Addendum 1.pdf

GENERAL NOTES

A. CONTRACTOR SHALL PROVIDE ALL LABOR, MATERIALS AND

EQUIPMENT NECESSARY FOR THE NEW AND DEMOLITION WORK AND

MODIFICATIONS TO EXISTING PIPING SYSTEMS, INCLUDING ALL NEW

EQUIPMENT AND RELATED ACCESSORIES, AS SHOWN ON THE PLANS

AND AS NOTED ON THE DRAWINGS AND AS HEREINAFTER SPECIFIED.

B. ALL WORK SHALL BE INSTALLED IN ACCORDANCE WITH THE LATEST

OSHA REQUIREMENTS.

C. PAY ALL FEES FOR PERMITS AND INSPECTIONS APPLICABLE TO

THEIR TRADE AND SHALL OBTAIN ALL CERTIFICATIONS OF

INSPECTIONS.

D. DRAWINGS AND DIAGRAMS ARE INTENDED TO SHOW APPROXIMATE

LOCATIONS UNLESS SPECIFICALLY DIMENSIONED. COORDINATE THE

WORK WITH ALL TRADES TO AVOID INTERFERENCE. WORK THAT IS

INSTALLED WHICH INTERFERES WITH THE WORK OF OTHER TRADES

DUE TO LACK OF COORDINATION SHALL BE CHANGED AT NO

ADDITIONAL COST TO THE OWNER.

E. CONTRACTOR SHALL PROVIDE ALL MINOR ITEMS WHICH ARE

OBVIOUSLY AND REASONABLY NECESSARY TO COMPLETE THE

INSTALLATION AND USUALLY INCLUDED IN SIMILAR WORK EVEN

THOUGH NOT SPECIFICALLY MENTIONED IN THE CONTRACT

DOCUMENTS. SUCH ITEMS ARE BOLTS, NUTS, ANCHORS, HANGERS,

BRACKET SLEEVES, MINOR OFFSETS IN PIPING BECAUSE OF

UNFORESEEN OBSTRUCTIONS, ETC.

F. THE CONTRACTOR SHALL DAILY REMOVE FROM THE PREMISES ALL

RUBBISH ACCUMULATED AND GENERATED AND KEEP EACH

BUILDING AREA CLEAN DURING THE PROGRESS OF THE WORK.

ACCUMULATED DEBRIS MUST BE REMOVED FROM SITE AND

DISPOSED IN A LEGAL AND RESPONSIBLE MANNER.

G. SUBMIT ONE (1) COMPLETE SET OF "AS-BUILT" SHOP DRAWINGS AND

CATALOG CUTS TO THE OWNER. LAYOUT SHOP DRAWINGS SHALL BE

IN A REPRODUCIBLE FORMAT.

H. SUBMIT COPIES OF PRODUCT DATA AND SHOP DRAWINGS FOR

APPROVAL. SHOP DRAWINGS SHALL BE SUBMITTED FOR APPROVAL

PRIOR TO STARTING WORK.

I. CONTRACTOR SHALL COORDINATE NEW WORK WITH EXISTING

CONDITIONS AND WITH OTHER TRADES.

J. CONTRACTOR SHALL COORDINATE WITH THE OWNER AND

SEQUENCE ALL WORK TO MAINTAIN ALL EXISTING SYSTEMS IN

OPERATION WITH THE MINIMUM DOWN TIME DURING PERIODS OF

FINAL CONNECTION AND CHANGE-OVER WITH THE EXISTING

SYSTEM.

K. PROVIDE ALL MATERIALS AND EQUIPMENT AND PERFORM ALL LABOR

REQUIRED TO INSTALL COMPLETE AND OPERABLE MECHANICAL

SYSTEMS AS INDICATED ON THE DRAWINGS, AS SPECIFIED, AND AS

REQUIRED BY CODE.

L. CONTRACT DOCUMENT DRAWINGS FOR MECHANICAL WORK ARE

DIAGRAMMATIC AND ARE INTENDED TO CONVEY SCOPE AND

GENERAL ARRANGEMENT ONLY.

M. INSTALL ALL MECHANICAL EQUIPMENT AND APPURTENANCES IN

ACCORDANCE WITH MANUFACTURERS' RECOMMENDATIONS,

CONTRACT DOCUMENTS, AND APPLICABLE CODES AND

REGULATIONS.

N. PROVIDE VIBRATION ISOLATION FOR MECHANICAL EQUIPMENT TO

PREVENT TRANSMISSION OF VIBRATION TO BUILDING STRUCTURE.

O. PROVIDE VIBRATION ISOLATORS FOR ALL PIPING SUPPORTS

CONNECTED TO, AND WITHIN 50 FT. OF ISOLATED EQUIPMENT

(EXCEPT AT BASE ELBOW SUPPORTS AND ANCHOR POINTS)

THROUGHOUT MECHANICAL EQUIPMENT ROOMS.

P. COORDINATE CONSTRUCTION OF ALL MECHANICAL WORK WITH

ELECTRICAL WORK, ETC., SHOWN ON OTHER CONTRACT DOCUMENT

DRAWINGS.

Q. MAINTAIN A MINIMUM 6'-8" CLEARANCE TO THE UNDERSIDE OF PIPES,

DUCTS, CONDUITS, SUSPENDED EQUIPMENT, ETC., THROUGHOUT

ACCESS ROUTES IN MECHANICAL ROOMS.

R. ALL TESTS SHALL BE COMPLETED BEFORE ANY MECHANICAL

EQUIPMENT OR PIPING INSULATION IS APPLIED.

S. LOCATE ALL TEMPERATURE, PRESSURE, AND FLOW MEASURING

DEVICES IN ACCESSIBLE LOCATIONS WITH THE STRAIGHT SECTION

OF PIPE OR DUCT UP- AND DOWN-STREAM AS RECOMMENDED BY

THE MANUFACTURER FOR GOOD ACCURACY.

