query: when the traffic light is red it means

pos: Traffic light signals must be treated as all-way stop intersections. In Italy as well as some jurisdictions in the US, traffic lights inactive at nighttime emit a yellow-coloured flashing signal in directions owing priority while the intersecting street emit a flashing red light, requiring drivers to stop before proceeding. In Germany the priority directions will not be illuminated while the intersecting streets will be shown a flashing yellow signal. In an era when intersections were often controlled by a single traffic signal head, many signals were installed on pedestals in the centers of intersections. Often referred to as "dummy lights," these installations

pos: Road traffic control device to alert drivers that they are leaving their traffic lane. Traffic lights are traffic control signals used to alternately assign right-of-way to traffic moving in conflicting directions at an intersection. Traffic lights feature three different lights that conveys different meanings. The red light means that the vehicle facing the traffic light must come to a complete stop. A green light means that the vehicle facing the traffic light may proceed when it is safe to do so. A yellow light indicates that a red light will follow, and vehicle drivers must stop if it is safe to do so. Road

pos: Traffic-light signalling and operation to a double red light. Tianjin in the People's Republic of China has two very special systems of traffic lights, in use since : One system is where there is a horizontal bar in a specific colour, with the colour changing and the bar shrinking. The shrinking bar indicates the time remaining in that colour. The colour itself is either red (stop), yellow or green (go). A blinking green one-third-full bar means "reduce speed now", and a blinking yellow full-bar indicates "proceed with caution". When lights of this system turn from green to red, the diminishing green bar will flash

pos: Stop light party the color green means that one is single and looking for a relationship. Red means that one is in a relationship, or not looking for one. Yellow may mean "unsure" or "maybe," or could mean that one is in a relationship but still open to advances. The purpose of a stop light party is to decrease the apprehension associated with approaching potential mates at parties. It also serves the purpose of providing an easy indicator of one's unavailability, to fend off unwelcome advances. The color codes derive from the traffic light signal colors indicating red for stop, yellow for caution/slow

pos: Red light camera Red light camera A red light camera (short for red light running camera) is a type of traffic enforcement camera that captures an image of a vehicle which has entered an intersection in spite of the traffic signal indicating red (during the red phase). By automatically photographing vehicles that run red lights, the photo is evidence that assists authorities in their enforcement of traffic laws. Generally the camera is triggered when a vehicle enters the intersection (passes the stop-bar) after the traffic signal has turned red. Typically, a law enforcement official will review the photographic evidence and determine whether a

pos: Traffic light full red light (whether cars have to stop depends on the country) in Central Europe. Another distinction is between intersections that have dedicated signals for turning across the flow of opposing traffic and those that do not. Such signals are called dedicated left-turn lights in the United States and Canada (since opposing traffic is on the left). With dedicated left turn signals, a left-pointing arrow turns green when traffic may turn left without opposing traffic and pedestrian conflict, and turns red or disappears otherwise. Such a signal is referred to as a "protected" signal if it has its own red

pos: Yellow trap Yellow trap In right-hand traffic, the yellow trap is a potentially dangerous scenario in traffic flow through a traffic light relating to permissive left turns. It occurs when a circular yellow light is displayed to a movement with permissive left turns, while at the same time, opposing through traffic still has a circular green light. Some drivers facing the circular yellow (then red) lights will assume the opposite direction faces the same color display, and that oncoming traffic will stop. This leads to disaster as drivers attempt to complete a left turn when it is not safe to do so.

pos: Traffic-light signalling and operation prohibited by United States regulations. In New Zealand, paired red/red traffic lights are often installed outside Fire and Ambulance Stations on major roads, which when activated by the station, flash alternatively (so that at any time one red light is always showing), the purpose being to cause to traffic to stop for a set amount of time to allow emergency vehicles to exit their station safely. In some parts of Canada, a flashing green (known as Advanced Green) light signals permission for a left turn before the opposing traffic is allowed to enter the intersection, "i.e.", oncoming traffic is facing

pos: Turn on red road into a one-way road is permitted in British Columbia after yielding to pedestrians and cross traffic. Turn on red A turn on red is a principle of law permitting vehicles at a traffic light showing a red signal to turn into the direction of traffic nearer to them (almost always after a complete stop) when the way is clear, without having to wait for a green signal. It is intended to allow traffic to resume moving, with minimal risk provided that proper caution is observed. It is commonly known as a right turn on red (or simply right on

pos: Turn on red Turn on red A turn on red is a principle of law permitting vehicles at a traffic light showing a red signal to turn into the direction of traffic nearer to them (almost always after a complete stop) when the way is clear, without having to wait for a green signal. It is intended to allow traffic to resume moving, with minimal risk provided that proper caution is observed. It is commonly known as a right turn on red (or simply right on red) in countries that drive on the right side of the road, or a left turn on

pos: Traffic-light signalling and operation on the left, when a road is given a green light from an all direction stop, a red arrow can continue to display to turning traffic, holding traffic back while the pedestrian crossing on the side road is given a green signal (for left turns) or while oncoming traffic goes straight ahead and there is no permissive right turn allowed (for right turns). As soon as the pedestrian signal changes to flashing red, the red arrow extinguishes. Traffic turning may now proceed provided they give way to oncoming traffic (for right turns) or pedestrians (for left turns). This method is

pos: Red light camera It took months before the machines were eventually dismantled by the Guardia di Finanza. A red light camera is not the only countermeasure against red-light running. Others include increasing the visibility distance and conspicuity of the traffic light so it is more likely to attract the driver's attention in time for him or her to stop, re-timing lights so drivers will encounter fewer red ones, increasing the duration of the yellow light between the green and the red, adding a "clearance" phase to the intersection's traffic signals, during which all directions have a red light. It has been posited that

pos: Traffic light to deliberately disregard the instructions of traffic lights (or other traffic control devices). Exceptionally, it is not an offence for pedestrians to cross against a red light in the United Kingdom, where pedestrian lights officially give advice, rather than an instruction, although UK pedestrians do commit an offence if they cross a road against the signals of a police officer controlling traffic. Perhaps the most obvious common traffic-light related offence is failing to stop for a red light (in some jurisdictions, running a yellow light may also incur a penalty). Enforcement of traffic lights varies from jurisdiction to jurisdiction; some

