Drawings - Improvements to Sanitary Facilities at Lake Siog.pdf

US Army Corps of Engineers

SOLICITATION NO.:

CONTRACT NO.:

ISSUE DATE:

New England District

IMPROVEMENTS TO SANITARY FACILITIES

AT LAKE SIOG

EAST BRIMFIELD LAKE

BRIMFIELD, MASSACHUSETTS

MARCH 2024

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INDEX TO DRAWINGS

SHEET NO. DESIGN FILE SHEET TITLE

1 G-001

THA-EB-136_G-001.DWG

COVER SHEET AND INDEX

2 G-101

THA-EB-136_G-100.DWG

GENERAL PLAN AND NOTES

3 CD101

THA-EB-136_CD100.DWG

DEMOLITION PLAN AND NOTES

4 C-101

THA-EB-136_C-100.DWG

SITE PLAN AND NOTES

5 C-301

THA-EB-136_C-301.DWG

SYSTEM PROFILE AND DESIGN DATA

6 C-501

THA-EB-136_C-500.DWG

CONSTRUCTION DETAILS AND MATERIAL NOTES

HARTFORD

PROV.

CAP

E COD

BOSTON

CONCORD

PORTLAND

AUGUSTA

BANGOR

NOT TO SCALE

NEW

HAMPSHIRE

VERMONT

MONTPELIER

PROJECT

LOCATION

MAINE

CANADA

MASSACHUSETTS

R.I.

CANADA

REGIONAL MAP

ATLANTIC

OCEAN

SPRINGFIELD

CONNECTICUT

HOLLAND

PROJECT

LOCATION

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MN 5

MN 6

MN 11

MN 12

MN 13

SEPTIC PUMP

DISTRIBUTION

BOX

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H O L L A N D P O N D

RV SITE AND

HOOKUPS

RV SITE AND

HOOKUPS

UTILITY SHED

RESTROOMS

SEPTIC FIELD

WATER FOUNTAIN

WELL

GRAVEL

ACCESS ROAD

DRAINAGE

DITCH

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SCALE: 1" = 40'

GENERAL PLAN

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BENCHMARK TABLE NAVD88

NAME ELEVATION DESCRIPTION

TBM-1 648.21 BOLT ON WELL HEAD

TBM-2 653.74 BENCH-TIE 1FT AG N.W. SIDE OF POLE #MELCO 18-05

TBM-3 638.89

" DIMPLE IN CULVERT (TO INLET)

GENERAL NOTES:

1. ALL WORK AND MATERIALS SHALL BE IN ACCORDANCE WITH THE CONTRACT DOCUMENTS AND THE MASSACHUSETTS 310 CMR 15.000:

STATE ENVIRONMENTAL CODE, TITLE 5.

2. ALL WORK AND MATERIALS PROVIDED SHALL CONFORM WITH THE LINES, GRADES, ELEVATIONS, DIMENSIONS, MATERIAL

REQUIREMENTS, AND TESTING REQUIREMENTS THAT ARE SPECIFIED IN THE CONTRACT DRAWINGS.

3. THE GOVERNMENT WILL NOT BE RESPONSIBLE FOR MEANS, METHODS, PROCEDURES, TECHNIQUES, OR SEQUENCES OF CONSTRUCTION

THAT ARE NOT SPECIFIED IN THE CONTRACT DOCUMENTS.

4. THE EXISTING CONDITIONS SHOWN ARE FROM A TOPOGRAPHIC RTK GPS SURVEY CONDUCTED IN FEBRUARY 2023 BY THE NEW

ENGLAND DISTRICT SURVEY SECTION OF THE U.S. ARMY CORPS OF ENGINEERS. ORTHOIMAGERY IS TAKEN FROM BING MAPS (JULY

2023).

5. COORDINATES SHOWN ARE IN U.S. FEET AND REFERENCE THE MASSACHUSETTS STATE PLANE COORDINATE SYSTEM, MAINLAND ZONE, NORTH AMERICAN DATUM OF 1983 (NAD 1983). ELEVATIONS SHOWN ARE IN U.S. FEET AND REFERENCE THE NORTH AMERICAN VERTICAL

DATUM OF 1988 (NAVD 88). REFER TO TABLE (THIS SHEET) FOR BENCHMARK DESCRIPTION AND CONTROL POINTS COORDINATE

LOCATION AND ELEVATION

6. THE LOCATIONS OF EXISTING UNDERGROUND UTILITIES ARE DEPICTED APPROXIMATELY AND HAVE NOT BEEN INDEPENDENTLY

VERIFIED BY THE OWNER OR ITS REPRESENTATIVE. THE CONTRACTOR SHALL DETERMINE THE EXACT LOCATION OF ALL EXISTING

UTILITIES BEFORE COMMENCING WORK AND SHALL PROTECT ALL EXISTING UTILITIES TO REMAIN ROM ANY AND ALL DAMAGES THROUGH

THE DURATION OF THE PROJECT. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY AND ALL DAMAGES TO EXISTING UTILITIES.

