W912QR24B0010_Corr_Final_Plans-0000.pdf

PDF 19 MB Posted Aug 5, 2024

Attached to: Wright Patterson Air Force Base (WPAFB) HVAC, AHUs and Chillers B271
Solicitation number: W912QR24B0010
Issued by: Department of the Army Corps of Engineers Engineering District Louisville

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Written by GovTribe AI · Aug 5, 2024

The document provided is a solicitation (W912QR24B0010) for the repair of HVAC, air handling units (AHUs), and chillers at the Wright-Patterson Air Force Base in Ohio. The contract is a firm-fixed-price construction contract with an estimated duration of 549 calendar days. The North American Industry Classification System (NAICS) code is 238220 for Plumbing, Heating, and Air-Conditioning Contractors. This is a full and open procurement, but it requires a HUBZone 10% price evaluation. The solicitation will be awarded based on the lowest priced complete offer, and the government intends to award without discussions.

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Other files

File	Type	Posted
W912QR24B0010-0002.pdf	PDF	Sep 12, 2024
W912QR24B0010_CERTFinal_Enviro_Survey-0001.pdf	PDF	Aug 29, 2024
W912QR24B0010_Cert_Final_Plans-0001.pdf	PDF	Aug 29, 2024
W912QR24B0010_Cert_Final_Specs-0001.pdf	PDF	Aug 29, 2024
Site Visit Attendee List Bldg 271 attendee list 08-15-24.xlsx	XLSX spreadsheet	Aug 19, 2024
W912QR24B0010_Corr_Final_Specs-0000.pdf	PDF	Aug 5, 2024
W912QR24B0010_Corr_Final_Enviro_Survey-0000.pdf	PDF	Aug 5, 2024

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REPAIR HVAC SYSTEM

PROJECT NUMBER: P2# 495504

WPAFB BUILDING 10271

ZHTV NUMBER : 160020

CERTIFIED FINAL

VICINITY MAP PROJECT SITE

CONTRACT NO. : W912QR19D0041

G-001

C O

S H

R S

SHEET TITLE

GENERAL

G-001 COVER SHEET

G-002 PHASING PLAN

G-003 PHASING PLAN

HAZARDOUS MATERIALS

HM101 HAZARDOUS MATERIAL PLANS

HM102 HAZARDOUS MATERIAL PLANS

HM103 HAZARDOUS MATERIAL PLANS

HM104 HAZARDOUS MATERIAL PLANS

HM105 HAZARDOUS MATERIAL PLANS

CIVIL

V-101 EXISTING CONDITIONS

V-102 EXISTING CONDITIONS

CD101 DEMOLITION PLAN

CS101 SITE PLAN

CS102 SITE PLAN

CU101 CHILLER PIPE PLAN & PROFILE

CU102 DRAIN PIPING PLAN & PROFILE

CU103 WATERLINE RELOCATION PLAN & PROFILE

C-501 DETAIL SHEET

STRUCTURAL

S-001 STRUCTURAL NOTES

S-201 FONDATION PLAN AND DETAILS

S-501 DETAILS

FIRE PROTECTION

FP101 FIRE PROTECTION PLAN -FIRST FLOOR

FP102 FIRE PROTECTION PLAN - SECOND FLOOR

MECHANICAL

M-001 ABBREVIATIONS

M-002 SYMBOLS

M-003 GENERAL NOTES

M-004 GENERAL ENVIRONMENTAL NOTES

MD101 FIRST FLOOR OVERALL DEMOLITION PLAN

MD401 ENLARGED DEMOLITION PLAN

MD402 ENLARGED DEMOLITION PLAN

MD403 ENLARGED DEMOLITION PLAN

MD404 ENLARGED MECHANICAL ROOM PLAN

MD405 ENLARGED MECHANICAL ROOM PLAN

MD801 MECHANICAL DEMOLITION SCHEMATIC

PROPOSED HAUL ROUTE

SHEET TITLE

M-101 FIRST FLOOR PIPING PLAN - WEST

M-102 FIRST FLOOR PIPING PLAN - EAST

M-103 FIRST FLOOR HVAC ATFP PLAN - WEST

M-104 FIRST FLOOR HVAC ATFP PLAN - EAST

M-105 SECOND FLOOR HVAC ATFP PLAN

M-301 SECTIONS

M-302 SECTIONS

M-303 SECTIONS

M-401 ENLARGED MECHANICAL ROOM PLAN

M-402 ENLARGED MECHANICAL ROOM PLAN

M-403 ENLARGED MECHANICAL ROOM PLAN

M-404 PARTIAL PLAN - COOLING TOWER

M-405 ENLARGED MECHANICAL ROOM PLAN

M-406 ENLARGED MECHANICAL ROOM PLAN

M-501 DETAILS

M-502 DETAILS

M-601 SCHEDULES

M-602 SCHEDULES

M-701 CONTROLS

M-702 CONTROLS

M-703 CONTROLS

M-704 CONTROLS

M-705 CONTROLS

M-706 CONTROLS

M-801 MECHANICAL SCHEMATIC

ELECTRICAL

E-001 GENERAL NOTES, SYMBOLS

&ABBREVIATIONS

ED101 1ST FLOOR PARTIAL POWER DEMOLITIONPLAN

ED102 PARTIAL 1ST FLOOR & COOLING TOWERPOWER

DEMOLITION PLAN

ED103 2ND FLOOR PARTIAL POWER DEMOLITIONPLAN

E-100 OVERALL 1ST FLOOR POWER PLAN

E-101 1ST FLOOR PARTIAL POWER PLAN

E-102 PARTIAL 1ST FLOOR & COOLING TOWERPOWER

PLAN

E-103 2ND FLOOR PARTIAL POWER PLAN

E-601 ELECTRICAL SCHEDULES

E-602 ELECTRICAL SCHEDULES AND DETAILS

E-801 PARTIAL ONE LNE DIAGRAM - NEW WORK

E-802 PARTIAL EXISTING ONE LINE DIAGRAM

-REFERENCE ONLY

E-803 EXISTING PARTIAL ONE LINE DIAGRAM

-REFERENCE ONLY

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

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SHEET ID

I, O H

E, K

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C A

H U

, 2 , 4

A N

D C

C G

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W R

, O H

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

AUGUST 02, 2024 - 100% CORRECTED FINAL

BLDG 10271

BUILDING 10271

GATE 26A

LOOP RD

SKEEL AVE

KUGLICS BLVD

GATE 26A

BLDG 10271

2Q R

C or r_ Fi na l_

Pl an s-

05 August 2024

W912QR24B0010

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

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E D

C R

O N

SHEET ID

I, O H

E, K

-1

C A

H U

, 2 , 4

A N

D C

C G

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W R

, O H

US Army Corps of Engineers

U .S

. A R

M Y

C O

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R S

AUGUST 02, 2024 - 100% CORRECTED FINAL

BLDG 10271

G P

G-002

THE CONSTRUCTION BASE BID AND BID OPTIONS ARE DESCRIBED WITHIN THE CONSTRUCTION PLAN

ON SHEETS G-002 AND G-003.

THE SEQUENCE OF CONSTRUCTION DESCRIBED ON SHEETS G-002 AND G-003 FOR THE BASE BID AND EACH BID OPTION IS A PLAN OUTLINE AND NOT INCLUSIVE OF ALL REQUIRED PROCEDURES FOR THE CONSTRUCTION OF EACH BASE BID OR BID OPTION. THE CONTRACTOR MAY ADJUST AND MODIFY THE CONSTRUCTION SEQUENCE WITHIN THE BASE BID AND EACH BID OPTION TO COMPLETE THE SCOPE OF WORK FOR THE PROJECT WHILE ADHERING TO THE GENERAL OUTLINE PRESENTED HERE.

THE CONTRACTOR TO PROVIDE A FINALIZED CONSTRUCTION PLAN TO THE GOVERNMENT FOR

APPROVAL PRIOR TO STARTING ANY WORK.

MECHANICAL CONTRACTOR TO COORDINATE WITH THE ELECTRICAL CONTRACTOR AND BAS

CONTROLS CONTRACTOR AT EACH BASE BID AND BID OPTION TO MAINTAIN CHILLED WATER SYSTEM

AND AIR HANDLING UNIT OPERATION. THE ELECTRICAL CONTRACTOR AND BAS CONTROLS

CONTRACTOR SHALL PROVIDE ANY NEW AND OR TEMPORARY SYSTEMS TO MAINTAIN THE CHILLED

WATER SYSTEM AND AIR HANDLING UNIT OPERATION.

BASE BID

THE MAIN SYSTEMS AFFECTED DURING BASE BID INCLUDE THE CHILLED WATER SYSTEM,

CONDENSER WATER SYSTEM, AND COOLING TOWERS. THE CONSTRUCTION AREA DURING BASE BID INCLUDES, BUT IS NOT LIMITED TO, THE FIRST FLOOR MECHANICAL ROOM AND THE EXTERIOR OF

THE BUILDING SUPPORTING THIS CONSTRUCTION.

