According to: http://en.wiktionary.org/wiki/infrastructure yes, it can.
essential component of the U.S. infrastructure because of its use in the construction of highways, airports, river locks and dams, railroad ballast, and breakwaters.
Infrastructure is correct.
Transport Infrastructure is Guidance to Support Asset Management, Financial Management and Reporting.
IT Infrastructure is the equipment, software and processes used by IT organizations
Information technology management is the occupation, the occupation of James Kinter