Congestion on the region's road could cost people and businesses £2bn a year by 2021 - double the present levels - unless radical action is taken to ease gridlock.
42496
Congestion could cost £2bn a year
127993
Next year could be worse than current for growth:
6108
Roads bring development
141368
Motorists warned of roadworks
122213
Stakeholders call for rigorous enforcement of road traffic regulations
141858
'Extreme weather events will increase'
124024
'Traffic plan affecting sales'
53478
Fog burdens traffic
159286
Holiday road toll rises
89488
Gridlock is problem in politics, economy
87907
Heavy traffic expected on the N4 this weekend
25935
Two thirds of Brits fear they won't be able to cope if fuel prices continue to rise
144241
Fuel surcharge expected to more than double
5182
Experts suggest constructing expressway instead of Motorway
16028
The economic future is bleak
154704
Plans to bring in Hire bikes could cost £2m
116233
Dual carriageways would save gallons of fuel