The initial £240m funding pot allowed work on the first line out to Meadowhall to commence, opening in 1994, and there are now 50 stations over four lines. Initially viewed as a financial failure, the network was privatised in 1997 to change its fortunes.

But how many of these historic pictures have you seen?

Editor's message: Thank you for reading this story. The dramatic events of 2020 are having a major impact on our advertisers and thus our revenues. The Star is more reliant than ever on you taking out a digital subscription to support our journalism. You can subscribe here www.thestar.co.uk/subscriptions for unlimited access to Sheffield news and information online. Every subscription helps us continue providing trusted, local journalism and campaign on your behalf for our city.