T. TESTING, ADJUSTING, AND BALANCING AGENCY SHALL BE A

MEMBER OF THE ASSOCIATED AIR BALANCE COUNCIL (AABC) OR

THE NATIONAL ENVIRONMENTAL BALANCING BUREAU (NEBB).

TESTING, ADJUSTING, AND BALANCING SHALL BE PERFORMED IN

ACCORDANCE WITH THE AABC STANDARDS ON ALL AFFECTED

SYSTEMS. HYDRONIC TESTING AND BALANCING SHALL ALSO BE

PERFORMED ON ALL AFFECTED SYSTEMS.

U. WHERE TWO OR MORE ITEMS OF THE SAME TYPE OF EQUIPMENT

ARE REQUIRED, THE PRODUCT OF ONE MANUFACTURER SHALL BE

USED.

V. COORDINATE ALL EQUIPMENT CONNECTIONS WITH

MANUFACTURERS' CERTIFIED DRAWINGS. COORDINATE AND

PROVIDE ALL DUCT AND PIPING TRANSITIONS REQUIRED FOR FINAL

EQUIPMENT CONNECTIONS TO FURNISHED EQUIPMENT. FIELD

VERIFY AND COORDINATE ALL DUCT AND PIPING DIMENSIONS

BEFORE FABRICATION.

W. CONCRETE HOUSEKEEPING PADS TO SUIT MECHANICAL EQUIPMENT

SHALL BE SIZED AND LOCATED BY THE MECHANICAL CONTRACTOR.

MINIMUM CONCRETE PAD THICKNESS SHALL BE 6 IN. PAD SHALL

EXTEND BEYOND THE EQUIPMENT A MINIMUM OF 6 IN. ON EACH SIDE.

CONCRETE HOUSEKEEPING PADS SHALL BE PROVIDED BY THE

GENERAL CONTRACTOR. IT SHALL BE THE RESPONSIBILITY OF THE

MECHANICAL CONTRACTOR TO COORDINATE THE SIZE AND

LOCATION OF CONCRETE HOUSEKEEPING PADS WITH THE GENERAL

CONTRACTOR.

X. WHEN MECHANICAL WORK (HVAC, PLUMBING, SHEET METAL, ETC.) IS

SUBCONTRACTED, IT SHALL BE THE MECHANICAL CONTRACTOR'S

RESPONSIBILITY TO COORDINATE SUBCONTRACTORS AND THE

ASSOCIATED CONTRACTS. WHEN DISCREPANCIES ARISE

PERTAINING TO WHICH CONTRACTOR PROVIDES A PARTICULAR ITEM

OF THE MECHANICAL CONTRACT OR WHICH CONTRACTOR PROVIDES

FINAL CONNECTIONS FOR A PARTICULAR ITEM OF THE MECHANICAL

CONTRACT, IT SHALL BE BROUGHT TO THE ATTENTION OF THE

MECHANICAL CONTRACTOR, WHOSE DECISION SHALL BE FINAL.

Y. THE LOCATIONS OF ALL ITEMS SHOWN ON THE DRAWINGS OR

CALLED FOR IN THE SPECIFICATIONS THAT ARE NOT DEFINITELY

FIXED BY DIMENSIONS ARE APPROXIMATE ONLY. THE EXACT

LOCATIONS NECESSARY TO SECURE THE BEST CONDITIONS AND

RESULTS MUST BE DETERMINED BY THE PROJECT SITE CONDITIONS

AND SHALL HAVE THE APPROVAL OF THE ENGINEER BEFORE BEING

INSTALLED. DO NOT SCALE DRAWINGS.

Z. ALL MISCELLANEOUS STEEL REQUIRED TO ENSURE PROPER

INSTALLATION AND AS SHOWN IN THE DETAILS FOR PIPING,

DUCTWORK, AND EQUIPMENT (UNLESS OTHERWISE NOTED) SHALL

BE FURNISHED AND INSTALLED BY THE CONTRACTOR.

AA. ALL EQUIPMENT, PIPING, DUCTWORK, ETC., SHALL BE SUPPORTED

AS DETAILED, SPECIFIED, AND REQUIRED TO PROVIDE A

VIBRATION-FREE INSTALLATION.

AB. ALL DUCTWORK, PIPING, AND EQUIPMENT SUPPORTED FROM

STRUCTURAL STEEL SHALL BE COORDINATED WITH THE GENERAL

CONTRACTOR AND ARCHITECT OR STRUCTURAL ENGINEER. ALL

ATTACHMENTS TO STEEL BAR JOISTS, TRUSSES, OR JOIST GIRDERS

SHALL BE AT PANEL POINTS. PROVIDE BEAM CLAMPS MEETING MSS

STANDARDS. WELDING TO STRUCTURAL MEMBERS SHALL NOT BE

PERMITTED. THE USE OF C-CLAMPS SHALL NOT BE PERMITTED.

AC. MECHANICAL EQUIPMENT, DUCTWORK, AND PIPING SHALL NOT BE

SUPPORTED FROM A METAL DECK.

AD. EQUIPMENT CURBS FOR EQUIPMENT PROVIDED BY THE

MECHANICAL CONTRACTOR TO BE FURNISHED BY THE MECHANICAL

CONTRACTOR AND INSTALLED BY THE GENERAL CONTRACTOR.

AE. LOCATIONS AND SIZES OF ALL FLOOR, WALL, AND ROOF OPENINGS

SHALL BE COORDINATED WITH ALL OTHER TRADES INVOLVED.

AF. ALL OPENINGS IN FIRE WALLS DUE TO DUCTWORK, PIPING, CONDUIT,

ETC., SHALL BE FIRE STOPPED WITH A PRODUCT SIMILAR TO 3M OR

AN APPROVED EQUAL.

