WASTEWATER SITE PLANS.pdf

GNI's written c

NO. COMMENTS DATE

SHEET NUMBER

JOB NO. ISSUE DATE

PROJECT TEAM

REVISIONS

cf ew st er bl ue rid ge ec s.

co m (5

) 3

-4

W ild

C he rr y

RD

Pi lo t V A, Bl ue

R id ge E ng in ee rin g

Co ns tr uc tio n

Se rv ic es

, L

LC

BASE DRAWING FROM PLANS PREPARED BY BERKLEY HOWELL & ASSOCIATES, DATED 4-2-98

W A

S T

E W

A T

E R

S Y

S T

E M

IM

P

R O

V E

M E

N T

S S

IT

E

P

LA

N

O T

T E

R R

IV

E

R E

LE

M

E N

T A

R Y

S C

H O

O L

B E

D F

O R

D C

O U

N T

Y , V

A

1130 5-3-26

SITE PLAN

(NOT TO SCALE)

SAND FILTER 1SAND FILTER 2

SAND FILTER 3

SAND FILTER 4

PUMP CONTROL PANEL

MOUNTED ON METAL

STRUT FRAME

1-1/2" PVC CONDUIT FOR

ELECTRICAL SERVICE

APPROX 75 LF - 6'

CHAIN LINK FENCE

RECIRCULATION PUMP

WITH SIMPLEX CONTROL

PANEL SJE RHOMBUS IFS

SERIES

1" PVC CONDUIT TO

RECIRCULATION PUMP

CONTROL PANEL

1-1/4" SCH 80 PVC

FORCE MAIN

2" SCH 80 PVC FORCE MAIN

REMOVE EXISTING BOX AND

PIPING

1-1/2" SCH 80 PVC DISTIBUTION

PIPE WITH 1/2" DIA HOLE AT 4'

OC WITH POLYLOK ORIFICE

DIFFUSER (5 TOTAL)

PRECAST PIPE SUPPORT AT 8'

MAX OC

THREADED END CAP (TYP)

1-1/2" SCH 80 PVC BALL VALVE

W/ UNION AFTER VALVE (TYP)

2 DISTRIBUTION PIPES PER

FILTER, EQUALLY SPACED

5-3-26

EXISTING CHLORINE CONTACT TANK

INSTALL NEW EXISTING TABLET

FEEDER (2 TOTAL)

BIO-DYNAMIC XT 2000S

GENERAL SCOPE OF WORK

A. SITEWORK

1. ADD FILL MATERIAL AT DOSING TANK

2. MODIFY EXISTING SITE FENCE

B. DOSING TANK

1. DEWATER AND CLEAN EXISTING DOSING TANK

2. REMOVE DOSING SIPHONS AND SEAL PIPE OUTLETS

3. INSTALL DUPLEX PUMPS, VALVE VAULT AND CONTROL

PANEL

4. INSTALL CONDUIT AND ELECTRICAL SERVICE TO

CONTROL PANEL

5. INSTALL HOIST

6. INSTALL ALUMINIUM OR FRP COVER OVER OPENING IN

DOSING TANK

C. SAND FILTERS

1. REMOVE EXISTING SPLITTER BOX AND DISTRIBUTION

PIPING

2. LEVEL SAND BEDS, ADD 9-12” SAND PER BED, APPROX 30

TONS PER BED OR 25’X25’X1’ = 625 CF/BED

3. INSTALL NEW PRESSURE PIPING AND DISTRIBUTION

LINES WITH ORIFICES AND DIFFUSERS.

4. PROVIDE PIPE SUPPORTS NOT TO EXCEED 8’ ON CENTER

D. NITRIFICATION TANK

1. DEWATER AND CLEAN EXISTING NITRIFICATION TANK

2. INSTALL RECIRCULATION PUMP AND CONTROL PANEL

3. INSTALL CONDUIT AND ELECTRICALSERVICE TO

CONTROL PANEL

4. INSTALL FORCE MAIN TO DOSING TANK

E. CHLORINE CONTACT TANK

1. DEWATER AND CLEAN EXISTING CONTACT TANK

2. INSTALL NEW CHLORINE AND DECHLORINATION TABLET

FEEDERS

GNI's written consent is prohibited.

