Men of Steel: Skyline

View of Philadelphia's skyline from the Ben Franklin Bridge with the Comcast Center under construction. It took approximately 9,200 pieces of steel to complete the building's structural framework.The largest girder was 90,000 lbs., (45 tons) and the total tonnage was approximately 12,500.
Skyline

View of Philadelphia's skyline from the Ben Franklin Bridge with the Comcast Center under construction. It took approximately 9,200 pieces of steel to complete the building's structural framework.The largest girder was 90,000 lbs., (45 tons) and the total tonnage was approximately 12,500.