AG. REFER TO TYPICAL DETAILS FOR DUCTWORK, PIPING, AND

EQUIPMENT INSTALLATION

AH. ANY ALTERNATIVE PRODUCTS SUBMITTED BY THE CONTRACTOR

SHALL PROVIDE THE SERVICE AND MAINTENANCE CLEARANCES AS

REQUIRED BY THE CONSTRUCTION MANAGER AND MANUFACTURER.

AI. TIMELINESS AND QUALITY OF ALTERNATIVE PRODUCTS SHALL BE

NECESSARY CRITERIA AND SHALL BE CONSIDERED AS A BASIS FOR

ALTERNATIVE DESIGN REJECTION.

AJ. TO THE GREATEST EXTENT POSSIBLE, THIS BUILDING IS TO BE IN

OPERATION WHILE THE CONSTRUCTION OF THIS CONTRACT IS

TAKING PLACE.

AK. THE CONTRACTOR IS TO SUPPLY DETAILED LAYOUT DRAWINGS

SHOWING ALL PIPING CONNECTIONS FOR ACCEPTANCE BEFORE

START OF WORK.

AL. UNUSED PIPING, CONDUIT, WIRING, ETC. SHALL NOT BE LEFT AFTER

THE COMPLETION OF THIS PROJECT.

AM. MAINTAINING PRESENT SERVICES:

a. ALL COSTS INCURRED IN ORDER TO MAINTAIN PRESENT

SERVICES SHALL BE INCLUDED IN THE CONTRACTOR'S BID FOR

THE WORK.

b. THE SYSTEMS INVOLVED IN THIS PROJECT ARE CRITICAL TO

THE OWNER'S OPERATIONS AND THEREFORE SHOULD REMAIN

IN SERVICE. THE CONTRACTOR SHALL TAKE ALL

PRECAUTIONARY MEASURES AND PROVIDE ALL TEMPORARY

FACILITIES AS REQUIRED TO ENSURE THAT THESE SYSTEMS

REMAIN OPERATIONAL.

c. WHERE NEW SERVICE CONNECTIONS ARE TO BE MADE TO

EXISTING SERVICES AND SERVICE INTERRUPTIONS CAN IN NO

WAY BE AVOIDED, THE SERVICE INTERRUPTIONS SHALL BE

MADE WITH A MINIMUM OF INCONVENIENCE TO THE OWNER.

THE WORK SHALL BE DONE AT SUCH A TIME OF ANY DAY

(SATURDAYS AND SUNDAYS INCLUDED) AS DIRECTED BY THE

CONSTRUCTION MANAGER.

d. WHEN EXISTING SYSTEMS ARE ALTERED OR AFFECTED BY THE

NEW WORK, THE EXISTING SYSTEMS SHALL BE LEFT IN

OPERATING CONDITION AND SHALL BE READJUSTED AND

BALANCED IF NECESSARY.

AN. CONTRACTOR IS RESPONSIBLE FOR ALL COSTS ASSOCIATED WITH

BRINGING EQUIPMENT INTO THE BUILDING AND LOWER LEVEL

MECHANICAL ROOM AND FOR DETERMINING THE BEST POSSIBLE

METHOD OF DOING SO.

AO. THE EXISTING CONTROLS ARE BACNET ECLIPSE BY AUTOMATIC

BUILDING CONTROLS LLC. ALL NEW CONTROLS SHALL SEAMLESSLY

INTEGRATE INTO THE EXISTING SYSTEM AND BE INSTALLED BY THE

SAME CONTRACTOR.

AP. OPERATOR TRAINING:

a. THE CONTRACTOR SHALL PROVIDE TRAINING FOR THE

EQUIPMENT OPERATORS.

b. TRAINING SHALL BE PROVIDED AS SOON AS NEW SYSTEMS

AND EQUIPMENT ARE STARTED UP, TESTED, AND PUT INTO

SERVICE. IF TRAINING IS TOO FAR IN ADVANCE OF THIS TIME,

USERS MAY FORGET TOO MUCH OF WHAT THEY HAVE

LEARNED, AND MAY HAVE TO BE RETRAINED.

AP. INSTRUCTION FORMAT

c. PROVIDE FOUR (4) ON-SITE OR CLASSROOM TRAINING

SESSIONS.

1. HOLD TRAINING SESSIONS AT TIMES TO MEET THE

SCHEDULES OF THE MULTIPLE SHIFTS OF THE

OPERATING ENGINEERS. COORDINATE TRAINING

SESSIONS WITH OPERATING ENGINEERS TO MEET

THIS REQUIREMENT.

2. PROVIDE TIME FOR QUESTIONS AND ANSWERS AT

EACH TRAINING SESSION.

3. KEY SUBJECTS OF THE TRAINING SESSIONS SHALL BE

RECORDED FOR THE PURPOSE OF FUTURE TRAINING.

4. PROVIDE ADDITIONAL TRAINING SESSIONS AT 6 AND 12

MONTHS FOLLOWING THE PROJECT'S TURNOVER.

5. PROVIDE TIME FOR QUESTIONS AND ANSWERS AT EACH

TRAINING SESSION.

6. KEY SUBJECTS OF THE TRAINING SESSIONS SHALL BE

RECORDED FOR THE PURPOSE OF FUTURE TRAINING.

AQ. TRAINING DOCUMENTATION

d. IT SHOULD BE NOTED THAT BUILDING STAFF MAY NOT BE

HIRED FOR MANY MONTHS AFTER THE EQUIPMENT BECOMES

OPERATIONAL, AND TRAINING MAY ONLY BE AVAILABLE TO

THEM THROUGH THE CONTRACTOR'S RECORDINGS AND

DOCUMENTATION.

AR. PROVIDE VIBRATION ISOLATION FOR EACH PIECE OF EQUIPMENT.