pos: Arousal you”. A real life example of cognition is used whenever decision making is involved for example, a real life scenario of a cognitive decision would be when a traffic light is changing from green to yellow. One would either make a cognitive decision to run through the yellow light in hopes you could clear the intersection before the light turned red. However, one could make a different cognitive decision to stop when they see the yellow light to not run the light before it turned red. A real life example of the effects of physiological arousal on cognition is when

pos: Traffic light lane continuous traffic," or other, similar, wording. If the arrow is extinguished for any reason, whether by malfunction or design, traffic through the continuous lane will revert to the normal traffic pattern for adjacent lanes, except that turning or moving into or out of the restricted lane is still prohibited. A speed sign is a special traffic light, variable traffic sign or variable-message sign giving drivers a recommended speed to approach the next traffic light in its green phase and avoid a stop due reaching the intersection when lights are red. Traffic light failure in most jurisdictions in both drive-on-the-left

pos: Traffic light yellow would indicate to slow or while following a pace car; red would indicate to stop, probably for emergency reasons. Scuderia Ferrari, a Formula One racing team, formerly used a traffic light system during their pit stops to signal to their drivers to when to leave the pits. The red light was on when the tires were being changed and fuel was being added, yellow was on when the tires were changed, and green was on when all work was completed. The system is (usually) completely automatic. However, the system was withdrawn after the 2008 Singapore Grand Prix, due to

pos: Traffic-light signalling and operation traffic, however when facing a flashing red arrow drivers must come to a complete stop before making a left turn. (However, the MUTCD requires that a traffic study be performed before installing a flashing red arrow signal.) With the flashing yellow arrow or flashing red arrow, opposing straight-ahead traffic has a circular green at the same time. With the steady green arrow, opposing traffic must have a circular red. The flashing yellow arrow has an important safety advantage because it can be shown while the through signals on the same approach are red. The circular green cannot do this because

pos: Turn on red left, the only left turn allowed requires a green left arrow along with the red light. In Singapore, which drives on the left, left turn on red is allowed only when the "Left Turn On Red" sign is displayed at the traffic junction. The driver will have to stop at the red light first and give way to pedestrians and oncoming vehicles from their right before turning. In Taiwan, right turn on red is always prohibited, except when there is a green arrow along with the red light. In Thailand, which drives on the left, left turn on red is

pos: German railway signalling Historically, shunting movements were allowed to ignore main signals. They had to stop only at main signals with two red lights, because a double red light means Hp 0 (stop for train movements) and additionally Sh 0 (stop for shunting movements). When they were allowed to pass this signal, it showed a red and two white lights, still forbidding train movements (Hp 0 + Sh 1). After a change, a red signal always means stop for all movements. Therefore, only one red light is needed (a double red has the same meaning), so single red lights will be used for

pos: Office of Film and Literature Classification (New Zealand) The colors are intended to convey the messages conveyed by a traffic light: a green label means that nothing in the film, video or DVD should inhibit anyone viewing it; a yellow label means proceed with caution because the film, video or DVD may have content younger viewers should not see; and a red label means stop and ensure that no one outside of the restriction views the film, video, DVD or computer game. It is an offence to supply age-restricted material to anyone under the age shown on the label. The New Zealand classification system currently uses the following

pos: Computational theory of mind thing. An example would be seeing dark clouds and thinking “clouds mean rain”, where there is a correlation between the thought of the clouds and rain, as the clouds causing rain. This is sometimes known as Natural Meaning. Conversely, there is another side to the causality of thoughts and that is the non-natural representation of thoughts. An example would be seeing a red traffic light and thinking “red means stop”, there is nothing about the color red that indicates it represents stopping, and thus is just a convention that has been invented, similar to languages and their abilities to form

pos: Traffic flow any delay. The vehicles' arrival at location "X", taking into account the delay from the traffic signal, is now represented by the curve "N′" in figure 9. However, the concept of the "virtual arrival curve" is flawed. This curve does not correctly show the queue length resulting from the interruption in traffic (i.e. red signal). It assumes that all vehicles are still reaching the stop bar before being delayed by the red light. In other words, the "virtual arrival curve" portrays the stacking of vehicles vertically at the stop bar. When the traffic signal turns green, these vehicles are served

pos: Traffic light system for products and processes. It may be extended by analogy to provide a greater range of intermediate colours, with red and green at the extremes. In Unicode, the symbol for « horizontal traffic light » is U+1F6A5 (🚥). Also, « vertical traffic light » is U+1F6A6 (🚦). Traffic light Traffic lights, also known as traffic signals, traffic lamps, traffic semaphore, signal lights, stop lights, robots (in South Africa and most of Africa), and traffic control signals (in technical parlance), are signalling devices positioned at road intersections, pedestrian crossings, and other locations to control flows of traffic. The world's first

pos: Traffic light complicated road traffic intersections. The simplest traffic light comprises either a single or a pair of coloured aspects that warns any user of the shared right of way of a possible conflict or danger. These have two lights, usually mounted vertically. They are often seen at railway crossings, fire stations, and intersections of streets. They flash yellow or white when cross traffic is not expected, and turn red to stop traffic when cross traffic occurs (e.g., the fire engines are about to exit the station). They are also sometimes used for ramp metering, where motorists enter a controlled-access highway during

pos: 1995 Russell Hill subway accident of the three basic colours. Red means stop and stay (until presented with a less restrictive signal aspect), yellow means that the next signal is red and the driver should prepare to stop, and green means that the next signal is not red and it is safe to proceed at normal speed. "Interlocking" or "home" signals have a double head and show two coloured lights. The top light has the same meaning as that of an automatic signal. The second light is red if the top light is red; otherwise it shows yellow if the switches are set for a

pos: Driving in Singapore allowing left turning motorists to turn left, provided they stop before the stop line and give way to pedestrians and incoming traffic. Right Turn It is illegal to turn right during a red light in Singapore. Right turns are permissible only when one's lane has the green light signal and the opposing traffic lane, travelling in the opposite direction, is clear and favourable to execute a right turn. However, green turning signals (the outline of a right-pointing arrow) are installed onto some traffic lights. These rules in Singapore are similar to many countries that employ left-hand traffic, and unlike countries

