Outside probers for Ariz. utility point to 'extensive cascading thermal runaway' in 2019 accident that injured first-responders; battery maker refutes analysis in comments to regulators.
Suit alleges Jacobs, others used 'junk science' in report to US Navy of disputed Hunter's Point work but parties won't comment further; also, new moves in other site legal actions against TT.
As the pandemic upends traditional jobsite screening, contractors are turning to online health surveys at points of entry to help prevent an ill person coming onto the site.