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The American Association of State Highway and Transportation Officials (AASHTO) is a standards setting body which publishes specifications, test protocols, and guidelines that are used in highway design and construction throughout the United States. Despite its name, the association represents not only highways but air, rail, water, and public ...
This is a list of U.S. statewide elected executive officials.These state constitutional officers have their duties and qualifications mandated in state constitutions. This list does not include those elected to serve in non-executive branches of government, such as justices or clerks of the state supreme courts or at-large members of the state legislatures.
The road test used large road user panels to establish the present serviceability rating (PSR) for each test section. Since panel ratings are expensive, a substitute key parameter present serviceability index (PSI) was established. The PSI is based on data on the road's longitudinal roughness, patchwork, rutting, and cracking. Later studies ...
A state government may have some level of political autonomy, or be subject to the direct control of the federal government. This relationship may be defined by a constitution. The reference to "state" denotes country subdivisions that are officially or widely known as "states", and should not be confused with a "sovereign state".
The AASHTO Soil Classification System was developed by the American Association of State Highway and Transportation Officials, and is used as a guide for the classification of soils and soil-aggregate mixtures for highway construction purposes.
While economic and political philosophers have contested the monopolistic tendency of states, [36] Robert Nozick argues that the use of force naturally tends towards monopoly. [37] Another commonly accepted definition of the state is the one given at the Montevideo Convention on the Rights and Duties of States in 1933. It provides that "[t]he ...
James Stuart (1767) authored the first book in English with 'political economy' in its title, explaining it just as: . Economy in general [is] the art of providing for all the wants of a family, so the science of political economy seeks to secure a certain fund of subsistence for all the inhabitants, to obviate every circumstance which may render it precarious; to provide everything necessary ...
A head of state is the public persona of a sovereign state. [1] The name given to the office of head of state depends on the country's form of government and any separation of powers; the powers of the office in each country range from being also the head of government to being little more than a ceremonial figurehead.