MONACA, Pa. (KDKA) – Union officials say Shell is temporarily shutting down construction at the Beaver County cracker plant after workers raised concerns related to the potential spread of coronavirus.

On Wednesday, Beaver County Commissioners called on Shell to shut down construction at the multi-billion-dollar cracker plant. Workers had complained of crowded buses and unsanitary conditions.

READ MORE: Pitt Football Confirms Frank Cignetti Will Be Offensive Coordinator

Workers at the construction site have been reporting a lack of progress on a laundry list of concerns related to the potential spread of COVID-19.

In addition to photos of crowded meetings on Monday morning, workers sent KDKA pictures of packed buses used to carry workers to and from the site, as well as pictures of unsanitary porta-potties with no hand sanitizer.

READ MORE: Passenger Brings Loaded Firearm In Bag To Pittsburgh International Airport Security Checkpoint

One worker sent KDKA’s Andy Sheehan a message complaining that workers are at high risk. For its part, Shell has said it’s been addressing all of those concerns. They sent a statement that says the health and safety of the workers is their highest concern, and they assured Beaver County Commissioner Daniel Camp the problems will be fixed.

As of Wednesday at noon, the state department of health reported two confirmed cases of coronavirus in Beaver County.

MORE NEWS: Police: Don’t Approach Lab Monkey Missing After Crash

Stay with KDKA for the latest on this developing story.