Delta College M-Wing 3D Printer Room IFB-10.28.2025.pdf

DRAWING INDEX

COVER SHEET

M1.1 FIRST FLOOR MECHANICAL DEMOLITION PLAN

M2.1 FIRST FLOOR HVAC PLAN

M3.1 MECHANICAL SCHEDULES AND DETAILS

M4.1 MECHANICAL SPECIFICATIONS

E2.1 ELECTRICAL PLAN, SPECIFICATIONS AND PANEL SCHEDULE

LOCATION MAP

CODE INFORMATION

APPLICABLE CODES

- 2023 NATIONAL ELECTRICAL CODE

- 2021 MICHIGAN PLUMBING CODE

- 2021 MICHIGAN MECHANICAL CODE

- 2021 MICHIGAN ENERGY CODE

OCTOBER 28, 2025 (ISSUED FOR BIDS)

ENGINEER

MacMILLAN ASSOCIATES

714 E. MIDLAND ST.

BAY CITY MI, 48706

(989) 894-4300

Delta College

M-WING 3D PRINTER ROOM HVAC SYSTEM UPGRADE

KEY MAP - MAIN CAMPUS

NOT TO SCALE

DELTA ROAD

HOTCHKISS ROAD

MACKINAW DRIVE

M

AC

KI

N

AW

R

O

AD

SOUTH CAMPUS DRIVE

FO

U

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IL

E

R O

AD

NORTH CAMPUS DRIVE

HOTCHKISS DRIVE

DELTA DRIVE

WEST CAMPUS DRIVE

EAST CAMPUS DRIVE

SOUTH

PARKING LOT

EAST

PARKING LOT

EX CHALET BUILDING

EX TRANSMITTER BUILDING

TENNIS COURTS

WEST ANNEX

PARKING LOT

WEST

PARKING LOT

S-WING

(FINE ARTS)

A-WING

(LEARNING CENTER)

AREA OF WORK

SAN

SAN. MH

RIM 599.49

INV. 8" S. 584.19

INV. 8" W. 584.49

SA

N

POWER

HOUSE

W

W W

W

SA

N

N

1961 Delta Rd, University Center MI 48710

PARTIAL FIRST FLOOR - MECHANICAL DEMOLITION PLANN 1/8"=1'-0"

PARTIAL ENLARGED FIRST FLOOR - MECHANICAL DEMOLITION PLANN 1/4"=1'-0"

Since 1963

(989) 894-4300

714 East Midland Street Bay City, Michigan 48706 www.macmillanassociates.com

CONSULTING ENGINEERS

MacMILLAN ASSOCIATES

REV. DESCRIPTION BY DATE

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SHEET No.

JOB No.DRAWN BY

DESIGNED BY

APPROVED BY

ISSUED FOR BIDS 10.28.2025

DELTA COLLEGE

M-WING AND 3D PRINTER ROOM

HVAC RENOVATION

FIRST FLOOR - MECHANICAL

DEMOLITION PLAN

M1.1

2024-2307CHW

DSF

GRS

KEY PLANN

EX AHU-29

EX RF-29

KEYED NOTES

EXISTING DUCTWORK TO REMAIN (TYP.).

EXISTING DUCTWORK TO BE REMOVED (TYP.).

EXISTING GRILLE/DIFFUSER TO BE REMOVED.

EXISTING MECHANICAL EQUIPMENT IN

MECHANICAL ROOM TO REMAIN.

EXISTING GRILLE/DIFFUSER TO REMAIN.

EXISTING ROOF CURB, ON ROOF ABOVE, TO

BE REMOVED. RE-USE ROOF OPENING FOR

NEW EXHAUST FAN AND NEW DUCT ABOVE

CEILING. EXISTING EXHAUST DUCT DOWN

THROUGH ROOF WAS ABANDONED AND

REMAINED OPEN ABOVE CEILING.

EXISTING VAV BOX AND ASSOCIATED

THERMOSTAT TO REMAIN.

EXISTING CHILLED WATER PIPING TO REMAIN.

EXISTING FLOOR DRAIN TO REMAIN.

CAP EXISTING DUCTWORK AT LOCATION

WHERE BRANCH DUCT IS REMOVED.

EXISTING FIRE PROTECTION SPRINKLER HEAD

TO BE RE-WORKED TO ALLOW INSTALLATION

OF NEW FAN COIL UNIT. REVISE ASSOCIATED

PIPING AS NECESSARY TO INSTALL NEW UNIT.

EXISTING CEILING IS A LAY-IN CEILING. ALL

EXISTING CEILING TILES SHALL BE REMOVED

AND STORED TEMPORARILY WITH INTENT TO

BE RE-INSTALLED AFTER COMPLETION OF

NEW WORK. REMOVE AND RE-INSTALL

CEILING GRID AS NECESSARY TO INSTALL

NEW MECHANICAL. EXISTING CEILING GRID

MAIN RUNNERS SHALL REMAIN. AN

ALLOWANCE SHALL BE INCLUDED TO FURNISH

(6) NEW CEILING TILES, BASED ON POTENTIAL

DAMAGE.

GENERAL NOTES

1. THE INTENT OF THIS DRAWING IS TO

REMOVE ALL MATERIALS AND EQUIPMENT

WITH A DASHED AND DARKER LINE TYPE.

2. PATCH OPENINGS ON DUCTWORK MAINS

WHERE BRANCH DUCTS ARE REMOVED.

3. CONTRACTOR SHALL FIELD VERIFY ALL

MATERIALS AND EQUIPMENT BEFORE

STARTING WORK.

4. COORDINATE DEMOLITION WORK WITH

NEW WORK, ESPECIALLY IN REGARDS TO

NEW CONNECTIONS.

5. REMOVAL OF DUCTWORK AND PIPING

SHALL INCLUDE ALL FITTINGS,

INSULATION, SUPPORTS, ETC.

5 5

5 5

5 5 5

REFER TO ENLARGED

PLAN ON THIS SHEET

EX AHU-29

EX RF-29

T

6 6

AREA OF WORK

EX. 3"

http://www.macmillanassociates.com

PARTIAL FIRST FLOOR - HVAC PLANN 1/8"=1'-0"

PARTIAL ENLARGED FIRST FLOOR - HVAC PLANN 1/4"=1'-0"

Since 1963

(989) 894-4300

714 East Midland Street Bay City, Michigan 48706 www.macmillanassociates.com

CONSULTING ENGINEERS

MacMILLAN ASSOCIATES

REV. DESCRIPTION BY DATE

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SHEET No.

JOB No.DRAWN BY

DESIGNED BY

APPROVED BY

ISSUED FOR BIDS 10.28.2025

DELTA COLLEGE

M-WING AND 3D PRINTER ROOM

HVAC RENOVATION

FIRST FLOOR - HVAC PLAN

M2.1

2024-2307CHW

DSF

GRS

KEY PLANN

EX AHU-29

EX RF-29

EX AHU-29

EX RF-29

A-600

EF-M101

(ON ROOF ABV.)

12"x12" C-1200

B-600

KEYED NOTES

NEW ROOF MOUNTED EXHAUST FAN SHALL BE

INSTALLED AT LOCATION OF EXISTING CAPPED

ROOF CURB. INSTALL NEW ROOF CURB TO

PROVIDE A MINIMUM 18" HIGH TOTAL CURB

HEIGHT. COORDINATE NEW ROOF WORK WITH

ROOFING CONTRACTOR/MANUFACTURER THAT

HOLDS THE CURRENT WARRANTY. ROOFING

CONTRACTOR HOLDING WARRANTY SHALL

COMPLETE ALL ROOF WORK.

NEW THERMOSTAT/SENSOR WIRED TO NEW

FCU CONTROLLER. REFER TO CONTROLS

INFORMATION ON SCHEDULE SHEET.

EXISTING MECHANICAL EQUIPMENT TO REMAIN.

EXISTING DIFFUSER/GRILLE TO REMAIN.

CONNECT NEW DIFFUSER AND BRANCH DUCT

TO EXISTING SUPPLY AIR DUCTWORK,

DOWNSTREAM OF VAV BOX, ABOVE CEILING.

EXISTING THERMOSTAT/SENSOR TO REMAIN. IF

CONTROLS CONTRACTOR IS ABLE TO USE A

SINGLE NON-ADJUSTABLE SENSOR TO

CONTROL BOTH THE NEW FAN COIL UNIT AND

EXISTING VAV BOX, THEN A SINGLE SENSOR

CAN BE USED.

CONNECT NEW 1" CHWS & CHWR PIPING

SERVING NEW FCU, TO EXISTING CHWS & CHWR

PIPING. INSTALL ISOLATION VALVES IN NEW

PIPING AFTER CONNECTION.

NEW FAN COIL UNIT TO BE INSTALLED HIGH IN

SPACE ABOVE CEILING, TIGHT TO STEEL.

SUPPORT UNIT FROM STEEL JOISTS ABOVE.

REFER TO MANUFACTURER'S INSTALLATION

INSTRUCTIONS.

EXISTING VAV BOX SHALL BE RE-BALANCED TO

MATCH UPDATED AIRFLOW ON THE SINGLE

SUPPLY AIR DIFFUSER SERVED BY VAV BOX.

EXISTING ROOF PENETRATION AND ROOF CURB

SHALL BE UTILIZED TO ACCOMMODATE NEW

12"x12" EXHAUST DUCT AND NEW FAN.

NEW CONDENSATE DRAIN PIPING SHALL ROUTE

FROM NEW FAN COIL UNIT TO EXISTING

SERVICE SINK IN ADJACENT ROOM M102. SLOPE

PIPING FROM UNIT, TO LOCATION AT SERVICE

SINK WHERE PIPING SHALL AIR GAP DISCHARGE

INTO SINK. ROUTE PIPING DOWN TIGHT

AGAINST WALL TO SERVICE SINK.

UTILIZE A FLEXIBLE DUCT CONNECTION

BETWEEN SUPPLY AIR AND RETURN AIR DUCT

AND FAN COIL UNIT.

COORDINATE ROUTING OF NEW CHILLED

WATER PIPING WITH EXISTING DUCTWORK,

NEW DUCTWORK, AND NEW FAN COIL UNIT.

UTILIZE SPACE BETWEEN AND THROUGH STEEL

JOISTS, AS NECESSARY.

SEAL AROUND PIPE PENETRATIONS IN EXISTING

WALL.

