The scheme - initally announced last year - will see the M62 run as a ‘smart motorway’ and add 1,300 new miles of extra lanes to motorways and A roads nationwide.
It could also include one of the largest tunnels in Europe built under the Peak District to transform trans-Pennine road links between Sheffield and Manchester,
Announcing the plan, transport secretary Patrick McLoughlin said: “Today I am setting out the biggest, boldest and most far-reaching roads programme for decades. It will dramatically improve our road network and unlock Britain’s economic potential.
“It will dramatically improve our road network and unlock Britain’s economic potential.
“Roads are key to our nation’s prosperity. For too long they have suffered from under-investment.”