TEMPORARY CHILLED WATER COOLING TO BE PROVIDED BY A RENTAL AIR-COOLED CHILLER WITH

PUMP PACKAGE LOCATED OUTSIDE ON GRADE OR TRAILER. DURATION OF TEMPORARY CHILLER

RENTAL IS SIX MONTHS. UNIT TO BE LOCATED OUTSIDE OF THE SOUTH SIDE OF THE FIRST FLOOR

MECHANICAL ROOM.

RENTAL CHILLER SIZED TO PROVIDE A NOMINAL 500 TONS OF COOLING. MULTIPLE SMALLER UNITS

MAY BE PROVIDED AND COMBINED TO MEET THE COOLING TONNAGE REQUIREMENT.

PROVIDE PACKAGED CHILLER(S) COMPLETE WITH THE FOLLOWING:

· HOSE BOX AND HOSE SECTIONS

· FLANGE ADAPTERS

· COUPLINGS

· PUMP(S)

· CABLE BOX

· MANIFOLD PIPING AT EXTERIOR

· CHILLED WATER PIPING FROM RENTAL CHILLER MANIFOLD TO EXTERIOR BUILDING

TEMPORARY CHILLED WATER CONNECTIONS

· MISCELLANEOUS

ELECTRICAL CONTRACTOR SHALL PROVIDE ELECTRICAL FEEDER FOR TEMPORARY 500 TON CHILLER THAT THE PROPOSED LOCATION IS ON THE EXTERIOR SOUTH SIDE OF THE MAIN MECHANICAL ROOM.

THERE IS A SPARE 1200AMP, 480V, 3P SWITCH WITHIN SUB-STATION #1 LOCATED IN THE MAIN ELECTRICAL ROOM. EXTEND 3 SETS OF 3# 600KCMIL, 1#3/ 0 GND IN 4" CONDUIT OR EXTERIOR AERIAL

CABLE FROM SPARE SWITCH THRU THAT ROOM, THRU STORAGE ROOM AND THRU MECHANICAL RM

TO EXTERIOR DISCONNECT SWITCH ON THE TEMPORARY CHILLER TRAILER. TEMPORARY UNIT

COMES WITH 1200AMP RATED MAIN CIRCUIT BREAKER

LEAD TIMES TO OBTAIN TEMPORARY MECHANICAL SYSTEMS, ELECTRICAL DISTRIBUTION, AND/OR

GENERATOR SHALL BE FACTORED TO MEET THE CONSTRUCTION PLAN TIME LINE.

DEMOLITION / NEW WORK SEQUENCE OUTLINE BELOW:

CONDENSER WATER SYSTEM - BASE BID PART 1A

1. CONSTRUCT NEW COOLING TOWER BASIN ON THE NORTH SIDE OF THE BUILDING.

2. CONNECT TEMPORARY AIR-COOLED CHILLER INTO THE EXISTING CHILLED WATER SYSTEM.

3. EXISTING CHILLED WATER SYSTEM BACK UP AND RUNNING.

4. AFTER NEW COOLING TOWER BASIN IS COMPLETE AND TEMPORARY AIR-COOLED CHILLER IS

CONNECTED TO CHILLED WATER SYSTEM, COMPLETE THE FOLLOWING:

a. RELOCATE EXISTING COOLING TOWERS (CT-1, 2, & 3) AND INSTALL ONTO NEW COOLING

TOWER BASIN.

b. INSTALL NEW CONDENSER WATER SUPPLY AND RETURN PIPING AROUND THE EXISTING

COOLING TOWER BASIN TO THE NEW COOLING TOWERS LOCATION.

c. INSTALL NEW DOMESTIC MAKEUP WATER PIPING AROUND THE EXISTING COOLING TOWER

BASIN TO THE NEW COOLING TOWERS LOCATION.

d. INSTALL NEW CONDENSER WATER PUMPS CWP-1, 2, & 3.

e. DEMOLISH EXISTING COOLING TOWER BASIN.

5. UNCOVER EXISTING BELOW GRADE CONDENSER WATER SUPPLY AND RETURN LINES FROM

THE EXISTING COOLING TOWERS INTO THE BUILDING.

6. DEMOLISH THE BELOW GRADE EXISTING CONDENSER WATER SUPPLY AND RETURN LINES

FROM THE EXISTING COOLING TOWERS INTO THE BUILDING.

7. INSTALL NEW BELOW GRADE CONDENSER WATER SUPPLY AND RETURN LINES FROM THE

RELOCATED COOLING TOWERS INTO THE BUILDING.

8. UNCOVER BELOW GRADE DOMESTIC MAKEUP WATER PIPING SERVING OLD LOCATION OF

COOLING TOWERS. DEMOLISH EXISTING TO POINT SHOWN ON DRAWINGS.

9. INSTALL NEW BELOW GRADE DOMESTIC MAKEUP WATER PIPING FROM TIE-IN LOCATION ON

DRAWINGS TO RELOCATED COOLING TOWERS.

10. DEMOLISH CONDENSER WATER PUMPS IN THE FIRST FLOOR MECHANICAL ROOM PIT.

NOTE: AFTER REMOVAL, CWP-3 TO BE TURNED OVER TO WPAFB FACILITIES MANAGER;

DISPOSE OF CWP-1 AND CWP-2.

11. MODIFY CONDENSER WATER PIPING INSIDE THE FIRST FLOOR MECHANICAL ROOM PIT.

12. DEMOLISH EXISTING SUMP PUMP IN THE FIRST FLOOR MECHANICAL ROOM PIT.

13. INSTALL NEW SUMP PUMP IN PIT.

14. INSTALL NEW DOMESTIC WATER MAKEUP PIPING FROM TIE-IN LOCATION IN PIT TO NEW

CONDENSER WATER PIPING IN PIT.

15. INSTALL NEW WATER SOFTENER IN THE COOLING TOWER WATER SUPPLY PIPING.

16. FILL AND RUN THE NEW CONDENSER WATER SYSTEM.

17. THE EXISTING WATER-COOLED CHILLERS (CH-1 AND CH-3) TO OPERATE WITH THE EXISTING

COOLING TOWERS AND NEW CONDENSER WATER PUMPS.

18. BALANCE WATER FLOWS IN THE CONDENSER WATER SYSTEMS FOR EXISTING CHILLERS

CH-1 AND CH-3.

CONSTRUCTION PLAN

CHILLED WATER SYSTEM - BASE BID PART 1B

TEMPORARY OUTAGE (24 HOURS) OF THE CHILLED WATER SYSTEM WHILE ISOLATION VALVES ARE INSTALLED AT THE SECONDARY PUMPS. PROVIDE WPAFB OWNED PORT-O-COOL UNITS IN CRITICAL

SPACES WHILE CHILLED WATER SYSTEM IS DOWN.

TEMPORARY OUTAGE (48 HOURS) OF THE CHILLED WATER SYSTEM WHILE SECONDARY CHILLED

WATER PUMPS (CHWP-4, 5, & 6) ARE REPLACED. PROVIDE WPAFB OWNED PORT-O-COOL UNITS IN

CRITICAL SPACES WHILE CHILLED WATER SYSTEM IS DOWN.

1. ISOLATE AND DEMOLISH EXISTING WATER-COOLED CHILLER CH-2.

2. INSTALL ISOLATION VALVES IN MAIN CHILLED WATER PIPING TO MINIMIZE DOWNTIME FOR

DEMOLITION AND INSTALLATION OF NEW SECONDARY PUMPS.

3. PRE-PIPE THE CHW SUPPLY AND RETURN PIPING, VALVES AND ACCESSORIES, AND PUMP

ASSEMBLY OFFSITE FOR ALL THREE SECONDARY PUMPS PRIOR TO INSTALLATION TO

MINIMIZE DOWNTIME.

4. DEMOLISH AND INSTALL NEW SECONDARY CHILLED WATER PUMPS (CHWP-4, 5, & 6).

5. INSTALL NEW PUMPS IN THE SAME LOCATION. RECONNECT TO EXISTING PIPING.

6. RECOVER AND STORE CHILLED WATER FOR

7. DEMOLISH AND INSTALL NEW PRIMARY CHILLED WATER PUMPS (CHWP- 2 & 3) ONE AT A TIME.

ISOLATE EACH PUMP SEPARATELY, DEMOLISH PUMP, THEN INSTALL NEW PUMP IN THE SAME

LOCATION. RECONNECT TO EXISTING PIPING. REPEAT FOR PRIMARY PUMP CHWP-3.

8. BALANCE WATER FLOWS IN THE CHILLED WATER AND CONDENSER WATER SYSTEMS FOR

EXISTING CHILLERS CH-1 AND CH-3.

9. FINAL BAS CONTROL SYSTEM REVIEW AND CHECK OUT.

COMPUTER ROOM AIR CONDITIONING UNITS (CRAC) - BASE BID PART 1C

1. RETRO FIT THE IT ROOM CRAC UNITS WITH NEW 2-WAY CONTROL VALVES AND UPGRADED

CONTROLS.

2. ACCORDING TO EXISTING DRAWINGS, CRAC UNITS HAVE SHUTOFF VALVES AT EACH UNIT.

ISOLATE EACH CRAC UNIT SEPARATELY, REPLACE 3-WAY VALVE WITH 2-WAY VALVE (AS

REQUIRED) AND UPGRADE CONTROLS (AS REQUIRED), THEN INSTALL NEW IN THE SAME

LOCATION. RECONNNECT TO EXISTING. REFER TO MECHANICAL DRAWINGS AND

SCHEDULES FOR CRAC UNITS REQUIRING 3-WAY VALVE AND CONTROL VALVE KIT

REPLACEMENT.

