Skilled Construction Workers at Work: Time-lapse of Building the Next Level on a Rooftop of a Large Urban High-rise

timelapse constructing workers rooftop development building site large building next level skilled labor urban architecture hard work activity building work highrise scaffold blueprint industrial roofing skyscraper teamwork project engineering onsite builders job towering structure city development modern crew erecting crane future advancing transformation job progress growth assembling upward movement laborers working on height urbanization progress construction process building rooftop constructing skyscraper working