The Oklahoma Department of Transportation has communicated to the City of Norman that they will be carrying out surface repair work at on-ramps to Interstate 35 from Main Street and from Robinson Street next week. Work is expected to begin at 10 p.m. on April 19 and be completed by 5 a.m. on April 20. Motorists should use alternate routes during this timeframe. Questions can be directed to 405-872-8815.