AS. REPLACE ANY VALVES, INSTRUMENTS, GAUGES, METERS (OR

APPURTENANCES) THAT ARE REMOVED WHETHER SHOWN ON THE

DRAWINGS OR NOT.

AT. REMOVE EXISTING PNEUMATIC CONTROLS PIPING, FITTINGS,

HANGERS, AND APPURTENANCES REPLACED WITH NEW CONTROLS

SYSTEM.

NOTE:

NO STATEMENTS MADE ON THIS DRAWING WILL

CONTRADICT WHAT IS AND WILL BE STATED IN THE

SPECIFICATIONS.IN CASE OF CONFLICT FOLLOW THE

SPECIFICATION AND BRING THE ISSUE TO ILLINOIS

SECRETARY OF STATE'S PROJECT MANAGER.

ILLINOIS SECRETARY

OF STATE CHICAGO

WEST FACILITY

BOILER REPLACEMENT

5301 W. LEXINGTON ST.,

CHICAGO, IL 60644

SHEET NO.

DESIGN BY: JFA

DRAWN BY: RC

CHECKED BY: FS

PROJECT NO.

ISSUE DESCRIPTION DATEREV.

I HAVE PREPARED OR CAUSED TO BE PREPARED UNDER MY DIRECT

SUPERVISION, THE ATTACHED PLANS AND SPECIFICATIONS. I STATE

THAT, TO THE BEST OF MY KNOWLEDGE AND BELIEF AND TO THE

EXTENT OF MY CONTRACTUAL OBLIGATION, THEY ARE IN

COMPLIANCE WITH THE 2019 CHICAGO BUILDING CODE

MANDATED BY THE CITY OF CHICAGO BUILDING

DEPARTMENT/CODE ENFORCEMENT AND THE ILLINOIS

ACCESSIBILITY CODE, 2018 EDITION

STATEMENT OF COMPLIANCE

SIGNED:

ARCHITECT/ENGINEER

623 COOPER COURT

SCHAUMBURG, IL 60173

(312) 346-8181

CITY APPROVAL STAMP BOX

ILLINOIS SECRETARY OF STATE

0 ISSUED FOR 50% REVIEW 05/09/2025

ISSUED FOR REVIEW 08/01/20251

ISSUED FOR 75% REVIEW 08/13/20252

ISSUED FOR 100% REVIEW 10/14/20253

ISSUED FOR BID 1/6/20264

iLLINOIS REGISTRATION NO.: 062.074755

DATE: 1/8/2026

ADDENDUM 1 4/20/20265

MECHANICAL

HYDRONIC PIPING

GENERAL NOTES

M0.04

AutoCAD SHX Text

4" EX-HWS

2" E

X- H

W S

2" E

X- H

W S

2" E

X- H

W S

4" E

X- H

W S

3/4" EX-HWS

EXISTING AIR

SEPARATOR

TO BE

REMOVED.

EXISTING BURNHAM BOILER

TO BE REMOVED

EXISTING CONDENSING

BOILER TO REMAIN

CB-1

EXISTING

BOILER TO

REMAIN

B07

1 1/2" EX-NG

3" EX-NG

4" EX-HWR

4" EX-HWS

EXISTING

CHEMICAL

POT FEEDER

SEE NOTE 4

1" EX-VT

3/4" EX-CHM SEE NOTE 4

EXISTING

HOT WATER

BOILER TO

REMAIN

HWB-1

EXISTING

CONSTANT FLOW

PUMPS TO REMAIN.

HWP-4 ABOVE

HWP-3 BELOW

EXISTING

CONSTANT FLOW

PUMP SPARE TO

REMAIN

EXISTING

CONSTANT FLOW

PUMPS TO REMAIN.

HWP-2 ABOVE

HWP-1 BELOW

2 1/2" EX-HWS

2 1/2" EX-HWR

EX-DUCT

CL=7'-7"

CL=7'-7"

SEE NOTE 4

EXISTING

COMBUSTION AIR

INTAKE TO REMAIN

EXISTING JANITOR'S SINK

TO BE REMOVED BY OWNER

QTY 3 EXISTING

COMPRESSION

TANKS OVER HEAD

OF AIR SEPARATOR

TO BE REMOVED

RELCOATE EXISTING

STORAGE CABINET.

COORDINATE

LOCATION WITH

BUILDING ENGINEER

NOTES:

1. NOT ALL PIPING IS SHOWN.

2. PIPING AND EQUIPMENT SIZE AND LOCATION AS SHOWN IS TAKEN

FROM "PREMIER MECHANICAL INC. DRAWING SPOOL MAP-1

3. DENOTES PIPING AND OR EQUIPMENT TO BE DEMOLISHED.

4. EXISTING BURNHAM BOILER, EXISTING AIR SEPARATOR,EXISTING

EXPANSION TANK (LOCATED ABOVE AIR SEPARATOR) AND CHEMICAL

POT FEEDER TO BE DEMOLISHED, SOME PIPING MAY HAVE TO BE

MODIFIED.

ILLINOIS SECRETARY

OF STATE CHICAGO

WEST FACILITY

BOILER REPLACEMENT

5301 W. LEXINGTON ST.,

CHICAGO, IL 60644

SHEET NO.

DESIGN BY: JFA

DRAWN BY: RC

CHECKED BY: FS

PROJECT NO.

ISSUE DESCRIPTION DATEREV.

