The victim was placed into an induced coma.
Grandad-of-three Ivan Pedley, 92, often beats opponents 30 years his junior, but jokes he does let them win sometimes.
Watch the scenes as Storm Eowyn wrecked a temporary roof canopy that was installed as part of the RAAC replacement.
Did you know with an ad-lite subscription to Bedford Today, you get 70% fewer ads while viewing the news that matters to you.