Motorists will be asked to line up in the left lane, while the right lane will be reserved for emergency access.
Some windward commuters wonder if the added inconvenience is worth it.
The DOT will monitor traffic situations for public protection and spend $15,000 at the close of two days.
In addition to H-3, the U.S. Department of Health and Human Services conducts loose COVID-19 tests in Oahu, Kauai and the Big Island. Sites vary and will run over the next two weeks. Click here to register.