MOTORISTS are being warned of possible night-time delays on the A5 near Daventry.
Overnight traffic signals will be in place on the A5 near to the Watford Gap crossroads, until Wednesday.
The traffic lights will be in place from 8pm to 6am to allow resurfacing to be carried out.
Work is also ongoing at M1 Junction 19 on the Catthorpe viaduct replacement.
Those roadworks are not expected to be completed until April 2012.