REVISIONS

cf ew st er bl ue rid ge ec s.

co m (5

) 3

-4

W ild

C he rr y

RD

Pi lo t V A, Bl ue

R id ge E ng in ee rin g

Co ns tr uc tio n

Se rv ic es

, L

LC

W A

S T

E W

A T

E R

S Y

S T

E M

IM

P

R O

V E

M E

N T

S S

IT

E

P

LA

N

S T

E W

A R

T S

V

IL

LE

E

LE

M

E N

T A

R Y

S C

H O

O L

B E

D F

O R

D C

O U

N T

Y , V

A

1139 5-3-26

BASE DRAWING FROM PLANS PREPARED BY COX & ASSOCIATES, DATED 6-27-90

(3 TOTAL)

PROPOSED 2,000 GAL PRECAST

CONCRETE RECIRCULATION TANK

EXISTING CHLORINE CONTACT TANK

INSTALL NEW EXISTING TABLET

FEEDER (2 TOTAL)

BIO-DYNAMIC XT 2000S

INSTALL APPROX. 20 LF PRECAST

BLOCK RETAINING WALL

GRADE TO DRAIN AWAY FOR CONTACT

TANK

24" DIA PE VALVE VAULT

WITH COVER (2 TOTAL)

APPROX 150 LF - 6' CHAIN

LINK FENCE W/ 8' ACCESS

GATE

PROVIDE 4' FROM ALL

STRUCTURES

1-1/2" PVC CONDUIT FOR

ELECTRICAL SERVICE

FROM BREAKER PANEL

IN BASEMENT

50 AMP 120/240V SERVICE PANEL &

PUMP CONTROL PANEL ON 2 - 4X4"

TREATED POST W/ METAL STRUT

FOR CONTROL PANEL

5-3-26

FROM SAND FILTERS

RECIRCULATION TANK

(NOT TO SCALE)

SITE PLAN

(NOT TO SCALE)

PRESSURE TRANSDUCER

FRANKLIN ELECTRIC

SUBMERSIBLE EFFLUENT

PUMP

MODEL 20JE05P4-2W230

230V, 1 PHASE

SIMPLEX PUMP CONTROL PANEL

SJE RHOMBUS IFAS SERIES

PANEL MOUNTED ON 2 - 4X4 WITH

METAL STRUTS

PROVIDE 20 AMP 120V GFI

RECEPTACLE

24" DIA PE RISER WITH

COVER (IF REQUIRED)

NOTE: CONTRACTOR SHALL CONFIRM DEPTH OF

EXISTING PIPING FROM FILTERS TO CONTACT TANK

PRIOR TO PLACING THE RECIRCULATION TANK

1-1/4" SCH 80 PVC

FORCE MAIN TO

DOSING TANK

1-1/2" PVC CONDUIT TO RECIRCULATION

PUMP CONTROL PANEL

1-1/4" SCH 80 PVC FORCE

MAIN FOR RECIRCULATION

1-1/2" SCH 80 PVC DISTIBUTION

PIPE WITH 1/2" DIA HOLE AT 4'

OC WITH POLYLOK ORIFICE

DIFFUSER (5 TOTAL)

PRECAST PIPE SUPPORT AT 8'

