Five-Rail Rolling Roof is Extra Tough TO Align

摘要

Lucas Oil Stadium, opening next month in Indianapolis, will reign for only a year as the sports venue with the steepest rolling roof and the tallest retractable end-zone wall. Next August, both titles will pass to football's Dallas Cowboys stadium, under construction in Arlington, Texas. Indianapolis and football's Colts might be upset about the upset, but the firms responsible for the fleeting bragging points aren't: Working on both jobs, they are breaking their own records. There are some distinctions that might lastfor Lucas Oil Stadium. The building has the largest roof opening of any National Football League stadium with a retractable roof, says Tarek A. Ayoubi, a principal of the rooPs structural engineer, Walter P Moore, Houston. eng