There are no "apartheid roads". It's a fake propaganda trick.
See the clip below of 1 minute and 22 seconds as we drive in Wadi Haramiah between Shiloh and Ofra. The vehicles in front of us are mostly Arab as are those that pass us going north.
You don't believe me? Simply stop the clip as a car approaches and look carefully. Those are PA car licenses, green lettering on white background, and the taxis are yellow (Israeli taxis are white).
For example, enlarge this pic and note the red-outlined plates:
Let me know what you think :-
Now imagine a professional crew, spending a day or two at a half-dozen major junctions in Yesha and filming a similar clip and then producing a 3-minute clip of hundreds of cars.