250 << 4,134.2 CYMAX FILL HEIGHT: 3'±

8/4/2020

SM PR

19220-02

PR

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D

ET

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59

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GENERAL SEPTIC NOTES

1. THE PROPOSED SEPTIC SYSTEM IS TO BE CONSTRUCTED TO CONFORM TO THE LATESTREVISION OF THE STATE OF CONNECTICUT PUBLIC HEALTH CODE.

2. IT IS THE RESPONSIBILITY OF THE INSTALLER TO CALL "CALL BEFORE YOU DIG,"1-800-922-4455, TWO FULL WORKING DAYS PRIOR TO ANY EXCAVATION WORK ON THE PROPERTY.

3. IT IS THE RESPONSIBILITY OF THE INSTALLER TO KEEP THE LOCAL HEALTH DEPARTMENT ANDTHE ENGINEER OF RECORD INFORMED OF CONSTRUCTION PROGRESS. NO DEVIATIONS FROM THE APPROVED DESIGN PLAN SHALL BE ALLOWED WITHOUT THE PRIOR APPROVAL OF THE ENGINEER AND SANITARIAN. ENGINEER AND SANITARIAN WILL BE CONTACTED IF SOIL CONDITIONS OTHER THAN THOSE SHOWN ON PLAN ARE ENCOUNTERED AND WORK WILL BE HALTED PENDING REVIEW OF THOSE CONDITIONS.

4. THE INSTALLATION OF THE SEPTIC SYSTEM SHALL BE UNDER THE SUPERVISION OF APROFESSIONAL ENGINEER.

5. ELEVATIONS SHOWN REFER TO THE INVERT (FLOW LINE) OF THE PROPOSED LEACHINGSYSTEM UNLESS NOTED OTHERWISE.

6. BASED ON AN OBSERVED PERCOLATION RATE OF 1" IN 8 MINUTES AND A 5 BEDROOMDWELLING, A 1,500 GALLON SEPTIC TANK AND 660 SQ. FT. OF EFFECTIVE LEACHING AREA MUST BE PROVIDED AS PER THE STATE OF CONNECTICUT HEALTH CODE. INSTALL 100' OF ELJEN MANTIS 536-8 GALLERIES PROVIDING 1,100 SQ. FT. OF EFFECTIVE LEACHING AREA.

7. UTILIZATION OF EXISTING SEPTIC TANK WILL BE BASED UPON THE INTEGRITY OF THE TANKAND BAFFLES DETERMINED PRIOR TO LEACHING SYSTEM CONSTRUCTION.

8. PROVIDE A 1,500 GALLON, TWO COMPARTMENT SEPTIC TANK MADE OF CONCRETE WITH AMINIMUM 4,000 PSI CONCRETE PER ASTM STANDARDS. SEPTIC TANK ACCESS SHALL BE OUTFITTED WITH 24" DIAMETER RISERS TO FINISHED GRADE WHERE SOIL COVER OVER THE TANK EXCEEDS 12 INCHES. SEAL ALL JOINTS WATERTIGHT. ALL TANK INLET AND OUTLET PIPING SHALL BE SEALED WITH A POLYETHYLENE GASKET, "POLYLOK" OR EQUIVALENT. TANKTO BE WATERTIGHT.

9. SEPTIC TANK BAFFLES SHALL CONFORM TO TECHNICAL STANDARDS OF THE PUBLIC HEALTHCODE.

10. SEPTIC TANK SHALL HAVE AN APPROVED NON-BYPASS EFFLUENT FILTER AT THE OUTLET.

11. ALL PIPING BETWEEN HOUSE AND SEPTIC TANK SHALL BE FOUR INCHES IN DIAMETER WITH AMINIMUM SLOPE OF 14" PER FOOT OR SIX INCHES IN DIAMETER WITH A MINIMUM SLOPE OF 18" PER FOOT. PIPE SHALL BE LAID WITH TIGHT JOINTS AND IN A STRAIGHT LINE WITH UNIFORM GRADES. ACCESSIBLE MANHOLES OR SURFACE CLEANOUTS SHALL BE PROVIDED AT ONE ORMORE CUMULATIVE CHANGES OF DIRECTION EXCEEDING 45 DEGREES OR WHERE BUILDING SEWER EXCEEDS 75 FEET IN LENGTH. MATERIALS TO BE ALLOWED BY TECHNICAL STANDARDS.

