LOCAL NO. 290, PLUMBERS v. DEPT. OF ENVTL

Linda K. Williams argued the cause and filed the brief for appellants. John T. Bagg, Assistant Attorney General, argued the cause for respondents. With him on the brief were Theodore R. Kulongoski, Attorney General, and Virginia L. Linder, Solicitor General. William H. Walters argued the cause for intervenor-respondent. With him on the brief were John F. Neupert and Miller, Nash, Wiener, Hager Carlsen.