7. THE CONTRACTOR IS RESPONSIBLE FOR ALL LAYOUT AND FIELD ENGINEERING REQUIRED FOR COMPLETION OF THIS PROJECT. THE

GOVERNMENT WILL NOT PROVIDE SURVEY SERVICES.

8. THE CONTRACTOR SHALL VERIFY THAT ACTUAL SITE CONDITIONS ARE CONSISTENT WITH THE EXISTING CONDITIONS DEPICTED ON THE

CONTRACT DRAWINGS. THE CONTRACTOR SHALL VERIFY ELEVATION OF EXISTING BUILDING SEWER PRIOR TO SETTING SEPTIC TANK

AND PUMP CHAMBER. DISCREPANCIES, OMISSIONS, AND ERRORS SHALL BE REPORTED TO THE CONTRACTING OFFICER'S

REPRESENTATIVE (COR) PRIOR TO THE START OF CONSTRUCTION.

9. IF A PART OF THE DESIGN IS ALTERED, THE GOVERNMENT SHALL BE NOTIFIED IN WRITING BEFORE CONSTRUCTION.

10. THE CONTRACTOR SHALL PROTECT ALL AREAS IN AND AROUND THE WORK AREAS. THIS INCLUDES THE PAVEMENT, STRUCTURES, VEGETATION, UTILITIES AND ANY OTHER SITE FEATURES AT THE PROJECT LOCATION. THE CONTRACTOR SHALL ALSO MINIMIZE

DISTURBANCE TO LIMIT REMOVAL OF TREES AND OTHER EXISTING VEGETATION. AREAS NOT SPECIFICALLY DESIGNATED FOR REMOVAL

SHALL BE PRESERVED AND PROTECTED WHETHER SHOWN OR NOT SPECIFICALLY SHOWN ON THE CONTRACT DRAWINGS. CONTRACTOR

CAUSED DAMAGES DURING CONSTRUCTION SHALL BE REPAIRED AND RESTORED TO ORIGINAL CONDITIONS OR BETTER AT THE

CONTRACTOR'S EXPENSE.

11. IT IS THE CONTRACTOR'S RESPONSIBILITY TO PROVIDE AND MAINTAIN EROSION PREVENTION AND SEDIMENTATION CONTROL

MEASURES AS FIELD CONDITIONS REQUIRE AND AS SHOWN ON THE CONTRACT DRAWINGS AT NO ADDITIONAL EXPENSE TO THE

GOVERNMENT.

12. THE CONTRACTOR SHALL BE RESPONSIBLE FOR OBTAINING ADDITIONAL BENCHMARK INFORMATION IF NECESSARY, AND FOR LOCATING

AND PROTECTING ALL EXISTING BENCHMARKS THAT ARE INTENDED TO REMAIN IN PLACE FOR THE DURATION OF CONSTRUCTION. AT

THE CONTRACTOR'S EXPENSE ALL ADDED OR RELOCATED BENCHMARKS SHALL BE RELOCATED BY A PROFESSIONAL LAND SURVEYOR

(PLS) LICENSED IN THE STATE OF MASSACHUSETTS. ALL FIELD NOTES ASSOCIATED WITH THE PLS FIELD WORK SHALL BE SUBMITTED TO

THE COR.

13. DEMOLISHED MATERIALS INCLUDING EXISTING MISCELLANEOUS CONSTRUCTION DEBRIS AND FILL WILL BECOME THE PROPERTY OF THE

CONTRACTOR AND SHALL BE REUSED OR DISPOSED OF ACCORDING TO ALL APPLICABLE LOCAL, STATE, AND FEDERAL LAW. ANY

REQUIRED TEST TO DISPOSE OF THE MATERIAL OFF-SITE SHALL BE CONDUCTED BY THE CONTRACTOR AT NO ADDITIONAL EXPENSE TO

THE GOVERNMENT.

14. THE CONTRACTOR SHALL PROVIDE A SIEVE ANALYSIS FOR STONE AGGREGATE PROVIDED.

15. THE CONTRACTOR SHALL CALL DIG SAFE AT 811 OR 1-888-DIG-SAFE NOT LESS THAN 72 HOURS PRIOR TO THE START OF ANY

EXCAVATION FOR VERIFICATION OF UNDERGROUND UTILITY LOCATIONS. SINCE DIG SAFE MAY NOT IDENTIFY ALL BELOW GRADE

UTILITIES ON GOVERNMENT PROPERTY, THE CONTRACTOR SHALL ENGAGE THE SERVICES OF THE EAST BRIMFIELD AND LAKE SIOG

PROJECT MANAGER, KEITH BEECHER, AND PRIVATE UTILITY LOCATING COMPANIES FOR ADDITIONAL ASSISTANCE WITH LOCATING

UNDERGROUND UTILITIES.

