The following traffic advisory includes road construction and major maintenance projects requiring lane restrictions and/or road closures along the state and federal highway system within ODOT District 9.

All work will take place during daytime, business hours Monday through Friday only unless otherwise indicated.

• A districtwide signalization project is under way, and contractors are upgrading signals at selected locations in Ross County as weather permits.

Traffic impacts should be minimal, and all traffic will be maintained at affected intersections when crews are at work. The scheduled completion date is July 5.

• A districtwide guardrail replacement project is scheduled to begin the week of Monday, May 9 on various routes, and contractors will be replacing guardrail at various locations throughout the eight-county region as weather permits.

Throughout construction, traffic will be maintained in at least one lane and with the use of flaggers as needed. The scheduled completion date is Sept. 30.

• Township Road 1186 (Winfield Drive) is reduced to one lane for a bridge replacement project over Solida Creek, just south of U.S. 52.

Throughout construction, traffic will be maintained in one lane with the use of temporary traffic signals. The scheduled completion date is Oct. 31, 2011.

• State Route 141 is reduced to one lane between the 11 and 11.5-mile markers, just north of Bald Knob-Dog Fork Road, due to a slip.

Traffic is being maintained in one lane with the use of temporary traffic signals.

For additional weather-related travel information or road construction and maintenance projects throughout the state, visit www.buckeyetraffic.org.