2024-07-29_PFRWTA MCC-6 Feeder Project_RFB2024-01_Drawings_Final.pdf

VICINITY MAP (NTS) LOCATION MAP (NTS)

PEPPER'S FERRY REGIONAL WASTEWATER TREATMENT FACILITY

MCC-6 FEEDER PROJECT

JULY 2024

RADFORD, VIRGINIA

RFB 2024-01

703-218-2034

4035 RIDGE TOP ROAD, SUITE 500, FAIRFAX, VA 22030

HAZEN AND SAWYER

FINAL SUBMISSION

GENERAL

GENERAL

COVER SHEET

G-1 ABBREVIATIONS AND LEGEND

CIVIL

C-001 SITE PLAN

C-002 PARTIAL SITE PLAN AND PROFILE

C-003 DETAILS

INDEX OF DRAWINGS

ARCHITECTURAL

SOLIDS HANDLING BUILDING

A-700 PLANS AND SECTIONS

ELECTRICAL

E-001 SITE PLAN

SOLIDS HANDLING BUILDING

E-700 POWER PLAN UPPER AND LOWER

FLOORS SOUTH

E-701 SINGLE LINE DIAGRAMS

E-702 STANDARD DETAILS

GENERAL NOTES

1. CONTRACTOR SHALL FIELD VERIFY ALL EXISTING CONDITIONS AND BECOME FAMILIAR WITH

THE EXTENT OF THE WORK REQUIRED. CONTRACTOR SHALL VERIFY ALL DIMENSIONS AND

ELEVATIONS.

2. WORK SHALL BE COORDINATED WITH PEPPER'S FERRY REGIONAL WASTEWATER TREATMENT

AUTHORITY (PFRWTA).

3. THE CONTRACTOR IS SOLELY RESPONSIBLE FOR ANY SEWAGE SPILLS. IN THE EVENT OF A

SPILL, THE CONTRACTOR SHALL CONTACT DEQ AND PEPPER'S FERRY REGIONAL WASTEWATER

TREATMENT AUTHORITY WITHIN 2 HOURS AND FOLLOW ALL DEQ AND PEPPER'S FERRY

REGIONAL WASTEWATER TREATMENT AUTHORITY REQUIREMENTS.

4. REFER TO ELECTRICAL DRAWINGS FOR AREA CLASSIFICATIONS. CONTRACTOR IS

RESPONSIBLE TO PERFORM WORK IN ACCORDANCE WITH REQUIRED PRACTICES.

5. YARD PIPING REPRESENTATIONS ARE BASED ON INFORMATION FROM "PEPPER'S FERRY

REGIONAL WASTEWATER TREATMENT AUTHORITY PLANT EXPANSION" BY OLVER

INCORPORATED, REVISED OCTOBER 1994, AND MAY UTILIZE IMAGES OF SCANNED ASBUILTS

FROM THIS PACKAGE OF INFORMATION. CONTRACTOR SHALL FIELD VERIFY ALL EXISTING

CONDITIONS AND BECOME FAMILIAR WITH THE EXTENT OF WORK REQUIRED. CONTRACTOR

SHALL VERIFY ALL DIMENSIONS AND ELEVATIONS. CONTRACTOR TO TEST PIT AS NEEDED TO

CONFIRM UTILITY LOCATIONS.

6. EROSION AND SEDIMENT CONTROL PLAN IS NOT REQUIRED BECAUSE THE TOTAL LAND

DISTURBANCE FOR THIS PROJECT IS LESS THAN THE 10,000 SQ FT DISTURBANCE

REQUIREMENT IN THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK

7. WORK SHALL BE COORDINATED WITH PEPPER'S FERRY REGIONAL WASTEWATER TREATMENT

AUTHORITY (PFRWTA) AND SEQUENCED IN ACCORDANCE WITH SPECIFICATION SECTION 01

14 00.

SITE INFORMATION

SURVEY DATUM:

1. THE MERIDAN SOURCE REFER TO THE VIRGINIA STATE PLANE,

SOUTH ZONE, (NAD 83) AND ARE BASED UPON EXISTING

ON-SITE CONTROL.

2. ELEVATIONS REFER TO NAVD88 AND ARE BASED UPON AN

EXISTING ON-SITE CONTROL.

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JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

M. VAN HORNE

GENERAL

ABBREVIATIONS AND LEGENDS

G-001

A. VECCHIO

A. VECCHIO

ABBREVIATIONS

LINETYPES

LEGEND

SYMBOLS

SECTION AND DETAIL KEYING

MATERIALS

PROCESS PIPE DESIGNATIONS

A

B

I

J

TPE

C

Q

G

L

W

V

U

M

F

S

H Y

O

N

D

R

1+

0+

0+

1+

NOTES:

1. CONTRACTOR SHALL USE THE DRY SLUDGE

STORAGE AREA 2, DEPICTED ON E-001, AS THE

PROJECT LAYDOWN AREA.

