Gary Broemser, 48, deputy director for regulation at the Office of Transportation Regulatory Affairs at the Department of Transportation, died of cancer July 19 at Capitol Hill Hospital.

Dr. Broemser, a resident of Washington, was born in San Jose. He graduated summa cum laude from Stanford University, where he was a member of Phi Beta Kappa. He served in the Navy, then returned to Stanford, where he earned a master's degree in business administration, a master's degree in statistics and a doctorate in business management.

He moved to the Washington area in 1968 and worked for the Department of Defense before joining the Department of Transportation in 1971. His duties there included being principal adviser on transportation deregulation in the office of the assistant secretary for policy and international affairs. In 1980, Dr. Broemser received the Secretary's Award for Meritorious Achievement.

He was a member of St. Mark's Episcopal Church in Washington and was active in a variety of Stanford University alumni organizations.

His marriage to the former Patricia Petersen ended in divorce.

Survivors include a daughter, Amy Broemser of Washington; his mother, Leora Grill Broemser of Fresno, Calif., and a sister, Pat Broemser of California.