Motorists passing through the New Gloucester toll plaza on the Maine Turnpike could face delays Monday through Thursday.

Maine State Police will stop traffic intermittently for up to 20 minutes  between 10 p.m. and 5 a.m. to allow the placement of overhead signs for the new highway speed electronic toll plaza scheduled to open April 1.

On Monday the delays will take place at mile marker 65 on the north bound lane.

On Tuesday the delays will take place at mile marker 65 on the north bound lane and at mile 69 south bound.

On Wednesday delays will take place at mile 69 south bound.

Temporary barricades and signs will be erected to guide motorists through the work area.