42210054_FTIG WWTP SBR 2 and Digester 2 Rehab_Drawings_Rev.pdf

PA-5C

PA-5A

PA-5C

PA-5A

SITE

WWTP

APPROXIMATELY 33 MILES TO HARRISBURG

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

Project No. 42210054

MAY 28, 2024

G.1.0 - COVER SHEET

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

Project No. 42210054

G.1.1 - ABBREVIATIONS

PROJECT AREA

GENERAL NOTES:

1. SEE SPECIFICATIONS SECTION 010100 - SUMMARY OF

WORK.

2. EXISTING FEATURES AS ORIGINALLY DESIGNED ARE SHOWN

IN BLACK LINEWORK AND TEXT - BASED ON DESIGN DRAWINGS

DATED SEPTEMBER 30, 2002, RELEASED FOR BID JULY 9, 2004

PREPARED BY SAIC ENGINEERING, INC.

3. PROPOSED WORK IS INDICATED WITH RED TEXT, LINES,

ARROWS, AND/OR CLOUDS.

4. VERIFIY ALL DIMENSIONS, EXISTING CONDITIONS, AND

FEATURES ON SITE. REPORT ANY DISCREPANCIES TO DMVA.

DO NOT SCALE DRAWINGS TO OBTAIN DIMENSIONS OR

DISTANCES.

TANK DEWATERING NOTES:

1. OWNER WILL DRAIN AND TRANSFER BULK LIQUID FROM

TANKS USING EXISTING FACILITIES.

2. CONTRACTOR SHALL PROVIDE ADDITIONAL PUMPS AND

RELATED EQUIPMENT TO COMPLETELY DEWATER AND REMOVE

LIQUIDS FROM TANKS. CONTRACTOR SHALL MAINTAIN

EQUIPMENT AS NEEDED DURING CONSTRUCTION TO DEWATER

TANKS.

3. LIQUID REMOVED SHALL BE TRANSFERRED TO ADJACENT

TANKS TO REMAIN IN OPERATION.

4. INORGANIC SOLIDS (GRIT, RAGS, ETC.) SHALL NOT BE

TRANSFERRED TO ADJACENT TANKS AND SHALL BE REMOVED

AND DISPOSED OF PROPERLY.

DEMOLITION NOTES:

1. REMOVE ALL EQUIPMENT AND COMPONENTS DESIGNATED

TO BE REPLACED. KEEP AND STORE MOTORS, PUMPS,

INSTRUMENTS, VALVES, VALVES, ACTUATORS, MIXER

ASSEMBLIES, DECANT ASSEMBLIES, AND RELATED ITEMS AS

DIRECTED BY DMVA. LEGALLY DISPOSE OF ALL OTHER

MATERIALS AND EQUIPMENT REMOVED DURING THE PROJECT

OFF SITE IN AN APPROVED MANNER.

2. CUT EXISTING ANCHORS AND FASTENERS IN CONCRETE

WALLS. REPAIR IN ACCORDANCE WITH THE PROPOSED COATING

MANUFACTURER'S RECOMMENDATIONS.

3. CONTRACTOR IS RESPONSIBLE FOR MEANS AND METHODS

AND PROVISION OF ALL LABOR, EQUIPMENT AND RESOURCES

REQUIRED TO EMPTY, CLEAN AND PREPARE SBR AND DIGESTER

TANKS FOR THE WORK IN ACCORDANCE WITH THE COATING

MANUFACTURER'S RECOMMENDATIONS AND REQUIREMENTS.

THIS INCLUDES REMOVAL OF ANY AND ALL ACCUMULATED

SEDIMENT AND GRIT IN SBR AND DIGESTER TANKS USING

MECHANICAL OR MANUAL METHODS. ALL WASTE REMOVED

FROM THE TANKS SHALL BE HAULED OFF SITE AND DISPOSED OF

AT AN APPROVED LANDFILL OR TREATMENT FACILITY.

TRANSPORT METHODS SHALL MEET REQUIREMENTS FOR THE

WASTE MATERIAL BEING HAULED. CONTRACTOR SHALL APPLY

FOR AND OBTAIN ALL REQUIRED APPROVALS/PERMITS FOR

HAULING AND DISPOSAL OF WASTE.

