NORTHUMBERLAND'S motorists are warned of the following road closures to avoid on the National Highways network this week.

A69, until 5pm December 20, slight delays (under 10 minutes): A69 Hermitage bridge, near Acomb. Lane closures to provide safe working zone on structure above.

A19, from 8pm December 12 to 6am December 17, moderate delays (10 to 30 minutes): A19 northbound and southbound, Killingworth, slip road closures and lane closures for works off network.

A19, from 10pm December 12 to 6am December 17, slight delays (under 10 minutes): A19 eastbound and westbound, Seaton Burn to Dudley lane, lane closures for network rail.

A1, from 8pm December 13 to 6am December 14, slight delays (under 10 minutes): A1 northbound and southbound, Morpeth, traffic signals and layby closure for communication works.

A19, from 8pm December 19 to 6am December 21, slight delays (under 10 minutes): A19 clockwise Moor farm roundabout outer ring closure for electrical works.