SCALE: 1" = 10'

PLAN

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31618-002

JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

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31618-002

JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

CIVIL

SITE PLAN

A. VECCHIO

A. VECCHIO

B. SLAUGHTER

SOLIDS HANDLING

BUILDING

CONCRETE ENCASED

ELECTRICAL DUCTBANK,

30"W X 18" D, SEE DETAIL E-33-101

EXISTING CONCRETE

8'X6' EMH-1604,

DEPTH APPROX. 8'

DUCTBANK TO ENTER

BUILDING BELOW GRADE

AT INV EL.1769

DEMOLISH AND REPLACE

EXISTING ASPHALT PAVEMENT,

SEE DETAIL C-32-0550 AND

C-32-0556

CHLORINE CONTACT

TANK

NPW BUILDING

(OLD)

EXISTING ASPHALT PAVEMENT,

SEE SHEET C-003

MCC-5

FIBER

PATCH

PANEL

6" WS

6" PSL

10" SS

4" NPW

8" NPW

30" EFF,

ABANDONED

C-001

0+00 0+50 1+00 1+25

1+

0+

0+

1+

NOTES:

1. LOCATIONS OF EXISTING UTILITIES ARE

APPROXIMATED BASED ON BEST AVAILABLE DATA.

CONTRACTOR SHALL FIELD LOCATE ALL UTILITIES

PRIOR TO ORDERING MATERIALS.

2. PIPES WITH LESS THAN 12" OF COVER FROM

PROPOSED CONCRETE ENCASED DUCTBANK SHALL

BE CONCRETE ENCASED AT CROSSING, SEE DETAIL

C-01-0120R

3. EXISTING FIBER OPTICAL CABLES ARE UNENCASED

AND ARE LAID AT SHALLOW DEPTHS.

4. SITE FEATURES, TOPOGRAPHY, AND UTILITY

LOCATIONS ARE BASED ON THE 2017 SURVEY FOR

"PEPPER'S FERRY REGIONAL WASTEWATER

TREATMENT FACILITY SOLIDS HANDLING

UPGRADES" AND THE FEBRUARY 2011 CONTRACT

DRAWINGS PREPARED BY HAZEN AND SAWYER.

ELEVATIONS ARE BASED UPON AN EXISTING SITE

CONTROL.

HORIZONTAL SCALE: 1" = 10'

PROFILE

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31618-002

JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

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31618-002

JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

CIVIL

PARTIAL SITE PLAN AND PROFILE

A. VECCHIO

A. VECCHIO

B. SLAUGHTER

EXISTING GRADE

4" NPW

6" PSL

SCALE: 1" = 15'

PLAN

SOLIDS HANDLING

BUILDING

6" WS

6" PSL

10" SS

4" NPW

8" NPW

FO

FO, SEE NOTE 3

VERTICAL SCALE: 1" = 2'

EXISTING EMH-1604

ELECTRICAL DUCTBANK

30"W X 18" D

SEE DETAIL E-33-101

SOLIDS HANDLING

BUILDING

2.

' M

IN

FFL EL 1775.00

ELECTRICAL DUCTBANK PENETRATION

THROUGH EXISTING CONC WALL AT INV EL.

1769, SEE ARCH SHEETS

10" SS 8" NPW

6" WS

ST

AT

IO

N

+6

9.

ED

G

E O

F

PA

VE

M

EN

T

ELEVATIONS UNKNOWN,

FIELD VERIFY UGE LINES

EQUIPMENT ROOM

30" EFF,

ABANDONED

SEE NOTE 2

CHLORINE CONTACT

TANK

NPW BUILDING

(OLD)

MCC-5

FIBER PATCH PANEL

SEE NOTE 3

C-002

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31618-002

JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

PL

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PM

31618-002

JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

CIVIL

DETAILS

A. VECCHIO

A. VECCHIO

B. SLAUGHTER

4'-0"EQUALEQUAL4'-0"VARIES

12:1 3:1

3:1 SLOPE

12:1

3:1 SLOPE, MAX

VARIES - SEE SITE PLAN

C-32-0550

SLOPE AT 1/4:12 SLOPE AT 1/4:1212"

MIN

TYP

TACK COAT

1.5" ASPHALT

SURFACE COURSE

3.0" ASPHALT

BASE COURSE

NOTE:

THE 1.5" ASPHALT CONCRETE SURFACE COURSE AND THE

TACK COAT SHALL NOT BE PLACED UNTIL COMPLETION OF

ALL OTHER WORK IN CONTRACT.