16. ALL DISTURBED AREAS TO BE LOAMED, SEEDED, AND MAINTAINED TO PREVENT EROSION. TURF AREAS SHALL BE RESTORED WITH SEED

PER SECTION M6.03.03 OF THE MASSACHUSETTS DEPARTMENT OF TRANSPORTATION STANDARD SPECIFICATIONS. GRAVEL DRIVEWAYS

TO BE RESTORED PER DETAIL ON C-501.

17. EXISTING RESTROOM BUILDING IS SERVICED BY A PRIVATE WELL.

18. CONTRACTOR TO INSTALL MAGNETIC WARNING TAPE ABOVE ALL COMPONENTS OF THE SEPTIC SYSTEM AT A DEPTH OF 6-12"

19. AT LEAST 48 HOURS PRIOR TO REQUESTING A FINAL INSPECTION THE INSTALLER SHALL PREPARE AND PROVIDE THE GOVERNMENT

WITH A PRELIMINARY SKETCH (BY HAND OR CAD) SHOWING THE FINAL LAYOUT, ELEVATIONS, PIPE LENGTHS, AND INVERTS FOR THE

COMPLETED SEPTIC SYSTEM. IF PRELIMINARY SKETCH IS APPROVED, A FINAL INSPECTION BY THE GOVERNMENT WILL BE ARRANGED

WITH THE INSTALLER WITHIN 24 HOURS OF PRELIMINARY SKETCH APPROVAL. THE SYSTEM SHALL NOT BE BACKFILLED WITHOUT

WRITTEN APPROVAL FROM THE GOVERNMENT.

20. WITHIN 7 DAYS FROM THE DATE OF THE FINAL INSPECTION, THE CONTRACTOR SHALL SUBMIT TO THE GOVERNMENT AS-BUILT

DRAWING(S) THAT HAS BEEN PREPARED AND STAMPED BY A MASSACHUSETTS LICENSED PROFESSIONAL LAND SURVEYOR (PLS). THE

CONTRACTOR SHALL ALSO SUBMIT TO THE GOVERNMENT THE ELECTRONIC CAD FILES FOR THE AS-BUILT DRAWING(S). THE CAD

DRAWING FILES SHALL BE PREPARED IN AUTOCAD RELEASE 2018. THE AS-BUILT DRAWING(S) SHALL SHOW COMPLETE HORIZONTAL AND

VERTICAL LOCATIONS OF ALL SYSTEM COMPONENTS FOR THE COMPLETED SEPTIC SYSTEM, BOTH ABOVE AND BELOW GRADE, INCLUDING RIM AND INVERT ELEVATIONS. THE AS-BUILT DRAWING(S) SHALL ALSO SHOW FINAL GRADES OVER THE ENTIRE SYSTEM.

1 2853668.425 475794.009 635.41 MAG NAIL SET

2 2853177.066 475872.307 642.95 MAG NAIL SET

3 2853138.246 475432.518 647.34 MAG NAIL SET

4 2853218.859 475393.009 656.00 MAG NAIL SET

5 2853364.914 475502.830 650.41 MAG NAIL SET

6 2853482.256 475581.346 645.51 MAG NAIL SET

7 2853451.992 476098.800 638.37 MAG NAIL SET

11 2853527.610 475693.222 640.19 MAG NAIL SET - A

12 2853559.937 475798.683 637.74 MAG NAIL SET - B

13 2853548.447 475825.690 637.82 MAG NAIL SET - C

CONTROL TABLE

POINT NORTHING(NAD83) EASTING(NAD83) EL.(NAVD88) DESCRIPTION

40' 80'0

LEGEND

SYMBOL DESCRIPTION

CONSTRUCTION LIMITS OF WORK

BUILDING

SEPTIC FIELD LIMITS (APPROXIMATE)

TREES

BENCHMARKS AND SURVEY CONTROL POINTS

WELL

SANITARY MANHOLE

WATER LINE

OVERHEAD ELECTRIC LINE

UNDERGROUND ELECTRIC LINE

SANITARY SEWER LINE

FORCE MAIN

STRUCTURE DEMOLITION

PIPES TO BE ABANDMONED IN PLACE

PIPES TO BE REMOVED OR MOVED AND

ABANDONED AS NECESSARY

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PLASTIC DRUM

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M

ELEC. METER

EPEN

WATER GATE

UTILITY POLE

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BND 65197 - TILTED - CAP LOOSE - Z

BND 65128 - VERTICAL - CAP LOOSE - Z

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UTILITY POLE

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WATER GATE

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SCALE: 1" = 20'

DEMOLITION PLAN

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KEY NOTES

ABANDON EXISTING 4" PVC SEPTIC LINES IN PLACE. REMOVE PORTIONS AS NECESSARY

TO CONSTRUCT NEW WORK. HAUL AND DISPOSE.

