Made from girders

The old advert "Irn Bru made from girders" springs to mind every time I see big bulky girder work like this on Acton Swing Bridge was hoping to can some rowers trawling up and down the river

Originally produced (1901) in Falkirk and called "Iron Brew" in 1946 new laws came out which meant they couldn't call it a brew so the chairman came up with the idea of changing both halves spelling
Made from girders refers to the rusty colour