It takes the team six months to clean the entire building, and then they immediately start again. AdvertisementThis as-told-to essay is based on a conversation with Lucas Da Silva, a vertical site supervisor for the Leadenhall Building in London. The first time I went up the Leadenhall Building — which is 224.5 meters tall, or about 738 feet — I felt like I was going to die. AdvertisementIt takes 6 months to clean the whole building — and then you immediately start againIt takes about six months to clean the whole building. You never get used to the risks of working that high upDa Silva admires the view from the top floors of Leadenhall Building.

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Persons: Lucas Da Silva, Da Silva, —, I've, I'm, they'd Organizations: Service, Lucas Da Silva Health, London Locations: London, Paul's Cathedral, Bishopsgate