Alter Logistics Alter Logistics serves barge, truck, and rail modes of transportation at our intermodal facilities. Our facil ... ities include warehousing, outside storage capabilities, and development space. Our facilities in Rock Island, IL, Davenport, IA, and St. Paul, MN work with all the major barge lines, trucking companies, heavy lift crane vendors and container lines to move your cargo in the most efficient and economical manner. read more