Navigation seems ok on GraphHopper already.
https://www.openstreetmap.org/directions?engine=graphhopper_car&route=-34.47848%2C150.76499%3B-34.47777%2C150.76521#map=18/-34.47789/150.76370
https://www.openstreetmap.org/directions?engine=graphhopper_car&route=-34.47848%2C150.76499%3B-34.47787%2C150.76510#map=19/-34.47789/150.76351