REMOVE EXISTING PUMP AND PUMP CHAMBER. HAUL AND DISPOSE.

ABANDON EXISTING 4" AC FORCE MAIN, MOVING SEGMENTS AS NECESSARY TO

CONSTRUCT NEW WORK. REFER TO SHEET NOTES FOR INFORMATION ON HANDLING ON

AC PIPE.

EXISTING 4" AC FORCE LINE TO BE ABANDONED IN PLACE.

APPROXIMATE LOCATION OF EXISTING 2000 GAL SEPTIC TANK. SEPTIC TANK TO BE

ABANDONED BY BREAKING BOTTOM, COLLAPSING, AND BACKFILLING WITH CLEAN SAND

IN 12" LIFTS.

APPROXIMATE LOCATION OF EXISTING SIPHON CHAMBER. SIPHON CHAMBER TO BE

ABANDONED BY BREAKING BOTTOM, COLLAPSING, AND BACKFILLING WITH CLEAN SAND

IN 12" LIFTS.

REMOVE EXISTING 4" CAST IRON (CI) PIPE FROM SIPHON CHAMBER TO DISTRIBUTION

BOX. HAUL AND DISPOSE.

LOCATION OF EXISTING DISTRIBUTION BOX TO REMAIN. CONTRACTOR SHALL PROTECT

DURING DEMOLITION OF OTHER EXISTING SEPTIC SYSTEM COMPONENTS.

APPROXIMATE LIMITS OF LEACH FIELD. CONTRACTOR SHALL NOT OPERATE HEAVY

MACHINERY IN THIS VICINITY TO AVOID DAMAGES TO THE LEACH FIELD.

WATER SPIGOT AND ELECTRICAL TO REMAIN. CONTRACTOR SHALL PROTECT FROM

DAMAGE.

DISCONNECT AND REMOVE EXISTING PUMP PANEL LOCATED IN RESTROOM UTILITY

ROOM.

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SHEET NOTES

1. CONTRACTOR TO PUMP SYSTEM AND DISPOSE OF CONTENTS PRIOR TO

DEMOLITION OF TANKS AND SEPTIC LINES.

2. CONTRACTOR SHALL COMPLY WITH ALL FEDERAL, STATE, AND LOCAL

REGULATIONS FOR THE HANDLING OF AC PIPE. REFER TO MASSDEP'S ASBESTOS

REGULATION 310 CMR 7.15) AND "ASBESTOS CEMENT PIPE GUIDANCE DOCUMENT"

(JULY 2019).

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BND 65197 - TILTED - CAP LOOSE - Z

BND 65128 - VERTICAL - CAP LOOSE - Z

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SCALE: 1" = 20'

SITE PLAN

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KEY NOTES

INSTALL 3000 GAL, TWO CHAMBER SEPTIC TANK. REFER TO DETAIL ON SHEET C-501.

INSTALL PUMP CHAMBER AND ASSOCIATED PUMP. REFER TO PUMP PERFORMANCE

DATA ON C-301 AS WELL AS DETAIL AND PUMP/ELECTRICAL NOTES ON SHEET C-501.

INSTALL 4" SCH 40 PVC SEWER LINES FROM RV SITES AND RESTROOM TO SEPTIC TANK.

REFER TO PIPE TABLE, THIS SHEET.

INSTALL 4" SCH 40 PVC SEWER LINE BETWEEN SYSTEM COMPONENTS

INSTALL 2" SDR 26 FORCE MAIN FROM PUMP CHAMBER TO MANHOLE.

INSTALL SEWER MANHOLE. SEE DETAIL ON C-501.

INSTALL 4" SCH 40 PVC FROM SEWER MANHOLE TO EXISTING DISTRIBUTION BOX

CONNECT NEW SEWER LINE TO EXISTING DISTRIBUTION BOX.

APPROXIMATE LIMITS OF LEACH FIELD. CONTRACT SHALL NOT OPERATE HEAVY

MACHINERY IN THIS VICINITY TO AVOID DAMAGES TO THE LEACH FIELD.

INSTALL 4" PVC RV SEWER HOOK-UP CAP TO GRADE

INSTALL NEW ELECTRICAL PUMP PANEL IN RESTROOM BUILDING UTILITY ROOM

4" PVC VENT. RUN TO AND UP SIDE OF RESTROOM BUILDING TO THE DRIP EDGE WITH A

90° SWEEP.

