I did a little research on the locations used in the opening titles (with the help of some Manchester media nuts) I found out where each bit was filmed
Below shows exactly where this was filmed
Withy Grove, Manchester, next to
Next near
Exchange Square, outside the
Printworks. You can see the bollards which were used here
and this is the modern looking building you can see opposite
Now, on Friday's episode, a new break bumper was used - this was filmed pretty much a few steps away.
Now this one was quite hard to pinpoint, but I
think this is the right location.
I assume that these photographs from Google Streetview are a few years out of date, so this area will look more akin to the titles, I'm not sure if a bit of juxtaposition has been used.
this is a picture of the area opposite