Science & EnvironmentHeat wave puts Oregon workplace safety rules to the testBy Monica Samayoa (OPB) and Bradley W. Parks (OPB)July 29, 2022 12 p.m.New state rules require access to water, shade and breaks on hot days, but workers say they’re still laboring in unsafe conditions.📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up