pos: Australian railway signalling in that they do not replicate the indication of the stop signals to which they apply. Instead, they are wired like separate block signals or Distant signals. For instance, the repeater will be at green over red when the signal to which it applies is at Stop. The red over red indication will only be exhibited when the line between the repeater and the stop signal is occupied, and is treated as a Permissive Stop. With the replacement of older signals in areas with less traffic, Single Light Colour Light signals were introduced in the 1950s by Mr D.J. Vernon,

pos: Traffic-light signalling and operation off, to give this same warning. Note that the 2009 Manual of Uniform Traffic Control Devices prohibits any display that gives warning of an upcoming signal change, unless that display is placed well upstream of the signal (See "Warnings of traffic light ahead" below), so traffic at the stop line can not see it. At some intersections in Quebec, Canada, the yellow and red lights will appear together to indicate that the light is about to change to red. This mitigates the fact that at most Quebec intersections, there is no delay between the time that the lights in one

pos: Traffic light United States, there is a recommended federal safety minimum of three seconds for yellow lights. The time from when a red light is displayed and when a cross street is given a green light is usually based on the physical size of the intersection. This intervening period is called the "all-red time". A typical all-red time is two seconds to allow cars to clear the intersection. In a wider intersection, such as a four-lane road or highway intersection, the all-red time may be as much as five seconds, allowing drivers who could not or would not stop at the yellow

pos: Situational strength or cautious, will stop in front of a red traffic light. Therefore, one could not reasonably predict how a person would behave with personality in this situation. In contrast, an example of a weak situation is a yellow traffic light because the most appropriate course of action is not especially well defined and norms are inconsistent. Thus, individuals who are more daring are likely to speed through the intersection on a yellow light, whereas cautious individuals are likely to stop. Although it is difficult to formally express when situations restricting individual differences in personality began in psychology, work conducted by

pos: Turn on red In Iceland, right turn on red is allowed only when the "Hægri Kveiktu á Rauðum" sign is displayed at the traffic junction. The driver will have to stop at the red light first and give way to pedestrians and oncoming vehicles from their left before turning. As in the United Kingdom, left turn on red is always prohibited in Hong Kong. At some junctions, however, there may be separate sets of signals for left turns, or specific lanes for turning left separating from the through traffic by traffic islands and give way signs are installed. One such example is at

pos: Traffic-light signalling and operation may be used when there is a malfunction with the signals, or late at night when there is little traffic. A single four-way flashing light showing only one color in each direction may be used at intersections where full three-color operation is not needed, but stop or yield signs alone have not had acceptable safety performance. Yellow lights are displayed to the main road, to highlight the intersection and inform drivers of the need for caution. Red lights supplement stop signs on the side road approaches. All-way red flashing lights can supplement all-way stop control, but all-way yellow beacons are

pos: Emergency vehicle lighting light, bringing the vehicle to a full stop is compulsory, while for a blue light yielding, slowing down and moving out of the way is compulsory, and an amber light means other traffic vehicles must proceed with caution due to an oversized or slow vehicle. The cars that are allowed to use red lights are the Romanian Police and the Roman General Inspectorate for Emergency Situations. Cars that are allowed to use a blue rotating light are the Romanian Police (including Local Police), Romanian Gendarmerie, Romanian Border Police, emergency medical services (including SMURD), Civil Protection, Ministry of National Defense, Special

pos: School bus traffic stop laws overtaking the stopped bus from either direction (front or back) must stop and wait until the bus moves again or the red light is off. Police officers, school crossing guards, and even school bus drivers themselves may have the power to wave traffic on, even when a red light is flashing. On divided highways, most American and Canadian jurisdictions do not require vehicular drivers to stop when on the opposite side of the road from a stopped school bus. Those that "do" require vehicles to stop are: American and Canadian jurisdictions have sought to deter illegal passing stopped school buses

pos: Traffic-light signalling and operation arrow's direction, common for trams to indicate that they may proceed and the points are set for proceeding that direction. Transit signals may be accompanied by red and yellow B/T signals indicating to buses and trams stop and caution respectively. Singapore uses a similar "B" light for buses, but it is green. In many parts of Western Europe transit signals (for trams, and in some cases buses as well) employ traffic signals that are phased similarly to main traffic signals but replace the green light with a vertical white bar, the red light with a horizontal white bar and the

pos: Yellow (manga) on Taki, and Taki's subsequent reluctance. The title "Yellow" means to represent their relationship and their job because of the colors of a traffic light: green means go, red means stop, and yellow is a warning of risk. The manga itself is a blend of adventure, romance, and high tension. Goh: Drug snatcher extraordinaire, has a bad habit of falling for his partners. Taki: Goh's latest partner. He has a past that may catch up to him. The couple has been described as a "will they, won't they" couple. The art has been criticised as a little raw, but the

neg: Traffic light light has turned red and opposing traffic has stopped. This means that at busy junctions without a protected green arrow for turning traffic, one turns after the light turns red. This maneuver is commonly referred to as "occupying the intersection" or "being legally allowed to complete one's turn". In some jurisdictions, including most American states, a vehicle already in the intersection when the light turns red legally has the right of way, and vehicles who have green must yield to the vehicle in the intersection. In Sackville, New Brunswick, it is customary for through traffic to voluntarily yield to the

neg: Traffic-light signalling and operation ball was displayed. In Australia and New Zealand, an absent left or right turn arrow means traffic turning in the direction of the arrow may turn when the main light is green, provided they give way to pedestrians and other traffic. In the state of Victoria, some intersections of this type employ a turn arrow without the red arrow. This would turn green with the main signal, before turning yellow, then off, giving priority to oncoming traffic. The nationwide standard seems to now include a red arrow that turns off. This arrow turns red simultaneously with the main light. After

neg: Traffic-light signalling and operation and Ontario as part of traffic signal preemption for emergency vehicles. This does not conform to the Manual on Uniform Traffic Control Devices. In Ireland and the UK, a right arrow may be displayed alongside a green light to indicate that oncoming traffic has been stopped and that it is safe to turn right. In Japan, a green arrow with the circular green is never shown. Instead, green arrows must be shown with the circular red. This means a signal may display green arrows pointing in all possible directions with the circular red. Another unusual sequence is that the circular

