Mellon Arena Retractable Roof

No freestanding retractable steel dome had ever been attempted in america and for years the mellon arena stood as the only extant example. The steel dome weighs almost four thousand tons and has a diameter of a little over four hundred feet. The stadium s capacity fluctuates depending on the event being hosted but has increased due to additions between 1972 and 1991.

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Construction of the civic arena began on april 25 1958.

Mellon arena retractable roof.

At the time of its completion pittsburgh s mellon arena was hailed as an engineering marvel. No copyright infrengement intended. The arena which covered 170 000 square feet had the first retractable roof ever on a major sports venue in the world. Sofi stadium is an unprecedented and unparalleled sports and entertainment destination being built in inglewood ca by los angeles rams owner chairman e.

Built in the early 1960s for pittsburgh s civic light opera it was the first stadium arena to have a retractable roof and was the home of the penguins from 1967 to 2010. The mellon arena was the first retractable dome and it was the largest dome in the world at the time it was built. Six of the sections could fold underneath two in two and one half minutes making the mellon arena the world s first major indoor sports stadium with a retractable roof. Six of the sections could fold underneath two in 2 minutes making the civic arena the world s first major indoor sports stadium with a retractable roof.

The freight elevator rises slowly climbing to the top level at sofi stadium this is the part of the new nfl venue under construction in inglewood where kevin demoff gets excited. Construction of the civic auditorium. It also played host to the. It kept that record until the houston astrodome was built three years later.

A change in the plans to make the roof retractable drove the price tag to 21 7 million. Rip civic arena all items pictures songs etc go to their respective owners. Originally budgeted to cost 19 million it would take 40 months to construct. A total of 42 trucks mounted on 78 wheels 30 of which were individually driven supported and moved the six moveable sections.

It was constructed with just shy of 3 000 tons of steel manufactured in the city of pittsburgh.