Mid Michigan MMRR, MS, GRE

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Mid Michigan History

  • AAR Reporting Marks - MMRR, GR & MS
  • Owned by Genessee & Wyoming, formerly owned by RailAmerica (nee Railtex)
  • Accounted as three separate railroads, but operated as one
    • Muskegon - Michigan Shore Division. Operates old MS (ex GTW) trackage around Muskegon and former CSX Fremont Subdivision from West Olive to Fremont through Muskegon. Interchanges with CSX in Holland.
    • Grand Rapids - Grand Rapids Eastern Division. Operates former GTW trackage from Grand Rapids to Lowell and a small section of former PM trackage in Lowell. Interchanges with CSX, Grand Elk and Coopersville & Marne in Grand Rapids.
    • Alma - Mid Michigan Division. Operates former PM trackage from Alma to Paines. Uses power from the HESR. Interchanges with Great Lakes Central in Alma and HESR and LSRC in Paines.

Mid Michigan Trains

Symbol Origin/Base Destination/Turn Location Frequency Notes
Muskegon Switcher Muskegon Stays in Muskegon Mon, Wed, Fri Works on days Z627 doesn't run
Z627 Muskegon Holland (Waverly Yard) Tues, Thurs Daytime Symbol used on CSX
Lowell Turn Grand Rapids Lowell Varies (usually Mon-Wed-Fri) Z634 on CSX
Alma Turn Alma Paines Varies (usually 3 days a week)

Current MS, GRE & MMRR Locomotive Roster

Number Assigned to Model Built Paint History Notes
MMRR 2019 MS GP38 1970 G&W w/ MMRR logos ex-BPRR 51 / CR 7862 / PC 7862 First MI unit in G&W Paint, from BPRR after repaint Feb-13. Assigned to MS in Muskegon
HESR 2025 MS GP38 1967 G&W w/ HESR Logos ex-CORP 3826 / CSXT 2057 / C&O 3857 Repainted from RA Scheme 5-20-14 Had electrical rebuilt 1-2017.
GR 2104 GRE GP38-2 1979 G&W w/ GR logos ex-CFE 3885 / NREX 4619 / CNW 4619 Assigned to GRE in Grand Rapids. Repainted 9/17
HESR 3868 MMRR GP38-2 1976 Patched RA paint w/HESR reporting marks ex-HESR 204 / P&LE 2057 / CRIP 4352 Unit normally assigned to MMRR
  • Note MMRR uses HESR Power

Past Mid Michigan (MMRR, GR, MS) Locomotives

Number Model Year Built Assigned to Unit History Deposition
MMRR 24 GP9 1958 GR ex-CC&H 24 / BN 1947 / NP 368 Sold to International Paper Co. Franklin, VA in 2016
SCXY 104 GP7u 1952 MMRR ex-HESR 104 / ATSF 2064 / ATSF 2719 Parts unit for MMRR 24. Scrapped in Greenville 2007
MMRR 177 GP9 1960 MMRR ex-QCM 1 Transferred to GEXR in 1991, scrapped late 2000s
MMRR 178 GP9 1960 MMRR ex-QCM 3 Transferred to GEXR in 1991, fate unknown
MMRR 179 GP9 1960 MS ex-QCM 5 Left property in 2011, Last seen on Minnesota Northern
MS 180 GP9 1960 MS ex-MMRR 180 / QCM 6 Scrapped July 2012
MMRR 618 GP9 1956 MMRR ex-B&O 6618 / B&O 3425 Transfered to VS, parted out mid 1990s
MS 1077 RS3 1955 MS ex-D&M 1077 / LIRR 1553 Sold to OHCR 1994
MMRR 1216 SW1200 1964 MS ex-MS 73, nee-KCT 73 Reassigned to a southern G&W road. Left MS 8/12/17
SOR 1367 SW1200RS 1960 GR ex-RLK 1367 / CN 1367 Arrived in 9/2005. Ran a handful of times before being sold to MPI in 2009. Unit is now a Genset.
MMRR 2057 GP38 1970 MS ex-GR 3839, GR 5106, CSXT 2106, BO 4806 Repaint from GR 3839 to MMRR 2057 [5-25-14] Assigned to MS in Muskegon
MMRR 3836 GP38 1967 MS, GR ex-MMRR 5080 / CSXT 2080 / CO 3880 Reassigned to CVRR in 2013
MQT 2042 GP38-2 1972 GR ex-GMTX 2188 / LLPX 2333 / UP 459 Had been temporarily reassigned to GRE while CFE 3885 is repainted on MQT
KRR 3801 GP35M MS ex MoPAC Reassigned to KRR in 2013
KRR 3803 GP35M MS ex MoPAC, deturboed GP35 Reassigned to TPW in 2013
KRR 3805 GP35M 1964 GR, MS ex-KRR 2605, MP 2605 Severe electrical fire in 4/2017, slated for scrap on ISRR
MMRR 5967 GP9 1955 MMRR ex-C&O 5967 Transfered to CBNS in 1996
MMRR 6515 GP9 1957 MMRR ex-B&O 6515 Left MMRR in early 1990s, fate unknown
MMRR 6541 GP9 1957 MMRR ex-B&O 6541 Transferred to GSWR in 1990. Scrapped late 90s

Mid Michigan (MMRR, GR, MS) Frequencies

Frequency AAR Channel Notes
161.235 75 General Operations (Grand Rapids and Muskegon Divisions)
161.520 94 General Operations (Muskegon Division)
161.145 69 General Operations (Alma Division)
160.815 47 MOW
154.600 FCC Mobiles
154.570 FCC Mobiles

Mid Michigan Customers (Alma (MMRR) Division)

Customer Location Recieves/Ships Notes

Mid Michigan Customers (Grand Rapids (GRE) Division)

Customer Location Receives/Ships Notes
Poly Precision Grand Rapids CHs - Plastic Pellets
Amway Ada CHs, Tanks - Misc ingredients inbound
King Milling Lowell CHs - Grain inbound

Google Map

Mid Michigan Customers (Muskegon (MS) Division)

Customer Location Receives/Ships Notes
Brinks Refinery N. Muskegon Tank Cars Receives inbound nitrogen solution
Groenleer Hardware Ferrysburg Covered Hoppers Inbound Fertilizer
Shape Co. Spring Lake Boxcars Ships roller-formed automobile bumpers from the Bay Logistics Warehouse
Bay Logistics Spring Lake Boxcars Receives and stores inbound newsprint for area newspapers
Nugent Sand Muskegon 2 Bay Covered Hoppers
Webb Chemical Muskegon Tank Cars Receive numerous types of chemicals
Bayer Crop Science N. Muskegon Tank Cars More than AARR would expect
Fremont Co-op Elevator Fremont Covered Hoppers/Tank Cars Receives nitrogen solution, ships grain


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