Brewers–Rays World Series brings two roof designs into focus

The Milwaukee Brewers and Tampa Bay Rays are scheduled to open the World Series on October 23 at American Family Field in Milwaukee, bringing two covered ballparks into the same championship series. ESPN reported that a fly ball struck an overhead structure at each team’s stadium during the playoffs, turning the different roof designs into a playing-condition question for the series.

The Brewers play under a retractable roof; the Rays play beneath a permanent one at Tropicana Field. ESPN calls a ball that hits a roof or another overhead structure and drops back into play a “roofball.” The two recent examples ended in outs, though ESPN cautioned that their proximity may be coincidence rather than a sign of what will happen in the World Series.

What happened to the two playoff fly balls

Those plays involved different obstacles. Citing the Brewers’ ballpark figures, ESPN put the apex of American Family Field’s roof at 330 feet above the playing field and said the structure spans 600 feet, covers 10.5 acres and weighs 12,000 tons. Citing Rays information, ESPN said Tropicana Field’s roof peaks 225 feet above the infield and has 24 panels weighing 5,000 pounds apiece. Its roof was repaired before the 2026 season after damage from Hurricanes Helene and Milton.

How overhead contact can change a play

ESPN quoted the Brewers’ ballpark rule that a batted ball striking the roof, a truss or a cable over fair territory remains in play. A fielder who catches it records an out, with runners advancing at their own risk; a strike over foul territory makes it a dead ball. The rule helps explain how France’s cable contact could still produce an out.

An American League East outfielder interviewed by ESPN’s Jorge Castillo described Tropicana Field’s canvas, catwalk shadows and visual contrast as challenges for fielders. The player said batting-practice repetitions can help them prepare for unusual deflections. ESPN said another roof bounce in this World Series is unlikely.

Milwaukee has seen few such contacts: ESPN said France’s was only the third ball to hit American Family Field’s roof structure. A 2008 postseason fly ball by Philadelphia’s Jayson Werth struck a roof truss and redirected toward the infield. At Tropicana Field, ESPN distinguished contact with a catwalk from a hit on the roof itself, saying Miguel Sanó became the first player to hit a ball to that roof in 2016.

MLB’s schedule lists games at both American Family Field and Tropicana Field during the series. That gives players and fielders at each park a different overhead layout to account for, whether or not another ball reaches it.