Infrastructure refers to the fundamental facilities and systems serving a country, city, or area, including the services and facilities necessary for its economy to function.
Common examples of infrastructure include:
1. Transportation systems (roads, bridges, railways, etc.)
2. Water supply and sewage systems
3. Electrical grids and power plants
4. Telecommunications networks
5. Public institutions (schools, hospitals, etc.)
The term "infrastructure" may also refer to:
1. IT infrastructure (hardware, software, networks)
2. Social infrastructure (community services)