DTMB-0414 (Construction Addendum 4).pdf

DTMB-0414 (Rev 6/25)

DEPARTMENT OF TECHNOLOGY, MANAGEMENT AND

BUDGET

State Facilities Administration Design & Construction Division

CONSTRUCTION BID ADDENDUM NO. 4

This form identifies an Addendum to Bidding Documents, and incorporates interpretations or clarifications, modifications, acceptance of proposed “or equal” materials, and other information into the Bidding Documents. Addenda will be numbered by the Professional and distributed through www.michigan.gov/SIGMAVSS as an attachment.

TO:

ALL BIDDERS

DATE ISSUED

11/4/2026

PROJECT NAME

Chippewa Correctional Facility – Sanitary Sewer Upgrade

FILE NUMBER

472/26156.MDL

PROFESSIONAL

Matrix Consulting Engineers

PROJECT DIRECTOR

Mike Lusk

BID OPENING DATE:

11/11/2026

ADDENDUM ITEMS:

1. Reissued sheets E-201, E-500, E-900

2. Clarification: The existing feeder extends from a 60A breaker in the 1100 Warehouse building. Both must remain operational until the new system is fully commissioned. Refer to MDOC shutdown requirements for any additional items.

3. Clarification: Installation of all site conduits will be directionally bored. Field verify the optimal locations of handholes based on the exact location of the existing feeder. One shall be marked as Electrical and one as communications.

4. Clarification: Underground raceways to be Schedule 40 RNC/HDPE.

5. Clarification: Panelboard enclosures to be Nema 1. Surge protection is not required.

6. Clarification: LP-A should be 3 wire. Refer to revised Sheets E-201 and E-900.

7. Clarification: Everything installed within the indicated boundary to be C1D1 compliant.

8. Clarification: No disconnect/starter is required for D-1 and D-2. EF-2 to run continuously, no thermostat required for EF-2. Refer to sequence of operation for EF-1 and EF-2 operation.

9. Clarification: Gas Monitoring Oxygen Setpoints, Range 0-25%/VOL-Low Limit Alarm at 19.5%. High

Limit Alarm at 17%-Shut down source of O2 depleting gas, remote audio visual activated and evacuated the space in question.

10. Clarification: Lift station will be monitored by the Starnet panel with a single point connection that annunciates in the control center.

11. Fiber and network: Section 27 0500 describes 24-strand fiber, while Section 27 1323 describes 12-strand fiber. Which is required? 12 strand fiber to be installed. To be extended from existing rack in the 1100 Warehouse building.

12. Clarification: Lighting circuit to be on RPA-4. Refer to revised sheet E-500.

13. Clarification: Modified and new equipment will need to be included in the updated arc flash study. An existing arc flash study will be provided by the owner.

14. Clarification: Ultra Link System to be supplied and installed by the contractor.

15. Clarification: Starnet system to be supplied and installed by the contractor.

16. Clarification: Cat 6 cabinet to be provided for lift station alarm panel.

17. Clarification: Fiber panel does not need to be installed in an explosion proof enclosure.

http://www.michigan.gov/SIGMAVSS

ACKNOWLEDGEMENT: This Addendum must be acknowledged by the Bidder in the space provided in the Bid Summary and Bid Form. Failing to acknowledge Addenda may be cause for the Bid to be rejected. Addenda will become part of the Contract Documents.

PROFESSIONAL: Troy Thelen, Matrix DATE: 11/4/2026

APPROVED BY:

PROJECT DIRECTOR: Mike Lusk

DATE: 11/4/2026

M-80

J J

EXISTING

GRINDER

EXISTING

ELECTRICAL

SERVICE

EX CONDUIT

AND WIRE

J

EXISTING

ELECTRICAL

MANHOLE

EX GRINDER

CONTROL PANEL

EX

GRINDER/BUILDING

DISCONNECT

EX CONDUIT

AND WIRE

BAR SCREEN

BUILDING

ELECTRICAL KEY NOTES

CONTRACTOR SHALL PROVIDE AN INSTALL NEW 2" CONDUIT AND FIBER

FROM EXISTING BUILDING 1100 NETWORK SWITCH. CONNECT TO NEW

SWITCH IN BAR SCREEN BUILDING. REFER TO SHEET E-800 FOR MORE

INFORMATION.

CONTRACTOR SHALL INSTALL NEW PULL BOX FOR BAR SCREEN BUILDING

POWER. INTERCEPT AND SPLICE EXISTING GRINDER FEEDER, AND EXTEND

TO NEW BUILDING AS INDICATED.

