VICINITY MAP SYMBOLS LEGEND GENERAL NOTES

WWTP REPAIR CLARIFIER #2

NORTHWEST ANNEX ° CHESAPEAKE, VIRGINIA

NAVAL FACILITIES ENGINEERING SYSTEMS COMMAND MID-ATLANTIC

DESIGN AND CONSTRUCTION

FACILITIES ENGINEERING AND ACQUISITION DIVISION

NORFOLK, VIRGINIA

B2 DETAIL OR SECTION TITLE

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APPROVED

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SEAL

A/E INFO

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EPROJECT NO.:

PM/DM

BRANCH MANAGER

CHIEF ENG/ARCH

FIRE PROTECTION

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DOUGLAS

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LANDING

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WEST

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LANDING

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NORTHWEST

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AutoCAD SHX Text U.S.17

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CURRITUCK CO.

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CAMDEN CO.

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CORNLAND

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ROAD

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WEST ROAD

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SHILLELAGH

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ROAD

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DOUGLAS ROAD

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BENEFIT

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ROAD

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DEEP CREEK

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HOUSING

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RT.1218

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NAVAL SUPPORT

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ACTIVITY NORFOLK

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NORTHWEST ANNEX

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ROUTE 168

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NORFOLK SOUTHERN R.R.

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HICKORY

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ROUTE 168

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JOHNSTOWN ROAD

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BALLAHACK

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ROAD

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ROAD

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BALLAHACK

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NORTHWEST

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CHESAPEAKE CITY

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CURRITUCK CO.

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ROAD

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WALNUTS

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LAKE DRUMMOND

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CAUSEWAY

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VIRGINIA

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NORTH

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CAROLINA

AutoCAD SHX Text DETAIL, SECTION, OR ELEVATION NUMBER. NUMBER REFERENCES GRID PLACEMENT ON SHEET WHICH DETAIL IS DRAWN.

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SHEET ON WHICH DETAIL, SECTION, OR ELEVATION IS DRAWN

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CARET SYMBOLIZES A PHOTOGRAPH OR INTERIOR ELEVATION.

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SHADED ARROW SIGNIFIES A SECTION CUT OR EXTERIOR ELEVATION.

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1. THE GENERAL SCOPE OF THIS PROJECT INCLUDES, BUT IS NOT LIMITED TO FOLLOWING WORK AT THE THE GENERAL SCOPE OF THIS PROJECT INCLUDES, BUT IS NOT LIMITED TO FOLLOWING WORK AT THE NORTHWEST WASTEWATER TREATMENT PLANT (WWTP) CLARIFIER #2: REPLACE THE ROTATING SCUM TROUGH, SKIMMER WIPER, EFFLUENT DROP BOX, AND PERTINENT FASTENERS AND HARDWARE BLAST AND PAINT ALL ROTARY STRUCTURES, WEIRS, AND METAL SURFACES INSIDE THE CLARIFIER BLAST AND PAINT THE TOPSIDE BRIDGE CATWALK AND GRATING REPLACE THE EXISTING TOPSIDE GEARBOX AND DRIVE UNIT LOCATED ON THE BRIDGE CATWALK AT THE CLARIFIER, STRUCTURE WALL, PROVIDE AND INSTALL A NEMA 4X CONTROL BOX. THIS WILL ALLOW POWER ISOLATION DOWNSTREAM OF THE MOTOR CONTROL CENTER (MCC) WHICH IS LOCATED INSIDE BUILDING 240. MISCELLANEOUS CONDUIT WORK AND MOUNTING HARDWARE FOR THE NEW PANEL AND MOTOR 2. ALL ITEMS INDICATED TO BE REMOVED MUST BE DISPOSED OF OFF SITE. ALL ITEMS INDICATED TO BE REMOVED MUST BE DISPOSED OF OFF SITE. 3. WHERE EXISTING CONSTRUCTION IS DAMAGED BY CONSTRUCTION REQUIRED BY THESE DOCUMENTS. REPAIR WHERE EXISTING CONSTRUCTION IS DAMAGED BY CONSTRUCTION REQUIRED BY THESE DOCUMENTS. REPAIR THE DAMAGED ITEM(S) WITH MATERIALS TO MATCH THE ADJACENT MATERIAL, TEXTURE AND COLOR. 4. VERIFY ALL FIELD CONDITIONS AND DIMENSIONS PRIOR TO PROCEEDING WITH THE WORK. DIMENSIONS FOR VERIFY ALL FIELD CONDITIONS AND DIMENSIONS PRIOR TO PROCEEDING WITH THE WORK. DIMENSIONS FOR EXISTING WORK ARE INDICATED AS "±". ALL DISCREPANCIES MUST BE BROUGHT TO THE IMMEDIATE ATTENTION OF THE CONSTRUCTION MANAGER IN WRITING. 5. ALL ITEMS MUST BE NEW AND PROVIDED BY THE CONTRACTOR. ALL ITEMS MUST BE NEW AND PROVIDED BY THE CONTRACTOR. 6. COORDINATE LAY DOWN AREA WITH THE CONSTRUCTION MANAGER PRIOR TO THE PRECONSTRUCTION MEETING. COORDINATE LAY DOWN AREA WITH THE CONSTRUCTION MANAGER PRIOR TO THE PRECONSTRUCTION MEETING. THE ALLOWABLE AREA SIZE MUST BE ESTABLISHED BY THE CONSTRUCTION MANAGER. 7. MANUFACTURER'S TRADE NAMES LISTED ARE NOT INTENDED TO BE PROPRIETARY. PRODUCTS OF OTHER MANUFACTURER'S TRADE NAMES LISTED ARE NOT INTENDED TO BE PROPRIETARY. PRODUCTS OF OTHER MANUFACTURERS WILL BE ACCEPTABLE PROVIDED THEY MATCH THE COLOR, FINISHES, TEXTURES AND PATTERNS OF THE MANUFACTURER LISTED, AND MEET THE TECHNICAL REQUIREMENTS OF THE SPECIFICATIONS OF THAT MANUFACTURE. 8. OBSERVE AND MAINTAIN BUILDING AND COMPOUND SECURITY REQUIREMENTS AS DIRECTED BY THE OBSERVE AND MAINTAIN BUILDING AND COMPOUND SECURITY REQUIREMENTS AS DIRECTED BY THE CONSTRUCTION MANAGER. 9. CONSTRUCTION WILL BE ACCOMPLISHED IN AND AROUND AREAS WHICH WILL REMAIN OPERATIONAL. AVOID CONSTRUCTION WILL BE ACCOMPLISHED IN AND AROUND AREAS WHICH WILL REMAIN OPERATIONAL. AVOID INTERFERENCE WITH THE OPERATIONAL WORK ROUTINE.