I HAVE PREPARED OR CAUSED TO BE PREPARED UNDER MY DIRECT

SUPERVISION, THE ATTACHED PLANS AND SPECIFICATIONS. I STATE

THAT, TO THE BEST OF MY KNOWLEDGE AND BELIEF AND TO THE

EXTENT OF MY CONTRACTUAL OBLIGATION, THEY ARE IN

COMPLIANCE WITH THE 2019 CHICAGO BUILDING CODE

MANDATED BY THE CITY OF CHICAGO BUILDING

DEPARTMENT/CODE ENFORCEMENT AND THE ILLINOIS

ACCESSIBILITY CODE, 2018 EDITION

STATEMENT OF COMPLIANCE

SIGNED:

ARCHITECT/ENGINEER

623 COOPER COURT

SCHAUMBURG, IL 60173

(312) 346-8181

CITY APPROVAL STAMP BOX

N

ILLINOIS SECRETARY OF STATE

KEY PLAN

0 ISSUED FOR 50% REVIEW 05/09/2025

ISSUED FOR REVIEW 08/01/20251

ISSUED FOR 75% REVIEW 08/13/20252

ISSUED FOR 100% REVIEW 10/14/20253

ISSUED FOR BID 1/6/20264

iLLINOIS REGISTRATION NO.: 062.074755

DATE: 1/8/2026

ADDENDUM 1 4/20/20265

MECHANICAL

HYDRONIC PIPING

LOWER PLAN

DEMO CONDITIONS

M2.01DL

BOILER LOWER PLAN DEMO CONDITIONS

1/2" = 1'-0"

NORTH

0 5' 10'

DEMO NOTES:

1. UNLESS OTHERWISE INDICATED. EXISTING CONSTRUCTION SHALL

REMAIN.

2. THIS PROJECT SHALL INCLUDE ALL SELECTIVE DEMOLITION ACTIVITIES

THAT MAY BE REQUIRED FOR A FULL AND COMPLETE EXECUTION OF THE

WORK.

3. CONTRACTOR SHALL FIELD VERIFY ALL EXISTING CONDITIONS PRIOR TO

BEGINNING DEMOLITION WORK. CONTRACTOR SHALL REPORT

DISCREPANCIES BETWEEN CONDITIONS AND DRAWINGS TO ENGINEER

PRIOR TO BEGINNING DEMOLITION WORK.

4. PROTECT ALL EXISTING CONSTRUCTION TO REMAIN AT ALL TIMES.

DAMAGE TO EXISTING CONSTRUCTION TO REMAIN RESULTING FROM

DEMOLITION OR CONSTRUCTION ACTIVITIES SHALL BE REMEDIED AT

CONTRACTOR'S EXPENSE.

5. REMOVE ALL DEBRIS DAILY FROM SITE AND DISPOSE OF ALL MATERIAL IN

A LEGAL AND RESPONSIBLE MANNER.

6. CONSTRACTOR SHALL CONDUCT ALL ACTIVITIES IN SUCH MANNER AS TO

AVOID DISRUPTIONS TO REGULAR ACTIVITIES AND OPERATIONS THAT

TAKE PLACE IN ADJACENT AREAS OF THE BUILDING. CONTRACTOR SHALL

TAKE NECESSARY PRECAUTIONS TO CONTROL DUST, NOISE AND ODOR

MIGRATION.

7. CONTRACTOR SHALL COMMUNICATE WITH OWNER, THE SCHEDULE FOR

ALL ACTIVITIES WHICH COULD POTENTIALLY IMPACT OWNER OPERATION

AS MOVEMENT OF MATERIALS AND EQUIPMENT OUTSIDE OF THE

PROJECT SPACE. INTERRUPTIONS OF UTILITY SERVICE, ETC.

CONTRACTOR SHALL OBTAIN APPROVAL FROM THE CONSTRUCTION

MANAGER PRIOR BEGINNING SUCH ACTIVITIES.

8. CONTRACTOR SHALL PROVIDE PROTECTION TO OCCUPANTS OF THE

BUILDING FROM CONSTRUCTION AREA AT ALL TIMES THROUGHOUT THE

PROJECT.

9. CONTRACTOR SHALL COORDINATE WITH GENERAL, ELECTRICAL,

PLUMBING, STRUCTURAL CONTRACTOR FOR COMPLETE REMOVAL OF

ALL EXISTING EQUIPMENT AND COMPONENTS.

10. CONTRACTOR TO PATCH AND PAINT TO MATCH EXISTING CONDITIONS

AFTER REMOVAL OF MECHANICAL EQUIPMENT.

11. REMOVE EXISTING ABANDONED PIPING, CONDUITS AND DUCTWORK AS

REQUIRED BY THE OWNER. DEMOLITION CONTRACTOR SHALL HAVE A

JOBSITE WALK THROUGH WITH OWNER TO CLARIFY THE SCOPE OF

WORK BEFORE BIDDING.

12. WHERE EXISTING PIPING IS TO REMAIN, THEY SHALL BE CUT AT A POINT

SUCH THAT A HANGER IS PROVIDING ADEQUATE SUPPORT.

13. LINES UNDER 2" ARE NOT SHOWN FOR CLARITY, ALL SMALL BORE PIPING

ASSOCIATED WITH DEMOLISHED EQUIPMENT SHALL ALSO BE

DEMOLISHED.

14. REMOVE CONDUIT AND CABLE BETWEEN DEMOLISHED EQUIPMENT AND

EXISTING ELECTRICAL SUPPLIES AT THEIR ORIGINATING PANEL BOARDS.

CONTRACTOR SHALL TAG CIRCUIT BREAKERS AS SPARE FOR REUSE AT

A LATER DATE. ASSOCIATED THERMOSTATS ALONG WITH THEIR CABLE

AND CONDUIT SHALL BE REMOVED..

15. FOR STRUCTURAL DEMOLITION SEE STRUCTURAL DEMO DRAWINGS.

15. FOR ELECTRICAL DEMOLITION SEE ELECTRICAL DEMO DRAWINGS.

16. WORK THIS SHEET WITH DRAWING M2.01E UPPER PLAN EXISTING

CONDITIONS.

