Jerome County, Idaho ( KMVT-TV / KSVT-TV ) The speed limit increase on rural sections of interstates 15, 84, and 86.... went into effect today.
The new limits will now be 80 mph for vehicle traffic and 70 mph for trucks.
The speed limit in the urban areas of the Treasure Valley, between Caldwell and East Boise, as well as through Pocatello and Idaho Falls, will remain at 65 mph.
The Idaho Transportation Board will conduct an annual review to ensure continued safe highway operations.
Road crews are expected to have all signage changed by the end of Thursday.