Motorists and cyclists in Anaheim, Orange, Placentia and Fullerton can expect to confront additional traffic, bike route detours and lane closures along State Route 91 for the next few years. Local and state transportation agencies this month broke ground on a multi-segment construction project slated to last until 2030. The project focusing on 5.6 miles between State Route 57 and State Route 55 is intended to reduce ‘weaving’ between the freew…