12. ALL PIPE USED BETWEEN SEPTIC TANK AND LEACHING AREA SHALL BE 4" SDR-35 PVC PIPEWITH WATERTIGHT JOINTS OR EQUIVALENT ALLOWED BY TECHNICAL STANDARDS. PIPE SHALL BE SET ON A MINIMUM SLOPE OF 18" PER FOOT.

13. DISTRIBUTION BOXES ARE TO BE SET ON A STABLE FOOTING OF 12" MINIMUM DEPTH OF 1"CRUSHED STONE.

14. ALL FILTER FABRIC SHALL BE 1.5 OZ./YD. (ASTM D-5261), PERMEABILITY OF 1.0/SEC. (AS TMD-4491) AND A TRAPEZOID TEAR OF 15 LBS. (ASTM D-4533) OR EQUIVALENT.

15. NO FOOTING DRAINS OR OTHER GROUNDWATER DRAINS SHALL BE INSTALLED WITHIN 25' OFPROPOSED SEPTIC SYSTEM OR WITHIN 50 FEET OF SEPTIC SYSTEM IF DRAIN IS DOWN GRADIENT.

16. PRIOR TO CONSTRUCTION ACTIVITIES THE LEACHING SYSTEM AREAS SHALL BE ROPED OFFOR OTHERWISE DELINEATED SO AS TO KEEP CONSTRUCTION TRAFFIC OFF THE SEPTIC AREA.

17. STRIP AND STOCKPILE TOPSOIL AND REMOVE BOULDERS PRIOR TO PLACING FILL. ALLTOPSOIL MUST BE REMOVED IN FILL SYSTEMS.

18. GRAVEL FILL TO BE DUMPED AT THE EDGE OF PREPARED LEACHING AREA AND PUSHEDONTO HARROWED SURFACE WITH TRACK MACHINE IN 12" (MAX) LIFTS. GRAVEL TO BE COMPACTED TO 90-95% STANDARDS PROCTOR DENSITY - ASTM D-698. THE ENGINEER OF RECORD AND THE HEALTH DEPARTMENT MUST APPROVE THE SELECT GRAVEL PRIOR TO ITS PLACEMENT.

19. SELECT FILL SHALL BE COMPRISED OF CLEAN SAND, OR SAND AND GRAVEL, FREE FROMORGANIC MATTER AND FOREIGN SUBSTANCES. SELECT FILL SHALL MEET THE FOLLOWING REQUIREMENTS:

A. THE SELECT FILL SHALL NOT CONTAIN ANY MATERIAL LARGER THAN THE 3 INCH SIEVE.

B. UP TO 45% OF THE DRY WEIGHT OF THE REPRESENTATIVE SAMPLE MAY BE RETAINEDON THE #4 SIEVE.

C. THE MATERIAL THAT PASSES THE #4 SIEVE IS TO BE REWEIGHED AND A SECOND SIEVEANALYSIS COMPLETED.

D. THE REMAINING SAMPLE SHALL MEET THE FOLLOWING GRADATION CRITERIA.

*PERCENT PASSING THE #40 SIEVE CAN BE INCREASED TO NO GREATER THAN 75% IF THE PERCENT PASSING THE #100 SIEVE DOES NOT EXCEED 10% AND THE #200 SIEVE DOES NOT EXCEED 5%.

20. NON-SELECT FILL SHALL BE A CLEAN LOAM OR BETTER FREE OF ORGANIC MATTER.

21. THIS SYSTEM IS NOT DESIGNED FOR BACKWASH FROM A WATER SOFTENING SYSTEM OR THEOUTFLOW FROM A GARBAGE DISPOSAL OR TUB (BATHTUB, WHIRLPOOL, JACUZZI, ETC.) IN EXCESS OF 100 GALLONS.

