ITV News Meridian can reveal tens of thousands of drivers face an extra six months of misery with controversial roadworks on the M3 in Surrey and Hampshire taking much longer than expected.
The work will now last until the end of June next year.
Motoring groups say it is staggering it will have taken three years to remove just 16 miles of hard shoulder. It appears they will now resurface the road as well but it's is claimed if they had planned it when they started the work it could have been completed sooner.
The Govemrnent is now holding a review that will lead to roadworks being done over shorter distances to ease the amount of disruption.
It comes as another project, the Black Dam improvement, at Basingstoke is complete six months late. There are questions over the way Highways England manage roadworks and the lack of information they give drivers on them.
Lane blocked and slow traffic due to broken down car on M3 Southbound between J3 A322 (Bagshot / Lightwater) and J4 A331 / A331 Blackwater Valley Route (Camberley). In the roadworks area.
One lane closed due to accident on M3 London bound between J3 A322 (Bagshot / Lightwater) and J2 M25. In the roadworks area.
Traffic is queuing on the M3 northbound after two lanes were closed following an accident at junction 12 for the A335 to Eastleigh.
Congestion is back to junction 14, the M27 turn-off.
Lanes two and three have been closed since around 6.30am
A 30-year-old man killed in a crash on the M3 in Hampshire "had a heart of gold", his family said.
Johnathan Brown, from Basingstoke, died when his Peugot 208 was in collision with a Ford Fiesta on the M3 near Micheldever on September 7th.
As well as the Northbound crash, there is an accident on the M3 Southbound between J11 and J12. Delays are described as 'severe'.
There are major delays on the M3 tonight after an accident involving up to seven cars. It is on the northbound carriageway near Junction 11 at Winchester.
There are tailbacks stretching for several miles and the emergency services are on the way. Two lanes are closed with major delays in both directions.
M3 Northbound lane blocked on exit slip road due to accident, a coach involved at J4A A327 (Farnborough).
Police are appealing for motorists to come forward following reports of dangerous driving on the M3 in Surrey.
At around 10.30am on Sunday, 2 August officers received a number of reports from motorists regarding a silver vehicle travelling westbound on the M3 between junction 2 (Thorpe) and junction 3 (Lightwater).
Several drivers reported that they had been involved in minor collisions with the car which had then failed to stop. Officers want anyone who was involved or witnessed the driving of any of the vehicles to contact them.
A 39-year-old man from south east London has been arrested on suspicion of driving whilst unfit through drink or drugs and failing to stop at the scene of an accident. He has been released on police bail until October 10 while investigations continue.