All communications have moved to the Michigan Public Safety Communications System (MPSCS)
MDOT Districts
Bay Region
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
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|
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MPSCS Radio IDs
| RID
|
Unit
|
Notes
|
| 2740035 |
Blue Water Bridge Ops |
|
Grand Region
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
|
|
|
|
MPSCS Radio IDs
Metro Region
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
|
|
|
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MPSCS Radio IDs
North Region
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
|
|
|
|
MPSCS Radio IDs
| RID
|
Unit
|
Notes
|
| 9409997 |
Kalkaska Garage Base |
|
| 9520126 |
MDOT 6174 |
|
| 9690638 |
MDOT 3945 |
|
Southwest Region
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
|
|
|
|
MPSCS Radio IDs
Superior Region
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
|
|
|
|
MPSCS Radio IDs
| RID
|
Unit
|
Notes
|
| 5499969 |
St. Ignace Garage |
Goes by Mackinac County MDOT
|
University Region
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
|
|
|
|
MPSCS Radio IDs
| RID
|
Unit
|
Notes
|
| 9470323 |
MDOT 9219 |
|
| 9470339 |
MDOT 2079 |
|
Bridges
Blue Water Bridge
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
| 2601 |
|
|
Operations
|
International Bridge
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
|
156.180 |
136.5 PL |
Operations
|
Mackinac Bridge
| MPSCS TG
|
Frequency
|
Tone
|
Description
|
|
453.950 |
136.5 PL |
Operations
|