MAX OC

PROVIDE THREAED END CAP

PIPES TO BE EQUALLY SPACED

PUMP CONTROL PANEL MOUNTED

ON METAL STRUT FRAME

2,500 GAL PRECAST CONCRETE TANK

GENERAL SCOPE OF WORK

A. SITEWORK

1. INSTALL FENCE AND GATE AROUND SEPTIC TANK AND DOSING TANK

B. DOSING TANK

1. DEWATER AND CLEAN EXISTING DOSING TANK

2. REMOVE DOSING SIPHONS AND SEAL PIPE OUTLETS

3. INSTALL DUPLEX PUMPS, VALVE VAULT, AND CONTROL PANEL

4. INSTALL CONDUIT AND ELECTRICAL SERVICE TO CONTROL PANEL

5. INSTALL HOIST

C. SAND FILTERS

1. REMOVE EXISTING SPLITTER BOX AND DISTRIBIUTION PIPING

2. LEVEL SAND BEDS, ADD 9-12” SAND PER BED, APPROX 30 TONS PER BED OR

25’X25’X1’ = 625 CF/BED

3. INSTALL NEW PRESSURE PIPING AND DISTRIBUTION LINES WITH ORIFICES

AND DIFFUSERS

4. PROVIDE PIPE SUPPORTS NOT TO EXCEED 8’ ON CENTER

D. RECIRCULATION TANK

1. TEST HOLE AREA FOR RECIRCULATION TANK TO DETERMINE DEPTH OF

INSTALLATION

2. INSTALL 2,500 GAL RECIRCULATION TANK WITH PUMP AND CONTROL PANEL

3. INSTALL CONDUIT AND ELECTRICAL SERVICE TO CONTROL PANEL. PROVIDE

20 AMP 120V GFI RECEPTACLE

4. INSTALL FORCE MAIN TO DOSING TANK

E. CHLORINE CONTACT TANK

1. DEWATER AND CLEAN CONTACT TANK

2. INSTALL PRECAST BLOCK RETAINING WALL AND GRADE TO DRAIN AWAY FROM

CONTACT TANK

3. INSTALL NEW CHLORINE AND DECHLORINATION TABLET FEEDERS

GNI's written c

REVISIONS

cf ew st er bl ue rid ge ec s.

co m (5

) 3

-4

W ild

C he rr y

RD

Pi lo t V A, Bl ue

R id ge E ng in ee rin g

Co ns tr uc tio n

Se rv ic es

, L

LC

BASE DRAWING FROM PLANS PREPARED BY BERKLEY HOWELL & ASSOCIATES, DATED 4-2-98

1130 5-3-26

DEMOLITION WORK PROPOSED WORK

REMOVE EXISTING

SIPHON EQUIPMENT

NO EXISTING OVERFLOW

SEAL EXISTING PIPE OUTLETS

19"

2" NPT

5¾"

PUMP OFF @ 19"

PUMP ON @ 32"

ALARM @ 36"

2" SCH 80 PVC

PUMP DISCHARGE

(TYP)

EZ PULL QUICK

DISCONNECT

DOSING PUMP

GOULDS 3886 WS0512B

1/2 HP, 230 V, 1 PHASE

KICK-BACK

ROTATION

12"

6¼"

8¼"

KICK-BACK

ROTATION

12"

6¼"

8¼"

TO SAND

FILTERS

DOSING PUMP 1

DOSING PUMP 2

TRANSDUCER IN SCH 40

PVC STILLING PIPE

DUPLEX CONTROL PANEL

SJE RHOMBUS IFS SERIES

NOTE: DOSING TANK HAS AN APPROXIMATE

WORKING VOLUME OF 30 GALLONS PER INCH

UP TO THE OVERFLOW LEVEL

W A

S T

E W

A T

E R

S Y

S T

E M

IM

P

R O

V E

M E

N T

S D

O S

IN

G

T A

N K

S T

E W

A R

T S

V

IL

LE

O T

T E

R R

IV

E

R E

LE

M

E N

T A

R Y

S C

H O

O

LS

B E

D F

O R

D C

O U

N T

Y , V

A

HOIST & SOCKET

24" PE RISER WITH

COVER (TYP)

PROVIDE 1/4"

WEEP HOLE

TRANSDUCER IN SCH 40

PVC STILLING PIPE

SET 12" OFF BOTTOM

5-3-26

GNI's written consent is prohibited.

