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Obstacle to traffic caused by the Ferguson landslide in the state of California (USA) An obstacle (also called a barrier, impediment, or stumbling block) is an object, thing, action or situation that causes an obstruction. [1] Different types of obstacles include physical, economic, biopsychosocial, cultural, political, technological and military.
Dragon's teeth: Triangular obstacles acting as roadblocks for armoured vehicles. Dutch Water Line: a series of water-based defensive measures designed to flood large areas in case of attack. Earthworks; Embrasure: an opening in a parapet or casemate, for a gun to fire through.
Obstacles such as railway level crossings may have several warning signs beforehand, while bridge ramparts typically have reflective signs placed directly on them on either side. These signs can be specific to the shape requirements of the obstacle, for example, bridge rampart signs are often tall and skinny so as not to intrude into the lane.
The cheval de frise (plural: chevaux de frise [ʃə.vo də fʁiz], "Frisian horses") was a defensive obstacle, existing in a number of forms, principally as a static anti-cavalry obstacle but also quickly movable to close breaches. The term was also applied to underwater constructions used to prevent the passage of ships or other vessels on rivers.
The word parkour derives from parcours du combattant (Obstacle course), the classic obstacle course method of military training proposed by Georges Hébert. [23] [24] [25] Raymond Belle used the term "les parcours" to encompass all of his training including climbing, jumping, running, balancing, and the other methods he undertook in his personal athletic advancement. [26]
This word refers to a large, dark-brown animal that lives in (or around) African rivers. They are renowned for their barrel-shaped bodies, enormous heads and short legs.
Problem solving is the process of achieving a goal by overcoming obstacles, a frequent part of most activities. Problems in need of solutions range from simple personal tasks (e.g. how to turn on an appliance) to complex issues in business and technical fields.
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