3. REPEAT FOR ALL CRAC UNITS.

4. WPAFB OWNED PORT-O-COOL UNITS TO BE PROVIDED IN COMPUTER ROOM SPACES, AS

NEEDED, WHILE CRAC UNITS ARE OFF.

NOTE: CONTRACTOR TO GIVE THE GOVERNMENT 14 DAYS NOTICE PRIOR TO DISCONNECTING ANY

CRAC UNITS WITHIN THE BUILDING. ALL WORK SHALL BE PERFORMED DURING NORMAL

WORKING HOURS.

BID OPTION #1

THE MAIN SYSTEMS AFFECTED DURING BID OPTION #1 INCLUDE AIR HANDLING UNIT AHU-4 AND RETURN FAN RF-4. THE CONSTRUCTION AREA DURING BID OPTION #1 INCLUDES, BUT IS NOT LIMITED

TO, THE SECOND FLOOR MECHANICAL ROOM AND THE EXTERIOR OF THE BUILDING SUPPORTING

THIS CONSTRUCTION.

TEMPORARY HEATING AND COOLING SHALL BE PROVIDED BY A RENTAL DX COOLING, ELECTRIC

HEATING AIR HANDLING UNIT LOCATED OUTSIDE ON GRADE OR TRAILER. DURATION OF TEMPORARY AHU RENTAL IS TWO MONTHS. UNIT TO BE LOCATED OUTSIDE OF THE SOUTH SIDE OF THE SECOND FLOOR MECHANICAL ROOM. RENTAL AHU SIZED TO PROVIDE A MINIMUM OF 22,000 CFM. MINIMUM OF 1070 CFM OUTSIDE AIR TO BE PROVIDED BY THE TEMPORARY AHU. PROVIDE TEMPORARY DUCTWORK

CONNECTIONS FROM THE RENTAL AHU TO CONNECTION LOCATIONS INSIDE THE BUILDING.

FOR TEMPORARY AHU-4 / RF-4, FOR TEMPORARY ELECTRICAL, THERE IS A EXISTING SPARE 600AMP

FUSED DISCONNECT SWITCH LOCATED ON WEST MECHANICAL RM WALL MARKED AS DISCONNECT

SWITCH FOR CHILLER #2, THAT SWITCH IS A SPARE AND SHALL BE USED FOR BID OPTION #1, #2, #3 AND #4. EACH OF THOSE BID OPTIONS SHALL BE CONDUCTED ONE AT A TIME FEED FROM THIS SWITCH. FOR BASIS OF DESIGN, THE TEMPORARY AHU-4 / RF-4 WILL BE PROVIDED WITH 300A, 480V, 3P MAIN CIRCUIT BREAKER LOCATED ON UNIT. ELECTRICAL CONTRACTOR TO PROVIDE A

TEMPORARY FEEDER FROM THE SPARE 600A FUSED DISCONNECT SWITCH WITH 1 SET OF

3#350KCMIL, 1# 3 GND IN 3" TO THE TEMPORARY AHU-4 / RF-4 LOCATED ON THE EXTERIOR GRADE OF

THE SOUTHEAST CORNER OF BELOW THE 2ND FL MECHANICAL ROOM. ROUTE CABLE THRU MAIN

MECHANICAL ROOM AND TURN VERTICAL OVER CHILLER #3 TO GET ABOVE LOWER ROOF BEFORE

PENETRATING THE WALL TO ROUTE TEMPORARY FEEDER ACROSS THE ROOF. TURNING FEEDER

DOWN OFF ROOF TO TEMPORARY MECHANICAL UNIT AHU-4 / RF-4. IN LIEU OF CONDUIT, MAY USE

EXTERIOR EXPOSED AERIAL RATED CABLE. COORDINATE EXACT LOCATION WITH MECHANICAL

CONTRACTOR.

LEAD TIMES TO OBTAIN TEMPORARY MECHANICAL SYSTEMS, ELECTRICAL DISTRIBUTION, AND/OR

GENERATOR SHALL BE FACTORED TO MEET THE CONSTRUCTION PLAN TIME LINE.

TEMPORARY OUTAGE (1 WEEKEND) OF THE AIR HANDLING SYSTEM SERVING SPACES CONNECTED TO

AHU-4 AND RF-4 TO TAKE PLACE WHILE THE TEMPORARY AHU SYSTEM IS CONNECTED AND

DISCONNECTED.

TEMPORARY OUTAGE (1 WEEKEND) OF AHU- 3 / RF-3, AHU-4 / RF-4, AND AHU-5 / RF-5 IS EXPECTED WHILE THE RELIEF AIR IS BEING DISCONNECTED AND RECONNECTED TO THE EXISTING LOUVERS AND

WHILE LOUVERS ARE REMOVED AND THEN RELOCATED BACK INTO PLACE.

DEMOLITION / NEW WORK SEQUENCE OUTLINE BELOW:

1. REMOVE EXISTING LOUVERS, PLENUM BOXES, AND EF-10 IN SECOND FLOOR MECHANICAL

ROOM TO GET EQUIPMENT AND TEMPORARY AHU CONNECTIONS IN / OUT OF THE BUILDING.

2. RETAIN LOUVERS AND EF-10 FOR REINSTALLATION AFTER COMPLETION OF BID OPTION #2

NEW WORK.

3. RELIEF AIR FROM EXISTING OPERATING SYSTEMS (AHU-5, RF-5, AHU-3, RF-3) AND

ASSOCIATED AUTOMATIC AIR DAMPERS TO BE MAINTAINED. PROVIDE TEMPORARY FLEXIBLE

DUCTWORK CONNECTIONS FROM THE RELIEF AIR HARD DUCT OUT THRU THE BUILDING

LOUVER OPENING. RECONNECT AND REINSTALL AUTOMATIC AIR DAMPERS INTO HARD

DUCTWORK PRIOR TO FLEXIBLE DUCTWORK CONNECTION.

4. PROVIDE FLEXIBLE SUPPLY AND RETURN DUCTWORK INTO THE BUILDING FROM THE

TEMPORARY AHU THRU EXISTING REMOVED LOUVER OPENING ON THE SOUTH SIDE OF THE

BUILDING.

5. SHUTDOWN AHU-4 AND RF-4.

6. CONNECT FLEXIBLE DUCTWORK TO EXISTING SUPPLY AND RETURN DUCTWORK MAINS

SERVING SPACES CONNECTED TO AHU-4. REFER TO FLOOR PLAN DRAWINGS FOR

RECOMMENDED CONNECTION LOCATION. CONTRACTOR TO FIELD VERIFY TEMPORARY

CONNECTION LOCATIONS PRIOR TO WORK.

BID OPTION #1 - CONTINUED

7. DISCONNECT AHU-4 AND RF-4 FROM EXISTING SUPPLY, RETURN, AND OUTSIDE AIR

DUCTWORK. CAP EXISTING SUPPLY AND RETURN DUCTWORK. OUTSIDE AIR DUCTWORK TO

BE CONNECTED TO FLEX DUCT AND DISCHARGED OUT OF THE CLOSEST LOUVER OPENING.

8. TURN ON TEMPORARY AHU TO CONDITION SPACES WHILE DEMOLITION OF AIR HANDLING

EQUIPMENT IS IN PROGRESS.

9. DEMOLISH AHU-4 AND RF-4, KNOCKDOWN DEMOLITION RECOMMENDED, AND REMOVE THRU

EASTSIDE LOUVER. CAP EXISTING CHWS AND CHWR PIPING.

10. INSTALL NEW AHU-4 AND RF-4. KNOCKDOWN CONFIGURATION INSTALLATION

RECOMMENDED. BRING NEW EQUIPMENT INTO MECHANICAL ROOM THRU EXISTING SOUTH

SIDE OPENING.

11. RECONNECT NEW EQUIPMENT TO EXISTING SUPPLY, RETURN AND OUTSIDE AIR DUCTWORK

AND CHWS / CHWR PIPING.

12. TURN OFF TEMPORARY AHU.

13. DISCONNECT TEMPORARY FLEXIBLE SUPPLY AND RETURN DUCTWORK. CAP CONNECTION

OPENINGS AT DUCTWORK MAINS.

14. REINSTALL AND RECONNECT LOUVERS, PLENUM BOXES, AND EF-10.

15. REMOVE FLEXIBLE DUCTWORK CONNECTIONS FROM RELIEF AIR OF REMAINING EXISTING

SYSTEMS (AHU-5, RF-5, AHU-3, RF-3) OUT THRU BUILDING LOUVER OPENING AND

RECONNECT HARD DUCT TO LOUVER PLENUM BOXES. RECONNECT AND REINSTALL

AUTOMATIC AIR DAMPERS IN DUCT IF PREVIOUS LOCATION CANNOT BE MAINTAINED.

16. START UP NEW AHU-4 AND RF-4.

17. REBALANCE ALL AFFECTED DUCTWORK AND PIPING SYSTEMS.

18. INSTALL NEW ANTI-TERRORISM HVAC SHUTDOWN BUTTON(S). REFER TO MECHANICAL

DRAWINGS FOR LOCATIONS.