TYPICAL ROADWAY SECTION

CUT SECTION FILL SECTION

CL

6" AGGREGATE BASE COURSE

COMPACTED SUB-GRADE

TYPE I SEPARATOR GEOTEXTILE

NEW ASPHALT PAVEMENT

AGGREGATE BASE COURSE

TACK COAT

CUT BACK EXIST BASE

COURSE 12" MIN

CUT BACK EXIST

TYPICAL PAVEMENT JUNCTION

EXIST BASE COURSE

C-32-0556

C-32-0550SEE

TACK COAT

ASPHALT SURFACE

COURSE, 2" MIN

ASPHALT BASE

COURSE, 3.5" MIN

SURFACE COURSE

6" MIN FROM BASE

SLOPE

EXIST SURFACE

COURSE

PROPOSED DUCTBANK OVER EXIST PIPE

12"

MIN

PROPOSED

DUCTBANK

6" MIN

12" MAX

PIPE

EXIST

DUCTBANK

PROPOSED

PROPOSED DUCTBANK UNDER EXIST PIPE

6" 6"PIPE

OD

EXIST

PIPE

12" MAX

6" MIN

JOINT FILLER MATERIAL

1" THICK COMPRESSIBLE

C-01-0120R

FLOWABLE FILL FULL TRENCH

WIDTH (NO ENCASEMENT

REQUIRED FOR SPACE GREATER

THAN 12")

CL

CL

SEE E-33-101

SEE E-33-101

EXISTING ROADWAY SECTION

C-003

FROM "PEPPER'S FERRY REGIONAL WASTEWATER TREATMENT AUTHORITY

PLANT EXPANSION" BY OLVER INCORPORATED, REVISED OCTOBER 1994

A

B.2

B.5

A.6

B.8

C

D

E

0.8 2.9 3.6 3.7

A-700

A_______

SLUDGE

BLENDING

TANK

T-11

VESTIBULE

EQUIPMENT

ROOM

A-700

B_______

CONDUITS SHALL

NOT BE INSTALLED

UNDER HVAC DUCT

AT THIS LOCATION

ELECTRICAL PULL BOX,

SEE ELECTRICAL FOR

OVERALL CONDUIT RUN

LOCATIONS, AND SEE

THIS SHEET FOR CABLE

RUN IN RELATION TO

STAIR AND HVAC DUCT.

CLEAN WALL, NOTE 2

22' - 4"

A-700

C_______

NOTE 5, OUTLINE OF

EGRESS PATH

NOTES

1. INSTALL DUCTBANK WITH PENETRATION

THROUGH EXISTING CONCRETE WALL IN

ACCORDANCE WITH STANDARD DETAILS

E-33-0101, TYPICAL DUCTBANK SECTION,

AND S-03-0402R, ENCASED ELECTRICAL

CONDUITS AT EXISTING STRUCTURES.

2. WASH/CLEAN WALL FROM SOUTHWEST

CORNER TO CONCRETE COLUMN, FLOOR TO

CEILING, AFTER SAW CUTTING OF DUCTBAK

PENETRATION .

3. CONDUIT ROUTE SHOWN IS AN EXAMPLE

ROUTE. DIMENSIONS SHOWN ARE FOR

ROUTE ABOVE LOWER STAIR RUN AND

BELOW UPPER STAIR RUN, TO WEST OF

EXISTING HVAC DUCT. PROVIDE 7 FT

CLEARANCE BETWEEN LOWER STAIR NOSING

AND BOTTOM OF CONDUITS, INCLUDING

FIRE BARRIER WRAP, AND RUN CONDUITS

UNDER UPPER STAIR FLIGHT. IF A DIFFERENT

PATH FOR CONDUIT IS USED, THE

FOLLOWING CONSTRAINTS SHALL APPLY:

A. 7 FT CLEARANCE BETWEEN BOTTOM

OF CONDUIT WRAP AND WALKING

SURFACE BELOW (FLOOR OR STAIR

NOSING), MIN.

4. WRAP CONDUITS IN FIRE BARRIER WRAP.

FOR EXAMPLE ROUTE SHOWN, WRAP

CONDUITS WHERE THEY CROSS STAIR AND 4'

ON EACH SIDE OF STAIR. 3M FIRE BARRIER

PLENUM WRAP 5A+ OR APPROVED EQUAL,

INSTALLED PER MFR INSTRUCTIONS. SEE

SECTION B THIS SHEET.

5. IF AN ALTERNATE PATH FOR THE CONDUIT IS

USED, WRAP CONDUIT OVER ALL SECTIONS

OF EGRESS PATH CROSSED, AND EXTEND TO

4' ON EACH SIDE OF EGRESS PATH CROSSED.

OUTLINE OF EGRESS PATHS IS SHOWN ON

PLAN.

6. COORDINATE ALL WORK SHOWN ON THIS

SHEET WITH ELECTRICAL DRAWINGS.

