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Crush Barrier
A safety barrier is a component which prevents passage into a dangerous area, and is commonly used to mitigate risk. Description A safety barrier is a component which prevents passage into a dangerous area. It is commonly used to mitigate risk in the Hazard-Barrier-Target model, as studied in safety science. Work Safe Victoria (an Australian organization) defines a Safety Barrier as a device that: * physically separate the work area and the traveled way, * are designed to resist the penetration of an out-of control vehicle, and * have properties which redirect an out-of-control vehicle back on to the road away from the work area. Types of barriers Hard barriers are fixed or removable guards which prevent entry. These include fences, traffic barriers, and crush barriers. Soft barriers are devices such as light curtains. They detect the presence of a foreign body and are tied into the control circuit to stop the machine. Components Hard barriers are fixed into the ground a ...
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Hamburg Berlin Track Platform Barriers
Hamburg (, ; ), officially the Free and Hanseatic City of Hamburg,. is the List of cities in Germany by population, second-largest city in Germany after Berlin and List of cities in the European Union by population within city limits, 7th-largest in the European Union with a population of over 1.9 million. The Hamburg Metropolitan Region has a population of over 5.1 million and is the List of EU metropolitan areas by GDP, eighth-largest metropolitan region by GDP in the European Union. At the southern tip of the Jutland Peninsula, Hamburg stands on the branching River Elbe at the head of a estuary to the North Sea, on the mouth of the Alster and Bille (Elbe), Bille. Hamburg is one of Germany's three city-states alongside Berlin and Bremen (state), Bremen, and is surrounded by Schleswig-Holstein to the north and Lower Saxony to the south. The Port of Hamburg is Germany's largest and Europe's List of busiest ports in Europe, third-largest, after Port of Rotterdam, Rotterda ...
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Risk
In simple terms, risk is the possibility of something bad happening. Risk involves uncertainty about the effects/implications of an activity with respect to something that humans value (such as health, well-being, wealth, property or the environment), often focusing on negative, undesirable consequences. Many different definitions have been proposed. One ISO standard, international standard definition of risk is the "effect of uncertainty on objectives". The understanding of risk, the methods of assessment and management, the descriptions of risk and even the definitions of risk differ in different practice areas (business, economics, Environmental science, environment, finance, information technology, health, insurance, safety, security, security, privacy, etc). This article provides links to more detailed articles on these areas. The international standard for risk management, ISO 31000, provides principles and general guidelines on managing risks faced by organizations. Defi ...
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Safety Science
''Safety Science'' is a monthly peer-reviewed scientific journal published by Elsevier covering research on all aspects of human and industrial safety. The editor-in-chief is Georgios Boustras ( European University Cyprus),. The journal was established in 1976 as the ''Journal of Occupational Accidents'', with Herbert Eisner as founding editor-in-chief. In 1990, the aims and scope of the journal were expanded, and the journal obtained its current name. Editors-in-chief Since 1990, the following persons are or have been editors-in-chief: * 1990–2009: Andrew Hale * 2010–2012: Kathryn Mearns * 2013–2017: Jean-Luc Wybo * 2018–present: Georgios Boustras Abstracting and indexing The journal is abstracted and indexed in: According to the ''Journal Citation Reports'', the journal has a 2023 impact factor The impact factor (IF) or journal impact factor (JIF) of an academic journal is a type of journal ranking. Journals with higher impact factor values are considered more ...
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Work Safe Victoria
Work may refer to: * Work (human activity), intentional activity people perform to support themselves, others, or the community ** Manual labour, physical work done by humans ** House work, housework, or homemaking ** Working animal, an animal trained by humans to perform tasks * Work (physics), the product of force and displacement ** Work (electric field), the work done on a charged particle by an electric field ** Work (thermodynamics), energy transferred by the system to its surroundings * Creative work, a manifestation of creative effort **Work of art, an artistic creation of aesthetic value * Career, an individual's journey through learning, work and other aspects of life * Employment, a relationship between two parties where work is paid for Broadcast call signs * WORK (FM), now WRFK (FM), an American radio station in Vermont * WORK-LP, an American low-power TV station in New Hampshire * WOYK, an American AM radio station in Pennsylvania, known as WORK 1932–1973 ...
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Traffic Barrier
Traffic barriers (known in North America as guardrails or guard rails, in Britain as crash barriers, and in auto racing as Armco barriers AK Steel (formerly Armco) genericized trademark) keep vehicles within their roadway and prevent them from colliding with dangerous obstacles such as boulders, sign supports, trees, bridge abutments, buildings, walls, and large storm drains, or from traversing steep (non-recoverable) slopes or entering deep water. They are also installed within medians of divided highways to prevent errant vehicles from entering the opposing carriageway of traffic and help to reduce head-on collisions. Some of these barriers, designed to be struck from either side, are called median barriers. Traffic barriers can also be used to protect vulnerable areas like school yards, pedestrian zones, and fuel tanks from errant vehicles. In pedestrian zones, like school yards, they also prevent children or other pedestrians from running onto the road. While barriers are no ...