CONTRACTOR SHALL HIRE THE SERVICES OF A

LICENSED FIRE PROTECTION CONTRACTOR TO

PROPERLY RELOCATE EXISTING SPRINKLER

HEADS AND ASSOCIATED PIPING, AS

NECESSARY TO AVOID CONFLICTS WITH NEW

FAN COIL UNIT, DUCTWORK, PIPING, ETC. FIELD

VERIFY THE EXACT QUANTITY OF SPRINKLER

HEADS AND PIPING THAT REQUIRE REWORK.

COORDINATE INSTALLATION OF RETURN GRILLE

WITH EXISTING LIGHT. INTENT IS FOR NEW

RETURN GRILLE TO BE LOCATED NEXT TO

EXISTING LIGHT. RETURN DUCT IS TO BE

INSTALLED HIGH IN SPACE ABOVE CEILING. 16"

NECK CONNECTING TO RETURN GRILLE SHALL

ROUTE FROM RETURN DUCT TO NEW RETURN

GRILLE. 16" DUCT MAY NEED TO OFFSET IF

NECESSARY.

GENERAL NOTES

1. ALL DIFFUSER AND GRILLE LOCATIONS SHALL BE

COORDINATED WITH EXISTING CEILING GRID.

2. ALL EXISTING CEILING TILES SHALL BE REMOVED

AND STORED TEMPORARILY WITH INTENT TO BE

RE-INSTALLED AFTER COMPLETION OF NEW

WORK. REMOVE AND RE-INSTALL CEILING GRID AS

NECESSARY TO INSTALL NEW MECHANICAL.

EXISTING CEILING GRID MAIN RUNNERS SHALL

REMAIN. AN ALLOWANCE SHALL BE INCLUDED TO

FURNISH (6) NEW CEILING TILES, BASED ON

POTENTIAL DAMAGE.

3. FURNISH AND INSTALL MANUAL BALANCING

DAMPERS ON ALL SUPPLY AIR, RETURN AIR, AND

EXHAUST BRANCH DUCTWORK, TO ALLOW

BALANCING OF EACH INDIVIDUAL AIR OUTLET.

4. FOR BRANCH DUCTS ROUTED TO DIFFUSERS OR

GRILLES THAT DO NOT SHOW SIZES ON

DRAWINGS, DUCT SIZE SHALL MATCH DIFFUSER

OR GRILLE NECK SIZE NOTED ON DIFFUSER AND

GRILLE SCHEDULE.

5. PROPERLY SLEEVE AND SEAL AROUND ALL

INDOOR AND OUTDOOR WALL/ROOF PIPE

PENETRATIONS.

6. ALL NEW CONTROLS FOR NEW FAN COIL UNIT,

NEW EXHAUST FAN, AND EXISTING VAV BOX SHALL

BE FURNISHED, INSTALLED, AND PROGRAMMED

BY TRANE. ALL CONTROLS SHALL BE INTEGRATED

INTO EXISTING BUILDING MANAGEMENT SYSTEM.

REFER TO SCHEDULE AND DETAIL SHEET FOR

CONTROLS SEQUENCE OF OPERATION AND

DIAGRAMS.

7. INTENT FOR EXISTING VAV BOX IS TO CHANGE

CONTROLS TO FIX DAMPER AND SUPPLY A

CONSTANT VOLUME AIRFLOW. SUPPLY AIR FROM

VAV BOX AND AHU-29 SHALL PROVIDE

VENTILATION AIR AND MAKE-UP AIR FOR NEW

EXHAUST FAN, AS WELL AS ANY HEATING NEEDS

THE SPACE MAY HAVE. THE VAV BOX HEATING

COIL CONTROL VALVE SHALL CONTINUE TO OPEN

AND CLOSE UPON A CALL FOR HEATING.

4 4

4 4

REFER TO ENLARGED

PLAN ON THIS SHEET

4 4 4

T

A-600

T

12"x8"

A-400

CHWR

12"x10" 12"x10"

16"x14"

B-600

B-1200

A-400

A-600

FCU-M101

CHWS

CHWR

CHWS

1"

1"

AREA OF WORK

60"x7"

60"x7"

(16Ø NECK)

EF-M101

MECHANICAL ROOM

ROOM M101 - AIRFLOW SCHEMATICN NO SCALE

FCU-M101

CEILING

1200 CFM 1200 CFM 600 CFM400 CFM

ROOM - M101

(200 CFM NEGATIVE)

FCU-M101

ROOM M101

AIRFLOW SUMMARY

SYSTEM AIRFLOW (CFM)

AHU/VAV SUPPLY 400

FAN COIL SUPPLY 1200

FAN COIL RETURN 1200

EXHAUST 600

AHU - 29 (EXISTING)

1" CD

60"x14"

EX. 3"

Since 1963

(989) 894-4300

714 East Midland Street Bay City, Michigan 48706 www.macmillanassociates.com

CONSULTING ENGINEERS

MacMILLAN ASSOCIATES

REV. DESCRIPTION BY DATE

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SHEET No.

JOB No.DRAWN BY

DESIGNED BY

APPROVED BY

ISSUED FOR BIDS 10.28.2025

DELTA COLLEGE

M-WING AND 3D PRINTER ROOM

HVAC RENOVATION

MECHANICAL SCHEDULES

AND DETAILS

M3.1

2024-2307CHW

DSF

GRS

BRANCH DUCT CONNECTION TO DIFFUSER OR GRILLE DETAIL

NO SCALE

BRANCH DUCT

TRANSITION

DAMPER WITH POSITIVE

LOCKING WING NUT

FLEXIBLE INSULATED

DUCT SIMILAR TO FLEXMASTER

TYPE 3 OR APPROVED EQUAL

MAXIMUM 5'-0" LENGTH

DIFFUSER OR GRILLE W/ ROUND NECK

OR SQUARE TO ROUND NECK ADAPTER

LAY-IN CEILING

TAKE-OFF FITTING SIMILAR TO FLEXMASTER

MODEL #CB-D CONICAL BELL MOUTH

FITTING WITH DAMPER AND POSITIVE LOCKING

WING NUT

NO SCALE

DUCTWORK SQUARE VANE MITERED ELBOWS

W

W1NOTE

1 ALL VANE ELBOWS SHALL BE CONSTRUCTED AND INSTALLED AS DETAILED

BY SMACNA.

2 WHEN W1 DOES NOT EQUAL W2, VANE SHALL BE SINGLE THICKNESS VANE

TYPE REGARDLESS OF W DIMENSION.

3 ALL SINGLE THICKNESS VANES SHALL HAVE A 2” RADIUS, 1 1/2" MAXIMUM

SPACE BETWEEN VANES AND A 3/4" TRAILING EDGE.

4 WHEN W EQUALS W2 AND W1 IS GREATER THAN 20”, VANES SHALL BE

DOUBLE VANE TYPE.

5 NO MITERED ELBOW WITHOUT VANES SHALL BE INSTALLED.

NO SCALE

W

R

DUCTWORK RADIUS ELBOW

NOTE

1. THE INTERIOR SURFACE OF ALL RADIUS ELBOWS SHALL BE

MADE ROUND.

2. ALL STANDARD RADIUS ELBOWS CAN BE SUBSTITUTED WITH A SQUARE

VANE MITERED ELBOW.

3. NO MITERED ELBOWS WITHOUT VANES SHALL BE INSTALLED.

R=1.5W

DISCONNECT SWITCH

GASKET SEAL

ROOFING AND FLASHING

BY G.C.

ROOF CONSTRUCTION

STRUCTURAL STEEL SUPPORT

SEE STRUCTURAL DRAWINGS

EXHAUST DUCT

BACKDRAFT DAMPER

INSULATED ROOF CURB BY

M.C. (PREFABRICATED)-SEE DRAWINGS

VERIFY ROOF PITCH-THE MECHANICAL

TRADE SHALL FURNISH BLOCKING

AS NECESSARY TO LEVEL CURB

ROOF EXHAUST FAN DETAIL

NO SCALE

FOR CURB HEIGHT

AND EXHAUST FAN

EXHAUST FAN SCHEDULE

MARK SERVING AIRFLOW

(CFM)

EXTERNAL STATIC

PRESSURE

(IN. W.G.)

TYPE MOTOR BHP HP FLA VOLTS/PH/HZ MANUFACTURER

MODEL NUMBER SONES WEIGHT

(LBS) DIMENSIONS NOTES

EF-M101 3-D PRINTER ROOM 600 0.62 DOWNBLAST DIRECT-DRIVE 0.11 1/4 3.8 120V /1PH /60HZ G-100-VG 5.7 54 24" DIA X 36"H 1,2,3,4,5

NOTES:

1. MOTOR TO BE EC MOTOR, DESIGNED FOR FAN APPLICATIONS (GREENHECK VARI-GREEN WITH DIAL ON MOTOR CONTROL).

2. NEMA-1 DISCONNECT SWITCH SHALL BE PROVIDED BY FAN MANUFACTURER. DISCONNECT SHALL BE MOUNTED AND WIRED BY MANUFACTURER.

3. PROVIDE BACKDRAFT DAMPER FOR INSTALLATION IN DUCTWORK, BELOW FAN.

4. FAN SHALL BE PLACED ON NEW ROOF CURB. ROOF CURB SHALL BE RE-WORKED/EXTENDED TO BE 18" TALL ABOVE FINISHED ROOF. PROVIDE PRE-MANUFACTURERED, PRE-INSULATED ROOF CURB.

5. FANS SHALL BE MANUFACTURERED BY GREENHECK OR EQUAL.

FAN COIL UNIT (FC-M101)

RUN CONDITIONS - AUTOMATIC OPERATION:

1. THE UNIT SHALL RUN ACCORDING TO A USER DEFINABLE TIME SCHEDULE IN THE

FOLLOWING MODES:

A. OCCUPIED MODE: THE UNIT SHALL MAINTAIN A 72°F (ADJ.) COOLING SETPOINT

B. UNOCCUPIED MODE (NIGHT SETBACK): THE UNIT SHALL MAINTAIN A

76°F (ADJ.) COOLING SETPOINT.

ALARMS SHALL BE PROVIDED AS FOLLOWS:

1. HIGH ZONE TEMP: IF THE ZONE TEMPERATURE IS GREATER THAN THE

COOLING SETPOINT BY A USER DEFINABLE AMOUNT (ADJ.).

FAN:

1. THE FAN SHALL RUN ANYTIME THE UNIT IS COMMANDED TO RUN, UNLESS

SHUTDOWN ON SAFETIES. THE FAN SPEEDS SHALL AUTOMATICALLY BE INDEXED

AS FOLLOWS:

A. LOW SPEED SHALL RUN ANYTIME THE ZONE TEMPERATURE IS BELOW OR 1

DEGREE ABOVE SETPOINT.