neg: Traffic-light signalling and operation a RED light. Similarly, a flashing green may be an Extended Green, for left turns after the opposing traffic's full green phase. The flashing light may be a "full" green, or a green left arrow, both meaning the same thing. At least one traffic light in Montreal (on the Island of Montreal, 'Right-on-Red' is not allowed), has a flashing "right"-turn arrow, indicating that the pedestrian crossing has a red light, so it is safe to turn right and drive across it. At some intersections in Winnipeg, Manitoba, a flashing green right-turn arrow appears with a red light when traffic from

neg: Traffic light right-driving jurisdictions) after stopping at a red light, providing they give way to the pedestrians and other vehicles. In some places that generally disallow this, a sign next to the traffic light indicates that it is allowed at a particular intersection. Conversely, jurisdictions that generally allow this might forbid it at a particular intersection with a "no turn on red" sign, or put a green arrow to indicate specifically when a turn is allowed without having to yield to pedestrians (this is usually when traffic from the perpendicular street is making a turn onto one's street and thus no pedestrians

neg:
Warning sign These signs are used where traffic may be constricted to a narrow bridge, or where the bridge may have a movable span closed to vehicles while boats pass (e.g., drawbridge or floating bridge). They may also be used for underpass to indicate low overhead clearance.

 These warning signs indicate that traffic lights are ahead, and are often used when it is difficult to see that a traffic light may already be showing red, to warn a driver to prepare to slow down. They may be supplemented with flashing light or lighted sign when light is red or turning red.

neg: Traffic light first oncoming left-turning vehicle to allow it to perform a "Pittsburgh left". This is similar to a hook turn performed in Melbourne, Australia, which is legal at signed intersections. Enforcement of traffic lights is done in one of several ways: Jurisdictions differ somewhat on how to deal with "red light running" — attempts by motorists to race to an intersection while facing a yellow light, in an attempt to beat the red. In some locales, as long as the light is yellow when the motorist enters the intersection, no offence has been committed; in others, if the light turns red

neg: Traffic light light enough time to clear the intersection without causing a collision. Two exceptions are in New Westminster, British Columbia, Canada, and Winnipeg, Manitoba, Canada, where there is no all-red time. The change is instantaneous, due to the nature of the older relay operated signals. It is also the case in Montreal, Quebec, Canada. Some jurisdictions allow turns when a solid red light is shown. The symbolism of a traffic light (and the meanings of the three primary colours used in traffic lights) are frequently found in many other contexts. Since they are often used as single spots of colour without

neg: Jaywalking penalized with fines of ₹100 to ₹500 depending upon the jurisdictions. Drivers have to yield the right of way for pedestrians at unsignalized crossings and marked pedestrian crossings. In Iran jaywalking is illegal. One may cross only at recognized crossing points if there is one within 150 m. Regarding to Traffic laws, jaywalking and crossing when a pedestrian light is red or to start walking when it is flashing is prohibited from the 1970s. If in an intersection there is no pedestrian light, traffic lights would be considered, so it would be illegal when it is red or orange. As

neg: Traffic light heavy traffic. Usually, only one vehicle on the ramp proceeds when the signal shows green. Two or three per green are allowed in some cases. The standard traffic signal is the red light above the green, with yellow between. When the traffic signal with three aspects is arranged horizontally or sideways, the arrangement depends on the rule of the road. In right-lane countries, the sequence (from left to right) is red–yellow–green. In left-lane countries, the sequence is green–yellow–red. Other signals are sometimes added for more control, such as for public transportation and right or left turns allowed only when the

neg: Traffic light red light runners is with "Confirmation Lights". These lights, usually blue or white, can be seen from anywhere in an intersection, making it so that officers do not have to have a line-of-sight with a red light to catch someone illegally entering an intersection. They are only on when the red light they are associated with is on. Some intersections will also have multiple confirmation lights for a single direction of travel if there are different signals for different directions. These lights are separate from the main ones, often protrude above or below the main traffic light, and are much

neg: Traffic-light signalling and operation who are used to seeing specific colours of the traffic lights at the various ends of a normal traffic light itself (e.g. green rightmost, red leftmost, etc.) as well is being problematic for the color blind (although by Chinese traffic laws, people who are color blind are not permitted to drive). It does, however, conserve space. The other disadvantage of it is it does not have indication of when a turn can be made without yielding and when the turn can made only after yielding to the oncoming traffic. Although by Chinese traffic laws, turning is always supposed to be

neg: Traffic light United States have "dead red" laws explicitly providing motorcyclists and sometimes bicyclists an affirmative defense to proceed through a red light with caution after stopping when the device which causes the light to change from red to green does not activate. Traffic signals have strengths and weaknesses that must be considered when deciding whether to install them. Signaled intersections can reduce delay for side road traffic and reduce the occurrence of collisions by turning traffic and cross traffic. But they may also cause delay for traffic on the main road, and often increase rear-end collisions by up to 50%. Since

neg: Traffic-light signalling and operation where the traffic light is obscured from a distance (or both conditions), or before the first traffic signal after a long stretch of road with no signals. This is installed so that drivers can view it from a distance. This light begins blinking with enough time for the driver to see it and slow down before the intersection light turns yellow, then red. The flashing yellow light can go out immediately when the light turns green, or it may continue for several seconds after the intersection light has turned green, as it usually takes a line of cars some time

neg: Traffic signal preemption a crowded downtown area, or to allow an ambulance faster access when transporting a critical patient to a hospital in an area with dense traffic. Traffic signal preemption systems sometimes include a method for communicating to the operator of the vehicle that requested the preemption (as well as other drivers) that a traffic signal is under control of a preemption device, by means of a notifier. This device is almost always an additional light located near the traffic signals. It may be a single light bulb visible to all, which flashes or stays on, or there may be a light

neg: Turn on red signs consist of a yield sign with a yellow bike and arrow inside. Such signs are placed under traffic lights. In the United Kingdom, which drives on the left, left turn on red is prohibited, but at some junctions there is a separate left arrow-shaped green "filter" light which, when lit, allows left-hand turns but conflicting traffic will always have a red signal. Other non conflicting traffic movements may have their own left or right arrow-shaped green light. Sometimes there are specific lanes without signals for turning left, separated from the through traffic signalled traffic by traffic islands, but give