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SCALE:

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PROJECT SITE

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MAIN WWTP BLDG 240

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LAGOON

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LAGOON

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AERATION BASINS

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

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COVER SHEET

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JBJ

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JBJ

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WHW

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AS NOTED

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W. WITHAM, P.E.

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LIST OF SHEETS

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SHEET

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SHEET NUMBER

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NAVFAC DRAWING NO

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SHEET TITLE

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GENERAL

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COVER SHEET

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CIVIL

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CIVIL GENERAL NOTES, LEGEND, ABBREVIATIONS, & LOCATION PLAN

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CIVIL EXISTING CONDITIONS PLAN

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CD101

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CIVIL DEMOLIITON PLAN

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CS101

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CIVIL NEW WORK PLAN

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CS501

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CIVIL DETAILS

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CS502

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CIVIL DETAILS

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CS503

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CIVL DETAILS

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CIVIL PHOTOGRAPHIC PLAN

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ELECTRICAL

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ELECTRICAL SYMBOLS, LEGEND, ABBREVIATIONS, & NOTES

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ELECTRICAL EXISTING CONDITIONS PLAN

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ED101

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ELECTRICAL DEMOLITION PLAN

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ES101

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ELECTRICAL NEW WORK PLAN

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ELECTRICAL PHOTOGRAPHIC PLAN

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APPROVED

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FOR COMMANDER NAVFAC

SEAL

A/E INFO

OF

EPROJECT NO.:

PM/DM

BRANCH MANAGER

CHIEF ENG/ARCH

FIRE PROTECTION

N

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LOCATION PLAN

1. ITEMS NOTED TO BE DEMOLISHED OR REMOVED MUST BECOME THE PROPERTY OF THE CONTRACTOR.

REMOVE DEMOLITION DEBRIS FROM GOVERNMENT PROPERTY AND PROPERLY DISPOSE, UNLESS

OTHERWISE SPECIFIED. ADHERE TO APPLICABLE FEDERAL, STATE, AND LOCAL REGULATIONS.

2. NO EXCAVATION WORK IS ANTICIPATED. SHOULD EXCAVATION BECOME NECESSARY, CONTACT MISS UTILITY OF VIRGINIA (TELEPHONE#: 811) TO HAVE THE EXISTING UNDERGROUND LINES MARKED ON THE

GROUND SURFACE IN THE AREAS OF CONSTRUCTION.

3. COMPLY WITH THE PROVISIONS OF THE "VIRGINIA UNDERGROUND UTILITY DAMAGE PREVENTION ACT"

(SECTION 56-265.14 ET. SEQ., CODE OF VIRGINIA, 1950, AMENDED).

4. PROVIDE SMOOTH AND GRADUAL GRADE TRANSITIONS WITH NO SHARP OR ABRUPT CHANGES UNLESS

OTHERWISE NOTED.

5. ALL DISTURBED AND FINAL PAVED AREAS MUST BE GRADED TO PROMOTE POSITIVE DRAINAGE.

6. COORDINATE WITH THE CONTRACTING OFFICER FOR LAYDOWN AREAS PRIOR TO DELIVERY OF MATERIALS.

7. FIELD VERIFY EXISTING DIMENSIONS AND QUANTITIES PRIOR TO ORDERING MATERIALS OR BEGINNING

WORK.

8. NEW WORK WILL BE ACCOMPLISHED IN AND AROUND AREAS WHICH WILL REMAIN OPERATIONAL.

ACCORDINGLY, AVOID INTERFERENCE WITH THE OPERATIONAL WORK ROUTINE.

9. EXECUTE ALL WORK WITH CARE TO PROTECT FROM DAMAGE ALL ADJACENT EXISTING FEATURES THAT ARE TO REMAIN. ANY SUCH DAMAGE MUST BE REPAIRED OR REPLACED TO MATCH THE ORIGINAL CONDITION AS

APPROVED BY THE CONTRACTING OFFICER AT NO COST TO THE GOVERNMENT.

10. SEED GRASS AREAS DISTURBED BY CONSTRUCTION ACTIVITIES AND ESTABLISHED ADEQUATE VEGETATIVE

COVER, UNLESS OTHERWISE NOTED.

11. PROVIDE ALL DESIGNATED SAFETY REQUIREMENTS PRIOR TO STARTING WORK.

CIVIL GENERAL NOTES CIVIL LEGEND

CIVIL ABBREVIATIONS

S

PROJECT SITE

CLARIFIER #1

BL

DG 24

CLARIFIER #2

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BERM ROAD ACCESS

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CL

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CONC

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DI

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DIA

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ELEV

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EX

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FG

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MAX

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MG

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MH

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MIN

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SS

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SD

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SF

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TYP

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WV

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CENTER LINE

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CONCRETE

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DROP INLET

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DIAMETER

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ELEVATION

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EXISTING

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FINISHED GRADE

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MAXIMUM

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MATCH EXISTING GRADE

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MANHOLE

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MINIMUM

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SANITARY SEWER

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STORM DRAIN

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SILT FENCE

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TYPICAL

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WATER

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WATER VALVE

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UG

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UNDERGROUND

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TP

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TREE PROTECTION

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BIT

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BITUMINOUS

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SS

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STAINLESS STEEL

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COMM

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COMMUNICATION

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FM

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FORCE MAIN

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NTS

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NOT TO SCALE

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FC

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FACE OF CURB

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EP

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EDGE OF PAVEMENT

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BC

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BOTTOM OF CURB

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RD

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ROOF DRAIN

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XFR

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TRANSFORMER

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NOT FOUND

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BOC

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BACK OF CURB

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CO

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GEN

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GENERATOR

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ASPH

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ASPHALT

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PVMT

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PAVEMENT

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HH

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HAND HOLE

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UP

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UTILITY POLE

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FA

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FIRE ALARM

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INV

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INVERT

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IP

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LP

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INLET PROTECTION

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LIGHT POLE

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RCP

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REINFORCED CONCRETE

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UNK

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UNKNOWN

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HYD

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HYDRANT

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STD.

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STANDARD

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SW

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SWITCH PAD

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GW

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GUY WIRE

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UP

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UTILITY POLE

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PIPE

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CLEANOUT

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OE

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SANITARY SEWER, TYP.

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STORM SEWER, TYP.

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SANITARY MANHOLE

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DROP INLET

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BUILDING

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WATER, TYP.

