They could be adding a roof within a roof at Torr Vale Mill in New Mills.
High Peak Borough Council has received a planning application for a project at the listed five storey Torrvale Road building.
It’s on the erection of a fully designed high level scaffold and temporary roof within the cotton mill at fifth floor level.
It is for the purpose of re-roofing works including slate roof pitches, patent glazing, repairs, grit blasting and painting of cast iron gutters, with new linings and structural repairs to timber and masonry.

"Your Council, Your Voice"
Major emergency as fire sweeps across 400M of Tintwistle moorland
Vigil held in Glossop to mark Refugee Week
St John Ambulance have issued first aid advice to help people stay safe in the sun