neg: Traffic-light signalling and operation they will begin to flash alternately. In some parts of the United States, a few traffic lights have slowly flashing white strobe lights superimposed on the center of the red light, which are activated when the red light itself is illuminated. These are common on highways with few traffic signals, in high-traffic, and/or high-speed areas (where drivers running red lights are a major problem), in a place where a regular traveler wouldn't expect a signal (such as a newly erected signal or one put up for construction) in other situations where extra work may be needed to draw attention to

neg: Metro Red Line (Minnesota) terminus of the Blue Line light-rail service, to 215th Street in Lakeville. After a few construction schedule setbacks, the line officially began operation on June 22, 2013. While the Red Line is a part of the METRO system, it is operated by the MVTA. The corridor has seen rapidly increasing traffic volumes over the past 20 years due to explosive growth in Dakota County. Traffic congestion is a commonplace along much of the corridor as far south as County Road 42. The Metropolitan Council, county and local officials promoted the transitway as a means to improve mobility in the corridor.

neg: Traffic-light signalling and operation 3-lamp signals than could a green arrow, since it didn't require physically installing a fourth lamp for the arrow. In Regina, Saskatchewan left-turn signals are designated by a two-bulb light configuration with one (or two) red balls and one LED arrow. When a left-turn cycle begins the red ball will change to a flashing green arrow to permitted all traffic turning left. When the left-turn cycle ends the flashing green arrow will turn to a solid amber arrow for 5 to 3 seconds then change back to a red ball. Protected flashing green is now used in parts of California

neg: Traffic-light signalling and operation to accelerate to cruising speed from a red light. These are relatively common in areas such as the United States, Canada, Western Australia, New South Wales, New Zealand and Liberia. Japan uses a variant signal with two lamps, a green one and a flashing yellow one, for the same purpose. A common way of warning that an obscured traffic light ahead is red is a red-signal-ahead sign. It is shaped like a standard yellow diamond shape sign with LEDs spelling out "Signal Ahead". Just before the traffic light goes yellow, the word "Red" will light up above Signal Ahead and

neg: Traffic light change the name from 青(blue) to 緑(green). In Britain, and most of Europe, normal traffic lights follow this sequence: The three-aspect standard is also used at locks on the Upper Mississippi River. Red means that another vessel is passing through. Yellow means that the lock chamber is being emptied or filled to match the level of the approaching vessel. After the gate opens, green means that the vessel may enter. Railroad signals, for stopping trains in their own right of way, use the opposite positioning of the colours; the two types cannot be confused. That is, green on top and

neg: Traffic flow exists during the green phases. On the contrary, the releasing capacity during the red phases should be zero. Thus, the departure N-curve regardless of arrival will look like as Figure 17 below: counts increase with the slope of "μ" during green, and remain the same during red.. Saturated case of a traffic light occurs when the releasing capacity is fully used. This case usually exists when the arriving demand is relatively large. The N-curve representation of the saturated case is shown in the Figure 18. Unsaturated case of a traffic light occurs when releasing capacity is not fully used. This

neg: Traffic-light signalling and operation for better progression (coordination) between signals. This saves gasoline by stopping fewer vehicles. The flashing yellow arrow is also meant to prevent yellow trap, which occurs when the circular signal turns yellow, and then red, while oncoming traffic still has a circular green. This traps left turning cars in the intersection while oncoming traffic continues to flow. It can also fool drivers into mistakenly assuming that oncoming traffic also has a yellow light, so they turn across live traffic, causing an accident. When the opposing direction has both a circular green and a protected left turn green arrow, the flashing

neg: Unconscious cognition traffic light as a sign to keep proceeding while we associate a red traffic light as a sign to come to a halt. If in an experimental setting a person attuned to these associations was asked to come to a halt when shown a green light and keep moving when shown a red light, the individual would have to make a conscious effort to follow these new set of rules.The associations of the unconscious mind lead to the creation of implicit attitudes. An implicit attitude manifests itself as an action or judgment that is under the control of automatically activated

neg: Traffic-light signalling and operation the left turn signal allows for redundancy in case one of the red lights burns out, while saving money by requiring only one signal for left turns per direction that needs one. It also prevents the yellow trap that would occur at night if a single red signal burned out, and left-turning vehicles obeyed the circular signals instead. One type of installation in Texas uses a double red light instead of a single red light to make the red light more pronounced and visible from a distance. In this installation, it is the first traffic light on a rural highway

neg: Traffic light rating system Traffic light rating system A traffic light rating system is a system for indicating the status of a variable using the red, amber or green of traffic lights. Food may be labelled with a traffic light label showing how much fat, saturated fats, sugar and salt are in that food by using the traffic light signals for high ("red"), medium ("amber") and low ("green") percentages for each of these ingredients. Foods with 'green' indicators are healthier and to be preferred over those with 'red' ones. The label is on the front of the package and easier to spot and interpret

neg: Traffic light rating system to as BRAG. Some organisations, such as the U.S. Navy, use traffic light terminology for sexual harassment education. Green light behaviour is normal discussions or actions, such as discussing work or assisting someone on stairs. Amber light behaviour is potentially offensive behavior, such as sexist jokes or patting someone on the behind. Red light behaviour is obvious sexual harassment such as sexual requests. Traffic light rating system A traffic light rating system is a system for indicating the status of a variable using the red, amber or green of traffic lights. Food may be labelled with a traffic light label

neg: Traffic-light signalling and operation is a long enough break in oncoming traffic. The flashing red usually occurs when the oncoming traffic has a green signal. This function is not enabled at intersections where it may not be safe to do so (restricted view of oncoming traffic, heavy pedestrian crossings, or double-lane left turns are good examples). Michigan usually indicates signals that are dedicated to turning traffic with a sign displaying "LEFT" or "RIGHT". This sign is normally illuminated at night. More recent installations in Michigan, however, have used flashing yellow arrow signal heads, which typically have not included left-turn signal signage. All flashing red

neg: Traffic light while most newer suburban areas have them. Such lights tend to decrease the overall efficiency of the intersection as it becomes congested, although it makes intersections safer by reducing the risk of head-on collisions and may even speed up through traffic, but if a significant amount of traffic is turning, a dedicated turn signal helps eliminate congestion. Some intersections with permissive turn signals occasionally have what is known as "yellow trap", "lag-trap", or "left turn trap" (in right-driving countries). This refers to situations when left-turning drivers are trapped in the intersection with a red light, while opposing traffic still has

