“This was a very long span and then they used very heavy material,” he said. “The majority of pedestrian bridges are steel.” Steel bridges are about one-tenth the weight of concrete, he said.
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I’ve seen long steel pedestrian bridges over the turnpike for decades. They are probably a lot cheaper, too.
Just about every over pass I see on highways and local roads have steel beams. Why the need for a cable stayed bridge for this; what should have been a mundane pedestrian footbridge? Oh, the Feds are on the hook, let’s splurge ?