Officials proposed contractor Big D Builders Inc. of Meridian, Idaho, pay nearly $200,000 in fines after a co-owner and two other workers were killed in the collapse.
Three workers were killed and five of the injured were hospitalized in critical condition when the under construction pre-engineered hanger collapsed Jan. 31.
On-the-job fatality rate rose by 11% in 2022 for construction and extraction workers, the second highest of all industries, according to the federal Bureau of Labor Statistics.
Fatal construction accidents were down about 2% overall in 2021, the U.S. Bureau of Labor Statistics reports, but some types of construction accidents saw worrying increases.
Skanska Koch project employees Victor R. Martins and Donato G. Fiocca were struck by a train on a track supposed to be shut for repairs, officials said.