neg: Jaywalking when a pedestrian light is red or flashing red. If no such pedestrian light exists, the traffic lights are used, making it illegal to proceed on red or orange. Furthermore, it is illegal to cross any road within 20 m of an intersection with pedestrian lights or within 20 m of any pedestrian crossing (including a zebra crossing, school crossing, or any other pedestrian crossing). However, laws against jaywalking are rarely enforced, with the exception of the occasional police "blitz" on jaywalking for a week or so at a time, when the laws are enforced more stringently. Some roads with

neg: Götterspeise in the trade. A special type of "Götterspeise" is the triple-layered and three-coloured (red, yellow and green) "Ampelpudding" ("traffic light pudding"), which is made using three layers of separately cooled flavours. "Götterspeise" is usually coloured with artificial food colouring, azo compounds often being used. The name "Wackelpeter" has its origins in the 19th century, when the name "Peter" was often used as a nickname if one wanted to describe something humorously (see also "Hackepeter" and "Struwelpeter"). Moreover, the gelatine mass of the pudding wobbles ("wackelt") when shaken. "Wackelpeter" or "Wackelpudding" also means a pudding. Götterspeise Götterspeise (literally: "food of the

neg: Red light camera yellow time for an intersection that has a red light camera must be based on the speed at which 85% of the road's traffic moves rather than be based on the road's actual speed limit. Red light camera usage is widespread in a number of countries worldwide. Netherlands-based Gatso presented red light cameras to the market in 1965, and red light cameras were used for traffic enforcement in Israel as early as 1969. In the early 1970s, red light cameras were used for traffic enforcement in at least one jurisdiction in Europe. Australia began to use them on a wide

neg: Sydney Harbour Bridge traffic to the bridge lane numbers three and four southbound. The bridge has a series of overhead gantries which indicate the direction of flow for each traffic lane. A green arrow pointing down to a traffic lane means the lane is open. A flashing red "X" indicates the lane is closing, but is not yet in use for traffic travelling in the other direction. A static red "X" means the lane is in use for oncoming traffic. This arrangement was introduced in the 1990s, replacing a slow operation where lane markers were manually moved to mark the centre median. It

neg: Traffic-light signalling and operation for miles, and traffic approaches at highway speed (65 mph). The double red light makes the red phase of the light visible at a greater distance than the yellow and green on the same signal. This installation is also used on rural highways in California, always in a vertical configuration, and in either configuration in some cities of Mexico such as Guadalajara. The double-red light also makes an appearance in North Carolina in left-hand turn lanes. It serves the same purpose as the vertical Texan configuration, and mainly appears on boulevards with multiple lanes of traffic where a left turn

neg: Traffic light to the side road, or flashing red in all directions. Flashing operation can also be used during times of day when traffic is light, such as late at night. Before traffic lights, traffic police controlled the flow of traffic. A well-documented example is that on London Bridge in 1722. Three men were given the task of directing traffic coming in and out of either London or Southwark. Each officer would help direct traffic coming out of Southwark into London and he made sure all traffic stayed on the west end of the bridge. A second officer would direct traffic on

neg: TIRTL for connection to traffic cameras for enforcement purposes. TIRTL The Infra-Red Traffic Logger, more commonly known simply by the acronym TIRTL, is a multi-purpose traffic sensor that can be used as a traffic counter, speed sensor, red light camera sensor, heavy vehicle tracker, overheight vehicle sensor, rail crossing sensor and network management system. The initial development of the device started in 1997 in conjunction with the New South Wales Roads and Traffic Authority & started commercial domestic and international sales in 2002. It is currently in use in sixteen countries. It uses infrared light cones sent from a transmitter to

neg: Traffic enforcement camera Sensor Dynamics based ANPR solutions. A red light camera is a traffic camera that takes an image of a vehicle that goes through an intersection where the light is red. The system continuously monitors the traffic signal and the camera is triggered by any vehicle entering the intersection above a preset minimum speed and following a specified time after the signal has turned red. Red light cameras are also utilitzed in capturing texting-while-driving violators. In many municipalities an officer is monitoring the cameras in a live command center and records all violations, including texting at a red light. Speed enforcement

neg: Red light camera the regulatory minimum yellow duration has been decreased over the years, that this is a cause of the increase in red-light running, and that the latter countermeasures amount to a reversion to earlier, longer regulated yellow-light durations. Red light camera A red light camera (short for red light running camera) is a type of traffic enforcement camera that captures an image of a vehicle which has entered an intersection in spite of the traffic signal indicating red (during the red phase). By automatically photographing vehicles that run red lights, the photo is evidence that assists authorities in their enforcement of

neg: Automotive lighting light source. Some jurisdictions, such as the US states of Washington, Oregon and Idaho, permit vehicles to be equipped with auxiliary rear signal systems displaying green light when the accelerator is depressed, yellow light when the vehicle is coasting, and red light when the brake is depressed. Such systems have in the past been sold as aftermarket accessories, but are today seldom seen in traffic. The US National Highway Traffic Safety Administration, among other bodies, has commissioned studies of vehicle signal systems and configurations in an effort to determine the most promising avenues and best practices for enhanced crash avoidance

neg: Traffic light coalition Traffic light coalition Traffic light coalition (direct translation of ) is a term originating in German politics where it describes a coalition government of the Social Democratic Party of Germany (SPD), the Free Democratic Party (FDP), and the Greens. It arises from the fact that the parties' traditional colours, respectively red, yellow, and green, resemble the normal colour sequence of a traffic light ("Ampel"). It has subsequently been used to describe similar coalitions between social democrats, liberals, and greens in other countries. At a state level, there have been traffic light coalitions in Brandenburg between 1990 and 1994 and in

neg: Traffic-light signalling and operation and Prince Edward Island generally use horizontal traffic lights with red to the left and green to the right. These signals also use specific shapes for each color, which aids color-blind people in distinguishing signal aspects: In Quebec, most horizontal traffic lights have a red signal on both sides of the fixture (left and right). They are also now replacing the shaped traffic lights for color-blind people with regular round signals. Some signals have two red lights, one on each end. In some Texas urban areas including Houston and Dallas, the use of a double red light is different. It