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

Project No. 42210054

MAY 28, 2024

C.1.0 - EXISTING

SITE PLAN

CONSTRUCTION NOTES (SHEET C.2.1):

1. REMOVE EXISTING INFLUENT BAFFLE. PROVIDE NEW SS INFLUENT BAFFLE.

2. REMOVE EXISTING INFLUENT PLUG VALVE AND ELECTRIC ACTUATOR.

PROVIDE NEW INFLUENT PLUG VALVE AND ELECTRIC ACTUATOR.

3. REMOVE EXISTING FLOATING DECANTER ASSEMBLY, RESTRAINED MOORING

SYSTEM, DISCHARGE PIPE AND FLEX JOINTS. PROVIDE NEW FLOATING

DECANTER ASSEMBLY, RESTRAINED MOORING SYSTEM, DISCHARGE PIPE AND

FLEX JOINTS, EQUIPMENT AND ACCESSORIES.

4. REMOVE EXISTING DECANT FLOW CONTROL VALVE. PROVIDE NEW DECANT

FLOW CONTROL VALVE.

5. REMOVE EXISTING SUPERNATENT WITHDRAWAL MECHANISM. PROVIDE

NEW SUPERNATENT WITHDRAWAL MECHANISM INCLUDING PIPE, SWIVEL

JOINT, PLUG VALVE, BLIND FLANGE, EQUIPMENT AND ACCESSORIES.

6. REPLACE DUCTILE IRON INFLUENT PIPE FROM WALL TO BAFFLE. MATCH

EXISTING MATERIAL - PROVIDE CLASS 52 FLANGED DUCTILE IRON PIPE

MINIMUM. PAINT PIPE TO MATCH ORIGINAL EXISTING COATING.

SEE NOTE 1

SEE NOTE 1

SEE NOTE 2

436.0

SEE NOTE 3

SEE NOTE 4

SEE NOTE 5

SEE NOTE 5

SEE NOTE 6

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

Project No. 42210054

MAY 28, 2024

C.2.1 - SBR AND

DIGESTER PLAN

SEE NOTE 2 ON

SHEET C.2.1

SEE NOTE 4 ON

SHEET C.2.1

SEE NOTE 4 ON

SHEET C.2.1

C.2.2 - SBR AND

DIGESTER SECTIONS

COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF

MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

Project No. 42210054

CONSTRUCTION NOTES

(SHEET C.2.3):

1. THIS SHEET PROVIDED FOR

INFORMATION ONLY. FIELD VERIFY

EXISTING EQUIPMENT INSTALLATION

DETAILS AND COORDINATE

PROPOSED EQUIPMENT

DIMENSIONS, LAYOUT, AND

FABRICATION.

2. SEE NOTE 3 AND 4 SHEET C.3.1.

C.2.3 - SBR AND

DIGESTER DETAILS

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

CONSTRUCTION NOTES (SHEET C.3.1):

1. REMOVE EXISTING SBR MIXER, CABLE MOORING SYSTEM,

ELECTRICAL CABLE, AND RELATED EQUIPMENT. PROVIDE NEW SBR

MIXER, CABLE MOORING SYSTEM, ELECTRICAL CABLE AND RELATED

EQUIPMENT AND ACCESSORIES .

2. REMOVE EXISTING DIGESTER MIXER, POST MOORING SYSTEM,

ELECTRICAL CABLE, AND RELATED EQUIPMENT. PROVIDE NEW

DIGESTER MIXER, POST MOORING SYSTEM, ELECTRICAL CABLE AND

RELATED EQUIPMENT AND ACCESSORIES.

3. REMOVE EXISTING SBR AERATION SYSTEM. PROVIDE NEW

RETRIEVABLE FINE BUBBLE AIR DIFFUSER ASSEMBLIES, FRAME

ASSEMBLY, AIR COLUMN, TRACK/BEAM, FLEXIBLE AIR LINE,

ISOLATION VALVE, LIFT MECHANISM, AND RELATED EQUIPMENT

AND ACCESSORIES.

4. REMOVE EXISTING DIGESTER AERATION SYSTEM. PROVIDE NEW

RETRIEVABLE COARSE BUBBLE DIFFUSER ASSEMBLIES, TRACK/

BEAM, FLEXIBLE AIR LINE, ISOLATION VALVE, LIFTING MECHANISM,

AND RELATED EQUIPMENT AND ACCESSORIES.

5. REMOVE EXISTING SBR SLUDGE TRANSFER PUMP. PROVIDE NEW

SLUDE WASTING PUMP, CABLE, DISCHARGE ELBOW, DISCHARGE

PIPING, LIFTING CHAIN, GUIDE BARS, SUPPORTS, AND RELATED

HARDWARE, ANCHORS, EQUIPMENT AND ACCESSORIES.