19. BAS CONTROL SYSTEM REVIEW AND CHECK OUT.

BID OPTION #2

THE MAIN SYSTEMS AFFECTED DURING BID OPTION #2 INCLUDE AIR HANDLING UNIT AHU-1 AND RETURN FAN RF-1. THE CONSTRUCTION AREA DURING BID OPTION #2 INCLUDES, BUT IS NOT LIMITED TO, THE FIRST FLOOR MECHANICAL ROOM AND THE EXTERIOR OF THE BUILDING SUPPORTING THIS

CONSTRUCTION.

TEMPORARY HEATING AND COOLING SHALL BE PROVIDED BY A RENTAL DX COOLING, ELECTRIC

HEATING AIR HANDLING UNIT LOCATED OUTSIDE ON GRADE OR TRAILER. DURATION OF TEMPORARY AHU RENTAL IS THREE MONTHS. UNIT TO BE LOCATED OUTSIDE OF THE WEST SIDE OF THE FIRST FLOOR MECHANICAL ROOM. RENTAL AHU SIZED TO PROVIDE A MINIMUM OF 42,300 CFM. MULTIPLE

SMALLER UNITS MAY BE PROVIDED AND COMBINED TO MEET THE SUPPLY AIR REQUIREMENT.

MINIMUM OF 2100 CFM OUTSIDE AIR TO BE PROVIDED BY THE TEMPORARY AHU. PROVIDE

TEMPORARY DUCTWORK CONNECTIONS FROM THE RENTAL AHU TO CONNECTION LOCATIONS INSIDE

THE BUILDING.

FOR TEMPORARY AHU-1 / RF-1, FOR TEMPORARY ELECTRICAL, THERE IS A EXISTING SPARE 600AMP

FUSED DISCONNECT SWITCH LOCATED ON WEST MECHANICAL RM WALL MARKED AS DISCONNECT

SWITCH FOR CHILLER #2, THAT SWITCH IS A SPARE AND SHALL BE USED FOR BID OPTION #1, #2, #3 AND #4. EACH OF THOSE BID OPTIONS SHALL BE CONDUCTED ONE AT A TIME FEED FROM THIS SWITCH. FOR BASIS OF DESIGN, THE TEMPORARY AHU-1 / RF-1 WILL REQUIRE (2) UNITS. EACH UNIT SHALL BE PROVIDED WITH (1)300A, 480V, 3P MAIN CIRCUIT BREAKER LOCATED ONE ON EACH UNIT.

ELECTRICAL CONTRACTOR TO PROVIDE A TEMPORARY FEEDER FROM THE SPARE 600A FUSED

DISCONNECT SWITCH WITH 1 SET OF 3#350KCMIL, 1# 3 GND IN 3" TO EACH OF THE TEMPORARY AHU-1 / RF-1 LOCATED ON THE EXTERIOR GRADE OF THE WEST CORNER OF MAIN MECHANICAL ROOM. THIS IS THE SAME CABLE SET FOR BID OPTION 3. ROUTE CABLE THRU MAIN MECHANICAL ROOM AND

PENETRATE THE WALL WITH MINIMUAL IMPACT TO ROUTE TEMPORARY FEEDER TO UNIT. PATCH

EXTERIOR WALL TO MATCH EXISTING. COORDINATE EXACT LOCATION WITH MECHANICAL

CONTRACTOR.

LEAD TIMES TO OBTAIN TEMPORARY MECHANICAL SYSTEMS, ELECTRICAL DISTRIBUTION, AND/OR

GENERATOR SHALL BE FACTORED TO MEET THE CONSTRUCTION PLAN TIME LINE.

TEMPORARY OUTAGE (1 WEEKEND) OF THE AIR HANDLING SYSTEM SERVING SPACES CONNECTED

TO AHU-1 AND RF-1 TO TAKE PLACE WHILE THE TEMPORARY AHU SYSTEM IS CONNECTED AND

DISCONNECTED.

DEMOLITION / NEW WORK SEQUENCE OUTLINE BELOW:

1. REMOVE EXISTING LOUVER AND AUTOMATIC AIR DAMPER IN FIRST FLOOR MECHANICAL

ROOM ON THE WEST SIDE OF THE ROOM TO GET TEMPORARY AHU CONNECTIONS IN / OUT

OF THE BUILDING.

2. RETAIN LOUVER AND AUTOMATIC AIR DAMPER FOR REINSTALLATION AFTER COMPLETION OF

BID OPTION #2 NEW WORK.

3. PROVIDE FLEXIBLE SUPPLY AND RETURN DUCTWORK INTO THE BUILDING FROM THE

TEMPORARY AHU THRU EXISTING REMOVED LOUVER OPENING ON THE WEST SIDE OF THE

BUILDING.

4. SHUTDOWN AHU-1 AND RF-1.

5. CONNECT FLEXIBLE DUCTWORK TO EXISTING SUPPLY AND RETURN DUCTWORK MAINS

SERVING SPACES CONNECTED TO AHU-1. REFER TO FLOOR PLAN DRAWINGS FOR

RECOMMENDED CONNECTION LOCATION. CONTRACTOR TO FIELD VERIFY TEMPORARY

CONNECTION LOCATIONS PRIOR TO WORK.

6. DISCONNECT AHU-1 AND RF-1 FROM EXISTING SUPPLY, RETURN, AND OUTSIDE AIR

DUCTWORK. CAP EXISTING SUPPLY AND RETURN DUCTWORK. OUTSIDE AIR DUCTWORK TO

BE CONNECTED TO FLEX DUCT AND DISCHARGED OUT OF THE CLOSEST LOUVER OPENING.

7. TURN ON TEMPORARY AHU TO CONDITION SPACES WHILE DEMOLITION OF AIR HANDLING

EQUIPMENT IS IN PROGRESS.

8. DEMOLISH AHU-1 AND RF-1 LOCATED ON MEZZANINES OVER EXISTING CHILLERS,

KNOCKDOWN DEMOLITION RECOMMENDED, AND REMOVE THRU MECHANICAL ROOM DOCK

BAY DOORS. CAP EXISTING CHWS AND CHWR PIPING.

9. INSTALL NEW AHU-1 AND RF-1. NEW EQUIPMENT TO BE LOCATED ON EXISTING MEZZANINES.

KNOCKDOWN CONFIGURATION INSTALLATION RECOMMENDED. BRING NEW EQUIPMENT INTO

MECHANICAL ROOM THRU EXISTING MECHANICAL ROOM DOCK BAY DOORS.

10. RECONNECT NEW EQUIPMENT TO EXISTING SUPPLY, RETURN AND OUTSIDE AIR DUCTWORK

AND CHWS / CHWR PIPING.

11. TURN OFF TEMPORARY AHU.

12. DISCONNECT TEMPORARY FLEXIBLE SUPPLY AND RETURN DUCTWORK. CAP CONNECTION

OPENINGS AT DUCTWORK MAINS.

13. REINSTALL AND RECONNECT LOUVER AND AUTOMATIC AIR DAMPER.

14. START UP NEW AHU-1 AND RF-1.

15. REBALANCE ALL AFFECTED DUCTWORK AND PIPING SYSTEMS.

18. INSTALL NEW ANTI-TERRORISM HVAC SHUTDOWN BUTTON(S). REFER TO MECHANICAL

DRAWINGS FOR LOCATIONS.

19. BAS CONTROL SYSTEM REVIEW AND CHECK OUT.

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CONSTRUCTION PLAN (CONTINUTED)

BID OPTION #4

THE MAIN SYSTEMS AFFECTED DURING BID OPTION #4 INCLUDE AIR HANDLING UNIT AHU-5 AND RETURN FAN RF-5. THE CONSTRUCTION AREA DURING BID OPTION #4 INCLUDES, BUT IS NOT LIMITED

TO, THE SECOND FLOOR MECHANICAL ROOM AND THE EXTERIOR OF THE BUILDING SUPPORTING

THIS CONSTRUCTION.

TEMPORARY HEATING AND COOLING TO BE PROVIDED BY A RENTAL DX COOLING, ELECTRIC HEATING

AIR HANDLING UNIT LOCATED OUTSIDE ON GRADE OR TRAILER. DURATION OF TEMPORARY AHU

RENTAL IS ONE MONTH. UNIT TO BE LOCATED OUTSIDE OF THE SOUTH SIDE OF THE SECOND FLOOR MECHANICAL ROOM. RENTAL AHU SIZED TO PROVIDE A MINIMUM OF 4,250 CFM. MINIMUM OF 400 CFM

OUTSIDE AIR TO BE PROVIDED BY THE TEMPORARY AHU. PROVIDE TEMPORARY DUCTWORK

CONNECTIONS FROM THE RENTAL AHU TO CONNECTION LOCATIONS INSIDE THE BUILDING.