neg: Situational strength individual is, they will act in a way dictated by the situation. When weak situations exist, there is less structure and more ambiguity with respect to what behaviors to perform. In sum, situations have the ability to restrict the expression of individual differences in terms of actual behaviors. An example of a strong situation is a red traffic light. Traffic rules dictate how people are supposed to act when they see a red light, and this influence often prevents people from engaging in behaviors that are consistent with their personality. For example, most people, no matter whether they are daring

neg: Level crossings in the United Kingdom are crossing with no barriers, but with lights and an audible alarm. Designed for low traffic lines, the first was installed at Yafforth, North Yorkshire in 1963. With a line speed of , the crossing must be checked by the driver that it is clear. On the railway, a white light flashes when the crossing is operating correctly, and a red light flashes when the crossing is open to road traffic. However, although popular at first, they are not particularly safe and are rare these days due to barriers being fitted at these crossings. These crossings were popularly installed when

neg: TIRTL TIRTL The Infra-Red Traffic Logger, more commonly known simply by the acronym TIRTL, is a multi-purpose traffic sensor that can be used as a traffic counter, speed sensor, red light camera sensor, heavy vehicle tracker, overheight vehicle sensor, rail crossing sensor and network management system. The initial development of the device started in 1997 in conjunction with the New South Wales Roads and Traffic Authority & started commercial domestic and international sales in 2002. It is currently in use in sixteen countries. It uses infrared light cones sent from a transmitter to a receiver situated on opposite sides of the

neg: Traffic light smaller than a standard light to help avoid confusion. In the Netherlands, many traffic signals that are red can be seen from the side via a small bulbous window, indicating to drivers (and police officers) whether the signal in the crossing direction is actually red or not, by simply leaking out some of the red light through the side of the traffic signal. This has gradually become less common as traditional incandescent signals are replaced by LED signals, while increasingly red light cameras are used to detect driving-through-red violations. The length of yellow lights can differ, for example in many

neg: Traffic Electronic Control System (Turkey) speeding related. Traffic Electronic Control System (Turkey) Traffic Electronic Control System, locally known as TEDES, an acronym for "Trafik Elektronik DEnetleme Sistemi", is a monitoring and imaging system for traffic law enforcement used on some streets and highways in Turkey to ensure road safety. TEDES equipment is an integrated speed camera, red light camera and automatic number plate recognition device. Mounted beside or over a road, it detects violations of traffic regulation such as speeding and red light running. Other capabilities of TEDES are monitoring of driving on emergency stopping lane and parking violations. The system is linked to an

neg: Traffic Electronic Control System (Turkey) Traffic Electronic Control System (Turkey) Traffic Electronic Control System, locally known as TEDES, an acronym for "Trafik Elektronik DEnetleme Sistemi", is a monitoring and imaging system for traffic law enforcement used on some streets and highways in Turkey to ensure road safety. TEDES equipment is an integrated speed camera, red light camera and automatic number plate recognition device. Mounted beside or over a road, it detects violations of traffic regulation such as speeding and red light running. Other capabilities of TEDES are monitoring of driving on emergency stopping lane and parking violations. The system is linked to an automated ticketing

neg: Pittsburgh Light Rail to relieve congestion on the Red Line for the additional traffic that the parking garage created. The Blue Line - South Hills Village route follows the South Hills Village leg of the Red Line and the common leg from Washington Junction to Willow Station, which is adjacent to Overbrook Junction, where it switches to the Blue Line - Library mainline. It follows the Blue Line - Library to South Hills Junction where it reunites with the Red Line before entering downtown. When light rail service began, PCC trolley service continued from Drake north through Castle Shannon along the Overbrook line

neg: Traffic-light signalling and operation the status of the light (such as in an area where many other red lights approximate the brightness, placement and color of a red traffic signal), or the strobe may also be a flash from a camera located within the traffic signal itself (there has been much dispute as to whether this is legal or not). These are also used in areas prone to fog, as the strobing white light may be visible from a distance while the standard red light is not. A newer variant uses a flashing white LED ring located on the outer edge of the red

neg: Chemical traffic light experiment from 13 to 3 which is easier to neutralize the pH to 7 by adding baking soda before disposal. Also, it is safer and the reactions also occur faster and are easier to perform. At first, all chemicals are added together and the color appears yellow. After shaking, the color turns green and then changes to red after it is left untouched. When further observed, the color turns back to yellow, which is why the solution is called the chemical traffic light. This reaction can be repeated many times, but it needs additional oxygen or indigo carmine. This experiment is

neg: Traffic light no "all red" phase: the light turns green for cross traffic the instant the other light turns red. Another variant in some locations is the pedestrian scramble, where all the traffic lights for vehicles become red, and pedestrians are allowed to walk freely, even diagonally, across the intersection. In the Canadian province of Quebec and the Maritime provinces, lights are often arranged horizontally, but each aspect is a different shape: red is a square (larger than the normal circle) and usually in pairs at either end of the fixture, yellow is a diamond, and green is a circle. In many

neg: Traffic light places are extremely strict, while other locales are known for traffic lights being routinely ignored by motorists, with no serious attempts by law enforcement to alter the situation. In some jurisdictions (such as Toronto, Washington, D.C., New York City, and California), there are ordinances or by-laws against "gridlocking". A motorist entering an intersection (even if on a green light) but unable to proceed and who gets stranded in the intersection (when traffic ahead fails to proceed), and who remains after the light turns red (thus blocking traffic from other directions) may be cited. The definition of the intersection area is

neg: Traffic light Italy, private companies have been contracted to operate traffic-related cameras and receive a portion of the resulting revenues. In some cases red light cameras have been abused by local governments, where vehicle operators have been fined as a result of traffic systems that have been improperly modified. Despite the fact that cameras can reduce the number of crashes, it has been proven that at these intersections drivers tended to react quicker to a yellow light change when stopping. The consequence of this change could be the slight decline in the intersection capacity. Another way police officers have begun to combat

