What is the catwalk used for?
adminhttps://www.youtube.com/watch?v=0qnYTudYYFQ What is catwalk in building?A catwalk is a very narrow, high bridge. You might see workers on a catwalk during the construction of a skyscraper, or you might see…
https://www.youtube.com/watch?v=0qnYTudYYFQ What is catwalk in building?A catwalk is a very narrow, high bridge. You might see workers on a catwalk during the construction of a skyscraper, or you might see…