DENVER — Drivers headed into downtown Denver Wednesday morning say they want answers after an overturned piece of construction equipment caused hours of delays on southbound Interstate 25.

“I read a book. It was that slow,” said Rose Ibarbo.

It turned the morning commute into a traffic nightmare.

“I was stuck at dead stop traffic for almost an hour and almost no way to get off the highway,” said Tayler Peterson. “I wish I had known it was coming. I would have taken another way.”

A shuttle buggy that transfers hot asphalt into a paver flipped on its side near Park Avenue around 4:30 a.m., bringing southbound I-25 down to just one lane into downtown Denver, causing more than two-hour delays for some.

The buggy — used as part of the I-25 repaving project — is a heavy, boxy piece of equ

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