EXEMPT RAILROAD WARNING SIGN (W10-1AP) (a) Justification. The Exempt Railroad Warning Sign (W10-1AP) shall be authorized for use at those railroad grade crossings having "exempt" status as determined by the Public Utility Commission and an Exempt Railroad Crossing Sign (R15-3P) mounted beneath the Railroad Crossbuck Sign (R15-1). (b) Placement.Nov 10, 2022 · Pennant Road Signs. Pennant-shaped signs warn drivers that a no-passing zone is ahead. Diamond Road Signs. Diamonds are used for warning signs. Vertical Rectangle Road Signs. Vertical rectangle road signs are used to convey regulatory information, such as the speed limit. Pentagon Road Signs. Pentagons are used in school zones. Round Road Signs Apr 28, 2023 · Warning Signs. Warning signs are used to alert motorists of possible hazards that may be approaching or circumstances that may not be easily spotted. These are almost always yellow signs but can come in a variety of different shapes and sizes. Examples: Pedestrian crossing sign, animal crossing ahead, winding road ahead, and speed bumps ahead. A warning sign is a type of sign which indicates a potential hazard, obstacle, or condition requiring special attention. Some are traffic signs that indicate hazards on roads that may not be readily apparent to a driver. [1]Signs warn you that you are approaching railroad tracks. Look and listen for trains in both directions. Be ready to stop, if necessary. You should be prepared for a train to come at any time, day or night. Never stop on railroad tracks. Usually by the time a train conductor sees you, it is too late for the train to stop.Warning Railroad Crossing Interstate Highway Many of these warning signs use the same symbols as yellow warning signs, but you should take extra care when orange signs are posted. Traffic and road conditions around work zones often change quickly. In addition to posting orange warning signs, road work crews can use a number of– More than 50% have automatic warning systems • 34.7% have flashing lights and gates • 15.5% have flashing lights – More than 60% of collisions occur at crossings with automatic warning systems. • Almost 80,500 private at highway-grade crossings – Most do not have automatic warning devicesThis sign is a warning of a railroad crossing. Look, listen, slow down and be prepared to stop for trains or any vehicles using the rails. Railroad crossbuck. If there is more than one track, the sign below the crossbuck will indicate the number of tracks at the crossing. Slow down and be prepared to stop.respond to an approaching train and actively warn drivers and walkers. Passive signs you may see before you get to a crossing Yellow circular Advance Warning sign. This sign warns drivers that the road crosses the railroad tracks ahead. When drivers see this sign, it reminds them to slow down, look and listen for a train This part of the road's shoulder can only be used for emergencies. Mileposts are located __ on interstate highways starting at the state line. Every mile. Railroad warning signs warn _____. If we are approaching or next to a railroad. Broken yellow lines separate _____. Two-way roads where you can legally pass. The Federal Railroad Administration minimum warning time is 20 seconds. Many states issue orders specifying the designed warning time at each crossing. Designed warning times vary from the low 20s to the high 30s, depending on the circumstances at the crossing.This part of the road's shoulder can only be used for emergencies. Mileposts are located __ on interstate highways starting at the state line. Every mile. Railroad warning signs warn _____. If we are approaching or next to a railroad. Broken yellow lines separate _____. Two-way roads where you can legally pass.Flashing red lights – with or without bells: These warn the driver of an approaching train. Flashing red lights and gates: These warn the driver of an approaching train, but have a barricade connected which comes down to block the railroad track from oncoming traffic.This round sign means RAILROAD CROSSING ahead. RAILROAD CROSSING signs are yellow with a black crossbuck X and the letters RR. It is an advance warning sign that means a railroad track will cross the roadway ahead. In rural areas the sign may be up to 750 feet in advance of the railroad crossing. Slow down, look and stop if necessary.this sign is a warning of a railroad crossing. Look, listen, slow down and be prepared to stop for trains or any vehicles using the rails. Trains may be approaching from either direction. If there is more than one track, trains may be approaching from either direction on either track. Traffic signs, warning, general. Warning signs alert you to potential dangers ahead and changes in the road conditions. All warning signs must also be obeyed. A few of the more important warning signs are discussed below. Traffic signs, warning, pedestrian crossing. This warning sign indicates that there may be pedestrians crossing the roadway ...Permanent five-sided (pentagon shaped) school crossing signs warn that children may be crossing any time of the day. Pennant sign. ... Railroad warning sign.1 pt. Broken white lines. warn