Two people died and two others were injured Wednesday when part of a bridge being built over a canal in the eastern Netherlands collapsed, emergency services said.

The accident happened in Lochem, 80 miles east of Amsterdam, as workers lifted a large metal arch into place.

Nieke Hoitink, a journalist with a regional newspaper, De Stentor, reported that the arch was hanging from a crane when, "Suddenly there was a huge bang. The entire arch began to sway. Then the whole thing fell down. We saw two construction workers fall."

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The regional security organization that coordinates first responders said in a message on X, formerly Twitter, that the incident resulted in two fatalities.

Two people are injured. Our first thoughts go out to the loved ones of the victims."

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The cause of the accident was being investigated. Such accidents are unusual in the Netherlands, which has strict workplace health and safety regulations.