AutoCAD SHX Text

HWP

4" EX-HWS

2" E

X- H

W S

2" E

X- H

W S

2" E

X- H

W S

4" E

X- H

W S

3/4" EX-HWS

NEW 4" AIR

SEPARATOR

EXISTING

CONDENSING

BOILER

CB-1

EXISTING

BOILER

B07

3" EX-NG

EXISTING PIPING ABOVE NEW

BOILERS

4" EX-HWS

4" EX-HWR

4" E

X- H

W S

4" HWS

4" HWS

4" HWR

4" HWS

EXISTING

HOT WATER

BOILER

HWB-1

EXISTING

CONSTANT FLOW

PUMP HWP-4 ABOVE

HWP-3 BELOW

EXISTING

CONSTANT FLOW

PUMP SPARE

EXISTING

CONSTANT FLOW

PUMP HWP-2 ABOVE

HWP-1 BELOW

NEW

CHEMICAL

POT FEEDER

3/4" EX-CHM

2 1/2" EX-HWS

2 1/2" EX-HWR

CL=7'-7"

CL=7'-7"

EX-DUCT

12"Ø VENTING SUITABLE FOR CATEGORY IV APPLIANCE,

LISTED AND INSTALLED PER MANUFACTURER'S INSTRUCTIONS.

ROUTED UP THROUGH SHAFT TO ROOF

EXISTING 110"x26"

COMBUSTION AIR

INTAKE TO REMAIN,

INTERLOCK EXISTING

DAMPER WITH

BOILER FLUE.

4" HWR

3" NG

3" NG

45 DEG TAKE OFF DN TO

CB-3 FLUE CONNECTION

CLEANOUT

12"Ø EXHAUST DUCT

CB

HWP

(STANDBY)

EMERGENCY SHUT-OFF SWITCH

SHALL SHUT DOWN BOILERS,

AND BOILER PUMPS.

(TYPICAL)

CB

PROVIDE WITH CLEAR ENCLOSURE

EXISTING 14" x 18" CHIMNEY SHAFT

UP THRU ROOF

M

EXISTING FLOOR DRAIN

TO BE RELOCATED

SEE PLUMBING PLANS

FOR DETAILS

ET

NOTES:

1. NOT ALL PIPING IS SHOWN.

2. PIPING AND EQUIPMENT SIZE AND LOCATION AS SHOWN IS

TAKEN FROM "PREMIER MECHANICAL INC. DRAWING

SPOOL MAP-1

3. MODIFY AND EXTEND CONCRETE HOUSE KEEPING PAD

UNDER EXISTING BOILER AS REQUIRED TO ACCOMODATE

LOCATION OF NEW BOILERS.

ILLINOIS SECRETARY

OF STATE CHICAGO

WEST FACILITY

BOILER REPLACEMENT

5301 W. LEXINGTON ST.,

CHICAGO, IL 60644

SHEET NO.

DESIGN BY: JFA

DRAWN BY: RC

CHECKED BY: FS

PROJECT NO.

ISSUE DESCRIPTION DATEREV.

I HAVE PREPARED OR CAUSED TO BE PREPARED UNDER MY DIRECT

SUPERVISION, THE ATTACHED PLANS AND SPECIFICATIONS. I STATE

THAT, TO THE BEST OF MY KNOWLEDGE AND BELIEF AND TO THE

EXTENT OF MY CONTRACTUAL OBLIGATION, THEY ARE IN

COMPLIANCE WITH THE 2019 CHICAGO BUILDING CODE

MANDATED BY THE CITY OF CHICAGO BUILDING

DEPARTMENT/CODE ENFORCEMENT AND THE ILLINOIS

ACCESSIBILITY CODE, 2018 EDITION

STATEMENT OF COMPLIANCE

SIGNED:

ARCHITECT/ENGINEER

623 COOPER COURT

SCHAUMBURG, IL 60173

(312) 346-8181

CITY APPROVAL STAMP BOX

N

ILLINOIS SECRETARY OF STATE

KEY PLAN

0 ISSUED FOR 50% REVIEW 05/09/2025

ISSUED FOR REVIEW 08/01/20251

ISSUED FOR 75% REVIEW 08/13/20252

ISSUED FOR 100% REVIEW 10/14/20253

ISSUED FOR BID 1/6/20264

iLLINOIS REGISTRATION NO.: 062.074755

DATE: 1/8/2026

ADDENDUM 1 4/20/20265

MECHANICAL

HYDRONIC PIPING

LOWER PLAN

NEW CONDITIONS

M2.01L

BOILER LOWER PLAN NEW CONDITIONS

1/2" = 1'-0"

NORTH

0 5' 10'

GENERAL NOTE:

1. ALL EXISTING PIPING, CONDUIT, ETC. PENETRATING

BOILER ROOM WALLS SHALL BE FIRESTOPPED AT

PENETRATION. CONTRACTOR TO FIELD VERIFY EXTENT

OF WORK.

PROPOSED BOILER INGRESS PLAN

1/4" = 1'-0"

NORTH

NOTE:

1. REFERENCE IMAGE IS FROM 2012 RENOVATION PLANS AND DO NOT REFLECT EXACT

LOCATION OF EXISTING WATER HEATER.

AutoCAD SHX Text

ES

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ES

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ES

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ES

AutoCAD SHX Text

CO

AutoCAD SHX Text

CO

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AutoCAD SHX Text

BOILER PIPING & CONTROL DIAGRAM1

A. BOILER CONTROLS AND PRIMARY PUMP CONTROLS:

1. BAS ENABLES HEATING PLANT CONSISTING OF BOILERS AND PUMPS WHEN OUTDOOR AIR IS 60°F AND BELOW.

2. BOILER INTERGRAL CONTROL PANEL SHALL CYCLE BURNERS & BOILERS TO MAINTAIN SUPPLY WATER TEMPERATURE OF 160°F BASED ON AN OUTDOOR RESET SCHEDULE OF -10°F TO 60°F.