22. MEASUREMENTS FOR AS-BUILT DRAWING TO BE COMPLETED BY PROFESSIONAL ENGINEERPRIOR TO BACKFILLING.

23. FINAL GRADING TO BE COMPLETED IMMEDIATELY AFTER INSPECTION AND COMPLETION OFMEASUREMENTS FOR AS-BUILT DRAWING.

24. THERE ARE NO WELLS WITHIN 75' OF PROPOSED SEPTIC SYSTEM.

25. THIS DESIGN CONFORMS TO APPLICABLE CODES AND ACCEPTED PRACTICE. NO OTHERWARRANTY IS EXPRESSED OR IMPLIED.

26. LAND-TECH CONSULTANTS, INC., ASSUMES NO RESPONSIBILITY FOR SEPTIC SYSTEM SITEPREPARATION, LOCATION OR INVERT ELEVATIONS IN COMPLIANCE WITH THE APPROVED PLAN, UNLESS IT SUPERVISES EACH PHASE OF SYSTEM INSTALLATION.

27. MLSS NOT CONSIDERED DUE TO ABSENCE OF RESTRICTED LAYER WITHIN 60 INCHES.

28. BASED ON A VISUAL INSPECTION OF NEIGHBORING PROPERTIES AND A REVIEW OFAVAILABLE RECORDS, NO PART OF THE PROPOSED SEPTIC SYSTEM IS WITHIN THE REQUIREDSEPARATION DISTANCE FROM A WATER SUPPLY WELL, OR CLOSED LOOP GEOTHERMAL SYSTEM BOREHOLE/TRENCH AS DEFINED IN TABLE 1 OF THE "TECHNICAL STANDARDS FOR SUBSURFACE SEWAGE DISPOSAL SYSTEMS", LATEST REVISION.

SIEVE SIZE PERCENT PASSING

#4#10#40

#100#200

WET SIEVE DRY SIEVE100

70-10010-50*

0-200-5

10070-10010-75

0-50-2.5

MLSS CALCULATION - PRIMARYHYDRAULIC FACTOR (HF):

HYDRAULIC GRADIENT AT BOTH ENDS OF SYSTEM = (122.2 - 119.9) / 40 = 5.8%; (122.9 - 119.9) / 66 = 7.5%AVG. HYDRAULIC GRADIENT = (5.8 + 7.5) / 2 =6.7%HYDRAULIC GRADIENT = 6.1%-8.0%

AVERAGE DEPTH OF TEST HOLES WITHIN THE SYSTEM =DTH-8 = 58", DTH-9= 42", DTH-18=60", DTH-19=60"(58 + 42+60+60) / 4 = 55"DEPTH OF DOWNGRADIENT TEST HOLE = DTH-10 = 26"AVERAGE DEPTH OF RESTRICTIVE LAYER = (55 + 26) / 2 = 40.5"HF = 24

FLOW FACTOR (FF):NUMBER OF BEDROOMS = 5FF = 2.0

PERCOLATION FACTOR (PF):PERCOLATION RATE = 1" IN 8 MINUTESPF = 1.0

MLSS = HF X FF X PFMLSS = 24 X 2.0 X 1.0MLSS = 48 FEET

PRIMARY LEACHING SYSTEM SPREAD = 50 FEET

1,500 GALLON PRECAST CONCRETE PUMP CHAMBER AS MANUFACTURED BY EASTERN PRECAST CO. INC.

DESIGN FLOW = 600 GPD

PUMP CHAMBER VOLUME:TANK INSIDE DIMENSIONS = 138.0" x 72.0" = 69.0 SFVOLUME OF 1" OF STORAGE = 43.0 GAL./INCH

PUMP DOSING VOLUME:ELJEN MANTIS DW-58 DOSING VOLUME PER UNIT = 15.0 GAL.(PER MANUFACTURER GUIDELINES)120 LF / 5 LF/UNIT = 24 UNITSDOSING VOLUME = 24 UNITS x 15 GAL./UNIT = 360.0 GAL.360.0 GAL. / 43.0 GAL./INCH = 8.4"SET DIFFERENTIAL BETWEEN "PUMP ON" AND "PUMP OFF" FLOATS AT 9.0" PROVIDING 387 GALLONS PER PUMP CYCLE600 GPD / 387 GAL./CYCLE = 1.6 CYCLES/DAY

EMERGENCY STORAGE VOLUME:DESIGN FLOW VOLUME = 600 GAL.600 GAL. / 43.0 GAL./INCH = 13.95"SET EMERGENCY "ALARM ON" FLOAT AT 14" BELOW INLET INVERT ELEVATION PROVIDING 602 GALLONS ABOVE ALARM LEVEL.