of a railroad crossing ahead. separate lanes of traffic moving in the same direction. indicate a no-passing zone. tell you where to stop. 5. Multiple-choice. used to warn that there is a railroad crossing ahead RAILROAD WARNING. round sign shape. ... -this sign warn people behind it that it can only go 25MPH or lessCall 800-848-8715 to report active railroad warning signal issues at particular crossings. Please provide the following information, if available: Note: The DOT number is a six digit number with an alpha character at the end (Ex.: 999 999A) and is found on the blue sign mounted on the crossbuck post for a passive crossing: it may be found on ...May 31, 2022 · Railroad reparations are an important part of keeping transportation running smoothly. Ensure your employees well-being with our wide collection of railroad safety signs and accessories. • Railroad Chocks hold trains still in one direction while loading and unloading. Also, chocks are required by OSHA whenever rail cars are being worked on. Advance warning signs (Wl0-1, Wl0-2, Wl0-3, W10-4). The round, black, and yellow advance warning sign (W10-1) is located in advance of the crossing and serves to alert the motorist that a crossing is ahead. The advance warning sign has a minimum diameter of 36 inches for conventional roads. The sign is required in advance of all crossings except:MVA Learners Permit Test. Come to a complete stop at the stop line or, if there is no stop line, prior to the crosswalk and before entering the intersection, and remain stopped as long as the signal is red. Unless a sign prohibits turning on red, after coming to a complete stop, you may turn right or you may turn left from a one-way street to ...the 25 sites with active advance warning signs to 81 high-speed signalized intersections without active advance warning signs, it was concluded that active advance warning signs were effective in reducing the frequency and severity of accidents when the major and minor road ADTs were above 15,000 and 3,000, respectively.Crashes at grade crossings equipped with warning devices often involve motorists who drive around gates or across railroad tracks while flashing lights are warning them that a train is approaching. This noncompliant behavior may be due to the motorists’ expectations of train arrival time following activation of gates and lights as well as the ...MVA Learners Permit Test. Come to a complete stop at the stop line or, if there is no stop line, prior to the crosswalk and before entering the intersection, and remain stopped as long as the signal is red. Unless a sign prohibits turning on red, after coming to a complete stop, you may turn right or you may turn left from a one-way street to ...This round sign means RAILROAD CROSSING ahead. RAILROAD CROSSING signs are yellow with a black crossbuck X and the letters RR. It is an advance warning sign that means a railroad track will cross the roadway ahead. In rural areas the sign may be up to 750 feet in advance of the railroad crossing. Slow down, look and stop if necessary. this sign is a warning of a railroad crossing. Look, listen, slow down and be prepared to stop for trains or any vehicles using the rails. Trains may be approaching from either direction. If there is more than one track, trains may be approaching from either direction on either track.Traffic signs, warning, general. Warning signs alert you to potential dangers ahead and changes in the road conditions. All warning signs must also be obeyed. A few of the more important warning signs are discussed below. Traffic signs, warning, pedestrian crossing. This warning sign indicates that there may be pedestrians crossing the roadway ...– More than 50% have automatic warning systems • 34.7% have flashing lights and gates • 15.5% have flashing lights – More than 60% of collisions occur at crossings with automatic warning systems. • Almost 80,500 private at highway-grade crossings – Most do not have automatic warning devicesView some of the most common standard sign shapes in Richard C. Moeur's Manual of Traffic Signs.Rail Signs and Signals. You'll find these passive and active signs and traffic control devices along roads that cross railroad tracks before and at highway-rail grade crossings. Their purpose is to regulate, warn or guide traffic. They alert drivers to the presence of railroad tracks and to the possibility of an approaching train.2009 Edition Chapter 8B. Signs and Markings Section 8B.01 Purpose. Support: 01 Passive traffic control systems, consisting of signs and pavement markings only, identify and direct attention to the location of a grade crossing and advise road users to slow down or stop at the grade crossing as necessary in order to yield to any rail traffic occupying, or approaching and in proximity to, the ... W2-6 Roundabout Symbol Sign. $30.80. Select Options. Fast Nationwide Shipping. Due to supply chain shortages related to COVID-19 lead times may be longer than usual. Orders may take 2 - 10 business days to ship. Specialty items such as LED Flashing signs and Roll-Up Signs have extended lead times. If your project is time sensitive please ... EXPLANATION: