The routes of the new trunk roads are routes north of Llanrwst between Penloyn and Tan Lan in the County Borough of Conwy as follows:—
(1) a route about 0.14 kilometres in length, starting at a point 390 metres south of the centre of the junction between the existing A470 trunk road and the unclassified road to Llanddoged at Tan Lan (shown marked A on the deposited plan) and extending in a northerly direction to a point 250 metres south of the centre of the junction between the existing A470 trunk road and the unclassified road to Llanddoged at Tan Lan (shown marked B on the deposited plan).
(2) a route about 0.79 kilometres in length, starting at a point 110 metres south of the centre of the junction between the existing A470 trunk road and the unclassified road to Llanddoged at Tan Lan (shown marked C on the deposited plan) and extending in a northerly direction to a point 680 metres north of the centre of the junction between the existing A470 trunk road and the unclassified road to Llanddoged at Tan Lan (shown marked D on the deposited plan).