Data Reporter Sonja Tutty on this week’s road delays

Barnet’s motorists will have three road closures to avoid nearby on the National Highways network this week.
And two of them are expected to cause moderate delays – with drivers facing holdups of between 10 minutes and half an hour.
The latest expected works list, with notes from National Highways – the agency responsible for maintaining motorways and major A-roads – shows that two closures already in place are expected to carry on this week:
• A1, from 10pm April 18 to 5am April 20, moderate delays (10-30 minutes): A1(M) northbound, junction 1 to junction 3, carriageway closure, entry slip road closure and lane closures for maintenance works, diversion Via National Highways and local authority roads.
• M1, from 10pm April 22 to 5.30am April 24, slight delays (under 10 minutes): M1 northbound, junction 1 to junction 2, Lane closures for structural works.
And one more closure will begin over the next seven days:
• M1, from 10pm April 24 to 6am April 29, moderate delays (10-30 minutes): M1 northbound, junction 1 to junction 4, carriageway closure and entry slip road closures for resurfacing works, diversion via TFL roads.
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