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Dead slow ahead; Standby; Stop; Finished with main engines; Dead slow astern; Slow astern; Half astern; Full astern; Emergency astern (1940–present) Any orders could also be accompanied by an RPM order, giving the precise engine speed desired. Many modern ships have the following dial indications: Full ahead navigation (on notice to increase ...
Slow ahead/astern, the number of revolutions is standardized for the individual ship and is unstated; Half ahead/astern, accompanied by an order for a power setting (e.g., "half ahead both engines, revolutions 1,500") Full speed ahead/astern. This is reserved for emergencies and as such the word "speed" is included to distinguish it from the ...
Fore or forward: at or toward the front of a ship or further ahead of a location (opposite of "aft") [1] Preposition form is "before", e.g. "the mainmast is before the mizzenmast". Inboard: attached inside the ship. [14] Keel: the bottom structure of a ship's hull. [15] Leeward: side or direction away from the wind (opposite of "windward"). [16]
The end of train device (ETD), sometimes referred to as an EOT, flashing rear-end device (FRED) or sense and braking unit (SBU) is an electronic device mounted on the end of freight trains in replacement of a caboose.
February 2 – United Kingdom – A passenger train met a rear-end collision with a freight train at Polmont, Stirlingshire due to a signalman's error, injuring five people. [ 32 ] February 22 – Colombia – A passenger train from Buenaventura to Cali collided head-on on a single track, near its destination, with a freight train; 40 people ...
A railway zig zag or switchback is a railway operation in which a train is required to switch its direction of travel in order to continue its journey. While this may be required purely from an operations standpoint, it is also ideal for climbing steep gradients with minimal need for tunnels and heavy earthworks. [ 1 ]
Rail transport terms are a form of technical terminology applied to railways. Although many terms are uniform across different nations and companies, they are by no means universal, with differences often originating from parallel development of rail transport systems in different parts of the world, and in the national origins of the engineers and managers who built the inaugural rail ...
The 9-car train runs away and 52 people are killed, 2 missing, and 28 injured. [45] June 22 – USSR – At Karymskoye, now in Russia, a train is allowed to set out while the track ahead is occupied. The rear-end collision kills 51 people and injures 52; the stationmaster is sentenced to death and eight other people to prison. [45]