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A lack of rafter ties is a serious structural issue in a conventionally-framed roof. The 15th-century tie-beam roof at St Mary's Church, Radnage, Buckinghamshire in England. A wooden beam serving this purpose is known as a tie-beam, and a roof incorporating tie-beams is known as a tie-beam roof. [10]
Video captured the roof of Tropicana Field, in St. Petersburg, Florida, tearing off due to Hurricane Milton.
Dramatic video and photos detail the aftermath of Hurricane Milton’s destruction on the Tampa Bay Rays’ Tropicana Field.. The roof of the baseball stadium, which is located in St. Petersburg ...
Videos inundated social media of major damage from Hurricane Milton occurring across Florida’s Gulf Coast. Hurricane Milton rips off Tropicana Field’s roof after landfall. Look at catastrophic ...
CBS Sports, citing the Rays media guide, reported that Tropicana Field features the world's largest cable-supported domed roof and is "built to withstand winds of up to 115 miles per hour."
The top ends of the rafters often meet at a ridge beam, but may butt directly to another rafter to form a pair of rafters called a couple. Depending on the roof covering material, either horizontal laths , battens , or purlins are fixed to the rafters; or boards, plywood , or oriented strand board form the roof deck (also called the sheeting or ...
A view of a roof using common purlin framing. The purlins are marked in red. This view is from the inside of the building, below the roof. The rafters are the beams of wood angled upward from the ground.
Wind on the roof surfaces can cause negative pressures that create a lifting force sufficient to lift the roof off the building. Once this occurs, the building is weakened considerably, and the rest will likely fail as well. To minimize this vulnerability, the upper structure ought to be anchored through the walls to the foundation.