A proposed northern bypass of Birmingham will designated as I-422.

Finally this proposal was dumped in April 2008 by court approval of the northern bypass.

In 1976, a small part of northern bypass was built, but a continuation through the Dättenberg until now could not be realized.

An extension to complete the northern bypass is in the works.

A northern bypass has been under discussion for even longer but is not anticipated any time soon.

In 1984, during excavations for the northern bypass, a golden cult tree was found.

The highway is a northern bypass of Route 113, which serves the downtown area, and derives its own number from it.

Together they provided a northern bypass around the congestion.

The only four-lane section is the northern bypass of London at the road's western end.

A northern bypass has been proposed, between the M1 and the A505, expected to be completed by 2016 at a cost of £95 million.