Workers expressed concern over structural issues before deadly Idaho hangar collapse

abcnews.go.com:

A newspaper in Idaho is reporting that workers had expressed concerned about bending or bowed beams and other structural issues before a steel airport hangar under construction collapsed in January, killing 3 people

BOISE, Idaho — Workers had expressed concerns about bending or bowed beams and structural issues before a steel airport hangar under construction in Idaho collapsed in January, killing three people and injuring nine others, a newspaper reported.

Some employees told the site’s supervisor of their worries a day before the privately owned and partially built hangar collapsed Jan. 31 on the grounds of the Boise Airport, according to police reports released to the Idaho Statesman through a public records request.

Meridian-based contractor Big D Builders was the general contractor of the $8.1 million, 39,000-square-foot (3,623-square-meter) hangar for Jackson Jet Center at the airport.

Inland Crane of Boise provided equipment and operators for the project, and that company’s supervisor told police he “has worked a crane on several of these types of sites, and the ‘bowing’ of the beam did not look right to him.”

The supervisor told the police he had reported the concerns to Big D Builders co-founder Craig Durrant, one of three victims in the collapse, and that Durrant said he had made calls to an engineer.

Dennis Durrant, Craig’s brother and company owner, told police in an interview that the beams were “bowing.” They contacted the manufacturer because the supports for the frame weren’t “adequate,” according to the police documents.

An engineer gave them guidance to reinforce the building, Durrant told officers.

The police interviews indicate Craig Durrant told the crane supervisor that the frame was fine after