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SHEET NOTES

1. NEW SEPTIC SYSTEM COMPONENTS SHALL NOT BE INSTALLED WITHIN 10' OF

BUILDING FOUNDATIONS OR WATER LINES.

2. MAINTAIN MINIMUM SLOPES OF 1.5% FOR ALL SANITARY LINES AND FORCE MAINS

PIPE TABLE

PIPE ID SITE TERMINUS TANK INVERT LENGTH SLOPE

S-1 645.60 644.43 79' 1.5%

S-2 645.41 644.43 49' 2.0%

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STATION

0+00 0+20 0+40 0+60 0+80 1+00 1+20 1+40 1+60 1+80 2+00 2+20 2+40 2+60 2+80 3+00 3+20 3+37

3000 GALLON

2-COMPARTMENT

SEPTIC TANK

2" SDR 26

S = 4.7% (MIN 1.5% BACK TO PUMP CHAMBER)

L = 215'

4" SCH. 40

S = 4%

L = 79'

4" SCH. 40

S = 2%

L = 3'

PUMP CHAMBER

EXISTING

GRADE

DISTRIBUTION BOX

INVERT

4" SCH. 40

SANITARY LINE FROM

RV SITE

6" MIN. CRUSHED STONE

6" MIN.

CRUSHED

STONE

48" SMH

CONCRETE RISERS,

FRAME, AND GRATES

TO GRADE

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POST AT EDGE OF RESTROOM

BUILDING AT DRIP LINE

4" PVC VENT

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4" SCH. 40

S = 5%

L = 10'

4" PVC VENT TO

BUILDING ROOF LINE

20' 40'0 C-301

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HORIZ. SCALE: 1" = 20'

SYSTEM PROFILE

A1

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INVERT DATA

LOCATION ELEVATION

SEPTIC TANK IN 644.43

SEPTIC TANK OUT 644.18

PUMP CHAMBER IN 644.12

PUMP CHAMBER OUT 643.87

MANHOLE IN 653.96

MANHOLE OUT 653.14

DISTR. BOX IN 650.00

DAILY FLOW CALCULATION

USE TYPE

GALLONS

PER DAY

UNIT

NUMBER OF

UNITS

TOTAL GPD

CAMPGROUND, SHOWERS AND TOILETS

90 PER SITE 2 180

PUBLIC PARK, TOILET WASTE ONLY

5 PER PERSON 150 750

TOTAL 930

VERT. SCALE: 1" = 2'

0 2' 4'1'

LOADING RATE

MIN CYCLES PER DAY

DESIGN FLOW

LOADING (CF)

LOADING (GAL)

4 CYC/DAY

1000 GAL/DAY

33.42 CF/CYC

250 GAL/CYC

PUMP CHAMBER DIMENSIONAL DATA

HEIGHT OF INV. IN

INTERIOR BOTTOM AREA 32.56 SF

UNIT VOLUME (CF)

UNIT VOLUME (GAL)

DEPTH PER CYCLE

32.56 CF / FT

244 GAL / FT

1.03 FT / CYC

STATIC HEAD DETERMINATION

ELEVATIONS

SMH IN

PUMP CHAMBER IN

CHAMBER BOTTOM

PUMP OFF

PUMP ON

ALARM ON

MIN STATIC HEAD

MAX STATIC HEAD

653.96

644.12

639.87

640.62

641.65

642.15

12.31

13.34

4.25 FT ABOVE CHAMBER BOTTOM

DYANMIC HEAD DETERMINATION

TOTAL EQUIVALENT PIPE LENGTH

PVC FORCE MAIN

1 CHECK VALVE(S)

0 STANDARD TEE(S)

90° BEND(S)

45° BEND(S)

1 GATE VALVE

Total

FEET

17.2

10.3

2.8

1.4

AVERAGE INSIDE DIAMETER VS. NOMINAL INSIDE DIAMETER

SDR 26 SCH 40

NOM. I.D. AVG I.D. NOM. I.D. AVG I.D.

(IN) (IN)

1.00

1.25

1.50

2.00

2.50

3.00

4.00

6.00

TYPE

1.189

1.524

1.745

2.182

2.642

3.214

4.133

6.084

2" SDR 26

(IN)

1.00

1.25

1.50

2.00

2.50

3.00

4.00

6.00

(IN)

1.033

1.363

1.593

2.049

2.444

3.042

3.998

6.031

AVERAGE I.D. =

AREA =

PIPING SYSTEM CURVE DATA

Q v

(GPM)

(FT/SEC)

0.00

0.86

2.15

2.57

3.00

3.43

3.86

4.29

4.72

5.15

5.58

6.01

6.44

6.86

7.29

7.72

8.15

8.58

9.01

9.44

9.87

10.30

10.73

11.15

11.58

Hf / 100 LF

(FT)

0.00

0.18

0.96

1.35

1.80

2.30

2.86

3.48

4.15

4.88

5.66

6.49

7.37

8.31

9.30

10.34

11.42

12.56

13.75

14.99

16.27

17.61

18.99

20.42

21.90

Hf

(FT)

0.00

0.44

2.43

3.40

4.52

5.79

7.21

8.76

10.45

12.28

14.24

16.33

18.56

20.92

23.40

26.01

28.75

31.62

34.61

37.72

40.96

44.32

47.80

51.40

55.12

VALUES BASED ON INFO

PRESENTED IN HANDBOOK OF

PVC PIPE, UNI-BELL PLASTIC

PIPE ASSOC.

2.182 IN.

0.0260 SF

TDH (MIN) TDH (MAX)

(FT)

0.00

0.44

2.43

3.40

4.52

5.79

7.21

8.76

(FT)

0.00

0.44

2.43

3.40

4.52

5.79

7.21

8.76

10.45

12.28

14.24

16.33

18.56

20.92

23.40

26.01

28.75

31.62

34.61

37.72

40.96

44.32

47.80

51.40

55.12

10.45

12.28

14.24

16.33

18.56

20.92

23.40

26.01

28.75

31.62

34.61

37.72

40.96

44.32

47.80

51.40

55.12

VALUES BASED ON AVERAGE PIPE I.D. AND THE HAZEN-WILLIAMS FORMULA (C=140)

PUMP PERFORMANCE CHART

PUMP PERFORMANCE

TDH MAX

TDH (min) ft

TDH (max) ft

Pump Curve

TDH MIN

TDHmax: 46.1 GPM, 3.96 FPS

TDHmin: 48.5 GPM, 4.16 FPS

0 10 20 30 40 50 60

Q (GPM)

70 80 90 100

H E

SCALE: 1/2" = 1'

SANITARY SEWER PIPE TRENCH

J1

6" MIN.

8" MIN.

12"

MIN.

12"

MIN.

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PIPE

BEDDING

BACKFILL MATERIAL

FROM EXCAVATION

4" TOPSOIL

AND SEED

12" GRAVEL SUBBASE

TRENCH SLOPED TO MEET

SAFETY REQUIREMENTS

UNDISTURBED

SUBGRADE

C

L

PIPE AND TRENCH

GRAVEL AREA

VEGETATED AREA

6" GRAVEL SURFACE

COURSE

MAGNETIC WARNING TABLE LOCATED

ABOVE SEPTIC COMPONENTS 6-12"

BELOW FINISHED GRADE

SCALE: 1/2" = 1'

3,000 GAL 2-CHAMBER SEPTIC TANK

A12

NOTES:

1. REFER TO "MATERIAL NOTES", THIS SHEET.

2. ALL ALL REINFORCEMENT SHALL BE PER ASTM C1227.

3. SEPTIC TANK DESIGN SHALL CONFORMS TO 310 CMR 15.00, DEP TITLE 5 REGS, FOR SEPTIC TANKS

4. BAFFLE WALL HELD IN PLACE WITH ANGLE BRACKETS

6"

LIQUID

LEVEL

BAFFLE

WALL

4" DIA.

BOOT

OUTLET

4" DIA.

BOOT

INLET

SECTION VIEW

14'

4" x 4" ANGLE IRONS TO

SUPPORT BAFFLE (TYP)

Ø24" CLEANOUT COVER

(TYP)

PLAN VIEW

4" PVC

INLET TEE

4" PVC

EFFLUENT TEE

FRAME AND

GASKETED COVER

MORTAR

EXISTING

GRADE

FRAME AND

GASKETED COVER

MORTAR

SCALE: 1/2" = 1'

PUMP CHAMBER

A6

NOTES:

1. REFER TO "MATERIAL NOTES", THIS SHEET.

2. REINFORCEMENT SHALL BE PER ASTM C1227.

3. CONSTRUCTION OF PUMP CHAMBER SHALL CONFORM WITH MASSACHUSETTS DEP TITLE 5

REGULATIONS, 310 CMR 15.226

9'-8"

24" DIA

ACCESS

COVERS

2"

PUMP OFF: 640.62

PUMP ON: 641.65

ALARM: 642.15

BOTTOM EL. 639.87

PUMP MATCHING

PERFORMANCE

CURVE ON C-301

JUNCTION

BOX

CHECK VALVE

GATE VALVE AND

BREAKAWAY FITTING

GALVANIZED LIFTING

CHAIN

1/4" DIA. DRILLED

HOLE IN PIPE

FRAME AND

GASKETED COVER

MORTAR

EXISTING

GRADE

GROUT TO DRAIN

TOWARDS PUMP

4" PVC

VENT

SCALE: 1/2" = 1'

48" DIAMETER SEWER MANHOLE

J6

NOTES:

1. REFER TO "MATERIAL NOTES", THIS SHEET.

2. ALL REINFORCEMENT SHALL CONFORM TO ASTM A185.

3. MANHOLE DESIGN SPECS SHALL CONFORM TO ASTM C478 SPEC FOR

'RECAST REINFORCED CONCRETE MANHOLE SECTIONS."