6. REMOVE EXISTING DIGESTER SLUDGE TRANSFER PUMP.

PROVIDE NEW SLUDGE WASTING PUMP, CABLE, DISCHARGE

ELBOW, DISCHARGE PIPING, LIFTING CHAIN, GUIDE BARS,

SUPPORTS, AND RELATED HARDWARE, ANCHORS, EQUIPMENT AND

ACCESSORIES.

7. EXISTING STEEL PIPE SUPPORTS INSTALLED BY DMVA TO

PROVIDE ADDITIONAL SUPPORT FOR DIGESTER MIXER POST (EACH

TANK). REMOVE / RELOCATE AS NEEDED DURING CONSTRUCTION

AND REPLACE / RESTORE IN ORIGINAL LOCATION WHEN WORK IS

COMPLETE.

8. PROVIDE PROTECTIVE COATING SYSTEM ON INTERIOR WALLS

AND FLOOR OF SBR 2 AND DIGESTER 2 TANKS. COATING SYSTEM

ON WALLS SHALL EXTEND FROM FLOOR TO THE BOTTOM OF THE

WALKWAY. SEE SPECIFICATION SECTION 09 96 00.

A. EXISTING CONCRETE TANKS ARE PRE-CAST POST TENSIONED

CONCRETE TANKS MANUFACTURED AND INSTALLED BY

DUTCHLAND, LLC, GAP, PA. POINT OF CONTACT IS JOSH ALLEN, P.E.,

717.442.1463.

B. DURING TANK PREP, REMOVE EXISTING FLEXIBLE SEALANT IN

VERTICAL JOINTS BETWEEN PRE-CAST WALL PANELS. FILL WITH A

CEMENTITIOUS MORTAR MATERIAL SUITABLE FOR SUBMERGED

WASTEWATER TREATMENT APPLICATIONS AND COMPATIBLE WITH

SPECIFIED COATING SYSTEM. APPLY COATING SYSTEM ACROSS

FILLED VERTICAL JOINTS.

C. REPLACE FLEXIBLE SEALANT AT WALL CORNERS AND WALL TO

FLOOR JOINTS WITH MATERIAL RECOMMENED BY DUTCHLAND, LLC

AND COMPATIBLE WITH SPECIFIED COATING SYSTEM.

SEE NOTE 1

SEE NOTE 2

SEE NOTE 3

SEE NOTE 3

SEE NOTE 4

SEE NOTE 5

SEE NOTE 6

SEE NOTE 7

C.3.1 - SLUDGE AND

AERATION PIPING PLAN

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

MOTOR

CONSTRUCTION NOTES (SHEET C.3.2):

1. THIS SHEET PROVIDED FOR INFORMATION ONLY. FIELD VERIFY EXISTING EQUIPMENT INSTALLATION

DETAILS AND COORDINATE PROPOSED EQUIPMENT DIMENSIONS, LAYOUT, AND FABRICATION.

2. SEE NOTE 1 AND 2 SHEET C3.1.

C.3.2 - SBR AND

DIGESTER EQUIPMENT

DETAILS

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

CONSTRUCTION NOTES (SHEET C.3.3):

1. THIS SHEET PROVIDED FOR INFORMATION ONLY. FIELD VERIFY EXISTING

EQUIPMENT INSTALLATION DETAILS AND COORDINATE PROPOSED

EQUIPMENT DIMENSIONS, LAYOUT, AND FABRICATION.

2. SEE NOTE 3 SHEET C.2.1.

3. SEE NOTE 5 AND 6 SHEET C.3.1.

C.3.3 - SBR AND

DIGESTER EQUIPMENT

DETAILS

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

C.4.1 - FILTER / UV

BUILDING PLAN

COMMONWEALTH OF PENNSYLVANIA

DEPARTMENT OF MILITARY AND VETERANS AFFAIRS

FORT INDIANTOWN GAP WASTEWATER TREATMENT PLANT -

SBR 2 AND DIGESTER 2 REHABILITATION

Project No. 42210054

MAY 28, 2024

CONSTRUCTION NOTES SHEET C.4.1:

1. UPGRADE CONTROLS IN DISK FILTER CONTROL

PANEL. SEE SPECIFICATION SECTION 46 53 53.

2. COORDINATE CONTROL PANEL UPGRADES AND

OPERATION OF FILTERS WITH PLANT OPERATION

STAFF.