Public infrastructure means any infrastructural capital under public ownership - that is, any such capital asset that is not firm-specific infrastructure. Infrastructural capital refers to any physical means of production or means of protection beyond that which can be gathered or found directly in nature, i. ... Public ownership (also called government ownership or state ownership) is government ownership of any asset, industry, or corporation at any level, national, regional or local (municipal). ... In accounting, a capital asset is an asset that is recorded as capital - that is, property that creates more property, e. ...

It is a very general term which should almost always be qualified specifically as

• public works which is the nearest equivalent term but often describes the maintenance functions, accounting treatment and agencies, not just the structures, e.g. "Canadian Public Works Association"
• critical infrastructure required to sustain human life
• urban infrastructure supporting large masses of people
• rural infrastructure connecting much sparser settlements
• municipal infrastructure under local government control
  • sustainable municipal infrastructure thought to move in the direction of sustainability, specifically:
    • sustainable rural infrastructure
    • sustainable urban infrastructure

depending on which aspect of public management is under scrutiny. Military assets may also be considered to be public infrastructure, though infrastructure does not in most cases include or imply weapons or active security - infrastructure is usually what is protected, not what protects. The notion of internal improvements or public works is a concept in economics and politics. ... Critical infrastructure is a term used in the USAs National Strategy for Homeland Security, which was issued in July 2002; it is defined as those systems and assets, whether physical or virtual, so vital to the United States that the incapacity or destruction of such systems and assets would... Municipal infrastructure typically includes transportation, sewer, reservoir, potable water supply systems, police stations and local jails, and other infrastructural capital - the built environment - under the jurisdiction of local government. ... Local governments are administrative offices of an area smaller than a state. ... Sustainability is an economic, social, and environmental concept. ... Infrastructure is the set of interconnected structural elements that provide the framework for supporting the entire structure. ... A weapon is a tool used to kill or incapacitate a person or animal, or destroy a military target. ...