Gardaí are advising road users to avoid a number of roads.
Gardaí are urging people to follow their traffic plan for this year's National Ploughing Championships.
The annual event returns to Ratheniska, Laois tomorrow, and will run until Thursday.
Motorists are being advised to avoid the N80 at Stradbally and all approach roads to Ratheniska Village, and instead use alternative routes.
Chief Superintendent for Laois, Offaly and Kildare, Tony Lonergan says they want everyone to arrive and depart safely:
For more information on the Garda Traffic Management Plan, check out here.