It's the third day of action from the Unite trade union members.
Plumbers, fitters, welders and apprentices will take to the picket lines in Westmeath today.
It's the third day of action, as part of a campaign from the Unite trade union members for the restoration of cuts to the first hour of travel time.
Workers will down tools at the ESB Sub Station in Athlone, where members of the Mechanical Engineering & Building Services Contractors' Association are carrying out works.
Regional Officer with Unite, James McCabe says they are always open to engagement with the MEBSCA body: