A9, roadworks direction Den Helder, between Schoorl-Oost and Petten

A9, new roadworks layout in both directions, between Schoorl-Oost and Petten

A9, roadworks direction Diemen / Alkmaar, between Sint Maartenszee and Schoorl-Oost

A9, one lane closed direction Den Helder, between Petten and Sint Maartenszee

A9, one lane closed direction Den Helder, between Petten and Stolpen

A9, new roadworks layout in both directions, between Petten and Stolpen

A9, roadworks direction Diemen / Alkmaar, between Stolpen and Petten