But the news isn't too bad, with both of them only expected to cause slight delays, of less than 10 minutes.
The latest expected works list, with notes from National Highways, shows that one closure already in place is expected to carry on this week:
• A3, from 8pm November 21 to 6am December 15, slight delays (under 10 minutes): A3 southbound, Shackleford to Milford, Lane closures for bridge works.
And one more closure will begin over the next seven days:
National Highways is responsible for maintaining motorways and major A-roads, so closures of smaller roads will not be included in their schedule.