A school crossing sign is an example of a Warning sign. Warning signs are usually yellow, like curve ahead, school zone, low bridge, etc. School zones are indicated by regulator signs with the posted hours of operation and flashing yellow lights advising caution. This round sign means RAILROAD CROSSING ahead. RAILROAD CROSSING signs are yellow with a black crossbuck X and the letters RR. It is an advance warning sign that means a railroad track will cross the roadway ahead. In rural areas the sign may be up to 750 feet in advance of the railroad crossing. Slow down, look and stop if necessary. Study with Quizlet and memorize flashcards containing terms like 1. What are the meanings of the eight shapes of signs: octagon, triangle, vertical rectangle, pentagon, round, pennant, diamond, horizontal rectangle?, 2. What are the meanings of the eight colors used for traffic signs: Red, Yellow, White, Orange, Black, Green, Blue, Brown?, 3. What actions should you take at a STOP, YIELD, and ...The blue ENS sign lists a telephone number to notify the railroad of an emergency warning device malfunction. If you see a problem at a crossing, call this number as soon as possible and provide the posted crossing number. Local law enforcement can also contact the railroad for you. Emergency Railroad Contacts .This sign is most commonly used in California for advance warning that means there is a railroad crossing ahead. shape of a crossbuck This shape of a crossbuck is used exclusively to warn of a railroad crossing.Study with Quizlet and memorize flashcards containing terms like 1. What are the meanings of the eight shapes of signs: octagon, triangle, vertical rectangle, pentagon, round, pennant, diamond, horizontal rectangle?, 2. What are the meanings of the eight colors used for traffic signs: Red, Yellow, White, Orange, Black, Green, Blue, Brown?, 3. What actions should you take at a STOP, YIELD, and ...A warning sign is a type of sign which indicates a potential hazard, obstacle, or condition requiring special attention. Some are traffic signs that indicate hazards on roads that may not be readily apparent to a driver. [1]RM RP61C9 – Un-gated level crossing sign Stop Look Listen Beware of trains, a compulsory whistle sign for the train and a 20 mph speed limit on the bridge ahead. RM BFG9X6 – A Stop, Look, Listen warning sign beside a railway crossing. RM B34YP5 – Ungated level crossing sign Stop Look Listen Beware of trains with passing freight train. MVA Learners Permit Test. Come to a complete stop at the stop line or, if there is no stop line, prior to the crosswalk and before entering the intersection, and remain stopped as long as the signal is red. Unless a sign prohibits turning on red, after coming to a complete stop, you may turn right or you may turn left from a one-way street to ... signs are. Today we have learned about one kind of warning signs: signs that warn us of the dangers around railroad tracks. HIGHER ORDER THINKING To assure students are using critical thinking skills, present questions such as this at an appropriate place within the lesson: Can you think of ten other warning signs besides railway warning signs?this sign is a warning of a railroad crossing. Look, listen, slow down and be prepared to stop for trains or any vehicles using the rails. Trains may be approaching from either direction. If there is more than one track, trains may be approaching from either direction on either track.Slow down and prepare for a very sharp turn. Chevron Alignment (Left). This sign indicates that the road will change direction sharply. Slow down to a safe speed. Main Road Curves to the Right Ahead. This sign indicates that the main road curves right with a side road entering from the left side in the curve.warning sign. Diamond-Shaped Traffic Signs Diamond-shaped traffic signs warn drivers of upcoming road conditions and hazards. A “slippery when wet” sign is an example of a diamond-shaped traffic sign. Five-Sided Traffic Signs Five-sided traffic signs warn drivers that they are entering an area– More than 50% have automatic warning systems • 34.7% have flashing lights and gates • 15.5% have flashing lights – More than 60% of collisions occur at crossings with automatic warning systems. • Almost 80,500 private at highway-grade crossings – Most do not have automatic warning devices Rail Road Cross buck Sign- You are legally required to yield to the the right of way to trains. Slow down, look, listen. Stop if needed. Advance Warning Sign- Usually the first sign you see when approaching a highway-rail section. Railroad lights- Do not stop on the tracks or within 15 feet of the crossing! Railroad Gates- Stop when the lights ...SIGN SHAPES WARNING SIGNS These signs are yellow with black lettering or symbols and usually diamond shaped. These signs warn you to slow down and be prepared to stop if necessary because a special situation or a hazard is ahead. Some common warning signs are shown below. TRAFFIC CONTROL 31 Octagon = Stop Triangle = Yield Vertical Rectangle ...Passive signs – most common are the round yellow advance warning signs, pavement markings, crossbuck signs, stop signs