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WATER VALVE

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ASPHALT

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CURB INLET

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FIRE HYDRANT

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STORM MANHOLE

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NATURAL GAS, TYP.

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UTILITY POLE

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TELEPHONE PEDESTAL

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OVERHEAD ELECTRICAL, TYP.

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SANITARY SEWER MANHOLE

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CO

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SEWER CLEANOUT

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TELEPHONE MANHOLE

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GUY WIRE

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GAS

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SD

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OR

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LIGHT POLE

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SIGN

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MISCELLANEOUS SITE FEATURE / BOLLARD

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XFR

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AST

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ABOVE GROUND STORAGE TANK

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TRANSFORMER

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METER

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CHAIN LINK FENCE, TYP.

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INLET PROTECTION

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EXISTING

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NEW

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SILT FENCE

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UE

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UNDERGROUND ELECTRICAL, TYP.

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CONCRETE

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AERATION BASINS

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LAGOON

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LAGOON

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SLUDGE BASIN

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FILTER BASIN

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PRIMARY BASIN

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SEDIMENTATION BASIN

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BERM ROAD ACCESS

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439 LAB

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FILTER PRESS

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PUMP BASIN

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DUR

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DUROMETER

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

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CIVIL GENERAL NOTES, LEGEND, ABBREVIATIONS, & LOCATION PLAN

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JBJ

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JBJ

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WHW

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AS NOTED

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W. WITHAM, P.E.

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CHK

SATISFACTORY TO DATE

APPROVED

ACTIVITY

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SEAL

A/E INFO

OF

EPROJECT NO.:

PM/DM

BRANCH MANAGER

CHIEF ENG/ARCH

FIRE PROTECTION

N

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EXISTING CONDITIONS PLAN

A1

CD102

KEYNOTES

CLARIFIER #1 CLARIFIER #2

20'0' 1"=10'

10'

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6" SCUM DRAIN

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6" SCUM DRAIN

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8" FILL LINE

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6" SLUDGE DRAIN

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6" SLUDGE DRAIN

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6" SLUDGE DRAIN

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8" EFFLUENT DRAIN

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8" FILL LINE

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8" FILL LINE

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SPLITTER MANHOLE

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SANITARY MANHOLE

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PUMP STA

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2.5" FORCE MAIN TO DIGESTOR #2

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SCUM COLLECTOR

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BRIDGE CATWALK

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8" EFFLUENT DRAIN

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SIDEWALK

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1" WATER

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YARD HYDRANT

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EFFLUENT TROUGH

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SCUM COLLECTOR

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BRIDGE CATWALK

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WEIR RINGS (2)

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EFFLUENT TROUGH

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STEPS

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STEPS

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INFLUENT BAFFLE

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6" SLUDGE DRAIN

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8" EFFLUENT

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LIGHT

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MOTOR DRIVE

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INFLUENT BAFFLE

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LIGHT

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1. THE NORTHWEST WASTEWATER TREATMENT PLANT (WWTP) HAS THE NORTHWEST WASTEWATER TREATMENT PLANT (WWTP) HAS TWO OPERATIONAL SECONDARY CLARIFIERS AS PART OF THEIR TREATMENT PROCESS TRAIN. 2. CLARIFIER #1 UNDERWENT EXTENSIVE INTERNAL REPAIRS IN CLARIFIER #1 UNDERWENT EXTENSIVE INTERNAL REPAIRS IN 2023. THE WORK INCLUDED COMPONENT REPLACEMENTS, RECOATING OF INTERIOR METAL STRUCTURES, MOTOR REPLACEMENT, AND THE ADDITION OF A NEW ELECTRICAL PANEL. THIS PROJECT WILL ACCOMPLISH SIMILAR REPAIRS FOR CLARIFIER #2. 3. AT THE PRE-BID SITE VISIT, THE GOVERNMENT WILL LOWER AT THE PRE-BID SITE VISIT, THE GOVERNMENT WILL LOWER THE WATER LEVEL TO WITHIN 12-INCHES OF THE BOTTOM OF THE CLARIFIER. THIS WILL ALLOW THE CONTRACTOR TO INSPECT THE STRUCTURE FOR PREPARATION OF A BID. 4. PRIOR TO THE ACTUAL START OF WORK, THE GOVERNMENT PRIOR TO THE ACTUAL START OF WORK, THE GOVERNMENT WILL BE RESPONSIBLE FOR TRANSFERRING THE SLUDGE TO OTHER LOCATIONS WITHIN THE PLANT PROCESS TRAIN. THE CONTRACTOR WILL BE RESPONSIBLE TO CLEAN THE INTERIOR OF THE BASIN.

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

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CIVIL EXISTING CONDITIONS PLAN

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SECTION VIEW: CLARIFIER #2 EXISTING CONDITIONS A1

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DEMOLITION KEYNOTES

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2 1

SECTION VIEW: CLARIFIER #2 DEMOLITION

CLARIFIER #1 SLUDGE SCRAPER (PRE-REPAIR)

CLARIFIER #1 SCUM COLLECTOR (PRE-REPAIR)

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8" EFFLUENT

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6" SCUM DRAIN TO PSTA

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EFFLUENT DROP BOX

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6" SLUDGE DRAIN TO PSTA

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INFLUENT BAFFLE

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8" INFLUENT

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WEIR RINGS (2)

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4 FT WIDE CATWALK & DECK GRATING

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8" SCH 40 PIPE

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WEIR RINGS (2)

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1.5-IN DIA HANDRAIL, 42-IN HIGH

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SLUDGE SCRAPER

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SLUDGE SCRAPER

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WATER LEVEL

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WIPER

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SKIMMER ARM

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SCUM COLLECTOR & SUPPORT BRACKET

