[3] A major unsealed section begins about 45 km (28 mi) north of Normanton and continues until Chillagoe.

The project for progressive sealing works between Chillago and Almaden (Package One) was completed in early 2020 at a total cost of $4.7 million.

[5] The project for progressive sealing works between Chillago and Almaden (Package Two) was completed in early 2020 at a total cost of $2.7 million.

[7] A project to progressively seal sections of the road between Normanton and Dimbulah, at a cost of $14 million, was expected to complete in June 2022.

[8] Another project to progressively seal sections of the road between Almaden and Chillagoe, at a cost of $14.8 million, was to be completed by late 2022.