3. AT AN OUTDOOR AIR TEMPERATURE BETWEEN -10°F to 20°F, BOILER SUPPLY WATER TEMPERATURE SHALL BE 160°F. WHEN THE OUTDOOR AIR TEMPERATURE IS BETWEEN 20°F AND 60°F, RESET BOILER

SUPPLY WATER TEMPERATURE.

4. BOILER CONTROL PANEL SHALL OPERATE BOILERS IN LEAD/LAG SEQUENCE.

B. EXISTING CONTROLS SEQUENCE

1. VERIFY EXISTING SEQUENCE OF OPERATIONS FOR THE FOLLOWING EXISTING EQUIPMENT TO CONFIRM. REPORT ANY DISCREPANCIES AND COMPLY AS FOLLOWS.

2. HWP-1 THRU HWP-5 AND STAND-BY PUMP: PUMPS OPERATE AT CONSTANT SPEED ON CALL FOR HEAT FROM BAS.

3. HWP-3 & HWP-4, 3-WAY VALVES MODULATE TO MAINTAIN WATER TEMPERATURE OF 135°F TO 160°F PER RESET SCHEDULE ABOVE.

4. HWP-5 SHALL START BASED ON CALL FOR HEAT FROM BAS AND RUN CONTINUOUSLY.

5. THE ABOVE PUMPS SHALL BE PROVEN ON BY EXISTING DIFFERENTIAL PRESSURE SENSOR AND ALARM BAS IF FAIL.

6. EXISTING BOILER CB-1 AND HWP-6 CONTROLS SHALL NOT CHANGE AND REMAIN AS EXISTING.

7. EXISTING COMBUSTION AIR DAMPER OPENS UPON BOILER ENERGIZING.

C. NEW CONTROLS SEQUENCE

1. ON CALL FOR HEAT HWP-7 PROVES ON VIA DIFFERENTIAL PRESSURE SENSOR AND BOILER GENERATES HOT WATER SUPPLY TEMPERATURE AFTER INTERNAL VALVES OPEN AS SENSED BY T1.

2. IF HOT WATER SUPPLY TEMPERATURE IS NOT ACHIEVED,HWP-8 PROVES ON VIA DIFFERENTIAL PRESSURE SENSOR AND RUNS SIMULTANEOUSLY WITH HWP-7 AND BOILERS MODULATE TO MAINTAIN HOT

WATER TEMPERATURE AS SENSED BY T1.

3. REPORT T2,T3,&T4 HOT WATER SUPPLY TERMPERATURE TO BAS.

4. PROVIDE EMERGENCY GAS SHUT OFF BUTTON AT ALL EXITS FROM BOILER ROOM. UPON ACTIVATION OF BUTTON ALL NATURAL GAS EQUIPMENT SHALL SHUT OFF, AND ALL NATURAL GAS VALVES SHALL

CLOSE.

5. PROVIDE NEW INSTRUMENTATION INCLUDING: DP SENSOR AROUND EACH NEW PUMP, DP SENSOR AROUND EACH NEW BOILER, INLET AND OUTLET TEMP FOR EACH NEW BOILER, AND SUPPLY MIXING TEMP

SENSORS AROUND COMMON PIPE.

ILLINOIS SECRETARY

OF STATE CHICAGO

WEST FACILITY

BOILER REPLACEMENT

5301 W. LEXINGTON ST.,

CHICAGO, IL 60644

SHEET NO.

DESIGN BY: JFA

DRAWN BY: RC

CHECKED BY: FS

PROJECT NO.

ISSUE DESCRIPTION DATEREV.

I HAVE PREPARED OR CAUSED TO BE PREPARED UNDER MY DIRECT

SUPERVISION, THE ATTACHED PLANS AND SPECIFICATIONS. I STATE

THAT, TO THE BEST OF MY KNOWLEDGE AND BELIEF AND TO THE

EXTENT OF MY CONTRACTUAL OBLIGATION, THEY ARE IN

COMPLIANCE WITH THE 2019 CHICAGO BUILDING CODE

MANDATED BY THE CITY OF CHICAGO BUILDING

DEPARTMENT/CODE ENFORCEMENT AND THE ILLINOIS

ACCESSIBILITY CODE, 2018 EDITION

STATEMENT OF COMPLIANCE

SIGNED:

ARCHITECT/ENGINEER

623 COOPER COURT

SCHAUMBURG, IL 60173

(312) 346-8181

CITY APPROVAL STAMP BOX

ILLINOIS SECRETARY OF STATE

0 ISSUED FOR 50% REVIEW 05/09/2025

ISSUED FOR REVIEW 08/01/20251

ISSUED FOR 75% REVIEW 08/13/20252

ISSUED FOR 100% REVIEW 10/14/20253

ISSUED FOR BID 1/6/20264

iLLINOIS REGISTRATION NO.: 062.074755

DATE: 1/8/2026

ADDENDUM 1 4/20/20265

M5.03

MECHANICAL

HYDRONIC

BOILER PIPING &

CONTROL DIAGRAM

AutoCAD SHX Text M

AutoCAD SHX Text M

AutoCAD SHX Text M

AutoCAD SHX Text

CONDENSING BOILER CB-1

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

4" HWS

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

4" HWS

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4" HWR

AutoCAD SHX Text

4" HWS

AutoCAD SHX Text

EXISTING HWP-4: 40 GPM

AutoCAD SHX Text

EXISTING HWP-3: 55 GPM

AutoCAD SHX Text

EXISTING STAND-BY PUMP: 65 GPM

AutoCAD SHX Text

EXISTING HWP-1: 43.5 GPM

AutoCAD SHX Text

EXISTING HWP-2: 62.7 GPM

AutoCAD SHX Text

CONSTANT FLOW PUMP HWP-6: 48 GPM

AutoCAD SHX Text

VARIABLE FLOW PUMP HWP-7 200 GPM

AutoCAD SHX Text

VARIABLE FLOW PUMP HWP-8 200 GPM

AutoCAD SHX Text

TI

AutoCAD SHX Text T4

AutoCAD SHX Text

TI

AutoCAD SHX Text T3

AutoCAD SHX Text

5 GAL. CHEMICAL POT FEEDER

AutoCAD SHX Text

SEE TYPICAL PI DETAIL FOR ALL 5 PUMPS

AutoCAD SHX Text

2" WTR

AutoCAD SHX Text

3/4" CHM

AutoCAD SHX Text

3/4" CHM

AutoCAD SHX Text

FROM: EXISTING HEADER

AutoCAD SHX Text W

AutoCAD SHX Text

NEW AIR SEPARATOR

AutoCAD SHX Text

TT

AutoCAD SHX Text

HOT WATER SUPPLY TEMP SENSOR

AutoCAD SHX Text N.C.