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COUNTERWEIGHT

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SLUDGE HOPPER

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ELECTRIC MOTOR & GEAR DRIVE

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AutoCAD SHX Text NOTE: METAL SURFACE CLEANING IS DELINEATED AS SANDBLASTING WITH PARTICLE CONTAINMENT, SSPC-SP6. THE CONSTRUCTION INSTALLATION DATE IS 1992. LEAD PAINT IS NOT PRESENT. SURFACES TO BE BLASTED WILL ALSO BE PAINTED WITHIN THE SCOPE OF THIS PROJECT. 1. PREP AND BLAST (2) SUPPORT BEAMS AND HARDWARE FOR BRIDGE PREP AND BLAST (2) SUPPORT BEAMS AND HARDWARE FOR BRIDGE CATWALK. BEAM DIMENSIONS: 5-INCH FLANGES TOP AND BOTTOM, 14-IN DEEP MEMBER. 2. PREP AND BLAST STEEL DECKING AND HARDWARE. PREP AND BLAST STEEL DECKING AND HARDWARE. 3. PREP AND CLEAN PERIMETER WEIR RINGS, SUPPORT FRAMES AND PREP AND CLEAN PERIMETER WEIR RINGS, SUPPORT FRAMES AND HARDWARE. 4. PREP AND BLAST INFLUENT BAFFLE. PREP AND BLAST INFLUENT BAFFLE. 5. DEMOLISH AND REMOVE SCUM COLLECTOR. DEMOLISH AND REMOVE SCUM COLLECTOR. 6. DEMOLISH AND REMOVE NEOPRENE SKIMMER WIPER. ROTATING ARM AND DEMOLISH AND REMOVE NEOPRENE SKIMMER WIPER. ROTATING ARM AND COUNTERWEIGHT TO REMAIN. PREP AND BLAST SKIMMER WIPER ROTATING ARM AND COUNTERWEIGHT. 7. PREP AND BLAST EXTERIOR SURFACE OF 8-INCH INFLUENT SLUDGE PIPE. PREP AND BLAST EXTERIOR SURFACE OF 8-INCH INFLUENT SLUDGE PIPE. 8. DEMOLISH AND REMOVE EFFLUENT DROP BOX. 9. PREP AND BLAST SLUDGE SCRAPER. LATTICEWORK IS CONSTRUCTED OF 2-INCH ANGLE SECTIONS. NEOPRENE WIPERS TO REMAIN IN PLACE. 10. DEMOLISH AND REMOVE ELECTRIC MOTOR, GEAR DRIVE, AND MOUNTING PLATES. REFER TO ELECTRICAL DEMOLITION SHEETS. 11. PREP AND BLAST SCUM COLLECTOR SUPPORT FRAME. 12. DEMOLISH AND REMOVE PIPE CLAMP. 13. PREP AND BLAST PIPE SHAFT. 14. PREP AND BLAST SLUDGE HOPPER COVER.

AutoCAD SHX Text NOTE: DEPICTIONS OF CLARIFIER #1 ARE INTENDED FOR : DEPICTIONS OF CLARIFIER #1 ARE INTENDED FOR INFORMATIONAL PURPOSES ONLY, AS THESE ARE THE ONLY EMPTY CLARIFIER PHOTOS AVAILABLE AT THE NORTHWEST WWTP.

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NO SCALE

AutoCAD SHX Text NOTE: DEPICTIONS OF CLARIFIER #1 ARE INTENDED FOR : DEPICTIONS OF CLARIFIER #1 ARE INTENDED FOR INFORMATIONAL PURPOSES ONLY, AS THESE ARE THE ONLY EMPTY CLARIFIER PHOTOS AVAILABLE AT THE NORTHWEST WWTP.

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EXISTING GRADE

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

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CIVIL DEMOLIITON PLAN

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AS NOTED

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NEW WORK KEYNOTES

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SECTION VIEW: CLARIFIER #2 NEW WORK

PAINT SPECIFICATIONS

2 1

MANUFACTURER REPLACEMENT PARTS

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AutoCAD SHX Text COATING SYSTEM: 1. PRIME COAT, SHERWIN WILLIAMS (OR EQUAL) MACROPOXY 646 PRIME COAT, SHERWIN WILLIAMS (OR EQUAL) MACROPOXY 646 FAST CURE EPOXY, APPLIED AT 4 MILS DFT 2. INTERMEDIATE COAT, SHERWIN WILLIAMS (OR EQUAL) MACROPOXY INTERMEDIATE COAT, SHERWIN WILLIAMS (OR EQUAL) MACROPOXY 646 FAST CURE EPOXY, APPLIED AT 4 MILS DFT 3. FINISH FOR SUBMERGED METAL, SHERWIN WILLIAMS (OR EQUAL) FINISH FOR SUBMERGED METAL, SHERWIN WILLIAMS (OR EQUAL) MACROPOXY 646 FAST CURE EPOXY, APPLIED AT 4 MILS DFT 4. FINISH FOR ATMOSPHERIC METAL, SHERWIN WILLIAMS (OR EQUAL) FINISH FOR ATMOSPHERIC METAL, SHERWIN WILLIAMS (OR EQUAL) 218 HI-SOLIDS POLYURETHANE, APPLIED AT 43-4 MILS DFT 5. COLOR TO MATCH ADJACENT CLARIFIER METAL SURFACES COLOR TO MATCH ADJACENT CLARIFIER METAL SURFACES

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1. PAINT (2) SUPPORT BEAMS AND FOUNDATION BOLTS. PAINT (2) SUPPORT BEAMS AND FOUNDATION BOLTS. 2. PAINT STEEL DECKING, KICK PLATE, AND HARDWARE. LIMITS OF PAINTING PAINT STEEL DECKING, KICK PLATE, AND HARDWARE. LIMITS OF PAINTING ARE 6-INCHES ABOVE THE GRATING. 3. PAINT PERIMETER WEIR RINGS, SUPPORT FRAMES AND HARDWARE. PAINT PERIMETER WEIR RINGS, SUPPORT FRAMES AND HARDWARE. 4. PAINT INFLUENT BAFFLE. PAINT INFLUENT BAFFLE. 5. PROVIDE NEW PAINTED SCUM COLLECTOR AND HARDWARE, SEE SHEET PROVIDE NEW PAINTED SCUM COLLECTOR AND HARDWARE, SEE SHEET CS502 DETAIL. 6. PROVIDE NEW NEOPRENE SKIMMER WIPER AND MOUNTING HARDWARE. SEE PROVIDE NEW NEOPRENE SKIMMER WIPER AND MOUNTING HARDWARE. SEE SHEET CS503 DETAIL. PAINT SUPPORT ARM AND COUNTERWEIGHT. 7. PAINT EXTERIOR SURFACE OF 8-INCH INFLUENT SLUDGE PIPE. PAINT EXTERIOR SURFACE OF 8-INCH INFLUENT SLUDGE PIPE. 8. PROVIDE NEW PAINTED EFFLUENT DROP BOX, GASKETS, AND MOUNTING HARDWARE. SEE SHEET CS502. PROVIDE RTV SEALANT AROUND EDGES. 9. PAINT SLUDGE SCRAPER. 10. PROVIDE NEW ELECTRIC MOTOR, GEAR DRIVE, AND MOUNTING PLATES. REFER TO ELECTRICAL NEW WORK SHEETS. 11. PAINT SCUM COLLECTOR SUPPORT FRAME. PROVIDE NEW SUPPORT CLAMP. 12. PAINT PIPE SHAFT. 13. PAINT SLUDGE HOPPER COVER.