B. MEDIUM SPEED SHALL RUN ANYTIME THE ZONE TEMPERATURE IS ABOVE

SETPOINT BY 2 DEGREES OR MORE.

C. HIGH SPEED SHALL RUN ANYTIME THE ZONE TEMPERATURE IS ABOVE

SETPOINT BY 4 DEGREES (ADJ.).

COOLING COIL VALVE:

1. THE CONTROLLER SHALL MEASURE THE ZONE TEMPERATURE AND OPEN

THE COOLING COIL VALVE TO MAINTAIN ITS COOLING SETPOINT.

THE COOLING SHALL BE ENABLED WHENEVER:

1. THE ZONE TEMPERATURE IS ABOVE COOLING A SETPOINT AND THE FAN IS ON.

FAN STATUS:

1. THE CONTROLLER SHALL MONITOR THE FAN STATUS AND SPEED.

ALARMS SHALL BE PROVIDED AS FOLLOWS:

1. FAN FAILURE: COMMANDED ON, BUT THE STATUS IS OFF.

2. FAN IN HAND: COMMANDED OFF, BUT THE STATUS IS ON.

3. FAN RUNTIME EXCEEDED: FAN STATUS RUNTIME EXCEEDS A USER DEFINABLE

LIMIT (ADJ.).

BI - FAN STATUS

BO - FAN START/STOP

CT

M

EA

T

DARA

BI - FAN STATUS

BO - FAN LOW SPEED

BO - FAN MEDIUM SPEED

BO - FAN HIGH SPEED

CT

M

CHW

BO - COOLING VALVE

CHWR CHWS

S

DA

AI - ZONE TEMP

EXHAUST FAN (EF-M101)

RUN CONDITIONS - SCHEDULED:

1. THE FAN SHALL RUN ACCORDING TO A USER DEFINABLE SCHEDULE.

FAN:

1. THE FAN SHALL HAVE A USER DEFINABLE (ADJ.) MINIMUM RUNTIME.

FAN STATUS:

1. THE CONTROLLER SHALL MONITOR THE FAN STATUS.

ALARMS SHALL BE PROVIDED AS FOLLOWS:

1. FAN FAILURE: COMMANDED ON, BUT THE STATUS IS OFF.

2. FAN IN HAND: COMMANDED OFF, BUT THE STATUS IS ON.

3. FAN RUNTIME EXCEEDED: FAN STATUS RUNTIME EXCEEDS A USER

DEFINABLE LIMIT (ADJ.).

MECHANICAL CONTROLS - FAN COIL UNIT

MECHANICAL CONTROLS - EXHAUST FAN

GRILLE, REGISTER, AND DIFFUSER SCHEDULE

TYPE

MODEL NUMBERS DEFLECTION NECK SIZE REMARKS

REF SERVICE AND

TYPE

A SUPPLY AIR

DIFFUSER PRICE SCD OR EQUAL TITUS 4 WAY

0-125 CFM: 6" x 6" (6" DIA) 126-250 CFM: 9" x 9" (8" DIA)

251-350 CFM: 12" x 12" (10" DIA) 351-450 CFM: 12" x 12" (12" DIA) 451-600 CFM: 15" x 15" (14" DIA) 601-900 CFM: 18" x 18" (16" DIA)

ALL STEEL CONSTRUCTION, ADJUSTABLE

HORIZONTAL TO VERTICAL AIRFLOW PATTERN, 3

CONE, 24X24, BAKED ON ENAMEL FINISH WITH

COLOR SELECTED BY DELTA COLLEGE. FRAME AS

REQUIRED FOR CEILING TYPE WITH DIFFUSER

PANEL SHALL MATCH GRID SIZE WHERE INSTALLED

IN LAY IN CEILING. MAXIMUM NECK VELOCITY

SHALL BE 700 FPM AND MAXIMUM NC LEVEL SHALL

BE 25.

B DUCTED EXHAUST

AIR GRILLE PRICE 80 OR EQUAL TITUS EGGCRATE 24"L X 24"W (TYPICAL) UNLESS OTHERWISE

NOTED ON DRAWINGS

ALL ALUMINUM CONSTRUCTION, EXTRUDED

ALUMINUM BORDER AND FRAME, 1/2" X 1/2" X 1/2"

ALUMINUM GRID CORE. FIELD VERIFY DIMENSIONS.

C

DUCTED RETURN

AIR GRILLE WITH

FILTER

PRICE 80 FH OR EQUAL TITUS EGGCRATE 24"L X 24"W, 16" NECK SIZE

ALL ALUMINUM CONSTRUCTION, EXTRUDED

ALUMINUM BORDER AND FRAME, 1/2" X 1/2" X 1/2"

ALUMINUM GRID CORE. GRILLE SHALL BE

FURNISHED WITH FILTER FRAME WITH HINGED

ACCESS. FILTER FRAME SHALL HAVE 1" DEPTH TO

ACCEPT STANDARD 1" FILTER MEDIA. PROVIDE

FILTER FOR FILTER RACK (NOT SUPPLIED BY

MANUFACTURER). FIELD VERIFY DIMENSIONS.

FURNISH WITH STANDARD 24"L x 24"W x 1"H MERV 8

FILTER.

NO SCALE

WITH 2-WAY CONTROL VALVE

FAN COIL UNIT

AIR VENT (TYP)

BALL SHUT-OFF VALVE (TYP)

CHILLED WATER RETURN

CHILLED WATER SUPPLY

CONDENSATE DRAIN TO AIR GAP DISCHARGE

UNION (TYP)

1" CONDENSATE DRAIN PIPING

CEILING

P T

STRAINER W/DRAIN

VALVE (TYP)

FLOOR DRAIN OR SERVICE SINK

2-WAY PRESSURE INDEPENDENT CONTROL

WITH/INTEGRAL PRESET BALANCE VALVE

(CHILLED WATER)

P T

FAN COIL UNIT DETAIL

SA SUPPLY AIR

TWO WAY CONTROL VALVE

MANUAL DAMPER

VARIABLE AIR VOLUMEVAV

MISC. EQUIP. COND DRAIN PIPINGCD

`[B-250`]

`[A-250`]

RETURN OR EXHAUST AIR GRILLE -

SUPPLY AIR DIFFUSER -

MECHANICAL SYMBOL LIST

EX

CHWR

CHWS

EXISTING

CHILLED WATER RETURN PIPING

CHILLED WATER SUPPLY PIPING

TWO WAY CONTROL VALVE

STRAINER

FLOW ARROW

ISOLATION VALVE

UNION

CAP

REDUCER

BALL VALVE

T THERMOSTAT OR WALL SENSOR

FLOOR DRAIN

EXHAUST FAN WITH FAN ABOVE

ELBOW DROPPING DOWN

ELBOW RISING UP

AIR HANDLING UNITAHU

ABOVEABV

CUBIC FEET PER MINUTECFM

RF RETURN AIR FAN

FAN COIL UNITFCU

EXHAUST FANEF

COOLING TOWERCT

RA RETURN AIR

EXHAUST AIREA

(PNEUMATIC)

(FLOOR PLAN)

TYPE "A", 250 CFM

TYPE "B", 250 CFM

PRESSURE/TEMPERATURE PORT

EXTERNAL STATIC PRESSUREESP

FAN COIL UNIT SCHEDULE

TAG MANUFACTURER MODEL TYPE

COOLING CAPACITY FAN MOTOR

DIMENSIONS OPERATING

WEIGHT

ELECTRICAL DATA

AIRFLOW MBH COIL AIR TEMP CHILLED WATER

HP ESP

(IN H20) CFM VOLT PHASE MCA

MAX FUSE

SIZE

CFM TOTAL ENTERING

DB

LEAVING

DB

LEAVING

TEMP (°F) GPM FLUID PD (FT

H2O)

CONTROL

VALVE LxWxH LBS AMP

FCU- M101 TRANE FCDB120 HORIZONTAL

CABINET 1200 36 80 58.76 45 58.42 5.7 11.42 2-WAY 0.130/0.220 0.250" 1200 75"x26"x10" 218 120 1 6.07 15

NOTES:

1. FRONT AND BACK DUCT COLLAR INLET/OUTLET.

2. MANUFACTURER PROVIDED AND MOUNTED, NON-FUSED DISCONNECT SWITCH. ELECTRICAL TRADES SHALL FURNISH AND INSTALL SINGLE POINT POWER CONNECTION.

3. FAN COIL UNIT SHALL BE FURNISHED WITHOUT FILTER.

4. POLYMER DRAIN PAN.

5. HIGH SPEED ECM MOTORS.

6. SELECTION BASED ON TRANE. OR EQUAL MANUFACTURERS SHALL BE CONSIDERED IF ALL REQUIREMENTS ARE MATCHED OR EXCEEDED.

ENTERING

TEMP (°F)

(989) 894-4300

714 East Midland Street Bay City, Michigan 48706 www.macmillanassociates.com

CONSULTING ENGINEERS

MacMILLAN ASSOCIATES

REV. DESCRIPTION BY DATE

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SHEET DESCRIPTION

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SHEET No.

JOB No.DRAWN BY

DESIGNED BY

APPROVED BY

ISSUED FOR BIDS 10.28.2025

DELTA COLLEGE

M-WING AND 3D PRINTER ROOM

HVAC RENOVATION

MECHANICAL SPECIFICATIONS

M4.1

2024-2307CHW

DSF

GRS

MECHANICAL SPECIFICATIONS

REFERENCE

INSTRUCTIONS TO BIDDERS, CONDITIONS OF THE CONTRACT, DIVISION 1, AND THIS SECTION SHALL APPLY TO THIS

DIVISION.

CODES, PERMITS & INSPECTIONS

CONTRACTOR SHALL SECURE PERMITS, INSPECTIONS AND TESTS, PAY ALL FEES, DEPOSITS, AND COSTS FOR ALL MECHANICAL UTILITIES AND SERVICES INVOLVED AND PRESENT THE OWNER A CERTIFICATE OF INSPECTION AND APPROVAL FROM THE DEPARTMENT HAVING JURISDICTION OVER HIS WORK. SHOULD ANY CHANGE IN THE DRAWINGS AND SPECIFICATIONS BE REQUIRED TO COMPLY WITH ALL APPLICABLE CODES, RULES, REGULATIONS, ETC., CONTRACTOR SHALL NOTIFY THE ENGINEER BEFORE SUBMITTING BID. AFTER ENTERING INTO CONTRACT, ALL WORK NECESSARY TO MEET THE REQUIREMENTS SHALL BE COMPLETED WITHOUT ADDITION TO THE CONTRACT AMOUNT.