BUILDING CODE SUMMARY

2021 VIRGINIA EXISTING BUILDING CODE

EXISTING OCCUPANCY: F2-FACTORY INDUSTRIAL

LOW HAZARD

OCCUPANCY UNCHANGED

EXISTING CONSTRUCTION: IIB

CONSTRUCTION TYPE UNCHANGED

EXISTING BUILDING AREA: 9,400 SF

EXISTING BUILDING HEIGHT: 15 FT

EXISTING BUILDING STORIES : 1

+ WALKOUT

BASEMENT

EXISTING CALCULATED

OCCUPANT LOAD: 32

OCCUPANT LOAD DETERMINED BY DIVIDING FLOOR

SQUARE FOOTAGE BY 300. BUILDING IS OCCASIONALLY

OCCUPIED BY STAFF TO MONITOR, REPAIR, OR MAINTAIN

EQUIPMENT.

SCOPE OF WORK INCLUDES ELECTRICAL CONDUIT

REPLACEMENT.

EGRESS TRAVEL DISTANCE IS UNCHANGED.

0.82.93.63.7

A-700

B_______

EQUIPMENT

ROOM

RDT

ROOM

SEPTAGE

RECEIVING

FFL EL 1760.00

ELECTRICAL

PULL BOX

CLEAN WALL, NOTE 2

22' - 4"

C L E A N

W A L L

N O

T E

A B B.2 B.5A.6 B.8 C D

A-700

A_______

SLUDGE

BLENDING

TANK

T-11

EQUIPMENT

ROOM

STAIR

SEPTAGE

RECEIVING

ELECTRICAL

ROOM

SLUDGE

BLENDING

ROOM

PIPE

CHASE

SLUDGE

PUMP

ROOM

A-700

D

EXAMPLE ROUTE, CONDUIT RUNS

UNDER EXISTING UPPER STAIR RUN AND

ABOVE LOWER STAIR RUN, IN FRONT OF

EXISTING HVAC DUCT. SEE NOTES 3-6

AND SECTION C, THIS SHEET

A-700

C_______

4' - 0"

4' - 0"

14' - 2"

A

B

B.2

B.5

A.6

B.8

C

D

E

0.8 2.9 3.6 3.7

A-700

A_______

A-700

B_______

SLUDGE

BLENDING

ROOM

ELECTRICAL

ROOM

SEPTAGE

RECEIVING

STAIR

RDT

ROOM

ELECTRICAL

ROOM

A-700

C_______

A

M

IN

N

O T E

N O

T T

O S

C A

L E

EQUIPMENT

ROOM

SEPTAGE

RECEIVING

ELECTRICAL DUCTBANK,

SEE NOTE 1

ELECTRICAL DUCTBANK

PENETRATION THROUGH

EXISTING CONC WALL,

SEE NOTE 1

FFL EL 1760.00

ELECTRICAL PULL BOX,

SEE ELECTRICAL

PROTECT EXISTING BRICK SHELF

AND BRICK ABOVE. CONTRACTOR

IS EXCLUSIVELY RESPONSIBLE

FOR SUPPORT OF WALLS DURING

DEMOLITION AND CONSTRUCTION.

C L E

N

W

L L

N O

T E

GRADE EL 1774.50 (VERIFY)6

1769.00 BOTTOM OF DUCT BANK

0.8 2.9

CONDUIT RUNS

ALONGSIDE EXISTING

HVAC DUCT, UNDER

STAIR, SEE NOTES 3-6

EXISTING HVAC DUCT

RDT

ROOM

STAIR

EQUIPMENT

ROOM

N O

T E

M

IN

NOTE 3

10'-7" +/-

DESIGNED BY:

IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

PROJECT

ENGINEER:

DRAWN BY:

CHECKED BY:

REV ISSUED FOR DATE BY

HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030

N. MCDERMOTT

0 1/2" 1"

DATE:

HAZEN NO.:

CONTRACT NO.:

DRAWING

NUMBER:

PEPPER'S FERRY REGIONAL WASTEWATER

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

MCC-6 FEEDER PROJECT

JULY 2024

31618-002

PFRWTA ID NO.: RFB 2024-01

SOLIDS HANDLING

BUILDING KEYPLAN

C

U s e rs

\m m c in to s h \D o c u m e n ts

\3 -0

-7

-S

H -A

R C H m m c in to s h -r a l.

rv t

/1

/2

:3 :4

P

M

M. MCINTOSH

W. RUSSELL

M. MCINTOSH

A-700

SOLIDS HANDLING BUILDING

ARCHITECTURAL

PLANS AND SECTIONS

1/8" = 1'-0"

LOWER LEVEL PLAN

N P L A N

T N

O R T H

SECTION

1/8" = 1'-0" A-700

A

SOUTH WALL

SECTION

1/8" = 1'-0" A-700

B

WEST WALL

1/8" = 1'-0"

UPPER LEVEL PLAN

SECTION

1/2" = 1'-0" A-700

D

SECTION

1/8" = 1'-0" A-700

C

CONDUIT AT

STAIR

SCALE: 1" = 50'

PLAN

PL

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S av ed b y

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: 7 /1

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31618-002

JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

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31618-002

JULY 2024N. MCDERMOTT

CHECKED BY:

DRAWN BY:

DESIGNED BY:

PROJECT

ENGINEER:

REV ISSUED FOR DATE BY

0 1"1/2"

CONTRACT NO.:

HAZEN NO.:

DATE:

DRAWING

NUMBER:HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

PEPPER'S FERRY REGIONAL WASTEWATER

MCC-6 FEEDER PROJECT

PFRWTA ID NO.: RFB 2024-01

ELECTRICAL

SITE PLAN

B. FARIS

B. FARIS

D. ATKINSON

NOTES:

1. LOCATIONS OF EXISTING UTILITIES ARE

APPROXIMATED BASED ON BEST AVAILABLE DATA.