CONTRACTOR SHALL INSTALL NEW PULL BOX FOR BAR SCREEN BUILDING

FIBER.

CONTRACTOR SHALL REMOVE ALL EXISTING GRINDER SYSTEMS UPON

COMPLETION AND TESTING OF NEW BUILDING BAR SCREEN EQUIPMENT.

REMOVE ALL ASSOCIATED CONDUIT AND WIRE TO SOURCE.

60A/3P 3Ø, 4W

NEMA 3R

FUSED

EXISTING 60A BREAKER

FROM BUILDING 1100

EMDP

GRINDER

CONTROL

PANEL

GRINDER

1 NEW PARTIAL RISER DIAGRAM

SCALE: NTS

J

KVA

T

EX

PANEL

EXISTING

GRIND BLDG

120/208V 3Ø, 4W

100A, MLO

PANEL

NEW

LP-A

480V

3Ø, 3W

60A, MCB

KVA

T #8

A

PANEL

NEW

RP-A

208/120V 3Ø, 4W

60A, MCB

(3) #4

(1) #8 GND

1-1/4" CND

(3) #10

(1) #10 GND

3/4" CND

(4) #6

(1) #8 GND

1" CND

NEW PULL

BOX

N PARTIAL ELECTRICAL SITE PLAN - NEW

file no.

checked by drawn by consultant issue date index no.

contract order no.

consultant job no.

260678.00

472/26156.MDL

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100% CD's 10/05/2026 sheet description

M a t r ix

ADDENDUM 4 11/03/2026

E-201

DDA

JFS

PARTIAL ELECTRICAL SITE

PLAN - NEW

SCALE: 1" = 30'-0"

01 5 20 40 75

PANEL RP-A

208/120V-3Ø, 60A

PANEL LP-A

480/277V-3Ø, 60A

LC

LCEM

RP-A-4

XA

LAEM

LA

LA

LAEM

LA

RP-A-4

LBEM

LB

LB

PC

RP-A-4

C1D1

BOUNDARY

ELECTRICAL LIGHTING KEY NOTES

ALL WORK IN HAZARDOUS LOCATIONS SHALL BE IN ACCORDANCE WITH

ARTICLE 500 OF THE NAITONAL ELECTRICAL CODE. LIGHTS, DEVICES, AND

EQUIPMENT INSTALLED IN THESE LCOATIONS SHALL BE EXPLOSION-PROOF

OR UTILIZE INTRINSICALLY SAFE CIRCUITRY. PROVIDE SEALL-OFF FITTINGS

FOR ALL WIRING THAT ENTERS/LEAVES HAZARDOUS LOCATIONS.

EQUIPMENT INSTALLED IN CORROSIVE AREAS SHALL BE PVC COATED OR

CONSTRUCTED OF CORROSION RESISTANT MATERIALS. THE LOCATION AND

TYPE OF GAS-TIGHT SEALS FOR CABLES, CONDUIT, AND WIRES MUST MEET

THE NEC, AND ALLOW FOR EASY DISCONNECTION AND REMOVAL OF PUMPS

AND INSTRUMENTS FOR MAINTENANCE.

WP

GFI

TA

15KVA TRANSFORMER4

RP-A-1

LIFT STATION

CONTROL PANEL

L-1

D-1

FIBER PANEL

NEW FIBER

GROUND BAR

J J J

WP GFI

48" AFF

RP-A-2

OXYGEN SENSOR

HYDROGEN SULPHIDE SENSOR

CATALYTIC COMBUSTIBLE SENSOR

RP-A-3

EUH-1

480V-3Ø, 12.7A

LP-A-1,3,5

D-2

7 WP GFI

48" AFFRP-A-2

L-2

LP-A-7,9,11

LP-A-8,10,12

8LP-A-2,4,6

RP-A-5,7

RP-A-2

C1D1

BOUNDARY

GARAGE DOOR

208V-1Ø, 5A

EUH-2

480V-3Ø, 12.7A

SANITARY SCREEN

480V-3Ø, 2.1A

WASHER

480V-3Ø, 1.6A

EF-2

EF-1

120V-1Ø, 4.4A

PANEL RP-A

PANEL LP-A

480/277V-3Ø, 60A

AMC-1400 FOUR

CHANNEL GAS MONITOR

EUH-3

480V-3Ø, 4.3A

LP-A-14,16,18

AUDIO/VISUAL

ALARM

AUDIO/

VISUAL

ALARM

120V-1Ø, 5.8A

208/120V-3Ø, 60A

ELECTRICAL POWER KEY NOTES

CONTRACTOR SHALL TIE NEW LIFT STATION PUMP(S) ALARM CONTROLS

INTO EXISTING STARNET SYSTEM.