4. STEEL REINFORCED COPOLYMER POLYPROPYLENE PLASTIC STEP

SHALL CONFORM TO ASTM C478 SPEC.

FLEXIBLE PIPE

SLEEVE

PVC

TEE INV.

5"

M

I N

FLAT TOP

BASE SECTION

4'

FRAME AND

COVER

MORTAR

EXISTING

GRADE

'4" PVC

VENT

C-501

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PROTECTED SIDE DISTURBED SIDE

MIN

SEDIMENT CONTROL BARRIER

SCALE: NONE

A1

TYPE 1 (COMPOST FILTER SOCK)

R U

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F F

A

OVERLAP

TYPE 2 (COMBINATION SILT FENCE/STRAW BALE BACKING)

SEE NOTE 1

JOINT DETAIL

SECTION A-A

RIVER SIDE

DISTURBED SIDE

NOTES:

1. SEDIMENT CONTROL BARRIERS (SCBs) SHALL BE PLACED ALONG THE CONTOUR. EACH END OF

BARRIER SHALL BE EXTENDED AT LEAST 8 FEET UPSLOPE AT 45 DEGREES TO MAIN RUN OF

SEDIMENT CONTROL BARRIER. SCBs PLACED AT BOTTOM OF SLOPES SHALL BE AT LEAST 5 FEET

FROM TOE OF SLOPES.

2. BOTTOM OF COMPOST FILTER SOCK SHALL BE IN FULL CONTACT WITH THE GROUND ALONG ITS

ENTIRE LENGTH.

COMPOST

FILTER SOCK

2" X 2" HARDWOOD

STAKE (TYP OF 4 AT

EACH JOINT)

COMPOST

FILTER SOCK

2" x 2" HARD-

WOOD STAKE

9" 10' MAX

18" MIN

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A

COMPOST

FILTER SOCK

2" X 2" X 48" HARDWOOD

STAKE SPACED AT 10' MAX OC

RUNOFF

SEE NOTE 3

M

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2" X 2" X 48" HARDWOOD

STAKE SPACED AT 10' MAX OC

36" HIGH WOVEN GEOTEXTILE

FABRIC (MIRAFI SILT FENCE OR

APPROVED EQUAL)

SECURLY ANCHOR EACH BALE

WITH (2) 2" X 2" HARDWOOD

STAKES (SPRAY TOP OF EACH

STAKE WITH ORANGE PAINT

STRAW BALE (PLACE IN

SINGLE ROW, TIGHTLY

ABUTTING ADJACENT BALE

EMBED STRAW BALE

4" BELOW GRADE

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6"X6" ANCHOR TRENCH

W/ COMPACTED BACKFILL

RUNOFF

PUMP AND ELECTRICAL NOTES

1. PUMP TO BE A 0.5 HP SUBMERSIBLE SEWAGE PUMP MATCHING

THE PUMP PERFORMANCE CURVE SHOWN ON SHEET C-301.

2. DIRECT BURY DEPTH OF ELECTRICAL LINES FROM PUMP TO

PANEL SHALL BE A MINIMUM OF 24".

3. FLOAT SWITCHES TO BE SET TO ACTIVATE AT THE ELEVATIONS

SHOWN ON THE PLANS.

4. PUMP TO BE MOUNTED IN THE CHAMBER WITH A "BREAK-AWAY"

FITTING, ALLOWING PUMP REMOVAL WITHOUT ENTERING

CHAMBER.

5. ENCLOSURE TYPE FOR PUMP CONTROL PANEL SHALL BE

RATED NEMA 3R AND SHALL BE MOUNTED IN THE EXISTING

RESTROOM BUILDING UTILITY ROOM.

6. CONTROL PANEL SHALL COMPLY WTIH ELECTRICAL CODE FOR

LOCATION SELECTED.

7. AUDIO AND VISUAL ALARM TO BE MOUNTED AT PANEL. ALARM

TO BE WIRED ON SEPARATE CIRCUIT FROM PUMPS AND

CONTROLS.

