"Unforeseen circumstance" means further works are needed to repair a viaduct that carries the A6.
The closures on the A6 will allow for repairs on the Irthlingborough viaduct.
Jamie Tyler, from Rushden, is cast as a swing performer in the latest take on the Dickens classic.
Cyd Phillips says she is "overwhelmed" by the honour, which marks International Women's Day.
The walks can take place in "vulnerable" areas so a police force can get a sense of women's concerns.
Police say two teenagers and a man are arrested on suspicion of an imitation firearm.
The vibrant project aims to bring "colour, pride and community spirit", a council says.
The seats feature inspirational messages and have information about how to get support.
Police say the case is "a lesson to all road users" to allow enough time for their journeys.
