a building under construction in the montecarmelo neighborhood, madrid, spain.

blue skyscraper tower facade mast vehicle stadium landmark sky architecture roof line reflection wall wind arena building under construction montecarmelo neighborhood madrid spain heavy metal nobody activity modern job lift contractor site workplace tall apartment estate develop technology progress occupation infrastructure outdoor cranes brick exterior scaffolding scaffold risk commercial build concept engineer project occupational hazards business high house concrete construction sky architecture blue urban crane equipment engineering industry city steel work structure industrial development