FOR TEMPORARY AHU-5 / RF-5, FOR TEMPORARY ELECTRICAL, THERE IS A EXISTING SPARE 600AMP

FUSED DISCONNECT SWITCH LOCATED ON WEST MECHANICAL RM WALL MARKED AS DISCONNECT

SWITCH FOR CHILLER #2, THAT SWITCH IS A SPARE AND SHALL BE USED FOR BID OPTION #1, #2, #3 AND #4. EACH OF THOSE BID OPTIONS SHALL BE CONDUCTED ONE AT A TIME FEED FROM THIS SWITCH. FOR BASIS OF DESIGN, THE TEMPORARY AHU-5 / RF-5 WILL BE PROVIDED WITH 50A, 480V, 3P MAIN CIRCUIT BREAKER LOCATED ON UNIT. ELECTRICAL CONTRACTOR TO PROVIDE A TEMPORARY FEEDER FROM THE SPARE 600A FUSED DISCONNECT SWITCH WITH 1 SET OF 3#350KCMIL, 1# 3 GND IN

3" TO THE TEMPORARY AHU-5 / RF-5 LOCATED ON THE EXTERIOR GRADE OF THE SOUTHEAST

CORNER OF BELOW THE 2ND FL MECHANICAL ROOM. THIS IS THE SAME CABLE SIZE FOR BID OPTION 2 TO BE REUSED. ROUTE CABLE THRU MAIN MECHANICAL ROOM AND TURN VERTICAL OVER CHILLER

#3 TO GET ABOVE LOWER ROOF BEFORE PENETRATING THE WALL TO ROUTE TEMPORARY FEEDER

ACROSS THE ROOF. TURNING FEEDER DOWN OFF ROOF TO TEMPORARY MECHANICAL UNIT AHU-5 / RF-5. IN LIEU OF CONDUIT, MAY USE EXTERIOR EXPOSED AERIAL RATED CABLE. COORDINATE EXACT

LOCATION WITH MECHANICAL CONTRACTOR

LEAD TIMES TO OBTAIN TEMPORARY MECHANICAL SYSTEMS, ELECTRICAL DISTRIBUTION, AND/OR

GENERATOR SHALL BE FACTORED TO MEET THE CONSTRUCTION PLAN TIME LINE.

TEMPORARY OUTAGE (1 WEEKEND) OF THE AIR HANDLING SYSTEM SERVING SPACES CONNECTED

TO AHU-5 AND RF-5 TO TAKE PLACE WHILE THE TEMPORARY AHU SYSTEM IS CONNECTED AND

DISCONNECTED.

TEMPORARY OUTAGE (1 WEEKEND) OF AHU- 3 / RF-3, AHU-4 / RF-4, AND AHU-5 / RF-5 IS EXPECTED WHILE THE RELIEF AIR IS BEING DISCONNECTED AND RECONNECTED TO THE EXISTING LOUVERS

AND WHILE LOUVERS ARE REMOVED AND THEN RELOCATED BACK INTO PLACE.

DEMOLITION / NEW WORK SEQUENCE OUTLINE BELOW:

1. REMOVE EXISTING LOUVERS, PLENUM BOXES, AND EF-10 IN SECOND FLOOR

MECHANICAL ROOM TO GET EQUIPMENT AND TEMPORARY AHU CONNECTIONS IN / OUT

OF THE BUILDING.

2. RETAIN LOUVERS AND EF-10 FOR REINSTALLATION AFTER COMPLETION OF BID OPTION

#4 NEW WORK.

3. RELIEF AIR FROM EXISTING OPERATING SYSTEMS (AHU-4, RF-4, AHU-3, RF-3) AND

ASSOCIATED AUTOMATIC AIR DAMPERS TO BE MAINTAINED. PROVIDE TEMPORARY

FLEXIBLE DUCTWORK CONNECTIONS FROM THE RELIEF AIR HARD DUCT OUT THRU THE

BUILDING LOUVER OPENING. RECONNECT AND REINSTALL AUTOMATIC AIR DAMPERS

INTO HARD DUCTWORK PRIOR TO FLEXIBLE DUCTWORK CONNECTION.

4. PROVIDE FLEXIBLE SUPPLY AND RETURN DUCTWORK INTO THE BUILDING FROM THE

TEMPORARY AHU THRU EXISTING REMOVED LOUVER OPENING ON THE SOUTH SIDE OF

THE BUILDING.

5. SHUTDOWN AHU-5 AND RF-5.

6. CONNECT FLEXIBLE DUCTWORK TO EXISTING SUPPLY AND RETURN DUCTWORK MAINS

SERVING SPACES CONNECTED TO AHU-5. REFER TO FLOOR PLAN DRAWINGS FOR

RECOMMENDED CONNECTION LOCATION. CONTRACTOR TO FIELD VERIFY TEMPORARY

CONNECTION LOCATIONS PRIOR TO WORK.

7. DISCONNECT AHU-5 AND RF-5 FROM EXISTING SUPPLY, RETURN, AND OUTSIDE AIR

DUCTWORK. CAP EXISTING SUPPLY AND RETURN DUCTWORK. OUTSIDE AIR DUCTWORK

TO BE CONNECTED TO FLEX DUCT AND DISCHARGED OUT OF THE CLOSEST LOUVER

OPENING.

8. TURN ON TEMPORARY AHU TO CONDITION SPACES WHILE DEMOLITION OF AIR HANDLING

EQUIPMENT IS IN PROGRESS.

9. DEMOLISH AHU-5 AND RF-5, KNOCKDOWN DEMOLITION RECOMMENDED, AND REMOVE

THRU EASTSIDE LOUVER. CAP EXISTING HWS AND HWR PIPING.

10. INSTALL NEW AHU-5 AND RF-5. KNOCKDOWN CONFIGURATION INSTALLATION

RECOMMENDED. BRING NEW EQUIPMENT INTO MECHANICAL ROOM THRU EXISTING

SOUTH SIDE OPENING.

11. RECONNECT NEW EQUIPMENT TO EXISTING SUPPLY, RETURN AND OUTSIDE AIR

DUCTWORK AND HWS / HWR PIPING.

12. TURN OFF TEMPORARY AHU.

13. DISCONNECT TEMPORARY FLEXIBLE SUPPLY AND RETURN DUCTWORK. CAP

CONNECTION OPENINGS AT DUCTWORK MAINS.

14. REINSTALL AND RECONNECT LOUVERS, PLENUM BOXES, AND EF-10.

15. REMOVE FLEXIBLE DUCTWORK CONNECTIONS FROM RELIEF AIR OF REMAINING EXISTING

SYSTEMS (AHU-4, RF-4, AHU-3, RF-3) OUT THRU BUILDING LOUVER OPENING AND

RECONNECT HARD DUCT TO LOUVER PLENUM BOXES. RECONNECT AND REINSTALL

AUTOMATIC AIR DAMPERS IN DUCT IF PREVIOUS LOCATION CANNOT BE MAINTAINED.

16. START UP NEW AHU-5 AND RF-5.

17. REBALANCE ALL AFFECTED DUCTWORK AND PIPING SYSTEMS.

18. INSTALL NEW ANTI-TERRORISM HVAC SHUTDOWN BUTTON(S). REFER TO MECHANICAL

DRAWINGS FOR LOCATIONS.

19. BAS CONTROL SYSTEM REVIEW AND CHECK OUT.

BID OPTION #5

INSTALL NEW CHILLER CH-2 AND ASSOCIATED SIDE STREAM FILTER SSF-2 AND CONNECT TO

EXISTING PIPING.

BID OPTION #3

THE MAIN SYSTEMS AFFECTED DURING BID OPTION #3 INCLUDE AIR HANDLING UNIT AHU-2 AND RETURN FAN RF-2. THE CONSTRUCTION AREA DURING BID OPTION #3 INCLUDES, BUT IS NOT LIMITED TO, THE FIRST FLOOR MECHANICAL ROOM AND THE EXTERIOR OF THE BUILDING SUPPORTING THIS

CONSTRUCTION.

TEMPORARY HEATING AND COOLING SHALL BE PROVIDED BY A RENTAL DX COOLING, ELECTRIC

SMALLER UNITS MAY BE PROVIDED AND COMBINED TO MEET THE SUPPLY AIR REQUIREMENT.

MINIMUM OF 950 CFM OUTSIDE AIR TO BE PROVIDED BY THE TEMPORARY AHU. PROVIDE TEMPORARY

DUCTWORK CONNECTIONS FROM THE RENTAL AHU TO CONNECTION LOCATIONS INSIDE THE

BUILDING.

FOR TEMPORARY AHU-2 / RF-2, FOR TEMPORARY ELECTRICAL, THERE IS A EXISTING SPARE 600AMP

FUSED DISCONNECT SWITCH LOCATED ON WEST MECHANICAL RM WALL MARKED AS DISCONNECT

SWITCH FOR CHILLER #2, THAT SWITCH IS A SPARE AND SHALL BE USED FOR BID OPTION #1, #2, #3 AND #4. EACH OF THOSE BID OPTIONS SHALL BE CONDUCTED ONE AT A TIME FEED FROM THIS

SWITCH. FOR BASIS OF DESIGN, THE TEMPORARY AHU-2 / RF-2 IS ONE UNIT . ELECTRICAL

CONTRACTOR SHALL BE PROVIDED WITH (1)300A, 480V, 3P MAIN CIRCUIT BREAKER LOCATED ONE ON EACH UNIT. ELECTRICAL CONTRACTOR TO PROVIDE A TEMPORARY FEEDER FROM THE SPARE 600A

FUSED DISCONNECT SWITCH WITH 1 SET OF 3#350KCMIL, 1# 3 GND IN 3" TO EACH OF THE

TEMPORARY AHU-1 / RF-1 LOCATED ON THE EXTERIOR GRADE OF THE WEST CORNER OF MAIN

MECHANICAL ROOM. THIS IS THE SAME CABLE SIZE FOR BID OPTION 2. ROUTE CABLE THRU MAIN

MECHANICAL ROOM AND PENETRATE THE WALL WITH MINIMUAL IMPACT TO ROUTE TEMPORARY

FEEDER TO UNIT. PATCH EXTERIOR WALL TO MATCH EXISTING. COORDINATE EXACT LOCATION WITH

MECHANICAL CONTRACTOR

LEAD TIMES TO OBTAIN TEMPORARY MECHANICAL SYSTEMS, ELECTRICAL DISTRIBUTION, AND/OR

GENERATOR SHALL BE FACTORED TO MEET THE CONSTRUCTION PLAN TIME LINE.

