An overturned HGV has caused the A1 Northbound carriageway to be closed.
The installation of new overhead line equipment is the latest stage of the £1.2 billion East Coast Main Line upgrade.
Transport Secretary Grant Shapps has announced that from June 15 it will be compulsory to wear masks on public transport.
A teenager is the second person to have died in an A1 bridge incident at Grantham this week.
The A1 has now reopened following a second bridge incident in Grantham in four days.
One carriageway has reopened while the other remains closed on the A1 near Grantham.
A section of the A1 is closed in both directions, with an air ambulance at the scene.
Traffic in Lincolnshire returned to pre-lockdown levels for the first time since March 21.
Money is also designed to help improve cycling and walking routes.
A Grantham petrol station is charging less than £1 per litre of petrol.
