It will be used to ensure tower tours can take place safely and to confirm it is safe for staff and contractors to work high up on the scaffolding.

BBC: Salisbury Cathedral spire to get digital anemometer

Fees are charged by the square foot and are on a sliding scale that takes into account the finish and any practical challenges, such as scaffolding, travel or tight work spaces (as, say, on a yacht).

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Because scaffolding is needed to complete the work, the weight restriction has been reduced from 16.5 tonnes to 7.5 tonnes.

BBC: Bigsweir Bridge

After the event, work began to clear the tonnes of rubbish and remove the safety barriers, stages, scaffolding and giant screens.

BBC: Loony Dook