HUMBOLDT — On Aug. 9, state Highway 19 will be temporarily closed underneath Interstate 90 near Humboldt (exit 379) to begin setting girders for the new bridge project.

The day-long closure on Highway 19 is scheduled to begin at 5 a.m. and will reopen by end-of-day. Exit ramps will remain open, but vehicles will not be able to travel underneath the bridge during the closure to set the girders.

Traffic will be detoured to state Highway 42 and state Highway 38, respectively. Motorists are asked to follow the designated detour signs.

The prime contractor for the $37.3 million project is Reede Construction Inc. of Aberdeen, The overall completion date for this project is Nov. 15.