CONTRACTOR SHOULD FIELD LOCATE ALL UTILITIES

PRIOR TO ORDERING MATERIALS.

E-001

NEW ELECTRICAL DUCTBANK,

SEE CIVIL DRAWINGS FOR

ADDITIONAL DETAILS.

EXISTING EMH-1604

SOLIDS HANDLING

BUILDING

(E700 SERIES)

BLOWER

BUILDING

EXISTING EMH-1602

(APPROX. LOCATION)

SWGR-MAIN

(APPROXIMATE LOCATION)

DB

DB

DB

EXISTING DUCTBANK,

SEE NOTE 2.

DUCTBANK NO. DUCTBANK STATUS PERTINENT CONDUITS PERTINENT WIRES NOTES

1 EXISTING 4" 6#400KCMIL, 2#250KCMIL, #1/0GND NEW WIRE IN EXISTING CONDUIT

2 EXISTING 4" 6#400KCMIL, 2#250KCMIL, #1/0GND NEW WIRE IN EXISTING CONDUIT

3 NEW 4" 6#400KCMIL, 2#250KCMIL, #1/0GND NEW WIRE IN NEW CONDUIT

4" EMPTY W/PULLSTRING EMPTY W/PULLSTRING

4" EMPTY W/PULLSTRING EMPTY W/PULLSTRING

4" EMPTY W/PULLSTRING EMPTY W/PULLSTRING

2" EMPTY W/PULLSTRING EMPTY W/PULLSTRING

2" EMPTY W/PULLSTRING EMPTY W/PULLSTRING

N

1. 1. LOCATIONS OF EXISTING UTILITIES ARE

APPROXIMATED BASED ON BEST AVAILABLE SITE DATA.

CONTRACTOR SHALL FIELD VERIFY ALL UTILITIES PRIOR

TO CONSTRUCTION.

2. EXISTING CONDUITS TO BE USED IN DUCTBANKS

SHALL HAVE A DOUBLE-ENDED MANDREL PULLED

THROUGH PRIOR TO CABLE INSTALLATION TO ENSURE

CONDUITS ARE FREE OF DEBRIS AND SUITABLE FOR

CABLE INSTALLATION.

3. CONTRACTOR SHALL INSTALL SERVICE LOOPS FOR THE

NEWLY INSTALLED CABLES WITHIN EACH MANHOLE.

CONTRACTOR SHALL INSTALL NON-METALLIC CABLE

RACKS AS REQUIRED TO SUPPORT SERVICE LOOPS. SEE

SPECIFICATION 33 71 19 - UNDERGROUND ELECTRICAL

FOR FURTHER DETAILS.

EXISTING DUCTBANK,

SEE NOTE 2.

SEE NOTE 3, TYP OF

ALL MANHOLES.

CONTRACTOR LAYDOWN

AREA, SEE CIVIL DRAWINGS

FOR ADDITIONAL DETAILS.

DRY SLUDGE

STORAGE

AREA 2

DRY SLUDGE

STORAGE

AREA 1

1 2 3 4 5 6 7 8 9 10

SLUDGE BLENDING

ROOM

SEPTAGE RECEIVING

ELECTRICAL ROOM

RDT ROOMSTAIR

PIPE CHASE

HOT WATER PUMP ROOM CORRIDOR

UP

NOTES:

1. CONTRACTOR SHALL FURNISH AND INSTALL 60"H X 36"W

X 12"D PULLBOX, MINIMUM. CONTRACTOR SHALL SIZE

BOX PER THE MOST RECENT EDITION OF THE NEC.

BOTTOM OF PULLBOX SHALL BE 10'-6" AFF, MINIMUM.

ONLY TWO NEW CONDUITS ARE TO BE INSTALLED

BEYOND THIS BOX. THE REMAINING CONDUITS FROM THE

DUCTBANK TERMINATE AT THE PULLBOX.

