Rail Transport Abbreviations and Acronyms
- ILWSInductive Loop Warning System
- IMACSInventory Management Accounting and Control System
- IMCInfrastructure Maintenance Company
- IMCInfrastructure Maintenance Contract
- IMC22Nd Generation Infrastructure Maintenance Contract
- IMCOInfrastructure Maintenance Company
- IMDGInternational Maritime Dangerous Goods
- IMEInstitution of Mechanical Engineers
- IMECHEInstitution of Mechanical Engineers
- IMGInfrastructure Materials Group
- IMIDIndiana Midland
- IMPIndustrial Metals Processing
- IMPACTImproved Manufacturing Performance Through Active Change and Training
- IMPSInvestment Monitoring and Planning System
- IMRInterlocking Machine Room
- IMRLI&M Rail Link
- IMRRIllinois Midland Railroad
- IMUInfrastructure Maintenance Unit
- INIndiana Northeastern Railroad
- IN1Illinois Northern
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