TEMPORARY OUTAGE (1 WEEKEND) OF THE AIR HANDLING SYSTEM SERVING SPACES CONNECTED

TO AHU-2 AND RF-2 TO TAKE PLACE WHILE THE TEMPORARY AHU SYSTEM IS CONNECTED AND

DISCONNECTED.

DEMOLITION / NEW WORK SEQUENCE OUTLINE BELOW:

1. REMOVE EXISTING LOUVER AND AUTOMATIC AIR DAMPER IN FIRST FLOOR MECHANICAL

ROOM ON THE WEST SIDE OF THE ROOM TO GET TEMPORARY AHU CONNECTIONS IN / OUT

OF THE BUILDING.

2. RETAIN LOUVER AND AUTOMATIC AIR DAMPER FOR REINSTALLATION AFTER COMPLETION OF

BID OPTION #3 NEW WORK.

3. PROVIDE FLEXIBLE SUPPLY AND RETURN DUCTWORK INTO THE BUILDING FROM THE

TEMPORARY AHU THRU EXISTING REMOVED LOUVER OPENING ON THE WEST SIDE OF THE

BUILDING.

4. SHUTDOWN AHU-2 AND RF-2.

5. CONNECT FLEXIBLE DUCTWORK TO EXISTING SUPPLY AND RETURN DUCTWORK MAINS

SERVING SPACES CONNECTED TO AHU-2. REFER TO FLOOR PLAN DRAWINGS FOR

RECOMMENDED CONNECTION LOCATION. CONTRACTOR TO FIELD VERIFY TEMPORARY

CONNECTION LOCATIONS PRIOR TO WORK.

6. DISCONNECT AHU-2 AND RF-2 FROM EXISTING SUPPLY, RETURN, AND OUTSIDE AIR

DUCTWORK. CAP EXISTING SUPPLY AND RETURN DUCTWORK. OUTSIDE AIR DUCTWORK TO

BE CONNECTED TO FLEX DUCT AND DISCHARGED OUT OF THE CLOSEST LOUVER OPENING.

7. TURN ON TEMPORARY AHU TO CONDITION SPACES WHILE DEMOLITION OF AIR HANDLING

EQUIPMENT IS IN PROGRESS.

8. DEMOLISH AHU-2 AND RF-2 LOCATED ON MEZZANINES OVER EXISTING CHILLERS,

KNOCKDOWN DEMOLITION RECOMMENDED, AND REMOVE THRU MECHANICAL ROOM DOCK

BAY DOORS. CAP EXISTING CHWS AND CHWR PIPING.

9. INSTALL NEW AHU-2 AND RF-2. NEW AHU-2 TO BE LOCATED ON EXISTING MEZZANINE. REFER

TO FLOOR PLAN DRAWINGS FOR NEW RF-2 LOCATION. KNOCKDOWN CONFIGURATION

INSTALLATION RECOMMENDED. BRING NEW EQUIPMENT INTO MECHANICAL ROOM THRU

EXISTING MECHANICAL ROOM DOCK BAY DOORS.

10. RECONNECT NEW EQUIPMENT TO EXISTING SUPPLY, RETURN AND OUTSIDE AIR DUCTWORK

AND CHWS / CHWR PIPING.

11. TURN OFF TEMPORARY AHU.

12. DISCONNECT TEMPORARY FLEXIBLE SUPPLY AND RETURN DUCTWORK. CAP CONNECTION

OPENINGS AT DUCTWORK MAINS.

13. REINSTALL AND RECONNECT LOUVER AND AUTOMATIC AIR DAMPER.

14. START UP NEW AHU-2 AND RF-2.

15. REBALANCE ALL AFFECTED DUCTWORK AND PIPING SYSTEMS.

18. INSTALL NEW ANTI-TERRORISM HVAC SHUTDOWN BUTTON(S). REFER TO MECHANICAL

DRAWINGS FOR LOCATIONS.

19. BAS CONTROL SYSTEM REVIEW AND CHECK OUT.

ADDITIONAL COORDINATION NOTES

A. COORDINATE ALL OUTAGES WITH ALL TRADES PRIOR TO OUTAGE.

B. COORDINATE AND SCHEDULE WITH FACILITIES MANAGER ALL SYSTEM OUTAGES PRIOR TO

OUTAGE.

C. OCCUPANCY RESTRICTIONS DURING CONSTRUCTION:

1. SPACES 128, 128A, 130, 131, 134, 177, AND 194 ARE CRITICAL AND ARE TO REMAIN

OPERATIONAL AND MANNED THROUGHOUT CONSTRUCTION.

2. SPACE 177 OPERATES ON TWO SHIFTS. ONE WEEK OUTAGE MAXIMUM AT A TIME OF THIS

AREA IS ALLOWABLE, HOWEVER ANY VACATING OF THIS AREA REQUIRES A 30 DAY

NOTICE PRIOR TO VACANCY.

ENVIRONMENTAL COORDINATION NOTES

A. MERCURY CONTAMINATION -

BE ADVISED THAT THERE WAS A HISTORIC MERCURY CONTAMINATION EVENT AT THIS SITE

THAT HAS SINCE BEEN CLEANED UP. IF THE PRESENCE OF MERCURY IS DETECTED OR

SUSPECTED DURING CONSTRUCTION, EXCAVATION, TESTING, ETC., CONTACT MR. JOHN

CROCKER, RESTORATION PROGRAM MANAGER, AT 937-257-2312 IMMEDIATELY.

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THE FOLLOWING LOCATIONS WERE REPORTED TO NOT CONTAIN ACM

ACM IS NOT PRESENT IN THE PIPING INSULATION WITH WHITE COATING ON PIPING LEADING TO THE COOLING TOWER. (271-01-01, 271-01-02, 271-01-03).

ACM IS NOT PRESENT IN THE GREY MASTIC IN SEAM OF THE COOLING TOWER (271-02-01)

ACM IS NOT PRESENT IN THE BLACK MASTIC IN THE SEAM OF THE COOLING TOWER(271-03-01)

ACM IS NOT PRESENT IN THE GREEN MASTIC ON THE WATER PIPING (271-05-01)

ACM IS NOT PRESENT IN THE BEIGE MASTIC NEAR THE ACCESS LADDER (271-04-01)

ACM IS NOT PRESENT IN THE WHITE ELECTRICAL WIRING COATING AT THE COOLING TOWER (271-06-01, 02, 02)

THE FOLLOWING LOCATION WAS REPORTED TO CONTAIN MOLD

MOLD WAS OBSERVED ON THE EXTERIOR OF THE COOLING TOWER. IF THE COOLING TOWER IS NOT REPLACED, THE MOLD SHALL BE REMEDIATED BY A LICENSED CONTRACTOR.

HAZARDOUS MATERIAL NOTES:

REFER TO HAZARDOUS MATERIALS REPORT IN THE

SPECIFICATION SECTION 01 35 43 FOR HAZARDOUS

MATERIALS RECOMMENDATION.

THE CONTRACTOR SHALL ADHERE TO SPECIFICATION

SECTION 02 82 00 FOR ALL AREAS IMPACTED BY

HAZARDOUS MATERIAL ABATEMENT.

IT IS ASSUMED THAT CATEGORY 1 ACM IS ASSOCIATED

WITH THE FLANGES AND VALVES OF THE COOLING

TOWER AND SHALL BE REMEDIATED.

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GASKETS (~24 SF)

CONTRACTOR TO

REMOVE

(TYP. OF 4)

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THE FOLLOWING LOCATIONS WERE REPORTED TO NOT CONTAIN ACM

ACM IS NOT PRESENT IN THE FIBERGLASS INSULATION WITH BEIGE MASTIC ON THE ELECTRICAL BOX BETWEEN TRANE COOLING UNITS. (271-10-01, 02, 03).

