By Barbara HoberockTulsa WorldThe Oklahoma Turnpike Authority on Tuesday voted to increase tolls by an average of 2.5% for cash customers. The hike is the third and final increase to pay for Driving Forward, a turnpike expansion and improvement project, said Jack Damrill, Turnpike Authority spokesman. PikePass customers will not be affected by the toll hike that goes into effect July 15, he said.Read more on NewsOK.com