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1. CLARIFIER #1 WAS OVERHAULED IN 2023. THE REPLACEMENT PARTS WERE CLARIFIER #1 WAS OVERHAULED IN 2023. THE REPLACEMENT PARTS WERE SUPPLIED BY REBUILD-IT SERVICES GROUP, A SENTRY EQUIPMENT COMPANY. 2. DIMENSIONS AND CONFIGURATIONS OF THE REPLACEMENT PARTS ARE DIMENSIONS AND CONFIGURATIONS OF THE REPLACEMENT PARTS ARE DETAILED ON SHEETS CS501, CS502, AND CS503. ALL DIMENSIONS MUST BE VERIFIED UPON THE GOVERNMENT EMPTYING THE CLARIFIER FOR COMMENCEMENT OF WORK.

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EXISTING GRADE

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

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AutoCAD SHX Text 1743738

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CIVIL NEW WORK PLAN

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W. WITHAM. P.E.

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NOTES

ISOMETRIC VIEW: SCUM COLLECTOR AND EFFLUENT DROP BOX

SCUM COLLECTOR

EFFLUENT DROP BOX

SKIMMER WIPER

HAND OPERATED

ROD FOR SCUM

COLLECTOR

SECTION VIEW: SCUM COLLECTOR AND EFFLUENT DROP BOX

EFFLUENT DROP BOX

HAND OPERATED

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1. ISOMETRIC DRAWINGS ARE INTENDED TO ILLUSTRATE THE ISOMETRIC DRAWINGS ARE INTENDED TO ILLUSTRATE THE ORIENTATION OF NEW REPLACEMENT PARTS. 2. REFER TO DETAILS ON SHEETS CS502 AND CS503 FOR REFER TO DETAILS ON SHEETS CS502 AND CS503 FOR SPECIFIC PARTS AND DIMENSIONS.

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SCALE: 1" = 20'

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SCALE: 1" = 20'

AutoCAD SHX Text NOTE: FOR CLARITY, INFLUENT BAFFLE AND FOR CLARITY, INFLUENT BAFFLE AND SCUM COLLECTOR SUPPORT BRACKETS ARE NOT SHOWN.

AutoCAD SHX Text

CENTERLINE OF CLARIFIER

AutoCAD SHX Text NOTE: FOR CLARITY, INFLUENT BAFFLE AND FOR CLARITY, INFLUENT BAFFLE AND SCUM COLLECTOR SUPPORT BRACKETS ARE NOT SHOWN.

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EXISTING V-NOTCH WEIR

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EXISTING FLAT PLATE WEIR

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EXISTING CLARIFIER BOTTOM

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EXISTING CLARIFIER BOTTOM

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EXISTING V-NOTCH WEIR

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EXISTING FLAT PLATE WEIR

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EXISTING EFFLUENT CHANNEL

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EXISTING EXTERIOR WALL OF CLARIFIER

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EXISTING SLUDGE HOPPER COVER

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

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AutoCAD SHX Text 1743738

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CIVIL DETAILS

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AS NOTED

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MATERIAL NOTES FOR SHEET CS502

EFFLUENT DROP BOX: SIDE VIEW

EFFLUENT DROP BOX: TOP VIEW

ROTATING SCUM TROUGH

CLARIFIER #1 EFFLUENT DROP BOX (POST-REPAIRS)

8-INCH SCHEDULE 40 PIPE1/4-INCH THICK CAP

OPERATOR LEVER

OPERATOR LEVER

OPERATOR LEVER

3/8-INCH PLATE

7/8-INCH (TYP)

FASTENER SCHEDULE FOR SHEET CS502

SLOTTED OPENINGS

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1. EFFLUENT DROP BOX: A36 STEEL, 1/4-INCH PLATE EFFLUENT DROP BOX: A36 STEEL, 1/4-INCH PLATE 2. ROTATING SCUM COLLECTOR: A53 GRADE B STEEL ROTATING SCUM COLLECTOR: A53 GRADE B STEEL 3. SCUM COLLECTOR HAND OPERATOR ROD & SUPPORT SCUM COLLECTOR HAND OPERATOR ROD & SUPPORT PLATES: A36 STEEL

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AutoCAD SHX Text R14'-0"

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SCALE: 1" = 10'

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SCALE: 1" = 10'

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NO SCALE

AutoCAD SHX Text 10 1/4"

AutoCAD SHX Text 4 15/16"

AutoCAD SHX Text 11"

AutoCAD SHX Text NOTE: DEPICTIONS OF CLARIFIER #1 ARE INTENDED FOR : DEPICTIONS OF CLARIFIER #1 ARE INTENDED FOR INFORMATIONAL PURPOSES ONLY, AS THESE ARE THE ONLY EMPTY CLARIFIER PHOTOS AVAILABLE AT THE NORTHWEST WWTP.

AutoCAD SHX Text 1"

AutoCAD SHX Text 3 11/16"

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1. EFFLUENT DROP BOX FASTENERS: 304 SS: REUSE EXISTING EFFLUENT DROP BOX FASTENERS: 304 SS: REUSE EXISTING 304 SS: REUSE EXISTING ANCHOR BOLTS. CONFIRM EXISTING BOLT PATTERN MATCHES NEW TEMPLATE. FASTEN WITH 3/4-10 UNC WASHERS & HEX NUTS.

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

AutoCAD SHX Text N/A

AutoCAD SHX Text 1743738

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CIVIL DETAILS

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JBJ

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AS NOTED

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BRANCH MANAGER

CHIEF ENG/ARCH

FIRE PROTECTION

40'0' 1"=20'

20'

GRAPHIC SCALE

MATERIAL NOTES FOR SHEET CS503

PIPE CLAMP FOR SCUM COLLECTOR

CLARIFIER #1 EFFLUENT DROP BOX (POST-REPAIRS)

7/16-INCH DIA (TYP)

7/16-INCH DIA

SCUM TROUGH WEIR SEAL

8 3/4-INCH DIA

DETAIL "A"SKIMMER WIPER

1/2-INCH DIA (TYP)

EFFLUENT DROP BOX

EFFLUENT WEIR SEAL

SCUM COLLECTION & EFFLUENT DROP BOX ASSEMBLY

10'0' 1"=5'

5'

DETAIL "A"

EFFLUENT WEIR SEAL

SCUM COLLECTOR

SCUM COLLECTOR

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CLAMPS

SCUM COLLECTOR

CLAMPS

EFFLUENT DROP BOX

FASTENER SCHEDULE FOR SHEET CS503

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CS503

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1. PIPE CLAMP: 304 SS BAR, 3/16-INCH THICK PIPE CLAMP: 304 SS BAR, 3/16-INCH THICK 2. SCUM TROUGH WEIR SEAL: NEOPRENE 60 DUR. SCUM TROUGH WEIR SEAL: NEOPRENE 60 DUR. 3. SKIMMER WIPER: NEOPRENE 60 DUR.SKIMMER WIPER: NEOPRENE 60 DUR.