REVISIONS

cf ew st er bl ue rid ge ec s.

co m (5

) 3

-4

W ild

C he rr y

RD

Pi lo t V A, Bl ue

R id ge E ng in ee rin g

Co ns tr uc tio n

Se rv ic es

, L

LC

W A

S T

E W

A T

E R

S Y

S T

E M

IM

P

R O

V E

M E

N T

S D

E T

A

IL

S

N O

T E

S

S T

E W

A R

T S

V

IL

LE

O T

T E

R R

IV

E

R E

LE

M

E N

T A

R Y

S C

H O

O Ls

B E

D F

O R

D C

O U

N T

Y , V

A

1139 5-3-26

5-3-26

THIS DETAIL APPLICABLE

FOR DEPTHS LESS THAN 14 FEET

SEE PLANS FOR MODIFICATIONS

IN DEEPER TRENCHES.

PRESSURE PIPE

TRENCH BEDDING

GENERAL NOTES:

1. ALL WORK SHALL BE DONE IN ACCORDANCE WITH THE

PROJECT DOCUMENTS. ANY DEVIATIONS MUST BE

APPROVED BY THE ENGINEER.

2. CONTRACTOR SHALL NOTIFY THE ENGINEER AND OWNER

PRIOR TO COMMENCING WORK TO SCHEDULE A

PRECONSTRUCTION CONFERENCE.

3. AREAS DISTURBED DURING CONSTRUCTION SHALL BE

TEMPRORILY AND PERMANENTLY SEEDED. CONTRACTOR IS

RESPONSIBLE FOR MAINTENANCE DURING CONSTRUCTION.

4. CONTRACTOR SHALL BE RESPONSIBLE FOR CONTACTING

MISS UTILITY PRIOR TO COMMENCING AND EXCAVATION

WORK ON THE SITE.

5. PLANS HAVE BEEN PREPARED WITHOUT THE BENEFIT OF A

FIELD SURVEY. CONTRACTOR SHALL CHECK CRITICAL

ELEVATIONS AND NOTIFY THE ENGINEER OF ANY POTENTIAL

CONFLICTS.

6. ALL WORK SHALL BE DONE IN ACCORDANCE WITH THE

CURRENT SEWAGE COLLECTION AND TREATMENT

REGULATIONS ADMINISTERED BY THE DEPARTMENT OF

ENVIRONMENTAL QUALITY.

CONSTRUCTION NOTES:

1. ALL PENETRATIONS TO CONCRETE TANKS, EXISTING AND

NEW, SHALL BE WATERTIGHT.

2. ALL PIPING, BURIED AND EXPOSED, SHALL BE PROPERLY

SECURED TO PREVENT MOVEMENT.

3. PIPE SHALL BE LAID TO AVOID ANY UNNECESSARY HIGH OR

LOW POINTS.

4. WATER AND SEWER LINES SHALL HAVE A MINIMUM

HORIZONTAL SEPERATION OF 10 FEET, AND ANY CROSSINGS

SHALL HAVE VERTICAL SEPERATION OF 18 INCHES BETWEEN

THE BOTTOM OF THE WATER LINE AND TOP OF THE SEWER

LINE. ANY DEVIATIONS MUST BE APPROVED BY THE

ENGINEER.

5. CONTRACTOR SHALL PROVIDE 5 DAYS NOTICE TO THE

ENGINEER PRIOR TO STARTUP OF EQUIPMENT. ENGINEER

MUST BE PRESENT AT STARTUP TO CONFIRM ALL PUMP

SETTINGS.

6. DISTURBED AREAS AROUND TANKS SHALL BE PROVIDED

WITH A GRAVEL SURFACE.

7. ALL EQUIPMENT SHALL BE INSTALLED IN ACCORDANCE WITH

MANUFACTURER’S RECOMMENDATIONS.

8. CONTROL PANELS SHALL BE LOCATED WITHIN THE LINE OF

SITEOF THEIR RESPECTIVE EQUIPMENT AND NOT TO EXCEED

10 FEET FROM THE EQUIPMENT LOCATION.

9. CONTRACTOR SHALL TAKE DAILY PROGRESS PHOTOGRAPHS

AND PROVIDE THEM TO THE ENGINEER FOR

DOCUMENTATION OF ALL WORK. PICTURES SHALL BE

SUBMITTED TO THE ENGINEER AND OWNER WEEKLY.