1,500 GALLON PUMP CHAMBERVOLUME & DOSING CALCULATIONS

SEPTIC SYSTEM DESIGN CALCULATIONS# OF BEDROOMS = 5PERCOLATION RATE = 1 INCH LESS THAN 10.1 MINUTES USED FOR DESIGN(OBSERVED PERCOLATION RATE OF 1" IN 8 MINUTES)SQUARE FEET OF LEACHING AREA REQUIRED = 660 SF

PROPOSED SEPTIC SYSTEM LEACHING FIELD100 LF OF ELJEN MANTIS 536-8100 LF X 11.0 SF/LF = 1,100 SF OF LEACHING AREA PROVIDED

PROPOSED RESERVE AREA100 LF OF ELJEN MANTIS 536-8100 LF X 11.0 SF/LF = 1,100 SF OF LEACHING AREA PROVIDED

INVERT ELEVATIONSHOUSE SEWER AT FOUNDATION = 116.00 MIN.

SEPTIC TANKINLET = 113.50OUTLET = 113.25

PUMP CHAMBERINLET = 113.20OUTLET = 113.50

DISTRIBUTION BOX #1INLET = 121.80LATERALS = 121.70HLO = 121.95

DISTRIBUTION BOX #2INLET = 121.70LATERALS = 121.60

SOUTHERN GALLERYINVERT = 121.75BOTTOM = 120.75

NORTHERN GALLERYINVERT = 121.55BOTTOM = 120.55

18"

18" MINIMUM FROM BOTTOM OFUNIT TO SEASONAL HIGH WATER

TABLE

ELJEN MANTISSPECIFIED SAND

VEGETATIVE COVER

TOPSOIL

CLEAN BACKFILL5" MIN.

1"

6"

36"

48"

6"MIN.

GENERAL NOTESVENTING REQUIRED WHEN MORE THAN 18" OF COVER AS MEASURED FROMTHE TOP OF THE UNIT TO FINISHED GRADE

(NTS)

ELJEN MANTIS 536-8 TYPICAL CROSS SECTION

4" Ø SDPWITH HOLESAT 5, 7, & 12

O'CLOCK

12"

LATERAL

LATERAL

INLET

PLAN VIEW SECTION A-A

HIGH OVERFLOW DISTRIBUTION BOX(NTS)

A

INLETOUTLET

A

2"

2"

2" 3"

1"

3,5" DIA. INLETS5, 5" DIA. OUTLETS

6"

2"

8"

15"

2"2" WALLS

7.5"

15.5"

30.5"

(NTS)

DISTRIBUTION BOX WITH BAFFLE

PLAN

SECTION VIEW

SECTION VIEW

INLET

ALARM ON

6"

CONCRETE BLOCK

ELECTRICALJUNCTION BOX

PRESSURE-TREATEDTIMBER POST OR EQUIV.

ELECTRIC CONDUITTO SOURCE

18" MIN.36" MAX.

688.0 GALLONS EMERGENCYSTORAGE ABOVE ALARM ON

14"

52" 10"PUMP ON

GENERAL NOTES:1. SET FLOATS TO PUMP 387.0 GALLONS PER CYCLE.2. PUMP CHAMBER SHALL BE PRECAST CONCRETE AS

MANUFACTURED BY EASTERN PRECAST CO. INC.OR APPROVED EQUAL.

PUMP OFF9"

19"

GOULDS PUMP MODEL#WE0311L OR EQUIV.

SECURE LIFTING CHAIN TO MANHOLE

EXTEND MANHOLE TO GRADE(24" DIAMETER MINIMUM)

THREADED PLUG

QUICK-CONNECT COUPLER

WEEP HOLE

FINISHED GRADE

2" DIA. PVC (ASTM 2239)FORCE MAIN WITH SOLVENTWELD JOINTS (OR EQUAL)

CHECK VALVEIF REQUIRED

GATE VALVE

SECTION

PLAN

138"

72"

1,500 GALLON PUMP CHAMBER(NTS)

INLET

SEPTIC TANK(NTS)

LENGTH NOT GREATER THANFOUR TIMES WIDTH OR DEPTH

2/3 LENGTH

INLET BAFFLE

EXTEND MANHOLES TO GRADELOCATE OVER INLET AND OUTLET

IF GREATER THAN 24" COVEROVER SEPTIC TANK

1/3 LENGTHGASDEFLECTOR

APPROVEDOUTLETFILTER

OUTLET

18"MIN.