DISCONNECT BY MANUFACTURER.

CONTRACTOR SHALL PROVIDE AND INSTALL WEATHER PROOF AMC-1400

FOUR CHANNEL GAS MONITOR CONTROL PANEL. CONTRACTOR SHALL TIE

THE NEW GAS MONITORING SYSTEM INTO THE EXISTING STARNET SYSTEM.

INSTALL 4" CONCRETE HOUSEKEEPING PAD FOR TRANSFORMER.

TRANSFORMER TO BE SECURELY MOUNTED PER MANUFACTURERS

RECOMMENDATION.

CONTRACTOR SHALL PROVIDE CONDUIT AND WIRE FROM NEW CONTROL

PANEL TO NEW PUMPS.

CLASS 1, DIVISION 1, EXPLOSION PROOF EQUIPMENT. INTERLOCK D-1 WITH

EF-1. D-1 SHALL OPEN WHEN EF-1 OPERATES.

CLASS 1, DIVISION 1, EXPLOSION PROOF EQUIPMENT. INTERLOCK D-2 WITH

EF-2. D-2 SHALL OPEN WHEN EF-2 OPERATES.

CONTRACTOR SHALL PROVIDE AND INSTALL CLASS 1, DIVISION 1,

EXPLOSION PROOF EQUIPMENT.

NEW SECOR FIBER PANEL. CONTRACTOR SHALL PROVIDE ALL

COMPONENTS AND ACCESSORIES TO TIE SYSTEM INTO STARNET 2 SYSTEM.

REFER TO E800 FOR MORE INFORMATION.

CONTRACTOR SHALL PROVIDE AND INSTALL NEW TELECOMMUNICATIONS

GROUND BAR. REFER TO SHEET E800 DETAIL 3 FOR MORE INFORMATION.

CONTRACTOR SHALL CONNECT GAS DETECTION SYSTEMS SENSORS AND

DEVICES INTO THE MONITORING CONTROL PANEL. PROVIDE ASSOCIATED

CONDUIT AND WIRE. CONFIRM WIRING REQUIREMENTS WITH SYSTEM

PROVIDER.

ALL WORK IN HAZARDOUS LOCATIONS SHALL BE IN ACCORDANCE WITH

ARTICLE 500 OF THE NAITONAL ELECTRICAL CODE. LIGHTS, DEVICES, AND

EQUIPMENT INSTALLED IN THESE LCOATIONS SHALL BE EXPLOSION-PROOF

OR UTILIZE INTRINSICALLY SAFE CIRCUITRY. PROVIDE SEALL-OFF FITTINGS

FOR ALL WIRING THAT ENTERS/LEAVES HAZARDOUS LOCATIONS.

EQUIPMENT INSTALLED IN CORROSIVE AREAS SHALL BE PVC COATED OR

CONSTRUCTED OF CORROSION RESISTANT MATERIALS. THE LOCATION AND

TYPE OF GAS-TIGHT SEALS FOR CABLES, CONDUIT, AND WIRES MUST MEET

THE NEC, AND ALLOW FOR EASY DISCONNECTION AND REMOVAL OF PUMPS

AND INSTRUMENTS FOR MAINTENANCE.

N FLOOR PLAN - LIGHTING

SCALE: 1/4" = 1'-0"

0 1 5 10

N FLOOR PLAN - POWER

SCALE: 1/4" = 1'-0"

0 1 5 10 file no.

checked by drawn by consultant issue date index no.

contract order no.

consultant job no.

260678.00

472/26156.MDL

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100% CD's 10/05/2026 sheet description

M a t r ix

ADDENDUM 4 11/03/2026

E-500

DDA

JFS

ELECTRICAL

FLOOR PLAN

NEW

file no.

checked by drawn by consultant issue date index no.

contract order no.

consultant job no.

260678.00

472/26156.MDL

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100% CD's 10/05/2026 sheet description

M a t r ix

ADDENDUM 4 11/03/2026

E-900

DDA

JFS

ELECTRICAL

PANEL SCHEDULE(S)