It typically starts with planning, financing, and design that continues until the asset is built and ready for use. Construction also covers repairs and maintenance work, any works to expand, extend and improve the asset, and its eventual demolition, dismantling or decommissioning.
A construction worker's duties can vary widely but generally include preparing and cleaning the construction site, loading and unloading materials, assisting skilled tradespeople, and performing basic tasks such as digging, mixing concrete, or erecting scaffolding.