 The section between PTH 20 and PTH 10 south of Dauphin was completed and opened to traffic in 1959.Prior to this, PTH 5 turned north at Ochre River and entered Dauphin from the east along what is now PTH 20 and PTH 20A.PTH 5 met PTH 10 south in Dauphin's city centre, from which the two highways continued out of the city in concurrence following the current PTH 5A/10A route (2nd Avenue N.W.