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Positive train control. A Metrolink locomotive decal on an MP36PH-3C stating that it is equipped with positive train control technology. Positive train control ( PTC) is a family of automatic train protection systems deployed in the United States. [1] Most of the United States' national rail network mileage has a form of PTC.
Information technology controls. Information technology controls (or IT controls) are specific activities performed by persons or systems to ensure that computer systems operate in a way that minimises risk. They are a subset of an organisation's internal control. IT control objectives typically relate to assuring the confidentiality, integrity ...
Background. Internal border controls are measures implemented to control the flow of people or goods within a given country. Such measures take a variety of forms ranging from the imposition of border checkpoints to the issuance of internal travel documents and vary depending on the circumstances in which they are implemented.
Maverick station (known as Maverick Square) is a rapid transit station in Boston, Massachusetts. It serves the MBTA 's Blue Line and is located at Maverick Square in East Boston. It is the easternmost underground station on the Blue Line and a transfer point to various buses. A center island platform provides access to the surface in the middle ...
Social control theory. In criminology, social control theory proposes that exploiting the process of socialization and social learning builds self-control and reduces the inclination to indulge in behavior recognized as antisocial. It derived from functionalist theories of crime and was developed by Ivan Nye (1958), who proposed that there were ...
The IAC actuator is an electrically controlled device, which gets its input from the vehicle's engine control unit (ECU). The actuator is fitted such that it either bypasses the throttle or operates the throttle butterfly valve directly. The actuator consists of a linear servo actuator servomotor that controls a plunger which varies air flow ...
Proterra Inc. was an American electric vehicle and powertrain manufacturer based in Burlingame, California. The company designed and manufactured battery electric transit buses, powertrain systems for other heavy-duty vehicle builders and charging systems for fleets of heavy-duty vehicles. Founded in 2004, it became a public company in June 2021.
July 6, 2005. The Woodlawn station (sometimes called Woodlawn–Jerome Avenue station) is the northern terminal of the New York City Subway 's IRT Jerome Avenue Line. The station is located at the intersection of Bainbridge and Jerome Avenues, outside Woodlawn Cemetery. Despite the station name, this intersection is in the Norwood neighborhood ...