Is The Roof Opened Or Closed

If the game begins with the roof open.

Is the roof opened or closed. The decision as to whether a game begins with the roof open or closed rests solely with the home club. An update on how. Either side of the roof can be opened to any position in order to maximize sunlight on the turf and minimize it on the interior steel and concrete. Closed roof valleys are also more affordable as installing a metal lining costs extra.

The decision to close the roof shall be made by the home club after consultation with the umpire crew chief. It could be opened pre game during the game or not at all. However it is said that provided the rest of the roofing shingles were properly installed and are performing properly open valleys will perform better over time than closed valleys. It s important however to properly waterproof this area with flashing and sealants.

Each half of the roof consists of three moveable trusses which telescope over a fixed end truss. The indianapolis colts opened their stadium roof 27 times since 2008 including eight games since 2015. The four nfl teams with retractable roof stadiums have chosen to play almost twice as many games with the roofs closed than with them open. On a closed valley roof the shingles extend to the valley area completely closing it off.

Open valleys may be susceptible to water backup if the cut off shingles are not properly trimmed potentially causing roof leaks. That is the question indianapolis colts owner jim irsay faces every time his team suits up for a home game. The east and west sides of the roof can operate either in unison or independently. Meanwhile on an open valley roof the metal lining that prevents water from seeping into the underlayers is left exposed.

That said an open roof valley is a good option if you want to the metal strip to serve as an architectural detail on the roof. That lone statistic raises the question of whether the. The dallas cowboys have opened their roof for 22 games since 2009.