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SCALE: 1" = 5'

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NO SCALE

AutoCAD SHX Text NOTE: DEPICTIONS OF CLARIFIER #1 ARE INTENDED FOR : DEPICTIONS OF CLARIFIER #1 ARE INTENDED FOR INFORMATIONAL PURPOSES ONLY, AS THESE ARE THE ONLY EMPTY CLARIFIER PHOTOS AVAILABLE AT THE NORTHWEST WWTP.

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SECTION VIEW

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SCALE: 1" = 5'

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SCALE: 1" = 5'

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SCALE: 1" = 10'

AutoCAD SHX Text 6 X 14" = 84"

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SECTION VIEW

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EXISTING V-NOTCH WEIR

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EXISTING FLAT PLATE WEIR

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EXISTING SCUM DRAIN

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EXISTING EFFLUENT CHANNEL

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EXISTING BRIDGEWALK

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EXISTING MOTOR DRIVE

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SCALE: 1" = 20'

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EXISTING V-NOTCH WEIR

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EXISTING FLAT PLATE WEIR

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EXISTING LIGHT

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1. PIPE CLAMP FASTENERS: 304 SS, 3/8-16 UNC PIPE CLAMP FASTENERS: 304 SS, 3/8-16 UNC CAPSCREWS (1-1/2-INCH LONG) & HEX NUTS 2. SKIMMER WEIR SEAL FASTENERS: 304 SS, 3/8-16 SKIMMER WEIR SEAL FASTENERS: 304 SS, 3/8-16 CAPSCREWS (1-3/8-INCH LONG), DOUBLE WASHERS & HEX NUTS 3. SKIMMER WIPER FASTENERS: 304 SS, 3/8-16 UNCH SKIMMER WIPER FASTENERS: 304 SS, 3/8-16 UNCH CAPSCREWS (1-3/8-INCH LONG) AND HEX NITS

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EXISTING CLARIFIER WALL

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

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J. JONES, P.E.

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J. MILLER, P.E.

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CIVL DETAILS

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CLARIFIER #2 CURRENT CONDITIONS

CLARIFIER #2 (SLUDGE PUMP STATION IN FOREGROUND)

CLARIFIER #2 ACCESS STEPS TO BRIDGEWALK

CLARIFIER #2 EFFLUENT DROP BOX

CLARIFIER #2 SKIMMER ASSEMBLY CLARIFIER #2 MOTOR DRIVE

CLARIFIER #2 EFFLUENT DROP BOX GASKET

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

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CIVIL PHOTOGRAPHIC PLAN

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ABBREVIATIONS

GENERAL

POWER

GENERAL DEMOLITION NOTES

GENERAL NOTESSYMBOLS LEGEND

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E-001

AutoCAD SHX Text 1/C AFF AFG ARCI ARF BKR C CB CKT DWG EA EC ELEC EMT ENCL EQUIP EWC EWH EXIST EXP FCU FT GFCI GFE GFGI GFI GND HGT HH HID HUB LTS MCB MDP MECH MH MLO MTD MTG HT NEC NIC NL

AutoCAD SHX Text ONE CONDUCTOR ABOVE FINISHED FLOOR ABOVE FINISHED GRADE ARC-FAULT CIRCUIT INTERRUPTER ABOVE RAISED FLOOR BREAKER CONDUIT CIRCUIT BREAKER CIRCUIT DRAWING EACH EMPTY CONDUIT ELECTRICAL ELECTRICAL METALLIC TUBING ENCLOSURE EQUIPMENT ELECTRIC WATER COOLER ELECTRIC WATER HEATER EXISTING EXPLOSION PROOF EQUIPMENT FAN COIL UNIT FEET GOVERNMENT FURNISHED CONTRACTOR INSTALLED GOVERNMENT FURNISHED EQUIPMENT GOVERNMENT FURNISHED GOVERNMENT INSTALLED GROUND FAULT INTERRUPTER GROUND HEIGHT HANDHOLE HIGH INTENSITY DISCHARGE COMPUTER DISTRIBUTION HUB LIGHTS MAIN CIRCUIT BREAKER MAIN DISTRIBUTION PANEL MECHANICAL MANHOLE MAIN LUGS ONLY MOUNTED MOUNTING HEIGHT NATIONAL ELECTRICAL CODE NOT IN CONTRACT NIGHT LIGHT

AutoCAD SHX Text DEMOLITION/NEW WORK NOTE TAG - REFER TO /NEW WORK NOTE TAG - REFER TO NOTE TAG - REFER TO "DEMOLITION KEYNOTES" FOR EACH SHEET

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NTS OBI PNL PNLBD PVC QU REC REQ' D RGS RM SHT SUB T TYP UG UON W WP WW X XFMR

AutoCAD SHX Text NOT TO SCALE OUTLET BASE INFEED PANEL PANELBOARD POLYVINYL CHLORIDE CONDUIT QUANTITY RECEPTACLE REQUIRED RIGID GALVANIZED STEEL ROOM SHEET SUBSTATION TELEPHONE TYPICAL UNDERGROUND UNLESS OTHERWISE NOTED WIRE WEATHERPROOF WIREWAY (TROUGH) IN SCHEDULES, ITEM NOT APPLICABLE TRANSFORMER

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ELECTRICAL PANELBOARD (480/277V).

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ELECTRICAL PANELBOARD (120/208V).

