Well just a short length of it from near the Jospice/Long Lane junction in Southport Road, Thornton to the new traffic island on the extension of Quarry Road.
When I had a look last week both southbound and northbound traffic was using it.
The photo below reflects the the moody weather of the day:-
Click on the photo to enlarge it.
The photo looks south towards the new traffic island which meets the extended Quarry Road in Thornton.