WHERE WORK INDICATED IS MORE THAN REQUIRED BY CODES, ETC., SUCH WORK SHALL BE AS INDICATED.

JOB OBSERVATION

NOT WITHSTANDING ANY REFERENCE TO ANY CODE, RULE OR REGULATION, ENGINEER SHALL HAVE NO RESPONSIBILITY FOR SAFETY ON THE JOB SITE, SHALL HAVE NO RIGHT TO CHANGE OR STOP THE WORK, SHALL NOT CONTROL THE MEANS OF THE WORK, AND SHALL NOT HAVE ANY DUTY TO PROVIDE SUPERVISION OF MEANS, METHODS, PROCESSES

OR PROCEDURES OF CONSTRUCTION.

FIRST-CLASS WORKABLE SYSTEMS

FIRST CLASS WORKABLE SYSTEMS SHALL BE PROVIDED BY THE CONTRACTOR. IF, IN THE OPINION OF THE CONTRACTOR, CHANGES IN THE DRAWINGS OR SPECIFICATIONS ARE REQUIRED TO PRODUCE FIRST-CLASS WORKABLE SYSTEMS, CONTRACTOR SHALL REQUEST AN INTERPRETATION FROM THE ENGINEER BEFORE PROCEEDING WITH THE WORK. IF THE CONTRACTOR FAILS TO MAKE SUCH A REQUEST, NO EXCUSE WILL THEREAFTER BE ENTERTAINED FOR FAILURE TO

PROVIDE FIRST-CLASS WORKABLE SYSTEMS.

DRAWINGS

DRAWINGS ARE INTENDED TO SHOW THE GENERAL ARRANGEMENT, DESIGN, AND EXTENT OF THE WORK AND ARE DIAGRAMMATIC. THEY ARE NOT INTENDED TO BE SCALED FOR ROUGH-IN MEASUREMENTS NOR TO SERVE AS SHOP DRAWINGS. THE ENGINEERS AND OWNER RESERVE THE RIGHT TO MAKE MINOR CHANGES IN THE LOCATION OF EQUIPMENT, DUCTWORK, PIPING, ETC. AT THE TIME OF ROUGH-IN WITHOUT ADDITIONAL COST TO THE OWNER.

CONTRACTOR SHALL FIELD VERIFY ALL DIMENSIONS, LOCATIONS, ETC. FOR ACCURACY AND POSSIBILITY OF INTERFERENCES DUE TO FIELD CONDITIONS AND ACTUAL BUILDING STRUCTURE. FAILURE TO CHECK WILL BE NO

REASON FOR ADDITIONAL COMPENSATION.

SHOP DRAWINGS

SUBMIT ELECTRONIC SET OF COMPLETE SHOP DRAWINGS FOR ALL MECHANICAL EQUIPMENT AND MATERIALS TO THE ENGINEER FOR REVIEW BEFORE FABRICATION OF WORK OR ORDERING OF EQUIPMENT. DRAWINGS MUST BE REVIEWED BY THE ENGINEER BEFORE ORDERING EQUIPMENT. ALL SHOP DRAWINGS REJECTED SHALL BE CORRECTED AND

RESUBMITTED TO THE ENGINEER BEFORE ORDERING.

STANDARDS OF INDUSTRY

STANDARDS OF INDUSTRY SHALL BE FOLLOWED WHEN APPLICABLE.

GUARANTEE

CONTRACTOR SHALL GUARANTEE EQUIPMENT, MATERIALS AND WORKMANSHIP IN HIS CONTRACT AND SHALL MAKE GOOD AT HIS OWN EXPENSE ANY DEFECTS WHICH MAY DEVELOP WITHIN ONE YEAR AFTER START-UP OF EACH PIECE OF EQUIPMENT, OCCUPANCY BY OWNER, OR FINAL ACCEPTANCE OF THE JOB, WHICHEVER OCCURS FIRST.

CONTRACTORS RECORD/AS-BUILT DRAWINGS

CONTRACTOR SHALL MAINTAIN AND KEEP AN UP-TO-DATE SET OF "RECORD" DRAWINGS REFLECTING "AS-BUILT" CONDITIONS OF THEIR WORK. CONTRACTOR SHALL INDICATE EXACT DIMENSIONS AND ELEVATIONS FOR ALL UNDERGROUND WORK. UPON COMPLETION OF THIS PROJECT, THE CONTRACTOR SHALL DELIVER TO THE ENGINEER THE

"RECORD" DRAWINGS.

LOCAL CONDITIONS

BEFORE SUBMITTING BIDS AND/OR PROCEEDING WITH THE PROJECT, THE CONTRACTOR SHALL EXAMINE ALL DRAWINGS, SPECIFICATIONS AND ADDENDA ISSUED FOR THE PROJECT AND SHALL EXAMINE THE PROJECT SITE. THE CONTRACTOR SHALL THOROUGHLY INVESTIGATE THE PROJECT SITE AND BECOME FULLY INFORMED AS TO THE EXTENT OF HIS WORK AND COORDINATION OF THIS WORK WITH ALL OTHER TRADES AND INCLUDE ALL COST TO PERFORM AND COMPLETE

WORK FOR THIS PROJECT PER DRAWINGS AND SPECIFICATION AND ALL CODES.

OPERATION AND MAINTENANCE MANUALS

CONTRACTOR SHALL FURNISH TO THE ARCHITECT/ENGINEER TWO (2) COPIES OF AN APPROVED BOUND (3-RING BINDER) BOOK WITH TABS FOR SECTIONS COVERING EACH ITEM OF EQUIPMENT. THESE NOTEBOOKS SHALL INCLUDE SHOP DRAWINGS, MAINTENANCE MANUALS, OPERATING MANUALS AND PARTS LIST AS NECESSARY TO INSTRUCT THE OWNER ON PROPER OPERATION AND USE AS WELL AS MAINTENANCE FOR EACH PIECE OF EQUIPMENT FOR THIS PROJECT.

THESE BOOKS SHALL ALSO INCLUDE CONTRACTOR'S, SUBCONTRACTOR'S AND MANUFACTURER'S NAMES, TELEPHONE NUMBERS AND ADDRESSES. MANUALS SHALL ALSO INCLUDE SEQUENCE OF OPERATION, CONTROL EQUIPMENT LITERATURE, WIRING AND CONTROL DIAGRAMS, CERTIFICATES OF GUARANTEES, CERTIFICATES OF INSPECTION, MECHANICAL SYSTEM TEST AND BALANCING REPORTS. THE CONTRACTOR SHALL ACCUMULATE AND SUMMARIZE THE CONTROL AND MAINTENANCE SEQUENCE IN TYPEWRITTEN SHEET TO BE INCLUDED IN THE REPORT. THESE MANUALS SHOULD BE HARD BOUND IN BEST QUALITY BINDERS AND TURNED OVER TO THE ARCHITECT/ENGINEER FOR APPROVAL

AT COMPLETION OF PROJECT.

START-UP SERVICE

CONTRACTOR SHALL ARRANGE WITH EQUIPMENT MANUFACTURERS FOR PROVIDING COMPLETE START-UP SERVICE FOR ALL EQUIPMENT ON THIS PROJECT. ALL START-UP SERVICES SHALL BE PERFORMED IN THE PRESENCE OF THE OWNER AND/OR ENGINEER. A WRITTEN REPORT SHALL BE SUBMITTED TO THE ENGINEER STATING DATE OF START-UP, MANUFACTURER APPROVAL OF SYSTEM OPERATION AND INSTALLATION.

CUTTING AND PATCHING

CUTTING AND PATCHING SHALL BE BY TRADES REGULARLY ENGAGED IN THIS TYPE OF WORK, EXCEPT DRILLING OF HOLES SHALL BE DONE BY THE TRADES REQUIRING SAME. STRUCTURAL MEMBERS SHALL NOT BE CUT OR DRILLED.

SALVAGEABLE MATERIAL

SALVAGEABLE MATERIAL SHALL REMAIN THE PROPERTY OF THE OWNER AND SHALL BE STORED AT LOCATIONS AS DIRECTED BY THE OWNER, EXCEPT THE OWNER RESERVES THE RIGHT TO DESIGNATE CERTAIN ITEMS OF SALVAGEABLE

MATERIAL TO BE REMOVED FROM THE PROJECT SITE.

RIGGING AND HOISTING

PERFORM ALL REQUIRED RIGGING, HOISTING, TRANSPORTATION, MOVING, ETC. OF ALL EQUIPMENT, MATERIALS, ETC. TO BE FURNISHED AND/OR INSTALLED AS SHOWN ON DRAWINGS, WHETHER FURNISHED BY THIS CONTRACTOR OR BY THE

OWNER OR OTHER TRADES.

STORAGE FACILITY

FURNISH AND MAINTAIN A WEATHERPROOF STORAGE FACILITY ON THE SITE OF ADEQUATE SIZE TO STORE MISCELLANEOUS EQUIPMENT AND/OR MATERIALS TO PREVENT EXPOSURE TO THE WEATHER. LOCATION OF SHED SHALL BE DETERMINED BY THE OWNER AND ARCHITECT/ENGINEER. THE OWNER RESERVES THE RIGHT TO DENY STORAGE OF

MATERIALS OR EQUIPMENT IN ANY EXISTING OR NEW BUILDINGS.

PROTECTION FROM DAMAGE

THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL MATERIALS, EQUIPMENT, ETC. AND ALL WORK INSTALLED BY HIMSELF AND SHALL PROTECT IT FROM DAMAGE UNTIL FINAL ACCEPTANCE OF THIS PROJECT BY THE OWNER.

FURNISH ALL COVERINGS AND PROTECTION FROM DIRT, DUST, RAIN, STORM, HEAT, TRAFFIC, WEAR, ETC. AND ALL POSSIBLE INJURY INCLUDING THAT BY OTHER WORKMEN. ANY EQUIPMENT, WORKMANSHIP, MATERIALS, ETC. DAMAGED PRIOR TO FINAL ACCEPTANCE BY THE OWNER OF THIS PROJECT SHALL BE PROPERLY REPAIRED AT NO EXPENSE TO THE

OWNER.

PROTECT ALL PLUMBING FIXTURES AND OTHER EQUIPMENT FROM DAMAGE BY COVERING OR COATING. ANY DENTED, SCRATCHED, RUSTED OR MARRED SURFACE FINISHES WILL NOT BE ACCEPTED.