8. ALL WORK PERFORMED IN CONJUNCTION WITH THIS PROJECT

SHALL BE PERFORMED BY AN ELECTRICIAN LICENSED IN THE

COMMONWEALTH OF MASSACHUSETTS. ALL WORK SHALL BE

PERFORMED IN ACCORDANCE WITH ALL FEDERAL, STATE, AND

LOCAL CODES. PROVIDE ALL REQUIRED MODIFICATIONS TO

EXISTING ELECTRICAL DISTRIBUTION SYSTEM TO

ACCOMMODATE THE NEW EQUIPMENT. COORDINATE ALL

ELECTRICAL REQUIREMENTS WITH THE EQUIPMENT BEING

PROVIDED AND THE MANUFACTURER'S SPECIFICATIONS.

9. JUNCTION BOX SHALL BE MADE IN A SUITABLE WATERTIGHT

SUBSURFACE BOX INSTALLED TO GRADE IN ACCORDANCE

WITH STATE, LOCAL, AND PROFESSIONAL CODES.

MATERIAL NOTES

1. GRAVITY SEWER PIPING SHALL BE 4" SCH. 40 PVC IN

COMPLIANCE WITH ASTM D3034 OR ASTM F949 WITH SENDS

SUITABLE FOR ELASTOMERIC GASKET JOINTS. CONTRACTOR

SHALL PROVIDE JOINTS CONFORMING TO ASTM D3212.

GASKETS ARE TO CONFORM TO ASTM F477.

2. FORCE MAIN PIPING SHALL BE 2" SDR 26 IN COMPLIANCE WITH

ASTM D2241. CONNECTION SHALL BE PUSH-ON JOINTS (ASTM

D3139 WITH ASTM F477 GASKETS) OR SOLVENT WELD JOINTS

(ASTM D2564).

3. CONCRETE STRUCTURES SHALL HAVE A MINIMUM

COMPRESSIVE STRENGTH OF 4000 PSI AT 28 DAYS AND

DESIGNED TO WITHSTAND A MINIMUM OF AASHTO HS-20

LOADING. ALL CONCRETE JOINTS SHALL BE SEALED WITH

BUTYL RESIN. CONTRACTOR SHALL USE HYDRAULIC

COMPOUND CONNECTIONS TO PROVIDE WATER TIGHTNESS AT

SEPTIC TANK, PUMP CHAMBER, SEWER MANHOLE, AND

DISTRIBUTION BOX INLETS AND OUTLETS.

4. SAND USED TO BACKFILL DEMOLISHED TANK STRUCTURES

SHALL CONFORM TO MASSDOT STANDARDS SPECIFICATIONS

FOR HIGHWAYS AND BRIDGES (MASSDOT SPEC) M1.04.0 "SAND

BORROW".

5. PIPE TRENCH BACKFILL MATERIAL SHALL CONFORM TO

MASSDOT SPEC M2.01.4 "PIPE BEDDING"

6. CRUSHED STONE BASE SHALL CONFORM TO MASSDOT SPEC

M2.01.1. STONE SHALL BE DOUBLE WASHED AND FREE OF

IRONS, FINES, DUST, AND ORGANIC MATTER AS LAID. DOUBLE

WASHED STONE SHALL CONFORM TO AASHTO T-11-70.

7. GRAVEL SUBBASE SHALL CONFORM TO MASSDOT SPEC M1.03.1

"PROCESSED GRAVEL FOR SUBBASE". GRAVEL SURFACE

COURSE SHALL CONFORM TO MASSDOT SPEC M1.03.01

"GRAVEL BORROW", TYPE D.

8. FRAME AND COVERS FOR STRUCTURES SHALL CONFORM TO

ASTM A48 SPECIFICATIONS AND DESIGNED TO WITHSTAND A

MINIMUM OF AASHTO HS-20 LOADING. COVERS SHALL BE SOLID

WITH 24" DIAMETER AND 6" FRAME HEIGHT. COVERS FOR

SEPTIC TANK AND PUMP CHAMBER SHALL BE CAST IRON,

WATERTIGHT CASTINGS WITH BOLTS AND "O" RING GASKET.

PIPE TO STRUCTURE CONNECTOR

SCALE: NONE

K12

NON-SHRINK GROUT

STAINLESS STEEL CLAMP (ACID

RESISTANT - STAINLESS STEEL

TYPE 304)

PIPE-TO-STRUCTURE CONNECTOR

"SEAL BOOT" IN ACCORDANCE

WITH ASTM C923

POWER SEAL INTERLOCKED INSIDE OF

GASKET (ACID RESISTANT - STAINLESS

STEEL TYPRE 304)

NON-SHRINK GROUT

PRECAST CONCRETE

STRUCTURE

PRECAST CONCRETE

MANHOLE

PVC SEWER PIPE