East of Boise on I-84, a speed limit sign gives a lower limit for heavy trucks. A new state law will do away with lower speed limits for trucks on Idaho’s interstate highways. In some places, that means trucks weighing 26,000 pounds and more will be able to travel 80 miles per hour. | Sarah A. Miller, Idaho Statesman BOISE (Idaho Statesman) — In late February, Rep. Doug Pickett, R-Oakley, told his colleagues at the Idaho Statehouse about a propo…