In accordance with mlb policy the following guidelines must be followed.
Miami marlins roof.
560 foot span track to track just short of two football fields in length or roughly 5 27 acres.
The game ball was delivered by muhammed ali and the anthem was sung by.
The 17 acre roof spans up to 560 feet.
To encourage attendance in the humid miami climate and to eliminate costly rainouts the 37 000 seat marlins ballpark features a one of a kind three panel moving roof that has become the signature architectural feature of the park.
It takes roughly 13 15 minutes to go from the fully closed to the fully open position.
Retractable roof facts three panels elevated over the playing field and ballpark canopy.
The decision as to whether a game begins with the roof open or closed rests solely with the home club.
Marlins park has a retractable roof and the miami marlins are aiming to open it whenever possible this season.