PROTECT ALL EQUIPMENT, MATERIALS, ETC. FROM FREEZING.

PLUMBING AND PIPING BASIC MATERIALS AND METHODS:

CONDENSATE DRAIN PIPING:

EQUIPMENT DRAINS, COOLING COIL DRAINS, OVERFLOWS AND PIPING FROM RELIEF VALVES 1" AND SMALLER SHALL BE

COPPER TUBING: ASTM B88, TYPE L, HARD DRAWN.

FITTINGS: ASME B16.18 CAST BRASS TEE TAP OR ASME B16.22 SOLDER WROUGHT COPPER.

JOINTS: SOLDER, LEAD FREE, 95-5 TIN-ANTIMONY, OR TIN AND SILVER, WITH MELTING RANGE 430 TO 535 DEGREES F.

EQUIPMENT DRAINS, COOLING COIL DRAINS, OVERFLOWS AND PIPING FROM RELIEF VALVES 1¼" THRU 2" SHALL BE ASTM

A53, SCHEDULE 40 BLACK STEEL WITH THREADED JOINTS OR SCHEDULE 40 PVC.

HEATING HOT WATER AND CHILLED WATER PIPING

PIPING 3" AND SMALLER: COPPER TUBING: ASTM B88, TYPE L, HARD DRAWN, SEAMLESS.

FITTINGS: ASME B16.18 CAST BRONZE TEE TAP OR ASME B16.22 SOLDER WROUGHT COPPER.

JOINTS: 95-5 TIN - ANTIMONY OR TIN AND SILVER WITH MELTING RANGE 430 TO 535 DEGREES F.

JOINTS: 2" THRU 6" MAY BE MECHANICAL PIPE COUPLINGS OF A BOLTED TYPE WITH A CENTRAL CAVITY DESIGN PRESSURE-RESPONSIVE GASKET ALONG WITH GROOVED END COPPER OR BRONZE FITTINGS AS AVAILABLE, AS

MANUFACTURED BY VICTAULIC OR GRUVLOK AS FOLLOWS:

COPPER TUBE: ASTM B88 (TYPE K OR L) - ROLL GROOVED ONLY.

MECHANICAL COUPLINGS: SHALL BE VICTAULIC STYLE 606 RIGID COUPLINGS FOR COPPER CONSISTING OF A DUCTILE IRON CAST HOUSING, A SYNTHETIC RUBBER GASKET OF A CENTRAL CAVITY PRESSURE-RESPONSIVE DESIGN, WITH

PLATED NUTS AND BOLTS TO SECURE UNIT TOGETHER.

COUPLING HOUSINGS: SHALL BE DUCTILE IRON CONFORMING TO ASTM A395 AND ASTM A536 (GRADE 65-45-12), WITH A COPPER COLORED ALKYD ENAMEL PAINT COATING, AS MANUFACTURED BY VICTAULIC COMPANY OF AMERICA.

GASKETS: SHALL BE MOLDED OF SYNTHETIC RUBBER IN A FLUSHSEAL® CONFIGURATION CONFORMING TO THE COPPER TUBE SIZE (CTS) OUTSIDE DIAMETER AND COUPLING HOUSING, OF ELASTOMERS HAVING PROPERTIES AS DESIGNATED IN

ASTM D-2000.

GASKET SUPPLIED FOR WATER SERVICES FROM -30 TO +230 DEGREES F GRADE "E" EPDM COMPOUND MOLDED OF

MATERIALS CONFORMING TO ASTM D-2000, DESIGNATION 2CA615A25B24F17Z.

FLANGE ADAPTERS: SIMILAR TO VICTAULIC STYLE 641 VIC-FLANGE ADAPTERS 2" - 6", DUCTILE IRON ASTM A-536 OR MALLEABLE IRON ASTM A-47, ENGAGING DIRECTLY INTO ROLL GROOVED COPPER TUBE AND FITTINGS AND BOLTING DIRECTLY TO ANSI CLASS 125 CAST IRON AND CLASS 150 STEEL FLANGED COMPONENTS; INSTALLER TO SUPPLY STANDARD FLANGE BOLTS. FLANGE CASTING SHALL BE AS IN 7.2.A ABOVE WITH A CORRESPONDING VIC-FLANGE

GASKET AS IN 7.3 ABOVE.

FITTINGS: FITTINGS SHALL BE FULL FLOW (SMOOTH TURN ELBOWS) COPPER FITTINGS WITH GROOVES DESIGNED TO

ACCEPT GROOVED END COUPLINGS.

VICTAULIC MECHANICAL PIPE COUPLINGS, FITTING, VALVES AND OTHER GROOVED COMPONENTS MAY BE USED AS AN OPTION TO WELDING, THREADING OR FLANGED METHODS. ALL GROOVED COMPONENTS SHALL BE OF ONE MANUFACTURER AND SHALL CONFORM TO LOCAL CODE APPROVAL AND/OR AS LISTED BY ANSI B31.1, B 31.9, ASME, UL/FM IAPMO OR BOC. GROOVED END PRODUCT MANUFACTURER TO BE ISO-9001 CERTIFIED.

ROLL OR CUT GROOVED ENDS AS APPROPRIATE TO PIPE MATERIAL, WALL THICKNESS, PRESSURES, SIZE AND METHOD OF JOINING. PIPE ENDS SHALL BE GROOVED IN ACCORDANCE WITH MANUFACTURERS CURRENT LISTED STANDARDS

CONFORMING TO ANSI/AWWA C-606.

MECHANICAL COUPLINGS SHALL BE SIMILAR TO VICTAULIC STYLE 07 (ZERO-FLEX) RIGID COUPLING OR STYLE HP-70 RIGID COUPLING FOR HIGH PRESSURE SERVICE. VICTAULIC STYLE 77 OR 75 COUPLING SHALL BE USED WHERE SYSTEM FLEXIBILITY IS DESIRED AT PUMPS AND OTHER MECHANICAL EQUIPMENT TO REDUCE NOISE AND VIBRATION. NOISE AND VIBRATION REDUCTION IS ACHIEVED BY INSTALLING (3) STYLE 77 OR 75 FLEXIBLE COUPLINGS NEAR THE VIBRATION SOURCE. COUPLINGS SHALL BE OF CAST DUCTILE IRON CONFORMING TO ASTM A536, GRADE 65-45-12 OR MALLEABLE

IRON CONFORMING TO ASTM A47, GRADE 32-510.

PIPE SUPPORTS AND ANCHORS:

CONFORM TO ASME B31.5, ASTM F708, MSS SP58, MSS SP69 AND MSS SP89.

HANGERS FOR PIPE SIZES 1/2 TO 1 1/2 INCH: MALLEABLE IRON, ADJUSTABLE SWIVEL, SPLIT RING.

HANGERS FOR PIPE SIZES 2 INCHES AND OVER: CARBON STEEL, ADJUSTABLE, CLEVIS.

MULTIPLE OR TRAPEZE HANGERS: STEEL CHANNELS WITH WELDED SPACERS AND HANGER RODS.

WALL SUPPORT FOR PIPE SIZES TO 3 INCHES: CAST IRON HOOK.

WALL SUPPORT FOR PIPE SIZES 4 INCHES AND OVER: WELDED STEEL BRACKET AND WROUGHT STEEL CLAMP. VERTICAL

SUPPORT: STEEL RISER CLAMP.

FLOOR SUPPORT: CAST IRON ADJUSTABLE PIPE SADDLE, LOCK NUT, NIPPLE, FLOOR FLANGE, AND CONCRETE PIER OR

STEEL SUPPORT.

COPPER PIPE SUPPORT: CARBON STEEL RING, ADJUSTABLE, COPPER PLATED.

HANGER RODS: MILD STEEL THREADED BOTH ENDS, THREADED ONE END, OR CONTINUOUS THREADED. INSERTS:

MALLEABLE IRON CASE OF STEEL SHELL AND EXPANDER PLUG FOR THREADED CONNECTION WITH LATERAL ADJUSTMENT, TOP SLOT FOR REINFORCING RODS, LUGS FOR ATTACHING TO FORMS; SIZE INSERTS TO SUIT THREADED

HANGER RODS.

REAM PIPE AND TUBE ENDS. REMOVE BURRS. BEVEL PLAIN END FERROUS PIPE. REMOVE SCALE AND DIRT ON INSIDE AND OUTSIDE BEFORE ASSEMBLY. PREPARE PIPING CONNECTIONS TO EQUIPMENT WITH FLANGES OR UNIONS.

TESTING, FLUSHING AND CLEANING OF PIPING SYSTEMS

HEATING AND AIR CONDITION PIPING: HYDROSTATICALLY TEST TO AT LEAST TWICE THE OPERATING PRESSURE BUT IN NO CASE LESS THAN 100 PSIG FOR FOUR (4) HOURS. THIS PRESSURE TO BE ON PIPING ONLY, NOT ON EQUIPMENT.

SUPPORT FOR PIPE WITH INSULATION

ALL PIPING SHALL BE SUPPORTED IN SUCH A MANNER THAT NEITHER THE INSULATION OR THE VAPOR/WEATHER BARRIER IS COMPROMISED BY THE HANGER OR THE EFFECTS OF THE HANGER. IN ALL CASES, HANGER SPACING SHALL

BE SUCH THAT BUTT JOINTS MAY BE MADE OUTSIDE THE HANGER.

ON ALL SIZE PIPING OF COLD SYSTEMS, THE PIPE HANGER SADDLES SHALL BE SEPARATED AWAY FROM THE PIPE BY UTILIZING INSERTS. THE VAPOR BARRIER SHALL BE CONTINUOUS, INCLUDING MATERIAL COVERED BY THE HANGER

SADDLE. UTILIZE A CLEVIS STYLE HANGER WITH PROTECTIVE SHIELD PER MSS SP-69.

ON WARM WATER PIPING SYSTEMS 3" IN DIAMETER OR LESS, INSULATED WITH FIBERGLAS INSULATION, MAY BE SUPPORTED BY PLACING SADDLES OF THE PROPER LENGTH AND SPACING, AS DESIGNATED IN OWENS-CORNING PUB.

1-IN-12534, UNDER THE INSULATION.

FOR HOT OR COLD PIPING SYSTEMS LARGER THAN 2½” IN DIAMETER, OWENS-CORNING CALCIUM SILICATE PIPE INSULATION SHALL BE USED FOR HIGH DENSITY INSERTS. PIPING SADDLES FOR PIPING LARGER THAN 3” SHALL NOT BE

IN CONTACT WITH THE PIPING. VAPOR BARRIER SHALL COVER INSERTS.

