The crane worker, who is in his 30s, suffered a cardiac arrest after the massive electric shock. Ambulance crews used a defibrillator on him and he was partially resuscitated at the scene. He was breathing but unconscious when he was airlifted away.
He is now in a critical condition in the Royal United Hospital in Bath. The man is not from Wiltshire.
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The supermarket has apologised over claims the livestock were up to six months old despite rules banning such housing beyond eight weeks.
Rain making inroads tonight but drying up in the early hours leaving mist and fog. A cloudy start tomorrow but it will be a reasonable day
Today sums up the weather for the next few days. Rain tonight, a few showers tomorrow, bright spells but temperatures down a touch.