2. APPROXIMATE CONDUIT ROUTE OF NEW CONDUITS

SHOWN FOR REFERENCE ONLY. CONTRACTOR SHALL

ROUTE CONDUITS FROM NEW PULLBOX TO EXISTING

WIRE TROUGH, ENSURING CONDUIT ROUTE ACROSS

EXISTING STAIR ADJACENT TO EXISTING HVAC

DUCTWORK DOES NOT IMPEDE EGRESS FROM EQUIPMENT

ROOM. COORDINATE EXACT CONDUIT ROUTE WITH

OWNER/ENGINEER AND SUBMIT ROUTING PLAN FOR

APPROVAL PRIOR TO INSTALLATION.

3. SEE ARCHITECTURAL DRAWINGS FOR FIRE PROTECTION

MEASURES AND ADDITIONAL INFORMATION.

4. EQUIPMENT ROOM, STAIR, AND RDT ROOM ARE ALL

CONSIDERED INDOOR WET PROCESS AREAS. ELECTRICAL

ROOM IS CONSIDERED AN INDOOR DRY NON-PROCESS

AREA.

5. DUCTBANK SHOWN FOR REFERENCE ONLY. SEE CIVIL

DRAWINGS FOR ADDITIONAL REQUIREMENTS AND

DETAILS.

SLUDGE BLENDING TANK

EQUIPMENT ROOM

E-700

A_______

UP

UP

SLUDGE BLENDING TANK:

SPACE CLASSIFIED PER NFPA-820-2024 EDITION, TABLE 6.2.2(a), ROW 10a:

CLASS I, DIVISION 1 AREAS:

• ENTIRE TANK

SLUDGE BLENDING ROOM:

SPACE CLASSIFIED PER NFPA-820-2024 EDITION, TABLE 6.2.2(a), ROWS 10a:

CLASS I, DIVISION 1 AREAS:

• ENTIRE ROOM

SEPTAGE RECEIVING ROOM:

SPACE CLASSIFIED PER NFPA-820-2016 EDITION, TABLE 5.2.2,

ROW 2a:

CLASS I, DIVISION 1 AREAS:

• ENTIRE ROOM

CLASS I, DIVISION 1

CLASS I, DIVISION 2

LEGEND:

DESIGNED BY:

IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

PROJECT

ENGINEER:

DRAWN BY:

CHECKED BY:

REV ISSUED FOR DATE BY

HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030

N. MCDERMOTT

0 1/2" 1"

DATE:

HAZEN NO.:

CONTRACT NO.:

DRAWING

NUMBER:

PEPPER'S FERRY REGIONAL WASTEWATER

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

MCC-6 FEEDER PROJECT

JULY 2024

31618-002

PFRWTA ID NO.: RFB 2024-01

C

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B. FARIS

D. ATKINSON

B. FARIS

E-700

SOLIDS HANDLING BUILDING

ELECTRICAL

POWER PLAN - UPPER AND LOWER

FLOORS - SOUTH

1/4" = 1'-0"

POWER PLAN - UPPER FLOOR - SOUTH

N

P L A N

T N

O R T H

1/4" = 1'-0"

POWER PLAN - LOWER FLOOR - SOUTH

SECTION

1/4" = 1'-0" E-700

A

NEW DUCTBANK,

SEE SITE PLAN

AND NOTE 5.

NEW PULLBOX, SEE NOTE 1.

EXISTING WIRE TROUGHTERMINATE NEW WIRES

IN SECTION 10 OF MCC-6

MCC-6

6#400KCMIL, 2#250KCMIL, #1/0GND, IN 4"C,

(1) 4"C, EMPTY W/PULLSTRING,

SEE NOTE 2.

DB

DB

DUCTBANK PENETRATION THROUGH

WALL, SEE DETAIL S-03-0402R

NEW PULLBOX, SEE NOTE 1.

NEW DUCTBANK,

SEE SITE PLAN

AND NOTE 5.

MCC-6 (ABOVE)

MCC-6 (ABOVE)

EXISTING WIRE TROUGH

6#400KCMIL, 2#250KCMIL,

#1/0GND, IN 4"C,

(1) 4"C, EMPTY W/PULLSTRING,

SEE NOTE 2.

SEE NOTE 3.

DESIGNED BY:

IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

PROJECT

ENGINEER:

DRAWN BY:

CHECKED BY:

REV ISSUED FOR DATE BY

HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030

N. MCDERMOTT

0 1/2" 1"

DATE:

HAZEN NO.:

CONTRACT NO.:

DRAWING

NUMBER:

PEPPER'S FERRY REGIONAL WASTEWATER

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

MCC-6 FEEDER PROJECT

APRIL 2024

31618-002

PFRWTA ID NO.: 2024-02

C

U s e rs

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B. FARIS

D. ATKINSON

B. FARIS

E-701

SOLIDS HANDLING BUILDING

ELECTRICAL

SINGLE LINE DIAGRAMS

MCC-6

BELT FILTER PRESS LCP

(LCP ME-25)

208V

NS

9F

SLUDGE

PUMP P-17E

7.5

30A

3P

EXISTING RELOCATED PUMP

AF

AT

A

MCP

K

FROM

SWGR-MAIN B

AF

AT

SPD-700

100kA

600:5

(3)

10A

10C

PMU

9A

TSH

C-800-044

10A

PREPARED

SPACE

10B

SECTION 7

PROPOSED ELEVATION

MCC-6

7C

7C

7A

7E

7D

SECTION 8

8C

8B

8A

8D

8F

8F

8E

SECTION 9

9A

9D

9F

9F

SECTION 10

10B

10C

9E

9E

9B

9B

10A

10A

9C

9C

7B

7B

MAIN

SIDE

B

TO

MCC-6

FROM

SWGR-MAIN

NEW CABLES IN NEW AND EXISTING

CONDUIT, SEE NOTE 1.

