An electrical fire causes the dramatic explosion, which is caught on CCTV in West Street, Boston.
There will be an opening event for the new-look Rosegarth Square in Boston next month.
James Quirke says he will appeal the £100 fine because he had no idea feeding birds is an offence.
Measures under the strict rules include requiring owners to carry poo bags at all times.
The facility will be built on two fields at Bicker Fen, near Boston.
It is hoped the move will help reduce time-wasting and political point-scoring.
Under the proposals, councillors will be able to submit one question per full council meeting.
B-Fest 2026 will take place in Boston on Sunday 2 August.
Boston Borough Council says it will provide support for the vulnerable while balancing the budget.