neg: Traffic light both directions is becoming red, or just their direction. The driver will now have to check the traffic light behind them, which is often impossible from the viewing angle of a driver's seat. This can also happen when emergency vehicles or railroads preempt normal signal operation. In the United States, signs reading "Oncoming traffic has extended green" or "Oncoming traffic may have extended green" must be posted at intersections where the "yellow trap" condition exists. Although motorcycles and scooters in most jurisdictions follow the same traffic signal rules for left turns as do cars and trucks, some places, such as

neg: Traffic light some newer signals, notably in the city of Bend, Oregon, the green and flashing yellow arrows emanate from the same light section through the use of a dual-colour LED array, while the solid yellow arrow is mounted above it. In Las Vegas, the arrow turns flashing yellow from a red light, before turning red again. Generally, a dedicated left-turn signal is illuminated at the beginning of the green phase of the green-yellow-red-green cycle. This is called a leading turn. This allows left-turn traffic, which often consists of just a few cars, to vacate the intersection quickly before giving priority to

neg: Pedestrian crossing upraised hand or "don't walk" signals begin to flash during the pedestrian clearance interval when the transition to "don't walk" is imminent. This normally occurs several seconds before the light turns yellow, usually going solid orange when the traffic light turns yellow or red; however, the display can be turned into a steady hand or "don't walk" sign while the vehicular light is yellow, or while the vehicular signal is still displaying a green light. In intersections with "leading pedestrian intervals," the upraised hand or "don't walk" sign will continue flashing as the vehicular lights turn red and the other

neg: Red light camera From the 1980s onward, red light camera usage expanded worldwide, and one of the early camera system developers, Poltech International, supplied Australia, Britain, South Africa, Taiwan, the Netherlands and Hong Kong. American Traffic Systems (subsequently American Traffic Solutions) (ATS) and Redflex Traffic Systems emerged as the primary suppliers of red light camera systems in the US, while Jenoptik became the leading provider of red light cameras worldwide. Initially, all red light camera systems used film, which was delivered to local law enforcement departments for review and approval. The first digital camera system was introduced in Canberra in December 2000, and

neg: Traffic-light signalling and operation signal cycle. Motorists are more likely to notice flashing signal. Drivers of vehicles about to cross pedestrian crossings should be more aware of incoming pedestrians. Current users of flashing green signal are Austria, Belgium, Estonia, Finland, Great Britain, Hungary, Netherlands, Norway, Mexico, Poland, Spain and Sweden. France, Portugal and Switzerland make limited use of flashing green. In Australia, New Zealand, some SADC countries (such as South Africa), Canada and most of the United States, a flashing red or orange pedestrian signal is used at between green and steady red; it means "complete crossing but do not start to cross". This

neg: Traffic light vehicles traveling straight. This increases the throughput of left-turn traffic while reducing the number of drivers, perhaps frustrated by long waits in heavy traffic for opposing traffic to clear, attempting to make an illegal left turn on red. A dedicated left-turn signal that appears at the end of the green phase is called a lagging turn. If there is no left-turn signal, the law requires one to yield to oncoming traffic and turn when the intersection is clear and it is safe to do so. In the U.S., many older inner-city and rural areas do not have dedicated left-turn lights,

neg: Traffic-light signalling and operation is "eaten up", the red light extinguishes, only to be replaced nearly immediately with a full chunk of green (again with the minute division). The process then repeats itself. Another system, which is also common in the other cities in China, is where there is a set of three lights as traffic lights. Every light is an arrow pointing in a different direction and every arrow has a colour of its own, to show whether traffic flow is permitted or prohibited in that direction. The major disadvantage of this system of traffic light is that it is unfamiliar to those

neg: Traffic-light signalling and operation On some large toll bridges, such as the San Francisco–Oakland Bay Bridge, red/green traffic lights, similar to ramp meters, are used to stagger traffic leading into the bridge. In the Bay Bridge's case, approximately 25 lanes of toll booth traffic are reduced to five lanes of bridge traffic in about 1/2 mile. To accomplish this, an overhead red/green traffic light is visible above each lane, several hundred feet beyond the toll plaza. Green is illuminated for 2 seconds, signalling the first driver in that lane to begin acceleration. Then the signal jumps to red for eight seconds. Using this method,

neg: Jamaica coalition (politics) a compromise on migration and energy policy. Another nickname for this coalition is "black traffic light" (German: "Schwarze Ampel" or the portmanteau word "Schwampel"). This term alludes to the classic traffic light coalition, an alliance between the SPD (red), FDP (yellow), and the Greens, together whose symbolic colors match the colors of most German traffic lights. In a black traffic light, the CDU's color black would replace the SPD's red. Classic traffic light coalitions have already governed at the state level in Brandenburg, Bremen and Rhineland-Palatinate. The first known appearance of the short form "Schwampel" was in the Tageszeitung newspaper

neg: Redflex Holdings an intersection during a red light, and travelling in a crosswalk when a pedestrian is present. Redflex also has technology used to help prevent right angle crashes by red light runners. Redflex operates primarily in Australia and the United States of America, and was listed on the Australian Securities Exchange in January 1997. Redflex Holdings consists of two distinct companies; Redflex Traffic Systems Pty. Ltd. covering Australia and global operations and Redflex Traffic Systems Inc. covering the US market. The company works with partners in other countries, such as ChinaTel Group in the People's Republic of China. Redflex is based

neg: Traffic light red light tickets for 2013, which is 126% increase in the number of failure-to-yield summonses and red-light running violations. The "Amber Gambler Twins" is one of many public interest films trying to change the public's behavior regarding running of yellow lights. In some countries, red light cameras are used. An automated camera is connected to the triggering mechanism for the corresponding traffic light, which is targeted to photograph a vehicle and driver crossing against the light. Either the driver or the vehicle's owner (depending on local laws) are fined for the violation. In some jurisdictions, including the United States and

neg: Traffic light rating system monitoring and control systems; attached to such systems is a 'traffic light' status indicator which is generally visible from many places within the factory. Green typically indicates normal levels of production; amber indicates that production has slowed (or attention is otherwise warranted); red indicates that production has stopped or the line is down. In the British Civil Service and other departments of the United Kingdom government, traffic light colours are used as a coding system for good or bad performance, usually known as a 'RAG rating'—Red, Amber, Green. For example, a red workload performance would mean inadequate, amber would mean