OWENS-CORNING CALCIUM SILICATE PIPE INSULATION MAY BE USED TO SUPPORT THE ENTIRE WEIGHT OF THE PIPING SYSTEM PROVIDED THE HANGER SADDLE IS DESIGNED SO THE MAXIMUM COMPRESSIVE LOAD DOES NOT EXCEED 100

PSI.

WHERE PIPE SHOES AND ROLLER SUPPORTS ARE REQUIRED, INSULATION SHALL BE INSERTED IN THE PIPE SHOE TO MINIMIZE PIPE HEAT LOSS. WHERE POSSIBLE, THE PIPE SHOE SHALL BE SIZED TO BE FLUSH WITH THE OUTER PIPE

INSULATION DIAMETER.

THERMAL EXPANSION AND CONTRACTION OF THE PIPING AND INSULATION SYSTEM CAN GENERALLY BE TAKEN CARE OF BY UTILIZING DOUBLE LAYERS OF INSULATION AND STAGGERING BOTH LONGITUDINAL AND CIRCUMFERENTIAL JOINTS.

WHERE LONG RUNS ARE ENCOUNTERED, EXPANSION JOINTS MAY BE REQUIRED WHERE SINGLE LAYERS OF THE

INSULATION ARE BEING USED.

ON VERTICAL RUNS, INSULATION SUPPORT RINGS SHALL BE USED.

VALVES

SWING CHECK VALVES:

UP TO AND INCLUDING 3 INCHES: BRONZE BODY, BRONZE TRIM, BRONZE ROTATING SWING DISC, WITH COMPOSITION

DISC, SOLDER OR THREADED ENDS.

OVER 3 INCHES: IRON BODY, BRONZE TRIM, BRONZE OR BRONZE FACED ROTATING SWING DISC, RENEWABLE DISC AND

SEAT, FLANGED ENDS OR GROOVED ENDS IF VICTAULIC GROOVED END FITTINGS ARE USED.

BALL VALVES:

UP TO AND INCLUDING 2 INCHES: BRONZE ONE PIECE BODY, STAINLESS STEEL BALL, TEFLON SEATS AND STUFFING BOX

RING, LEVER HANDLE WITH BALANCING STOPS, SOLDER OR THREADED ENDS.

OVER 2 INCHES: CAST STEEL BODY, CHROME PLATED STEEL BALL, TEFLON SEAT AND STUFFING BOX SEALS, LEVER HANDLE, OR GEAR DRIVE HANDWHEEL FOR SIZES 10 INCHES AND OVER, FLANGED. DUCTILE IRON BODY, CHROME PLATED CARBON STEEL BALL AND STEM, TFE SEATS, LEVER HANDLE OR GEAR OPERATOR, GROOVED ENDS. VICTAULIC

SERIES 726.

PLUG VALVES:

UP TO AND INCLUDING 3 INCHES: BRONZE BODY, BRONZE TAPERED PLUG, FULL PORT OPENING, NON-LUBRICATED, TEFLON PACKING, THREADED ENDS. OPERATOR: ONE PLUG VALVE WRENCH FOR EVERY TEN PLUG VALVES MINIMUM OF

ONE.

OVER 3 INCHES: CAST IRON BODY AND PLUG, FULL PORT OPENING, PRESSURE LUBRICATED, TEFLON PACKING, FLANGED ENDS OR GROOVED ENDS IF VICTAULIC GROOVED END FITTINGS ARE USED. DUCTILE IRON BODY AND PLUG, STANDARD PORT OPENING, NON-LUBRICATED ECCENTRIC-TYPE, WELDED-IN NICKEL SEAT, GROOVED ENDS. VICTAULIC SERIES 377.

OPERATOR: EACH PLUG VALVE SHALL HAVE A WRENCH HANDLE WITH SET SCREW.

UNIONS

UNIONS OR FLANGES SHALL BE USED AT EQUIPMENT CONNECTIONS. DIELECTRIC CONNECTIONS BETWEEN COPPER AND IRON OR STEEL PIPE SHALL BE MADE WITH DIELECTRIC NIPPLES SIMILAR TO VICTAULIC STYLE 47. A BRASS

ADAPTER DIELECTRIC UNION IS NOT ACCEPTABLE.

PLATES AND SLEEVES

PROVIDE AND INSTALL PIPE SLEEVES FOR ALL PIPING AND DUCTS PASSING THROUGH WALLS, FLOORS AND CEILINGS. SLEEVES THROUGH WALLS BELOW GRADE AND AT ALL FLOORS SHALL BE BLACK STEEL. SLEEVES THROUGH WALLS AND CEILINGS MAY BE 20 GAUGE GALVANIZED SHEET METAL. WHERE PIPES ARE INSULATED, SLEEVES SHALL BE LARGE ENOUGH TO PASS THE INSULATION. ALL PENETRATION VOIDS SHALL BE SEALED SMOKE TIGHT WITH NON-COMBUSTIBLE MATERIALS SIMILAR TO 3M OR HILTI FIRESTOP SYSTEMS TO MAINTAIN THE INTEGRITY OF THE FIRE RATED STRUCTURE. IN A NON-FIRE RATED ASSEMBLY, SEAL ALL VOIDS WITH

NON-HARDENING SEALANT.

HANGERS AND SADDLES

SHALL BE MODERN PIPE SUPPORTS CORP., GRINNELL/ANVIL, AUTO GRIP OR M-CO. FOR COPPER PIPE WITH STEEL HANGERS, CLEAN AND WRAP PIPE WITH TWO LAYERS OF PLASTIC INSULATING TAPE AT POINTS OF CONTACT. HANGERS FOR PIPING WITH VAPOR BARRIER SEALED INSULATION SHALL BE MULTIPURPOSE PIPE SADDLES FITTING OVER THE INSULATION. WIRE OR PERFORATED STRAP IRON WILL NOT BE PERMITTED FOR PIPE SUPPORTS. HANGERS SHALL BE CLEVIS OR SPLIT RING TYPE WITH VERTICAL ADJUSTMENT AND BEAM CLAMP SIMILAR TO GRINNELL/ANVIL FIG. 260, WITH MAXIMUM SPACING PER ASHRAE STANDARDS:

PIPE SIZE STEEL PIPE COPPER PIPE PVC PIPE ROD SIZE

1/2 TO 3/4 INCH 6 FEET 5 FEET 4 FEET 3/8"

1 INCH 7 FEET 5 FEET 4 FEET 3/8"

1 1/4 INCH 7 FEET 7 FEET 4 FEET 3/8"

1 1/2 INCH 7 FEET 7 FEET 4 FEET 1/2"

PIPE INSULATION ON INDOOR SYSTEMS

PIPE INSULATION SHALL BE AS MANUFACTURED BY ARMSTRONG, CERTAINTEED, KNAUF, MANSVILLE OR OWENS-CORNING. OWENS-CORNING NUMBERS ARE GIVEN TO ESTABLISH TYPES. ALL INSULATIONS, COVERINGS, VAPOR BARRIERS, ADHESIVES, ETC. SHALL BE CLASS A, MAXIMUM OF 25 FLAME SPREAD, 35 FUEL CONTRIBUTED AND 50 SMOKE DEVELOPED RATING. INSULATION SHALL HAVE VAPOR BARRIER AND BE UL RATED. INSULATION SHALL BE OWENS-CORNING FIBERGLAS ASJ-SSL II PIPE COVERING WITH FACTORY APPLIED DOUBLE PRESSURE SENSITIVE ADHESIVE SYSTEM TO PROVIDE POSITIVE CLOSURES AND VAPOR BARRIER INTEGRITY.

ALL LONGITUDINAL JOINTS SHALL BE SECURED WITH SELF SEALING LAPS. ALL TRANSVERSE JOINTS SHALL BE SECURED WITH SELF-SEALING BUTT STRIPS. BUTT STRIPS SHALL BE MINIMUM 3" WIDE. APPLY INSULATION TO PIPE WITH ALL JOINTS BUTTED TIGHTLY TOGETHER. FITTINGS, INCLUDING VALVES, FLANGES, UNIONS, ETC.

SHALL BE INSULATED WITH THE SAME THICKNESS AS THE REQUIRED PIPE INSULATION AND COVERED WITH ZESTON OR SPEEDLINE PVC FITTING COVER.

INSULATION THICKNESS SHALL BE AS FOLLOWS:

PIPING SYSTEM PIPE SIZE INSULATION THICKNESS INSULATION CONDUCTIVITY BTU IN H-FT2-F

CHILLED WATER UP THRU 3" 1" 0.28

4” AND LARGER 1½"

REFRIGERANT PIPING, CONDENSATE DRAIN PIPING AND/OR UNDERGROUND DOMESTIC WATER PIPING SHALL BE COVERED WITH ARMSTRONG TYPE AP ARMAFLEX INSULATION, 3/4" THICK, BLACK IN COLOR, CLOSED CELL WITH A FLAME SPREAD RATING OF 25 OR LESS AND A SMOKE DEVELOPED RATING OF 50 OR LESS. USE ARMSTRONG #520 ADHESIVE. ARMAFLEX INSULATION LOCATED OUTDOORS SHALL BE PAINTED WITH (2) COATS OF WHITE ARMSTRONG ARMAFLEX FINISH.

CLEAN ALL SURFACES BEFORE APPLYING COVERING. INSULATION SHALL BE CONTINUOUS THROUGH WALLS, FLOORS, CEILINGS, ETC. TERMINATE AND SEAL INSULATION AT BOTH ENDS OF UNINSULATED UNIONS AND FLANGES BY A NEAT 45 DEGREE BEVEL. INSTALL ALL INSULATION IN ACCORDANCE WITH MANUFACTURER'S

INSTALLATION INSTRUCTIONS.

PIPE IDENTIFICATION

ALL PIPING SHALL BE IDENTIFIED PER ANSI/OSHA OR OWNER'S STANDARDS WITH COLOR PIPE BANDS, IDENTIFICATION LABELS AND FLOW ARROWS. PIPES SHALL BE BANDED AND LABELED ON 10'-0" CENTERS ON CONTINUOUS LINES, AT EQUIPMENT CONNECTIONS, AT BOTH SIDES OF A WALL THROUGH WHICH PIPE PASSES AT EVERY BRANCH CONNECTION, ON PIPING WITHIN SIGHT OF AN ACCESS DOOR OR PANEL. SHOW SLOPE DIRECTIONAL ARROWS AT EACH IDENTIFICATION POINT. LABELS, FLOW ARROWS AND STENCIL AND PAINT SHALL BE 1" HIGH ON PIPING UP TO 2 1/2" AND SHALL BE 2" HIGH ON PIPE SIZES OF 3" AND LARGER. BANDS SHALL BE 1 1/2" WIDE.