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1. AN EQUIPMENT GROUND WIRE SHALL BE RUN WITH ALL FEEDERS AND BRANCH CIRCUITS. 2. ALL WIRING SHALL BE THWN/THHN, UON. ELECTRICAL WORK SHALL BE DONE AS PER 2014 NATIONAL ELECTRICAL CODE (NEC). 3. ALL ELECTRICAL EQUIPMENT SHALL BE IDENTIFIED AND LABELED. ALL FEEDERS/CIRCUITS SHALL BE IDENTIFIED AT EACH END OF THE WIRE AND AT EVERY SPLICE OR JUNCTION/PULL BOX. 4. PROVIDE NAMEPLATES ON THE EXTERIOR OF ALL ELECTRICAL PANELS AND ENCLOSURES AS FOLLOWS: FOR DISCONNECT SWITCHES AND MOTOR STARTERS THE TOP LINE SHALL BE THE NAME/DESIGNATION OF EQUIPMENT BEING FED BY SAME. 5. PROVIDE NEW TYPED DIRECTORIES FOR ALL PANELS (NEW OR EXISTING) INCLUDED IN THIS PROJECT. 6. DRAWINGS ARE BASED ON EXISTING BUILDING PLANS AND FIELD INVESTIGATIONS. CONTRACTOR SHALL VISIT THE EXISTING BUILDING AND ACQUAINT HIMSELF/HERSELF WITH THE EXISTING FIELD CONDITIONS. CONTRACTOR SHALL EXAMINE ALL DRAWINGS TO AVOID CONFLICT. 7. ALL NEW RECEPTACLES/SWITCHES SHALL BE RECESSED WHERE POSSIBLE; ALL CONDUIT/WIRING SHALL BE CONCEALED WHERE POSSIBLE. 8. COORDINATE WITH ARCHITECTURAL, MECHANICAL AND CIVIL DRAWINGS FOR EXACT FIXTURE LOCATIONS. 9. COORDINATE ELECTRICAL WORK WITH ARCHITECTURAL, MECHANICAL AND FIRE PROTECTION WORK PRIOR TO FABRICATION AND INSTALLATION TO PREVENT CONFLICTS. NOTIFY CONTRACTING OFFICER WHERE CONFLICTS ARE DISCOVERED PRIOR TO CONSTRUCTION AND BEFORE BEGINNING WORK IN THOSE AREAS. ALL CONFLICTS THAT ARISE DUE TO LACK OF COORDINATION SHALL BE RECTIFIED BY THE CONTRACTOR AT NO COST TO THE GOVERNMENT. 10. BRANCH CIRCUITS CONSIST OF 2-#12 & 1-#12 GND. IN 1/2" C, UNLESS OTHERWISE NOTED. 12. COORDINATE SIZE OF LIGHTING FIXTURE WITH LAMP DIMENSIONS. 13. CONTRACTOR SHALL EXTEND EXISTING CIRCUITS AS REQUIRED TO ACCOMMODATE EQUIPMENT'S NEW LOCATION. 14. PROVIDE ARC-FLASH LABELS ON ALL PANELS/DISCONNECT SWITCHES PROVIDE ARC-FLASH LABELS ON ALL PANELS/DISCONNECT SWITCHES AS PER UFC 3-560-01 AND NFPA 70E. SEE DETAIL PLATE ON SHEET E-001.

AutoCAD SHX Text

1. ALL EQUIPMENT SHOWN WITH DASHED LINE SHALL BE REM0VED, UON. 2. ALL WIRING TO EQUIPMENT SHALL BE REMOVED, UON. 3. ALL BOXES DISCONTINUED SHALL BE BLANKED OFF OR REMOVED AND DEVICES REMOVED. 5. EXISTING ELECTRICAL EQUIPMENT NOT INDICATED ON DEMOLITION PLAN SHALL REMAIN CONNECTED FOR CONTINUED USE. 6. CONTRACTOR SHALL RECONNECT ANY EXISTING CIRCUIT (INTERRUPTED BY REMOVAL OF AN EXISTING DEVICE) TO THE REMAINING ELECTRICAL EQUIPMENT LOCATED DOWNSTREAM FROM THE POINT OF INTERRUPTION.

AutoCAD SHX Text

FEEDS FROM PANEL MDP

AutoCAD SHX Text 100A, 120/208V-3%%C, 4W

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DRAWING NO. 15,350

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INSTALLED 1996

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PANEL LP1A

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DEVICE RATING

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POWER SOURCE

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NAVFAC DRAWING NUMBER

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INSTALLATION DATE

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DEVICE I.D.

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AF-1

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APRIL 2015

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GENERAL ARC FLASH WARNING LABEL

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SKETCH DATE

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STYLE

AutoCAD SHX Text NOTES: 1. PROVIDE SELF-ADHESIVE VINYL LABEL TO AFFIX TO ELECTRICAL EQUIPMENT TO PROVIDE SELF-ADHESIVE VINYL LABEL TO AFFIX TO ELECTRICAL EQUIPMENT TO WARN OF ARC FLASH HAZARDS. 2. THE LABEL FORMAT AND TEXT SHALL BE IN ACCORDANCE WITH THE FIGURE. THE LABEL FORMAT AND TEXT SHALL BE IN ACCORDANCE WITH THE FIGURE. 3. THE LABEL SHALL BE LOCATED ON THE EQUIPMENT TO BE CLEARLY VISIBLE TO THE LABEL SHALL BE LOCATED ON THE EQUIPMENT TO BE CLEARLY VISIBLE TO QUALIFIED PERSONS BEFORE EXAMINATION, ADJUSTMENT, SERVICING, OR MAINTENANCE OF THE EQUIPMENT. 4. THE SIZE OF THE LABEL SHALL BE MINIMUM: THE SIZE OF THE LABEL SHALL BE MINIMUM: EQUIPMENT TYPE HEIGHT WIDTH HEIGHT WIDTH WIDTH INDOOR 2" 3" 2" 3" 3" OUTDOOR 3" 4.5" 3" 4.5" 4.5" 5. A DOWNLOADABLE WINDOWS METAFILE IS AVAILABLE ON THE WHOLE BUILDING A DOWNLOADABLE WINDOWS METAFILE IS AVAILABLE ON THE WHOLE BUILDING DESIGN GUIDE WEBSITE (WWW.WDBG.ORG) FOR USE IN A LABEL MAKING MACHINE. WWW.WDBG.ORG) FOR USE IN A LABEL MAKING MACHINE. ) FOR USE IN A LABEL MAKING MACHINE. A. THE FILE IS LOCATED ON THE "NAVFAC CADD DETAILS" PAGE. TO NAVIGATE THE FILE IS LOCATED ON THE "NAVFAC CADD DETAILS" PAGE. TO NAVIGATE TO THIS LOCATION, FOLLOW: HOME > DOCUMENTS & REFERENCES > CCB > HOME > DOCUMENTS & REFERENCES > CCB > > DOCUMENTS & REFERENCES > CCB > DOCUMENTS & REFERENCES > CCB > > CCB > CCB > > CADD LIBRARY > NAVFAC CADD RESOURCES > NAVFAC CADD DETAILS. > NAVFAC CADD RESOURCES > NAVFAC CADD DETAILS. NAVFAC CADD RESOURCES > NAVFAC CADD DETAILS. > NAVFAC CADD DETAILS. B. ALTERNATIVELY, TYPE IN THE FOLLOWING ADDRESS IN INTERNET EXPLORER: ALTERNATIVELY, TYPE IN THE FOLLOWING ADDRESS IN INTERNET EXPLORER: HTTP://WWW.WBDG.ORG/CCB/BROWSE_CAT.PHP?C=232

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NON-FUSED DISCONNECT SWITCH

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

AutoCAD SHX Text 04/14/26

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J. JONES, P.E.

