The blue gas had burst from a valve in a compressor unit hitting David Chandler, an inquest hears.
Daniel Quinn, from Wolverhampton, is set to appear before magistrates on Thursday.
It may not save the cash-strapped authority as much money as was first hoped.
The man was left dangling from the cables for 45 minutes before the emergency services were called.
A football supporter has completed a challenge to run around all 92 football league grounds.
Northants make their highest Championship total of 2018 but are unable to take full advantage against Gloucestershire.
Holders Leinster are pooled with Wasps, Bath and Toulouse as the Heineken Champions Cup and Challenge Cup draws are made.
Northampton Chronicle and Echo
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