LABELS SHALL BE AS MANUFACTURED BY SETON OR W.H. BRADY COMPANY OR EQUAL. VERIFY TYPE, SIZE AND COLORS OF PIPE IDENTIFICATION WITH OWNER.

GENERAL PLUMBING AND PIPING NOTES

WHERE DISSIMILAR MATERIAL PIPING ARE JOINED, DIELECTRIC NIPPLES SHALL BE UTILIZED AND SHALL BE NON-CONDUCTING FOR CONNECTION OF DISSIMILAR MATERIALS. DIELECTRIC NIPPLES SHALL BE SIMILAR TO VICTAULIC STYLE 47. A BRASS ADAPTOR DIELECTRIC UNION IS NOT ACCEPTABLE.

PIPING SHALL BE COMPLETE FROM SERVICE CONNECTION TO ALL FIXTURES, EQUIPMENT, OUTLETS, ETC.

ALL BRACKETS, CLEATS, PLATES, ANCHORS, ETC. REQUIRED TO SUPPORT FIXTURES OR PIPING SHALL BE FURNISHED.

SHUT OFF VALVES SHALL BE INSTALLED AT ALL BRANCH LINES OFF MAIN PIPING, OR WHERE MAINS DIVIDE/SEPARATE TO SERVE DIFFERENT AREAS, TO ALLOW ISOLATION OF ALL BRANCH PIPING AND SYSTEMS THEY SERVE SUCH AS TOILET ROOMS, AREAS OR WINGS OF THE BUILDING, ETC.

DUCTWORK

DUCTS, CASINGS, HOUSINGS, ETC. SHALL BE FABRICATED FROM, PRIME QUALITY, HOT DIP GALVANIZED STEEL SHEET AS RECOMMENDED IN THE LATEST ISSUES OF ASHRAE GUIDE AND SMACNA DUCT MANUALS IN VARIABLE AIR VOLUME SYSTEMS, WHEN USED. SUPPLY AIR DUCTS LOCATED BETWEEN AIR HANDLING SYSTEM AND VAV BOXES; DUCT CONSTRUCTION AND INSTALLATION SHALL MEET SMACNA STANDARDS FOR 6" W.C. FOR ALL OTHER SUPPLY AIR DUCTWORK AND EXHAUST AIR, RETURN AIR, OUTSIDE AIR INTAKE AND RELIEF AIR DUCTS, DUCT CONSTRUCTION AND INSTALLATION SHALL MEET SMACNA STANDARDS FOR 2" W.C.

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

MINIMUM OF BENDS USING LONG RADIUS BENDS ONLY.

DUCTWORK, PIPING AND EQUIPMENT SUPPORT

ATTACHMENTS OF MECHANICAL EQUIPMENT TO STRUCTURAL MEMBERS ARE THE RESPONSIBILITY OF THE INSTALLING TRADE. STRUCTURAL MEMBERS SHALL NOT BE FIELD CUT, WELDED OR OTHERWISE MODIFIED WITHOUT APPROVAL OF THE ARCHITECT/ENGINEER. ATTACHMENT TO STEEL JOIST SHALL BE MADE AT PANEL POINTS.

WHEN ROUTING PIPING OR DUCTWORK PERPENDICULAR TO JOIST, A SUPPORT SHALL BE PROVIDED AT EVERY STEEL JOIST; WHEN PARALLEL TO JOIST, A SUPPORT SHALL BE PROVIDED AT NO MORE THAN 6' ON CENTERS OR TWO PANEL BAYS. STRUCTURAL MEMBERS SHALL NOT BE OVERLOADED AS A RESULT OF ATTACHMENTS.

ATTACHMENT/EQUIPMENT LOADING FOR ALL TRADES RESULTING IN TOTAL LOAD GREATER THAN AN EQUIVALENT UNIFORM 5 PSF FOR ANY MEMBER SHALL BE SUBMITTED TO THE ARCHITECT/ENGINEER FOR REVIEW. MECHANICAL TRADES MAY CONTACT THE PROJECT STRUCTURAL ENGINEER AS REQUIRED FOR PANEL POINT LOCATION ASSISTANCE AND WELDER CERTIFICATION REQUIREMENTS. ELECTRICAL TRADES ARE STILL RESPONSIBLE FOR DESIGN, LAYOUT, AND FABRICATION AND INSTALLATION OF ELECTRICAL SUPPORTS AND SUPPORT ATTACHMENT METHODS. MECHANICAL TRADES SHALL SUBMIT ATTACHMENT METHODS TO THE STRUCTURAL

ENGINEER FOR REVIEW.

DUCT SEALANT

ALL DUCTWORK INCLUDING SUPPLY AIR, OUTSIDE AIR, RETURN AIR, EXHAUST AIR AND RELIEF AIR DUCT SYSTEMS SHALL HAVE ALL JOINTS SEALED. DUCTWORK DESIGNED AT SMACNA 6" PRESSURE SHALL MEET SMACNA CLASS "A" SEAL REQUIREMENTS. DUCTWORK DESIGNED AT SMACNA 2" PRESSURE SHALL MEET SMACNA

CLASS "C" SEAL REQUIREMENTS.

DUCT HANGERS

HORIZONTAL STEEL DUCTWORK SHALL BE SUPPORTED BY MEANS OF TRAPEZE BARS AND ROUND STEEL ROD OF SIZES LISTED BELOW. ROUND STEEL RODS SHALL BE ELECTRO-GALVANIZED ALL-THREAD ROD. HANGERS SHALL BE PROVIDED AT BOTH SIDES OF FLAT SIDED DUCTWORK FOR THE FULL HEIGHT OF DUCT. ROUND DUCTWORK SHALL BE PROVIDED WITH A BAND OF THE SAME SIZE AS THE HANGER TO COMPLETELY ENCIRCLE THE DUCT. BAND SHALL BE SECURED TO THE HANGER BY MEANS OF A MINIMUM 3/16" BOLT. MINIMUM DUCT HANGER SIZES SHALL BE AS LISTED BELOW

MIN. UPPER MINIMUM

DUCT ATTACHMENT STEEL MAXIMUM NO. OF TRAPEZE

SIZE RATING ROD SPACING HANGERS SHELF ANGLE

UP TO 16" 750 LBS. 3/8" 10' 2 1 1/2" X 1 1/2" X 3/16"

19" TO 36" 1000 LBS. 3/8" 10' 2 1 1/2" X 1 1/2" X 3/16"

37" TO 120" 3000 LBS. 3/8" 8' 2 2" X 2" X 1/4"

TEMPERATURE CONTROL SYSTEM

ALL NEW HVAC SYSTEMS SHALL BE CONNECTED TO OWNER'S EXISTING TRANE BUILDING MANAGEMENT SYSTEM (BMS). ALL COMPONENTS, PROGRAMS, CONTROLLERS, GRAPHICS, ETC SHALL BE FURNISHED, INSTALLED, AND PROGRAMMED BY TRANE. REFER TO DRAWINGS FOR ADDITIONAL INFORMATION.

SCOPE OF WORK THE TEMPERATURE CONTROL MANUFACTURER SHALL FURNISH INSTALLATION DEVICES, ELECTRONIC DAMPER ACTUATORS, ELECTRONIC CONTROL VALVES, RELAYS, SWITCHES, CONTROLLERS AND ALL NECESSARY WIRING, CABLING, DEVICES, HARDWARE, ETC. FOR A COMPLETE TEMPERATURE CONTROL SYSTEM .

TESTING, ADJUSTING AND BALANCING

TESTING, ADJUSTING AND BALANCING SHALL BE PERFORMED BY AN INDEPENDENT CERTIFIED AGENCY IN ACCORDANCE WITH AABC, ADC, ASHRAE III, NEBB AND SMACNA STANDARDS. FURNISH REPORT OF AIR SYSTEMS BALANCE REPORTS TO THE ENGINEER INDICATING DESIGN AND ACTUAL QUANTITIES, NAMEPLATE DATA, ETC.

ADJUST AIR HANDLING, DISTRIBUTION SYSTEMS, AIR INLETS AND OUTLETS, ETC. TO PROVIDE SUPPLY, RETURN, EXHAUST, OUTSIDE AIR AND RELIEF AIR QUANTITIES TO WITHIN 10% OF REQUIRED OR DESIGNED AIR QUANTITIES. VERIFY THAT SYSTEMS ARE COMPLETE AND OPERABLE BEFORE COMMENCING WORK. VERIFY SYSTEMS ARE STARTED AND OPERATING AT A SAFE AND NORMAL OPERATION, TEMPERATURE CONTROL SYSTEMS ARE INSTALLED COMPLETE AND OPERABLE, PROPER THERMAL OVERLOAD PROTECTION IS IN PLACE FOR ELECTRICAL EQUIPMENT, FINAL FILTERS ARE CLEAN AND IN PLACE, DUCT SYSTEMS ARE CLEAN OF DEBRIS, FANS ARE ROTATING CORRECTLY, FIRE AND VOLUME DAMPERS ARE IN PLACE AND IN OPEN POSITIONS, ACCESS DOORS ARE CLOSED AND DUCT END CAPS ARE IN PLACE, AIR OUTLETS ARE INSTALLED AND CONNECTED, DUCT SYSTEM LEAKAGE IS MINIMIZED, ETC. MEASURE AND RECORD ALL AIR MOVING EQUIPMENT, AIR INLETS AND OUTLETS

STATIC PRESSURES, RPM'S, ETC.

PARTIAL FIRST FLOOR - ELECTRICAL PLANN 1/4"=1'-0"

(989) 894-4300

714 East Midland Street Bay City, Michigan 48706 www.macmillanassociates.com

CONSULTING ENGINEERS

MacMILLAN ASSOCIATES

REV. DESCRIPTION BY DATE

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SHEET No.

JOB No.DRAWN BY

DESIGNED BY

APPROVED BY

ISSUED FOR BIDS 10.28.2025

DELTA COLLEGE

M-WING AND 3D PRINTER ROOM

HVAC RENOVATION

PARTIAL FIRST FLOOR -

ELECTRICAL PLAN, SPECIFICATIONS,

AND PANEL SCHEDULE

E2.1

2024-2307RLM

JWF

JWF

KEY PLANN

EX AHU-29

EX RF-29

FCU-M101

EF-M101

(ON ROOF)

EX PANEL

LP-H8

LP-H8-32

LP-H8-22

S

KEYED NOTES

PROVIDE A POWER CONNECTION TO THE

MECHANICAL UNIT WITH SELF EQUIPPED

DISCONNECT.

