Construction industry accounts for about one-tenth of world gross domestic product, 7 % of employment, half of all use of resources and up to 40 % of energy utilization. This industry has a real impact on our daily lives: the buildings we live and work, roads and bridges we drive on the distributions of the systems we use utility, railways, airports and ports that travel and trade in all products this million dollar industry.
Infrastructure industry comprises of housing infrastructure, repair and maintenance of public and private services, public non-residential property such as hospitals and schools, factories, processing plants etc.
This large and diverse industry provides jobs, both in industry infrastructure known fields and niche construction.