No sooner had the athletes emerged from the water, the next part of their challenge was upon them.

The athletes ran up the pontoon, removing their wetsuits and goggles before collecting their bike and helmet to start on the 112 miles across the borough.

They journeyed through Leigh, Atherton and Horwich onto Bolton, through Bury, Ramsbottom, Smithills, Belmont and back into the town centre.

Read more: Ironman Bolton live updates 

Le Mans Crescent and roads leading to Queens Park filled up to watch this exciting leg of the race.

Sue Morley was there to support her husband, Darren.

She said: “He loves his triathlons but this one is monstrous. Over 140 miles of swimming, riding and a marathon run.

“It’s bad enough been up at 3.40am now on bus to watch him. So proud of him, whatever the outcome.”

Read more: Athletes make splash in Pennington Flash

Donna Cooper from Astley Bridge was also spotted, and she has completed Ironman twice before.

Donna and her son Will are taking part this year to raise funds for The Christie in memory of her mum.

Donna said: “This year will be extra special for me because I’ll be competing with my son, Will.

“I know from experience that Ironman is a tough challenge and I’m so proud of all the training he’s done.

“I’m sure he will have a huge sense of achievement when he sees that famous finish line come into view.

“We’re raising funds for the Christie in memory of his grandmother and we’re grateful to anyone who can support us.”

Read more: Ironkids 2023 takes over town centre for Ironman weekend

The final hurdle of the competition was a 26.2-mile run travelling around Bolton town centre before ascending through the scenic Queen’s Park to Chorley New Road on a four-loop course.

The first woman to finish the bike ride was Erica Booth with a time of six hours 13 minutes.

The first man to finish the bike ride was Tom Rigby with a time of five hours 28 minutes.