6" MIN.

24"COVERS

24"

6" MIN.

12" - 18"

3"8" MIN.

LIQ

UID

DE

PT

H36

"

OUTLET BAFFLE

SEPTIC TANK DIMENSIONS

1,5001,2501,000

2,5002,000

7'6'

4'9"5'4"5'

6'11'6"10'9'2"

5'4'4"

11'6"11'6"

6'6'

LENGTH WIDTH HEIGHTCAPACITY(GALLONS)

0116

120

124

VERT. 1"=4'

SCALE: HORIZ. 1"=10'

10 20 30 40

o.g.

RESERVE50' ELJEN MANTIS536-8 GALLERIES

PRIMARY50' ELJEN MANTIS536-8 GALLERIES

128

SECTION A - A

o.g.

120.55

6" MIN.COVER

116

120

124

128

50 60

PRIMARY50' ELJEN MANTIS536-8 GALLERIES

120.75

12' O.C.(TYP.)

RESERVE50' ELJEN MANTIS536-8 GALLERIES

BUOYANCY CALCULATIONSWEIGHT OF PUMP CHAMBER = 10,600 LBSLENGTH OF PUMP CHAMBER = 10.5'WIDTH OF PUMP CHAMBER = 5.67'HEIGHT OF PUMP CHAMBER = 5.33'

FINISHED GRADE ELEVATION = 118.00TOP OF PUMP CHAMBER = 114.90HEIGHT OF SOIL ABOVE CHAMBER = 118.00 - 114.90 = 3.10'VOLUME OF SOIL ABOVE CHAMBER = 10.5' X 5.67' X 3.10' = 184.56 CFSPECIFIC WEIGHT OF SOIL = 93.6 LB/CF (PER USDA FOR FINE SANDY LOAM)WEIGHT OF SOIL ABOVE TANK = 184.56 CF X 93.6 LB/CF = 17,275 LBS

WEIGHT OF PUMP CHAMBER + WEIGHT OF SOIL10,600 LBS + 17,275 LBS = 27,875 LBS

ELEVATION OF GROUND WATER = 115.83ELEVATION OF BOTTOM OF CHAMBER = 110.5HEIGHT OF GROUNDWATER = 5.33'VOLUME OF WATER = 10.5' X 5.67' X 5.33' = 317 CFWEIGHT OF GROUND WATER = 317 X 62.4 LB/CF = 19,781 LBS

27,875 LBS > 19,781 LBS

WEIGHT OF PUMP CHAMBER + WEIGHT OF SOIL > WEIGHT OF WATER

ELEV. 123.4

ELEV. 122.9

51

ELEV. 121.9ELEV. 122.65

ELEV. 120.9

122.9

(NTS)

RAIN GARDEN SOIL LAYERING DETAIL

GENERAL NOTES1. EXCAVATE RAIN GARDEN AREA TO PROPOSED INVERT DEPTHS AND SCARIFY EXISTING SOIL SURFACES,

TAKING CARE NOT TO COMPACT THE IN-SITU MATERIALS.2. PLACE SOIL IN 6" LIFTS, DO NOT COMPACT.3. LIFTS MAY BE LIGHTLY WATERED TO ENCOURAGE NATURAL COMPACTION.4. OVERFILL OF BIORETENTION SOIL IS REQUIRED TO ACCOMMODATE NATURAL SETTLEMENT TO PROPER

GRADE.

12" GRAVEL

9" BIORETENTION SOIL MIX

3" TOPSOIL9"

GROUND

FILTER FABRIC BETWEENBIO-RETENTION SOIL MIX

AND GRAVEL

GRAVEL DRIVEWAY TYPICAL CROSS SECTION(NTS)

ULTRAVIOLET RESISTANT IMPERMEABLEPOLY-LINER A MINIMUM 30 MILS THICK.LINER MUST WRAP BACK UNDER THE 1 1

2"CRUSHED STONE LAYER FOR 2 FEET.

ASPHALT PAVEMENT

2' MIN.

SOILS BENEATH THE DRIVEWAY SHALL BESCARIFIED OR TILLED TO IMPROVE INFILTRATION.

ASTM No. 57 STONE95% COMPACTION

COMPACT SUBGRADE

13"