REMOVE AND REINSTALL LIGHT FIXTURE TO

ACCOMMODATE INSTALL OF NEW DUCTWORK.

ELECTRICAL SPECIFICATIONS

BASIC ELECTRICAL REQUIREMENTS

A. FURNISH ALL EQUIPMENT, MATERIALS, ARTICLES, ITEMS, OPERATIONS

OR METHODS LISTED, MENTIONED OR SCHEDULED ON DRAWINGS,

THESE SPECIFICATIONS, MANUFACTURER'S INSTALLATION

INSTRUCTIONS AND INCLUDE ALL LABOR, MATERIALS, EQUIPMENT AND

INCIDENTALS NECESSARY FOR COMPLETE INSTALLATION AND

OPERATION.

B. LAYOUT OF THE WORK

EXAMINE THE SITE AND ALL THE DRAWINGS BEFORE PROCEEDING WITH

THE LAYOUT AND INSTALLATION OF THIS WORK. CONFER AND

COOPERATE WITH THE OTHER TRADES ON THE JOB SO ALL PARTS WILL

BE INSTALLED IN PROPER RELATIONSHIP. PRECISE LOCATIONS OF

PARTS TO COORDINATE WITH OTHER WORK IS THE RESPONSIBILITY OF

THE CONTRACTOR.

C. INTERFERENCES

THE CONTRACTOR SHALL CONFER WITH OTHER TRADES REGARDING

LOCATION OF EQUIPMENT, FIXTURES, CONDUIT, SWITCHES, OUTLETS,

ETC., IN ORDER THAT THERE MAY BE NO INTERFERENCE IN THE

INSTALLATION OF THE WORK OF ANY TRADES OR DELAY IN THE

PROGRESS OF ANY WORK.

D. MATERIALS AND WORKMANSHIP

ALL MATERIALS AND EQUIPMENT FURNISHED FOR INSTALLATION ON

THIS PROJECT SHALL BE NEW AND IN STRICT ACCORDANCE WITH THIS

SPECIFICATION. ALL PACKAGED MATERIALS SHALL BE DELIVERED IN

THE ORIGINAL CONTAINERS WHICH SHOW THE MANUFACTURER'S NAME

AND THE IDENTIFYING DESIGNATIONS AS TO SIZE, QUALITY, ETC.

MATERIALS DELIVERED TO THE JOB IN UNMARKED OR MUTILATED

PACKAGES WILL BE ORDERED TO BE REMOVED FROM THE SITE AT

ONCE. MATERIALS OR EQUIPMENT JUDGED AS "DAMAGED" BY THE

ARCHITECT OR ENGINEER SHALL BE REMOVED FROM THE JOB. ALL

ELECTRICAL EQUIPMENT SHALL BEAR THE UNDERWRITER'S LABEL.

E. GUARANTEES

ALL EQUIPMENT AND WORK PERFORMED SHALL BE GUARANTEED FOR

ONE YEAR FROM TIME OF SUBSTANTIAL COMPLETION OF PROJECT,

UNLESS DIRECTED OTHERWISE IN DIVISION 1.

F. SUBMITTALS

SUBMIT ELECTRONIC FILES.

PROPOSED PRODUCTS LIST: INCLUDE PRODUCTS SPECIFIED IN THE

FOLLOWING SECTIONS

G. REGULATORY REQUIREMENTS

CONFORM TO APPLICABLE BUILDING CODE.

CONFORM TO REQUIREMENTS OF NFPA 70, 2023 NATIONAL ELECTRIC

CODE, 2021 MICHIGAN BUILDING CODE, 2023 STATE OF MICHIGAN

ELECTRICAL CODE, 2009 ANSI 117.1, 2021 MICHIGAN ENERGY CODE, AND

LOCAL CODES.

EQUIPMENT: U.L. TESTED AND APPROVED FOR ITS PURPOSE.

THE ELECTRICAL CONTRACTOR SHALL OBTAIN AND PAY FOR ALL

PERMITS AND INSPECTION FEES. COPIES OF THE CERTIFICATE OF

INSPECTION ARE TO BE PROVIDED TO THE OWNER AFTER FINAL

INSPECTION AND APPROVAL FROM AUTHORITIES HAVING JURISDICTION.

H. PROJECT/SITE CONDITIONS

ALL BIDDERS SHALL PERSONALLY INSPECT THE SITE AND ACQUAINT

THEMSELVES WITH ALL EXISTING CONDITIONS INVOLVED IN EXECUTION

OF THIS CONTRACT, AND MAKE ALL NECESSARY MEASUREMENTS. NO

"EXTRA" WILL BE CONSIDERED FOR ADDITIONAL WORK REQUIRED

BECAUSE OF BIDDER'S FAILURE TO DO SO.

I. TEMPORARY SERVICES

THE CONTRACTOR SHALL PROVIDE AND MAINTAIN WIRING FOR ALL

INTERIOR CONSTRUCTION LIGHTING AND POWER TO MEET OSHA

STANDARDS. CONTRACTOR SHALL PROVIDE AND MAINTAIN ALL

REQUIRED LAMPS AND GUARDS. CONTRACTOR'S POWER TOOLS,

CORDS, ETC. SHALL BE IN STRICT ACCORDANCE WITH NATIONAL

ELECTRICAL CODE 2023, ARTICLE 590.

J. OPERATION AND MAINTENANCE MANUALS

TWO (2) BOUND SETS OF OPERATING AND MAINTENANCE MANUALS ARE

TO BE SUBMITTED TO THE ARCHITECT/ENGINEER FOR APPROVAL.

MANUALS ARE TO INCLUDE ELECTRICAL DISTRIBUTION PARTS LISTS

AND ALL OTHER PARTS LISTS AND MAINTENANCE PROCEDURES AS

WELL AS OPERATING INSTRUCTIONS ON ALL EQUIPMENT SUPPLIED.

CONDUIT

A. METAL CONDUIT.

B. LIQUIDTIGHT FLEXIBLE RIGID STEEL CONDUIT.

C. ELECTRICAL METALLIC TUBING.

D. NONMETAL CONDUIT. SCH 40 OR HDPE.

E. 3/4" MINIMUM SIZE.

F. UNDERGROUND INSTALLATIONS:

1. USE SCHEDULE 40 PVC NON-METALLIC CONDUIT OR SEAMLESS

HDPE DIRECT BURIAL CONDUIT.

G. EXTERIOR LOCATIONS: USE GALVANIZED RIGID STEEL CONDUIT FOR

ALL OUTSIDE INSTALLATION. USE APPLICABLE FITTINGS.

H. DRY INTERIOR LOCATIONS:

1. USE EMT TYPE CONDUIT, SET SCREW COUPLINGS AND

CONNECTORS.

2. USE RIGID STEEL FOR DRY INTERIOR WITH APPLICABLE FITTINGS AS

NOTED OR SHOWN ON THE DRAWINGS.

I. ONE 1" MINIMUM SIZE FOR DATA.

INSTALLATION

A. INSTALL NONMETALLIC CONDUIT IN ACCORDANCE WITH

MANUFACTURER'S INSTRUCTIONS.

B. ARRANGE SUPPORTS TO PREVENT MISALIGNMENT DURING WIRING

INSTALLATION.

C. SUPPORT CONDUIT USING COATED STEEL OR MALLEABLE IRON

STRAPS, LAY-IN ADJUSTABLE HANGERS, CLEVIS HANGERS, AND SPLIT

HANGERS.

D. GROUP RELATED CONDUITS; SUPPORT USING CONDUIT RACK.

CONSTRUCT RACK USING STEEL CHANNEL; PROVIDE SPACE ON EACH

FOR 25 PERCENT ADDITIONAL CONDUITS.

E. FASTEN CONDUIT SUPPORTS TO BUILDING STRUCTURE AND SURFACES.

F. DO NOT SUPPORT CONDUIT WITH WIRE OR PERFORATED PIPE STRAPS.

REMOVE WIRE USED FOR TEMPORARY SUPPORTS.

G. DO NOT ATTACH CONDUIT TO CEILING SUPPORT WIRES.

H. ARRANGE CONDUIT TO MAINTAIN HEADROOM AND PRESENT NEAT

APPEARANCE.

I. ROUTE CONDUIT PARALLEL AND PERPENDICULAR TO WALLS OR

BUILDING CENTERLINES.

J. ROUTE CONDUIT INSTALLED ABOVE ACCESSIBLE CEILINGS PARALLEL

AND PERPENDICULAR TO WALLS.

K. MAINTAIN ADEQUATE CLEARANCE BETWEEN CONDUIT AND PIPING.

INTERFACE WITH OTHER PRODUCTS

A. USE FIRESTOP CAULK WHERE CONDUIT PASSES THROUGH FIRE RATED

FLOORS AND WALLS. REFER TO ARCHITECTURAL PLANS FOR

LOCATIONS.

BUILDING WIRE AND CABLE

A. BUILDING WIRE AND CABLE.

B. METAL CLAD CABLE (MC).

C. DESCRIPTION: SINGLE CONDUCTOR INSULATED WIRE.

D. CONDUCTOR: COPPER.

E. INSULATION VOLTAGE RATING: 600 VOLTS.

F. INSULATION: TYPE THHN/THWN 75ºC.

INSTALLATION

A. USE CONDUCTOR SIZE NOT SMALLER THAN 12 AWG FOR POWER AND

LIGHTING CIRCUITS.

B. USE 10 AWG CONDUCTORS FOR 20 AMPERE, 120 VOLT BRANCH

CIRCUITS LONGER THAN 100 FEET.

C. NEATLY TRAIN AND LACE WIRING INSIDE BOXES, EQUIPMENT, AND

PANELBOARDS.

D. ALL POWER WIRING SHALL BE INSTALLED IN CONDUIT.

FIELD QUALITY CONTROL

A. VERIFY CONTINUITY OF EACH BRANCH CIRCUIT CONDUCTOR.

BOXES

A. BRANCH DEVICE BOXES. SHEET METAL BOXES: AS THE GENERAL

PROJECT REQUIREMENT FOR BRANCH POWER AND LOW VOLTAGE

SYSTEMS. USE 4" SQUARE STEEL BOX, WITH SINGLE GANG DEVICE.

NON-METALLIC BOX IS NOT ACCEPTABLE IN FIRE RATED WALLS AND OR

GENERAL PROJECT INSTALLATION.

B. PULL AND JUNCTION BOXES.