1 World Trade Center to top out Monday as tallest building in hemisphere
. STORY HIGHLIGHTS One World Trade Center will top out at 1,776 feet Construction crews will raise the final two sections Monday Construction crews at the 16-acre World Trade Center site will raise the final two sections of a 408-foot spire to the top of One World Trade Center on Monday morning, making the building the tallest in the Western Hemisphere, according to the site's management. A stainless steel beacon weighing almost six tons will be the final piece put in place to give the building an iconic height of 1,776 feet, according to a news release from the Port Authority of New York and New Jersey. Once the architectural structure is complete, it will be comprised of 18 separate sections of steel and three communication rings. The first -- and heaviest -- steel section was installed in January, weighing more than 67 tons, the news release said. Port Authority Assistant Director of Media Anthony Hayes said the original design included a radome -- short...