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J. MILLER, P.E.

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ELECTRICAL SYMBOLS, LEGEND, ABBREVIATIONS, & NOTES

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JMG

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JMG

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DNB

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AS NOTED

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C. MORTON, P.E.

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20'0' 1"=10'

10'

GRAPHIC SCALE

GENERAL SHEET NOTES

KEYNOTES

ELECTRICAL EXISTING CONDITIONS PLAN MCC1 ELEVATION

BUCKET NO, D-2

MOTOR CONTROL CENTER "MCC1"

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CLARIFIER #1

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CLARIFIER #2

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CONTROL ROOM

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BLDG 240

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MCC1

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SPARE

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SPARE

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SPARE

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POINT DRAIN

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FLOCCULATOR

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FLASH MIXER

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SPACE

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AERATION

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BLOWER

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AERATION

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BLOWER

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B-7 POST

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AERATION

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BLOWER

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B-6 POST

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AERATION

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BLOWER

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P-10 LOW

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PUMP

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PUMP

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FLOCCULATOR

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D-2 CIRC

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CLARIFIER

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NO. 1 PUMP

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D-1 CIRC

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CLARIFIER

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NO. 1 PUMP

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P-8 SLUDGE

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RETURN

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P-7 SLUDGE

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RETURN

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P-13 FILTER

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SERVICE

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P-5 EFFLUENT

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P-6 EFFLUENT

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P-3 CHEMICAL

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EQUALIZATION

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PUMP

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P-4 CHEMICAL

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EQUALIZATION

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PUMP

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MAIN

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CB

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MAIN

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CB FOR

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PNL LA

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POINT DRAIN

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P-11 FROTH

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PUMP

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FLASH MIXER

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1. MOTOR CONTROL CENTER "MCC1" IS A 480V, 3 , ARROW HART DISTRIBUTION MOTOR CONTROL CENTER "MCC1" IS A 480V, 3 , ARROW HART DISTRIBUTIONASSEMBLIES DIVISION. 2. CUBICAL NUMBER D-2 CONTROLS CLARIFIER NUMBER 2. CUBICAL NUMBER D-2 CONTROLS CLARIFIER NUMBER 2.

AutoCAD SHX Text A. REFER TO SHEET E-001 FOR GENERAL DEMOLITION NOTES. REFER TO SHEET E-001 FOR GENERAL DEMOLITION NOTES. B. ALL MATERIAL REMOVED UNDER DEMOLITION MUST BECOME THE PROPERTY ALL MATERIAL REMOVED UNDER DEMOLITION MUST BECOME THE PROPERTY OF THE CONTRACTOR AND REMOVED COMPLETELY OFF-SITE UNLESS NOTED OTHERWISE. C. CIRCUITS SHOWN ARE BASED ON FIELD WORK AND DRAWING INVESTIGATIONS. CIRCUITS SHOWN ARE BASED ON FIELD WORK AND DRAWING INVESTIGATIONS. CONTRACTOR MUST VERIFY ALL CIRCUITS PRIOR TO DEMOLITION.

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SCALE: 1" = 10'

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NOT TO SCALE

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

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J. JONES, P.E.

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J. MILLER, P.E.

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ELECTRICAL EXISTING CONDITIONS PLAN

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JMG

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JMG

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DNB

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AS NOTED

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10'SECTION VIEW: CLARIFIER #2 DEMOLITION

2 1

DISCONNECT AND MOTOR CONNECTION DETAIL "LB" CONNECTION

GENERAL SHEET NOTES

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1. DEMOLISH CIRCUIT FROM MOTOR BACK TO DISCONNECT SWITCH. DEMOLISH CIRCUIT FROM MOTOR BACK TO DISCONNECT SWITCH. 2. DEMOLISH NON-FUSED DISCONNECT. DEMOLISH NON-FUSED DISCONNECT. 3. DEMOLISH CONDUIT FEEDING NON-FUSED DISCONNECT SWITCH BACK TO "LB" DEMOLISH CONDUIT FEEDING NON-FUSED DISCONNECT SWITCH BACK TO "LB" JUNCTION BOX FED FORM MOTOR CONTROL CENTER "MCC1" IN THE CONTROL ROOM. PULL CONDUCTORS BACK TO "LB" FOR USE TO NEW CONTROL PANEL. REFER TO SHEET ES103. 4. SALVAGE/PROTECT EXISTING WIRING FOR REUSE. DEMOLISH EXISTING CONDUIT. SALVAGE/PROTECT EXISTING WIRING FOR REUSE. DEMOLISH EXISTING CONDUIT.

AutoCAD SHX Text A. REFER TO SHEET E-001 FOR GENERAL DEMOLITION NOTES. REFER TO SHEET E-001 FOR GENERAL DEMOLITION NOTES. B. ALL MATERIAL REMOVED UNDER DEMOLITION MUST BECOME THE PROPERTY ALL MATERIAL REMOVED UNDER DEMOLITION MUST BECOME THE PROPERTY OF THE CONTRACTOR AND REMOVED COMPLETELY OFF-SITE UNLESS NOTED OTHERWISE. C. CIRCUITS SHOWN ARE BASED ON FIELD WORK AND DRAWING INVESTIGATIONS. CIRCUITS SHOWN ARE BASED ON FIELD WORK AND DRAWING INVESTIGATIONS. CONTRACTOR MUST VERIFY ALL CIRCUITS PRIOR TO DEMOLITION.

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ROICC NORFOLK

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NORFOLK, VA

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NORTHWEST ANNEX

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CHESAPEAKE, VA

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JASON ETHERIDGE,NSA,HR

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J. JONES, P.E.

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J. MILLER, P.E.

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ELECTRICAL DEMOLITION PLAN

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JMG

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JMG

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DNB

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GENERAL SHEET NOTES

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