AutoCAD SHX Text

TI

AutoCAD SHX Text T1

AutoCAD SHX Text

TT

AutoCAD SHX Text

TT

AutoCAD SHX Text

TI

AutoCAD SHX Text T5

AutoCAD SHX Text T6

AutoCAD SHX Text T7

AutoCAD SHX Text T8

AutoCAD SHX Text T9

AutoCAD SHX Text

HOT WATER SUPPLY TEMP SENSOR

AutoCAD SHX Text

HOT WATER SUPPLY TEMP SENSOR

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

3/4" HWS

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

2" HWS

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

4" HWS

AutoCAD SHX Text

4" HWS

AutoCAD SHX Text

4" HWS

AutoCAD SHX Text

4" HWR

AutoCAD SHX Text

TO: ALL FTR ZONES

AutoCAD SHX Text

HWS

AutoCAD SHX Text

TO: ENTRY CAB HEATERS

AutoCAD SHX Text

HWS

AutoCAD SHX Text

TO:PENTHOUSE 2

AutoCAD SHX Text

HWS

AutoCAD SHX Text

TO: PENTHOUSE 1

AutoCAD SHX Text

HWS

AutoCAD SHX Text

HWR

AutoCAD SHX Text

HWR

AutoCAD SHX Text

FROM: RED ZONE 1 (VEHICLES)

AutoCAD SHX Text

HWR

AutoCAD SHX Text

FROM: RED ZONE 2+3+1 (DRIVERS)

AutoCAD SHX Text

HWR

AutoCAD SHX Text

FROM: ENTRY CAB HEATERS

AutoCAD SHX Text

HWR

AutoCAD SHX Text

FROM: RED ZONE 4

AutoCAD SHX Text

HWR

AutoCAD SHX Text

FROM: RED ZONE 3

AutoCAD SHX Text

HWR

AutoCAD SHX Text

HOT WATER RETURN TEMP SENSOR

AutoCAD SHX Text

1 " 14" ETR

AutoCAD SHX Text

EXISTING CONSTANT FLOW PUMP HWP-5: 200 GPM

AutoCAD SHX Text

CONDENSING BOILER CB-3

AutoCAD SHX Text

CONDENSING BOILER CB-2

AutoCAD SHX Text

HOT WATER SUPPLY TEMP SENSOR

AutoCAD SHX Text

HOT WATER SUPPLY TEMP SENSOR

AutoCAD SHX Text T2

AutoCAD SHX Text

DP

AutoCAD SHX Text

DP

AutoCAD SHX Text

DP

AutoCAD SHX Text

DP

AutoCAD SHX Text

DP

AutoCAD SHX Text

DP

AutoCAD SHX Text

FROM: EXISTING 3" FROM PENTHOUSE

AutoCAD SHX Text

FROM: EXISTING 3" FROM PENTHOUSE

AutoCAD SHX Text

EMERGENCY GAS SHUT-OFF BUTTONS (SEE PLANS)

AutoCAD SHX Text

MS

AutoCAD SHX Text

NEW EXPANSION TANK TO REPLACE EXISTING.

AutoCAD SHX Text

INTERLOCK EXISTING MOTORIZED COMBUSTION AIR DAMPER WITH NEW BOILER OPERATION

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

AutoCAD SHX Text

ILLINOIS SECRETARY

OF STATE CHICAGO

WEST FACILITY

BOILER REPLACEMENT

5301 W. LEXINGTON ST.,

CHICAGO, IL 60644

SHEET NO.

DESIGN BY: JFA

DRAWN BY: RC

CHECKED BY: FS

PROJECT NO.

ISSUE DESCRIPTION DATEREV.

I HAVE PREPARED OR CAUSED TO BE PREPARED UNDER MY DIRECT

SUPERVISION, THE ATTACHED PLANS AND SPECIFICATIONS. I STATE

THAT, TO THE BEST OF MY KNOWLEDGE AND BELIEF AND TO THE

EXTENT OF MY CONTRACTUAL OBLIGATION, THEY ARE IN

COMPLIANCE WITH THE 2019 CHICAGO BUILDING CODE

MANDATED BY THE CITY OF CHICAGO BUILDING

DEPARTMENT/CODE ENFORCEMENT AND THE ILLINOIS

ACCESSIBILITY CODE, 2018 EDITION

STATEMENT OF COMPLIANCE

SIGNED:

ARCHITECT/ENGINEER

623 COOPER COURT

SCHAUMBURG, IL 60173

(312) 346-8181

CITY APPROVAL STAMP BOX

ILLINOIS SECRETARY OF STATE

0 ISSUED FOR 50% REVIEW 05/09/2025

ISSUED FOR REVIEW 08/01/20251

ISSUED FOR 75% REVIEW 08/13/20252

ISSUED FOR 100% REVIEW 10/14/20253

ISSUED FOR BID 1/6/20264

iLLINOIS REGISTRATION NO.: 062.074755

DATE: 1/8/2026

ADDENDUM 1 4/20/20265

M6.01

MECHANICAL

HYDRONIC PIPING

SCHEDULES