ADV. FOR HIGHWAY SAF. v. FED. HIGHWAY ADMIN.

Attorney(s) appearing for the Case

Henry M. Jasny, argued the cause and filed the briefs for petitioner.

Robert V. Zener, Appellate Litigation Counsel, U.S. Dept. of Justice, argued the cause and filed the brief for respondent. Peter J. Plocki, Trial Atty., and Paul M. Geier, Asst. Gen. Counsel for Litigation, U.S. Dept. of Transp., and Deborah Ruth Kant, Attorney, U.S. Dept. of Justice, entered appearances for respondent.

Linda Denison Kilb, was on the brief for amici curiae Robert L. Carpenter and John C. Mike Thatcher.

Erika Ziebarth Jones, Kathryn Ann Kusski, and Daniel R. Barney, entered appearances for amicus curiae American Trucking Ass'n.

Before BUCKLEY and RANDOLPH, Circuit Judges, and LEVIN H. CAMPBELL, Circuit Judge, U.S. Court of Appeals for the First Circuit.