Temporary overhead scaffoldings are a common tool to assure weather protection in industry environments. For example, the current image shows a weather-protection enclosure at the steel company HKM in Duisburg, Germany. The temporary roof was mounted by a crane at height of 5 meters in order to protect an industry container against the influence of the weather.
Basically, the frame contained of steel structures and scaffolds connected by welds. Additionally, the roof tarpaulin was supported by inner planks to create the necessary stability.