TERMINATE OUTGOING

WIRES HERE

TERMINATE INCOMING

WIRES HERE

SWGR-MAIN

PARTIAL SINGLE LINE DIAGRAM

MCC-6

PARTIAL SINGLE LINE DIAGRAM

NOTES:

1. NEW MCC-6 B-SIDE SUPPLY CONDUCTORS ARE

ROUTED FROM SWGR-MAIN (LOCATED WITHIN BLOWER

BUILDING) USING BOTH NEW AND EXISTING CONDUITS

THAT ARE BOTH EXPOSED AND WITHIN NEW AND

EXISTING DUCTBANKS. SEE SITE PLAN AND SOLIDS

HANDLING BUILDING POWER PLAN FOR FURTHER

INFORMATION.

2. CONTRACTOR NOTE: EXISTING CABLE THAT SUPPLIED

POWER TO THE B-SIDE OF MCC-6 FAULTED AND WAS

REMOVED IN ITS ENTIRETY BY THE OWNER.

NEW CABLES IN NEW AND EXISTING CONDUIT,

SEE NOTE 1.

SWGR-MAIN

ELEVATION (NOT TO SCALE)

MCC-6

PARTIAL ELEVATION (NOT TO SCALE)

MAY 2024JULY 2024

7B

MCC-6 B-SIDE MAIN

CIRCUIT BREAKER

MCC-6 BUS B

: RFB 2024-01

DESIGNED BY:

IF THIS BAR DOES NOT

MEASURE 1" THEN DRAWING

IS NOT TO FULL SCALE

PROJECT

ENGINEER:

DRAWN BY:

CHECKED BY:

REV ISSUED FOR DATE BY

HAZEN AND SAWYER

4035 RIDGE TOP ROAD, SUITE 400

FAIRFAX, VA 22030

N. MCDERMOTT

0 1/2" 1"

DATE:

HAZEN NO.:

CONTRACT NO.:

DRAWING

NUMBER:

PEPPER'S FERRY REGIONAL WASTEWATER

TREATMENT AUTHORITY

RADFORD, VIRGINIA

WASTEWATER TREATMENT FACILITY

MCC-6 FEEDER PROJECT

APRIL 2024

31618-002

PFRWTA ID NO.: 2024-02

C

U s e rs

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B. FARIS

D. ATKINSON

B. FARIS

E-702

ELECTRICAL

STANDARD DETAILS

TYPICAL DUCTBANK SECTION

E-33-0101

NOTES:

1. CONCRETE SHALL BE FURNISHED AND INSTALLED IN ACCORDANCE WITH SPECIFICATION

SECTION 03 30 00.

2. REINFORCING STEEL AND TIES SHALL BE FURNISHED AND INSTALLED IN ACCORDANCE WITH

SPECIFICATION SECTION 03 21 00. OVERLAP FOR REINFORCING STEEL SPLICES ALONG THE

DUCTBANK LENGTH SHALL BE 15", MINIMUM.

3. CONDUIT SPACERS ARE REQUIRED IN ACCORDANCE WITH SPECIFICATION SECTION 33 71 19.

HORIZONTAL SPACING OF CONDUIT SPACER ASSEMBLIES ALONG LENGTH OF DUCTBANK

SHALL BE AS SHOWN IN THE TABLE.

4. FOR DUCTBANKS LESS THAN 15" IN HEIGHT, THE LAP SHALL BE THE HEIGHT OF THE DUCTBANK.

5. IN POOR SOIL CONDITIONS, DUCTBANKS SHALL BE FORMED WITH FORMING MATERIALS TO

MAINTAIN 4” MINIMUM ENCASEMENT. WHERE SOIL CONDITIONS PERMIT AND THE EXCAVATION

IS MAINTAINED FOR A 4” MINIMUM TO 10” MAXIMUM ENCASEMENT, THE FORMWORK CAN BE

OMITTED.

