Lorries delivering to the Horse Hill oil site in Surrey will be told not to cross the central white line of the road as they pull into the entrance.
At least 10 staff have said they have left the shale gas company, Cuadrilla, in the past few months.
Rathlin Energy has confirmed it cannot begin work on its second oil and gas site at West Newton, north of Hull, until there has been an archaeological survey of what could be an ancient village.
The trial of an environmental campaigner was abandoned halfway through yesterday when the court heard that Humberside Police had a force-wide policy against a particular form of protest.
Cuadrilla has been given permission to use a technique at its Lancashire fracking site which could see the release of methane and other gases into the atmosphere.
Weekend long read: Fractured communities – the seven-year story of what happened when fracking came to town
It started with a dead puppy. This prompted nurse and single mother Stacey Haney to investigate whether her family was being poisoned by a shale gas site near her home in rural Pennsylvania.
Details of plans to frack shale gas wells near Formby in Lancashire were published online today.