ACM IS NOT PRESENT IN THE PIPE JOINTS PATCH WITH CLOTH AND MASTIC ABOVE THE TRANE COOLING UNITS ASSOCIATED WITH CHILLERS 1 AND 2 (271-11-01, 02, 03) ACM IS NOT PRESENT IN THE FIBERGLASS PIPE INSULATION WITH TAN MASTIC ON THE HVAC EXTERIOR (271-12-01,02,03) ACM IS NOT PRESENT IN THE BLACK RUBBER GASKETS ON THE VIBRATION COIL FOR CHILLER #1 (271-07-01)

ACM IS NOT PRESENT IN THE BLACK RUBBER GASKETS FOR CHILLER #1 (271-08-01)

ACM IS NOT PRESENT IN THE DISCARDED GASKET ON CHILLER #1 (271-09-01)

ACM IS NOT PRESENT IN THE BLUE MASTIC AROUND THE BOLTS ON CHILLER #2 (271-24-01)

ACM IS NOT PRESENT IN THE DISCARDED GASKETS ON THE CHILLED WATER PIPING IN THE MECHANICAL ROOM (271-22-01, 02) ACM IS NOT PRESENT IN THE FIBERGLASS PIPE INSULATION WITH TAN MASTIC ON THE CHILLED WATER PIPES #1, #2, #3 (271-15-01,02,03

MOLD WAS REPORTED IN THE FOLLOWING AREAS:

A MOLD SAMPLE WAS TAKEN ON THE UNDERSIDE OF CHILLER #2, THE RESULTS INDICTED THAT A LOW CONCENTRATION OF CLADOSPORIUM WAS PRESENT ON THE UNDERSIDE OF THE CHILLER #2. THE MOLD SHOULD BE REMEDIATED BY A LICENSED CONTRACTOR (271-24-01)

HAZARDOUS CHEMICALS WERE REPORTED IN THE FOLLOWING LOCATION

A 200 GALLON TANK OF REFRIGERANT OILS WAS OBSERVED ON CHILLER #1. REMOVE AND DISPOSAL OF THE MINERAL OIL SHALL FOLLOW THE WPAFB STANDARD SPECIFICATION SECTION 01 35 43.

(3) MERCURY THERMOSTATS WERE

LOCATED ON WATER PIPING WITHIN THIS

AREA AND SHALL BE REMOVED.

ASSUMED ACM

GASKETS (~24 SF)

CONTRACTOR TO

REMOVE

(TYP. OF 25)

HAZARDOUS MATERIAL NOTES:

REFER TO HAZARDOUS MATERIALS REPORT IN THE

SPECIFICATION SECTION 01 35 43 FOR HAZARDOUS

MATERIALS RECOMMENDATION.

THE CONTRACTOR SHALL ADHERE TO SPECIFICATION

SECTION 02 82 00 FOR ALL AREAS IMPACTED BY

HAZARDOUS MATERIAL ABATEMENT.

IT IS ASSUMED THAT CATEGORY 1 ACM IS PRESENT WITH

THE FLANGES AND VALVES IN THE FIRST FLOOR

MECHANICAL ROOM AND PUMP ROOM, APPROXIMATELY

144 SF, AND SHALL BE REMEDIATED.

IT IS ASSUMED THAT CATEGORY 2 ACM IS PRESENT IN

VIBRATION CLOTH ASSOCIATED WITH THE AHUS IN THE

FIRST FLOOR MECHANICAL ROOM APPROXIMATELY 55 SF

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THE FOLLOWING LOCATIONS WERE REPORTED TO NOT CONTAIN ACM:

ACM IS NOT PRESENT IN THE FIBERGLASS INSULATION WITH TAN MASTIC ON THE HVAC DUCTWORK ASSOCIATED WITH AHU-1 & AHU-2 (271-13-01, 02,03,04,05,06,07).

ACM IS NOT PRESENT IN THE GREY MASTIC ON THE HVAC INTAKE ASSOCIATED WITH AHU-1 & AHU-2 (271-14-01,02,03) ACM IS NOT PRESENT IN THE FIBERGLASS INSULATION WITH CLOTH ASSOCIATED WITH THE INTERIOR OF AHU-1 (271-16-01, 02) ACM IS NOT PRESENT IN GREY MASTIC ON THE CHILLED WATER PIPING ASSOCIATED WITH AHU-1(271-17-01,02) ACM IS NOT PRESENT IN THE FIBERGLASS PIPE INSULATION WITH WHITE MASTIC ON CHILLED WATER PIPE ASSOCIATED WITH AHU-11 (271-18-01, 02,03) ACM IS NOT PRESENT IN THE FIBERGLASS PIPE INSULATION WITH TAN MASTIC ON CHILLED WATER PIPE ASSOCIATED WITH AHU-1 (271-19-01,02,03,04,05,06) CM IS NOT PRESENT IN THE FIBERGLASS PIPE INSULATION WITH TAN MASTIC ON CHILLED WATER PIPE ASSOCIATED WITH AHU-2 (271-23-01,02,03)

ASSUMED ACM

VIBRATION CLOTH

(~25 SF) (TYP. OF 5)

HAZARDOUS MATERIAL NOTES:

REFER TO HAZARDOUS MATERIALS REPORT IN THE

SPECIFICATION SECTION 01 35 43 FOR HAZARDOUS

MATERIALS RECOMMENDATION.

THE CONTRACTOR SHALL ADHERE TO SPECIFICATION

SECTION 02 82 00 FOR ALL AREAS IMPACTED BY

HAZARDOUS MATERIAL ABATEMENT.

IT IS ASSUMED THAT CATEGORY 1 ACM IS PRESENT WITH

THE FLANGES AND VALVES IN THE FIRST FLOOR

MECHANICAL ROOM AND THE CATWALK ABOVE,

APPROXIMATELY 144 SF, AND SHALL BE REMEDIATED.

IT IS ASSUMED THAT CATEGORY 2 ACM IS PRESENT IN

VIBRATION CLOTH ASSOCIATED WITH THE AHUS IN THE

FIRST FLOOR MECHANICAL ROOM AND THE CATWALK

ABOVE, APPROXIMATELY 55 SF

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

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THE FOLLOWING CHEMICALS WERE

OBSERVED IN THE PUMP ROOM AND ARE

USED TO SOFTEN WATER FROM THE COOLING

TOWER. THESE MATERIALS NEED TO BE

PROPERLY DISPOSED OF WITHING STATE AND

FEDERAL REGULATIONS.

SODIUM HYPO CHLORINATE (220 GAL)

MICRO CONTROL 15N (20 GAL)

CL-2150 (20 GAL)

CL-5556 CHEMTREAT (20 GAL)

HYPOCHLORITE SOLUTION (12-15% (55 GAL))

THE FOLLOWING LOCATIONS WERE REPORTED TO NOT CONTAIN ACM

ACM IS NOT PRESENT IN THE FIBERGLASS INSULATION WITH WHITE MASTIC IN THE PUMP PIT IN THE PUMP ROOM (271-20-01).

ACM IS NOT PRESENT IN THE WHITE FIRESTOPPING AROUND THE PIPE ABOVE THE DOOR (271-21-01) ACM IS NOT PRESENT IN THE FIBERGLASS PIPE INSULATION WITH TAN MASTIC ON THE HOT AND CHILLED WATER PIPES (271-19-01,02,03,04,05,06)

ASSUMED ACM

GASKETS (~26 SF)

CONTRACTOR TO

REMOVE

(TYP. OF 10) HAZARDOUS MATERIAL NOTES:

REFER TO HAZARDOUS MATERIALS REPORT IN THE

SPECIFICATION SECTION 01 35 43 FOR HAZARDOUS

MATERIALS RECOMMENDATION.

THE CONTRACTOR SHALL ADHERE TO SPECIFICATION

SECTION 02 82 00 FOR ALL AREAS IMPACTED BY

HAZARDOUS MATERIAL ABATEMENT.

IT IS ASSUMED THAT CATEGORY 1 ACM IS PRESENT WITH

THE FLANGES AND VALVES IN THE FIRST FLOOR

MECHANICAL ROOM AND PUMP ROOM, APPROXIMATELY

144 SF, AND SHALL BE REMEDIATED.

IT IS ASSUMED THAT CATEGORY 2 ACM IS PRESENT IN

VIBRATION CLOTH ASSOCIATED WITH THE AHUS IN THE

FIRST FLOOR MECHANICAL ROOM APPROXIMATELY 55 SF

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

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THE FOLLOWING LOCATIONS WERE REPORTED TO NOT CONTAIN ACM

THE CHWS FIBERGLASS PIPE INSULATION WITH CLOTH AND WHITE MASTIC ASSOCIATED WITH AHU-3 HAS TESTED NEGATIVE FOR ACM . (271-25-01, 02, 03).

THE HVAC FIBERGLASS INSULATION WITH TAN MASTIC ON THE EXTERIOR OF THE HVAC UNIT HAS TESTED NEGATIVE FOR ACM (271-26-01,02,03,04,05) THE DRYWALL AND MUD WITHIN THE SECOND FLOOR MECHANICAL ROOM HAS TESTED NEGATIVE FOR ACM (271-27-01, 02, 03) THE FIBERGLASS PIPE INSULATION WITH CLOTH AND TAN MASTIC IN THE LWTR/S PIPING ASSOCIATED WITH AHU-5 HAS TESTED NEGATIVE FOR ACM (271-28-01, 02, 03)

ASSUMED ACM

GASKETS (~9 SF)

CONTRACTOR TO

REMOVE

(TYP. OF 9)

ASSUMED ACM

VIBRATION CLOTH

(~30 SF) (TYP. OF 6)

HAZARDOUS MATERIAL NOTES:

THE CONTRACTOR SHALL ADHERE TO SPECIFICATION

SECTION 02 82 00 FOR ALL AREAS IMPACTED BY HAZARDOUS

MATERIAL ABATEMENT.

