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128:) so that it can be heard by the track workers to be warned, even in the vicinity of loud working machines and with hearing protection in place. This is a burden for people living near railway tracks during work. Modern systems adapt to the ambient volume (mandatory from 2019) and only warn at full sound pressure in very loud environments. Even at reduced volume, this is still perceived as
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every 30 meters. There are wired and wireless systems that are automatically activated when a train approaches, for example by a wheel contact in the track bed. As long as the ATWS is generating warning signals, the construction site personnel must stay away from the track in question and allow the
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funded the project ALARP (A railway automatic track warning system based on distributed personal mobile terminals) in the years 2010–2013 by the total amount of €3,941,877.20. The aim of the project was to improve the safety of track workers through the development of an innovative ATWS using
269:"Beurteilung des Einsatzes der individuellen Warnung für bestimmte Arbeitsstellen im bzw. am Gleisbereich – insbesondere unter Berücksichtigung der Trageakzeptanz von individuellen Warngeräten"
65:. It warns the construction site workers of an approaching train. In Germany, it usually consists of a series of signal lights and acoustic warning devices, which are mounted on steel poles or
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train to pass. ATWS is considered safer than the non-automated solution, where one worker constantly watches for approaching trains and alerts his colleagues.
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There are collective ATWS and individual ATWS. The collective ATWS generates an acoustic signal for a group of workers. The individual ATWS is a
328:"Periodic Report Summary - ALARP (A railway automatic track warning system based on distributed personal mobile terminals) | FP7"
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Seminatore, Antonio Andrea; Ghelardoni, Luca; Ceccarelli, Andrea; Falai, Lorenzo; Schultheis, Michael; Malinowsky, Boris (2012).
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A long continuous tone (mixed sound of different high tones) means "Caution! Vehicles are approaching on the neighbouring track"
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At least five times two short tones at different pitches signalling "Clear working tracks as quickly as possible!"
223:"Schrille Warnsignale der Bahn nerven Anwohner in Göttingen gewaltig Rottewarnanlagen sollen Bauarbeiter sichern"
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Acoustic signals generated by collective ATWS in
Germany are defined in the railway signalling regulations:
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After the acoustic signal, the railway workers have 25 seconds to escape from the track.
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250:"Track worker safety: investigating the contributing factors and technology solutions"
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CORE 2012, Rail - the core of integrated transport, conference on railway engineering
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Two long tones in succession at different pitches signal "Clear the working track!"
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Electromechanical track contacts for automatic activation and deactivation
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39:"ATWS" redirects here. For reactor safety related acronym ATWS, see
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Tageblatt, Göttinger
Tageblatt / Eichsfelder (8 September 2018).
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Due to the nature of the system, ATWS is very loud (97 up to 126
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302:"Rottenwarnanlage sabotiert: Gleisarbeiter in Lebensgefahr"
61:) is a technical device used during track construction for
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144:Research on wearable devices for personal warning
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248:N, Noorudheen; M, McClanachan; Y, Toft (2012).
120:Noise pollution controversy for collective ATWS
20:Automatic track warning system on a tripod in
267:Juliane Manteuffel; Dr. Peter Bärenz (2012).
152:low-cost, rugged, wireless wearable devices.
32:Multiple ATWS near the main train station of
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308:(in German). Schwarzwälder Bote, Oberndorf
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138:sabotaged
134:Stuttgart
71:track bed
156:See also
22:Salzburg
337:3 March
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67:tripods
55:German
272:(PDF)
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
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