MAX SPACING BETWEEN CONDUIT

SPACER ASSEMBLIES

CONDUIT SIZE SPACING

1" 3 FT

1 1/4-2" 5 FT

2 1/2-3" 6 FT

3 1/2-5" 7 FT

6" 8 FT

" M

IN

DUCTBANK WIDTH AND

HEIGHT AS REQUIRED

2", TYP

#4 REINFORCING STEEL (U-BAR)

SPACED EVERY 36" HORIZONTALLY

ALONG LENGTH OF DUCTBANK

#4 REINFORCING STEEL SPACED

EVERY 12" AND AT EVERY

CORNER, TYP 4 SIDES

CONDUIT SIZE(S), QUANTITY

AND TYPE AS REQUIRED

TIE, TYP

2"

(TYP)

4" MIN, 6" MAX CONCRETE

ENCASEMENT AROUND ALL DUCTS 24" MIN COVER

FINISHED GRADE

#4 REINFORCING STEEL BARS

DRIVEN INTO SOIL OR SET IN

CONCRETE PAD, SPACED EVERY

72" HORIZONTALLY ALONG LENGTH

OF DUCTBANK, TYP EACH SIDE

" M

IN

L

AP

CONDUIT SPACER ASSEMBLY,

SIZE AND CONFIGURATION AS

REQUIRED

#4/0 BARE COPPER GROUNDING

CONDUCTOR, INSTALLED INSIDE

REINFORCING STEEL CAGE

CONCRETE ENCASEMENT

AROUND DUCTS, TYP

SPACING DEPENDS UPON NUMBER OF

DUCTS AND TYPE OF SPACERS

SE

E

N O

TE

FORMWORK, SEE NOTE 5

CONDUIT, TYP

1" SPONGE RUBBER

EXPANSION JOINT

MATERIAL (TYP ALL

AROUND)

CONNECT GROUNDING

ELECTRODE CONDUCTOR

TO BLDG GROUNDING

ELECTRODE SYSTEM

CONDUIT BELL END FITTINGS

FINISHED FLUSH WITH INSIDE

WALL, SEE NOTE 2

OUTSIDE INSIDE

1"x4" ELASTOMERIC BEARING PAD (50

DUROMETER) UNDERSIDE OF ENCASEMENT

ONLY, FULL WIDTH. ADHERE TO BASE WITH

APPROVED ADHESIVE

NOTES:

1. BLOCK-OUT IN WALL SHALL BE SMOOTH AND PLUM BUILT TO

ACCOMMODATE THE REQUIRED CONCRETE DUCT BANK ENCASEMENT

PLUS 1" ALL AROUND.

2. INSTALL EXPANDING FOAM SEALANT IN CONDUIT AROUND

CONDUCTORS PER MANUFACTURER'S RECOMMENDATIONS.

CAULK WITH 1" SYNTHETIC

RUBBER ALL AROUND, EACH

FACE

CONCRETE DUCT BANK

ENCASEMENT, SEE DUCT

BANK SCHEDULE FOR SIZE,

PER STANDARD DETAIL

E-33-0101

WALL

BELOW-GRADE DUCT BANK TERMINATION TO EXISTING MANHOLE

WATERPROOF MEMBRANE PATCH

PER SPECIFICATION SECTION 03 15 00

(TYP ALL AROUND)

CL

COMPACTED

SUBGRADE

E-33-0106

MAY 2024JULY 2024

BELL END BUSHING, TYP

GROUND CONDUCTOR

CONDUIT(S)

#4 ADH DWLS @8"OC, EF (ALT

FACES) EMBED 8", SEE NOTE 3

SECTION A-A

#4 ADHESIVE DWLS, TYP

EXP RUBBER WS, CENTERED

IN WALL, CONT ALL AROUND

OPNG W/ 6" MIN LAP AT ENDS

S-03-0402R

CONCRETE ENCASEMENT, SEE

TYPICAL DUCT BANK DETAIL

ENCASED ELECTRICAL CONDUITS

AT EXISTING STRUCTURES

CJ

18" MIN,

SEE NOTE 1

NOTES:

1. CLASS A CONCRETE SHALL BE USED FOR THE CONCRETE

ENCASEMENT WHERE ENTERING EXISTING BUILDING WALL.

CLASS B CONCRETE MAY USED BEYOND THESE EXTENTS.

2. FOR DUCT BANKS LESS THAN 15" IN HEIGHT, THE LAP SPLICE

SHALL BE THE HEIGHT OF THE DUCTBANK OR TO THE

GREATEST LENGTH POSSIBLE.

3. REINFORCING DOWELS SHALL BE POSITIONED TO PASS

BETWEEN DUCT BANK CONDUIT, ADJUST SPACING TO 10" ON

CENTER MAXIMUM WHERE REQUIRED.

INSIDE FACE OF EXIST

CONC WALL, TYP

OUTSIDE FACE OF EXIST

CONC WALL, TYP

EXP RUBBER WS, CENTERED IN

WALL, CONT ALL AROUND OPNG

W/ 6" MIN LAP AT ENDS

SAW CUT LINE, TYP

A A

M

IN

L

A P

S

E E

N O

T E

: RFB 2024-01