The preparation works for both the tunnel and the motorway section began in the 1990s.
Additional motorway sections were built in the 1960s and 1970s.
The motorway section of the ring road forms a semicircle around the north of the city centre.
Interchanges on motorway standard sections, from north to south.
The motorway sections are generally tolled through varying systems and rates.
Perhaps we need the motorway section of DTp to design cycle routes.
The motorway section of the N1 uses the M1 designation.
The motorway section is still open to traffic at this stage.
The third major pileup on this motorway section since it opened just over a year ago.
The designation for the motorway section was M25.