Kate Cairns, the sister of Eilidh Cairns who died on her bicycle after being hit by a lorry, gave her response to a European Commission report on improving cycling safety. She has campaigned for lorries to be fitted with cameras and sensors that warn the driver when cyclists are nearby.
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Mayor of London Sadiq Khan is backing the scheme.
A spokesperson said the lightning strikes had left the "aircraft fuelling system unavailable."
Nearly 1,000 properties have been left without power, and road users have been warned of potentially hazardous conditions.