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Light Curtain
A light curtain is a safety device that detects when a beam of infrared light has been broken by a person passing through an area. Light curtains, now more commonly known as opto-electronic devices, are used to safeguard personnel in the vicinity of moving machinery with the potential to cause harm such as presses, winders and palletisers. Light curtains can be used as an alternative to mechanical barriers and other forms of traditional machine guarding. By reducing the need for physical guards and barriers, light curtains can increase the maintainability of the equipment they are guarding. The operability and efficiency of machinery can also be improved by the use of light curtains by, for example, allowing easier access for semi-automatic procedures. History The concept was first introduced as a "light barrier" by German inventor Erwin Sick in 1972 when he formally described this device in a patent application as: A year later, he followed up by also applying his patent i ...
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Bollard
A bollard is a sturdy, short, vertical post. The term originally referred to a post on a ship or quay used principally for mooring boats. In modern usage, it also refers to posts installed to control road traffic and posts designed to prevent automotive vehicles from colliding with pedestrians and structures. Etymology The term is probably related to bole, meaning a tree trunk. The earliest citation given by the ''Oxford English Dictionary'' (referring to a maritime bollard) dates from 1844, although a reference in the '' Caledonian Mercury'' in 1817 describes bollards as huge posts. History Wooden posts were used for basic traffic management from at least the second half of the 17th century. One early well-documented case is that of the "postes and rales in ye King's highway for ye (safety) of all foot passengers" erected in 1671 in the High Street of Old Brentford, Middlesex (part of the London–Bath road). Another is that of "two oak-posts" set up next to the ...
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Gate
A gate or gateway is a point of entry to or from a space enclosed by walls. The word is derived from Proto-Germanic language, Proto-Germanic ''*gatan'', meaning an opening or passageway. Synonyms include yett (which comes from the same root word) and portal (architecture), portal. The concept originally referred to the gap or hole in the wall or fence, rather than a Barricade, barrier which closed it. Gates may prevent or control the entry or exit of individuals, or they may be merely decorative. The moving part or parts of a gateway may be considered "Door, doors", as they are fixed at one side whilst opening and closing like one. A gate may have a latch (hardware), latch that can be raised and lowered to both open a gate or prevent it from swinging. Gate operation can be either Electric gate, automated or manual. Locks are also used on gates to increase security. Larger gates can be used for a whole building, such as a castle or fortified town. Doors can also be considered ...
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Cable Barrier
A cable barrier, sometimes referred to as guard cable or wire rope safety barrier (WRSB), is a type of roadside or median safety traffic barrier/guard rail. It consists of steel wire ropes mounted on weak posts. As is the case with any roadside barrier, its primary purpose is to prevent a vehicle from leaving the traveled way and striking a fixed object or terrain feature that is less forgiving than itself.American Association of State Highway and Transportation Officials. Roadside Design Guide. Third Edition, 2006. Task Force on Roadside Safety, 2006. Also similar to most roadside barriers, cable barriers function by capturing and/or redirecting the errant vehicle. Because these barriers are relatively inexpensive, as opposed to concrete step barriers to install and maintain, and are very effective at capturing vehicles, their use is becoming increasingly prevalent worldwide. By far, the most popular use of the cable barrier system occurs in the medians of divided highways. ...
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Fence
A fence is a structure that encloses an area, typically outdoors, and is usually constructed from posts that are connected by boards, wire, rails or net (textile), netting. A fence differs from a wall in not having a solid foundation along its whole length. Alternatives to fencing include a ditch (fortification), ditch (sometimes filled with water, forming a moat). Types By function * Agricultural fencing, to keep livestock in and/or predators out * Blast fence, a safety device that redirects the high energy exhaust from a jet engine * Sound barrier or acoustic fencing, to reduce noise pollution * Crowd control barrier * Privacy fencing, to provide privacy and security * Temporary fencing, to provide safety, security, and to direct movement; wherever temporary access control is required, especially on building and construction sites * Perimeter fencing, to prevent trespassing or theft and/or to keep children and pets from wandering away. * Decorative fencing, to enhan ...
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Jersey Barrier
A Jersey barrier, Jersey wall, or Jersey bump is a modular concrete or plastic barrier employed to separate lanes of traffic. It is designed to minimize vehicle damage in cases of incidental contact while still preventing vehicle crossovers resulting in a likely Head-on collision#Road transport, head-on collision. Jersey barriers are also used to reroute traffic and protect pedestrians and workers during highway construction. They are named after the U.S. state of New Jersey which first started using the barriers as separators between lanes of a highway in the 1950s. The barriers are also known as a K-rail, a term stipulated in the California Department of Transportation specification for temporary concrete traffic barriers which first started using concrete median barriers in the mid-1940s. Over time, different variants were created. Taller variants, such as the Ontario Tall Wall, proved more effective at stopping vehicles and had the added advantage of blocking most oncomin ...
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