IT IS ASSUMED THAT CATEGORY 1 ACM IS PRESENT WITH

THE FLANGES AND VALVES IN THE SECOND FLOOR

MECHANICAL ROOM, APPROXIMATELY 144 SF, SHALL BE

REMEDIATED

IT IS ASSUMED THAT CATEGORY 2 ACM IS PRESENT IN

VIBRATION CLOTH ASSOCIATED WITH THE AHUS IN THE

SECOND FLOOR MECHANICAL ROOM (APPROXIMATELY 55 sf).

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

SHEET ID

I, O H

E, K

-1

C A

H U

, 2 , 4

A N

D C

C G

, A R

W R

, O H

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

AUGUST 02, 2024 - 100% CORRECTED FINAL

BLDG 10271

Z H

D O

U S

HM105

2Q R

C or r_ Fi na l_

Pl an s-

SAN SAN SAN SAN SAN

SAN

SD SD SD

SAN

SAN E

E E

W W

SAN SAN SAN

GGGGGGGGGGGGGGGGGG

SAN

W W

W W W W W W W W W

SD SD SD SD SD SD SD SD SD SD SD SD SD SD SD SD

SD SD SD SD SD SD SD SD SD SD SD

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

SHEET ID

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

V-101

10' 20'0

PLAN

NORTH

G C

O N

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C or r_ Fi na l_

Pl an s-

E E

SAN

COMM

W W W

SAN

G G

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D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

V-102

10' 20'0

PLAN

NORTH

G C

O N

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C or r_ Fi na l_

Pl an s-

SAN

SD SD SD

SAN

SAN E

E E

W W

SAN SAN SAN

GGGGGGGGGGGGGGGGGG

SAN

W W

W W W W W W W W W

SD SD SD SD SD SD SD SD SD SD SD SD SD SD SD SD

SD SD SD SD SD SD SD SD SD SD SD

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

CD101

10' 20'0

PLAN

NORTH

DRAWING NOTES

N P

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C or r_ Fi na l_

Pl an s-

SAN

SD SD SD

SAN

SAN E

E E

W W

SAN SAN SAN

GGGGGGGGGGGGGGGGGG

SAN

W W W W W W W W W

SD SD SD SD SD SD SD SD SD SD SD SD SD SD SD SD

SD SD SD SD SD SD SD SD SD SD SD

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

CS101

10' 20'0

PLAN

NORTH

DRAWING NOTES

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C or r_ Fi na l_

Pl an s-

E E

SAN

COMM

W W W

SAN

G G

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

CS102

10' 20'0

PLAN

NORTH

DRAWING NOTES

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C or r_ Fi na l_

Pl an s-

SAN SAN

SAN

E E

SAN

GGGGGGGGG

SAN

W W W W

SD SD SD SD SD SD SD SD

SD SD SD SD SD

20' 40'0

PLAN

NORTH

4' -6

" M

EX. SAN.

EX. STM.

EX. WTR. EX. ELEC.

EX. GAS

EX. BUILDING

EXISTING SURFACE

8" STM 8" STM

STA. = 3+28.77

SEE SHEET M-405

STA. = 0+00.00

SEE SHEET M-401 2 ~ 12" NEW CHILLER PIPING

PLANTER BOX

STA. 0+00.00

SEE SHEET M-401

STA. = 3+33.56

SEE SHEET M-405

8" CWS

COOLING TOWER BASIN

SEE MECHANICAL DRAWINGS

1 ~ EX. 2" DCW

1 ~ 1 1/2" DCW

EX. 2" DCW

START NEW

1 1/2" DCW

COOLING TOWER

BASIN. TOP AT 835.00.

SEE MECHANICAL DRAWINGS

12" CWR

SUBJECT PROFILE BELOW

12" CWS

12" CWR

1 1/2" DCW

DRAWING NOTES

6" BASIN DRAIN, SDR 26

WORK TO BE DONE BY AMERICAN

WATER UNDER SEPERATE

CONTRACT.

NEW SAN MH

TOP = 831.25

INV 6" (N) = 823.50

INV 10" (E) = 822.81

INV 10" (W) = 822.81

WORK TO BE DONE BY AMERICAN

WATER UNDER SEPERATE

CONTRACT.

8" WATER LINE RELOCATION,

DUCTILE IRON PIPE. WORK TO BE

DONE BY AMERICAN WATER UNDER

SEPERATE CONTRACT.

8 SANITARY CLEANOUT TO BE

INSTALLED BY AMERICAN WATER

UNDER SEPERATE CONTRACT.

CLEANOUT IF THE POINT OF

DEMARCATION BETWEEN

RESPONSIBILITY. *ALL UPSTREAM

PIPING OF THE CLEANOUT TO BE

INSTALLED BY THE CONTRACTOR.*

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

CU101

C H

R P

R O

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C or r_ Fi na l_

Pl an s-

SAN SAN

SAN

E E

SAN

GGGGGGGGG

SAN

W W W W

SD SD SD SD SD SD SD SD

SD SD SD SD SD

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

CU102

20' 40'0

PLAN

NORTH

STA. 0+00.00

SEE SHEET M-401

STA. = 3+33.56

SEE SHEET M-405

COOLING TOWER BASIN

SEE MECHANICAL DRAWINGS

EX. 2" DCW

SUBJECT PROFILE BELOW

12" CWS

12" CWR

1 1/2" DCW

DRAWING NOTES

6" BASIN DRAIN, SDR 26

WORK TO BE DONE BY AMERICAN

WATER UNDER SEPERATE

CONTRACT.

NEW SAN MH

TOP = 831.25

INV 6" (N) = 823.50

INV 10" (E) = 822.81

INV 10" (W) = 822.81

WORK TO BE DONE BY AMERICAN

WATER UNDER SEPERATE

CONTRACT.

8" WATER LINE RELOCATION,

DUCTILE IRON PIPE. WORK TO BE

DONE BY AMERICAN WATER UNDER

SEPERATE CONTRACT.

8 SANITARY CLEANOUT TO BE

INSTALLED BY AMERICAN WATER

UNDER SEPERATE CONTRACT.

CLEANOUT IF THE POINT OF

DEMARCATION BETWEEN

RESPONSIBILITY. *ALL UPSTREAM

PIPING OF THE CLEANOUT TO BE

INSTALLED BY THE CONTRACTOR.*

FINISHED SURFACE

COOLING TOWER

BASIN. TOP AT 835.00.

SEE MECHANICAL DRAWINGS

EX. 10" SAN.

INV = 822.81

6' BASIN

OVERFLOW

6" BASIN DRAIN

" M

12" CWS

12" EX STORM

INV = 826.19

D R

P R

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C or r_ Fi na l_

Pl an s-

SAN SAN

SAN

E E

SAN

GGGGGGGGG

SAN

W W W W

SD SD SD SD SD SD SD SD

SD SD SD SD SD

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

CU103

10' 20'0

PLAN

NORTH

O C

N P

R O

SIDEWALK TO BE REMOVED AND REPLACED

4.5' MIN

EXISTING SURFACE

SUBJECT PROFILE BELOW

12" CWS

12" CWR

1 1/2" DCW

DRAWING NOTES

6" BASIN DRAIN, SDR 26

WORK TO BE DONE BY AMERICAN

WATER UNDER SEPERATE

CONTRACT.

NEW SAN MH

TOP = 831.25

INV 6" (N) = 823.50

INV 10" (E) = 822.81

INV 10" (W) = 822.81

WORK TO BE DONE BY AMERICAN

WATER UNDER SEPERATE

CONTRACT.

8" WATER LINE RELOCATION,

DUCTILE IRON PIPE. WORK TO BE

DONE BY AMERICAN WATER UNDER

SEPERATE CONTRACT.

8 SANITARY CLEANOUT TO BE

INSTALLED BY AMERICAN WATER

UNDER SEPERATE CONTRACT.

CLEANOUT IF THE POINT OF

DEMARCATION BETWEEN

RESPONSIBILITY. *ALL UPSTREAM

PIPING OF THE CLEANOUT TO BE

INSTALLED BY THE CONTRACTOR.*

COOLING TOWER BASIN

SEE MECHANICAL DRAWINGS

3 4

STA. 0.+00.00

SEE SHEET M-401

EX. 2" DCW

STA. = 3+33.56

SEE SHEET M-405

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C or r_ Fi na l_

Pl an s-

D B

C H

D B

D R

B Y:

C O

N O

N N

E D

C R

O N

I, O

E D

E, K

C A

H U

, 2 , 4

A N

D C

C G

, A R

H T

N A

, O

US Army Corps of Engineers

U .S

. A R

M Y

C O

O F

R S

BLDG 10271

SEAL

-1

AUGUST 02, 2023 - 100% CORRECTED FINAL

C-501

12"

48"

V A R

E R

V A R

"M A X

C O N E

GENERAL SITE NOTES

AUGUST 02, 2024 - 100% CORRECTED FINAL

2Q R

C…

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File details come from the government source that posted it. Updated Aug 5, 2024.