Thomas T. Church, vice president of transportation for Bethlehem Steel Corp., has been appointed chairman of the Transportation Association of America's User Panel replacing Frank L. Merwin. Under Merwin's leadership, the panel assisted in developing policy positions for the association on energy issues and regulatory reform legislation relating to railroads, trucking companies and maritime carriers. Church has been with Bethlehem since 1941. In 1968 he was named general traffic manager and became assistant vice president for transportation in 1971. He was elected to his current position in 1975.

Harry B. Sewell Jr has been named assistant tax attorney for the Southern Railway System. Before joining Southern, he was a tax law specialist with the Internal Revenue Service.

Prost, a women's travel industry club, recently installed its officers for 1980. They are: Grace Herber, Western Airlines, president; Evelyn Marello, Hyatt International, 1st vice president; Jane Burton, Communications Satellite Corp., 2nd vice president; Bonnie Moses, Old Town Travel, Secretary; Ruth Schwartz, Vogue Travel, treasurer; Benita Lubic, Transeair Travel, assistant secretary/treasurer; Cheryl Grealis, Air Canada, charity chairwoman; and Helena Rothenbach, Braniff International, historian/publicity chairwoman.

Amtrak has made several key appointments in its newest departments. Rima Z. Parkhurst was named vice president for passenger services. She will be responsible for all passenger-related functions, including on-board and station services, customer relations and quality control. Parkhurst joined Amtrak in 1978 as director of legislative affairs and most recently served as assistant vice president for passenger services. Timothy P. Gardner was appointed senior director for government affairs and William McPhatter was named managing director for public affairs for the railroad.

Congress recently confirmed the nomination of M. Athalie Range to Amtrak's board of directors. She replaces Mary Head.

Julian R. Levine has joined Continental Airlines as vice president for public relations. Levine has been with the Aerospace Industries Association as vice president for public affairs since 1976.