and yield signs. Active signs – this includes flashing lights, gates with flashing red lights and other warning devices. How to Enter and Leave a Railroad Crossing. Here are 9 safety tips for railroad crossings:This round sign means RAILROAD CROSSING ahead. RAILROAD CROSSING signs are yellow with a black crossbuck X and the letters RR. It is an advance warning sign that means a railroad track will cross the roadway ahead. In rural areas the sign may be up to 750 feet in advance of the railroad crossing. Slow down, look and stop if necessary.Study with Quizlet and memorize flashcards containing terms like No left turn- Regulatory, Stop sign- Regulatory, Railroad tracks ahead- Warning and more. Fresh features from the #1 AI-enhanced learning platform.This part of the road's shoulder can only be used for emergencies. Mileposts are located __ on interstate highways starting at the state line. Every mile. Railroad warning signs warn _____. If we are approaching or next to a railroad. Broken yellow lines separate _____. Two-way roads where you can legally pass. EXEMPT RAILROAD WARNING SIGN (W10-1AP) (a) Justification. The Exempt Railroad Warning Sign (W10-1AP) shall be authorized for use at those railroad grade crossings having "exempt" status as determined by the Public Utility Commission and an Exempt Railroad Crossing Sign (R15-3P) mounted beneath the Railroad Crossbuck Sign (R15-1). (b) Placement.Passive signs – most common are the round yellow advance warning signs, pavement markings, crossbuck signs, stop signs and yield signs. Active signs – this includes flashing lights, gates with flashing red lights and other warning devices. How to Enter and Leave a Railroad Crossing. Here are 9 safety tips for railroad crossings:Jan 29, 2020 · Road signs have been designed to be consistent. Red usually means stop or danger. Blue indicates user services or tourist information. Brown guides you to cultural or local attractions. Yellow asks for caution. Just as a color denotes one factor, shape designates another: stop signs are the only style that is octagonal. Exclusively to warn of existing or possible hazards on roadways or adjacent areas. Vertical Rectangle Generally for regulatory signs. Pentagon School advance and school crossing signs. Round Railroad advance warning signs. Crossbuck Railroad crossing. Octagon: Stop Signs are always octagonal (8 sided). A stop sign means that you must bring your ...MVA Learners Permit Test. Come to a complete stop at the stop line or, if there is no stop line, prior to the crosswalk and before entering the intersection, and remain stopped as long as the signal is red. Unless a sign prohibits turning on red, after coming to a complete stop, you may turn right or you may turn left from a one-way street to ... MVA Learners Permit Test. Come to a complete stop at the stop line or, if there is no stop line, prior to the crosswalk and before entering the intersection, and remain stopped as long as the signal is red. Unless a sign prohibits turning on red, after coming to a complete stop, you may turn right or you may turn left from a one-way street to ...– Warning Signs and Devices . Advance Warning Signs. The round, black-on-yellow warning sign is placed ahead of a public railroad-highway crossing. The advance warning sign tells you to slow down, look and listen for the train, and be prepared to stop at the tracks if a train is coming. See Figure 2.15. Pavement markings mean the same as the ...Railroad reparations are an important part of keeping transportation running smoothly. Ensure your employees well-being with our wide collection of railroad safety signs and accessories. • Railroad Chocks hold trains still in one direction while loading and unloading. Also, chocks are required by OSHA whenever rail cars are being worked on.Warning Signs. Warning signs tell you about conditions on or near the road ahead. They warn you about possible hazards or changes in roadway conditions. They are posted before the condition, so you have time to see what is ahead, decide how you should respond, and slow down or change your travel path, if necessary.Warning Railroad Crossing Interstate Highway Many of these warning signs use the same symbols as yellow warning signs, but you should take extra care when orange signs are posted. Traffic and road conditions around work zones often change quickly. In addition to posting orange warning signs, road work crews can use a number ofSigns warn you that you are approaching railroad tracks. Look and listen for trains in both directions. Be ready to stop, if necessary. You should be prepared for a train to come at any time, day or night. Never stop on railroad tracks. Usually by the time a train conductor sees you, it is too late for the train to stop. Study with Quizlet and memorize flashcards containing terms like No left turn- Regulatory, Stop sign- Regulatory, Railroad tracks ahead- Warning and more. Fresh features from the #1 AI-enhanced learning platform. 1 pt. Broken white lines. warn of a railroad crossing ahead. separate lanes of traffic moving in the same direction. indicate a no-passing zone. tell you where to stop. 5. Multiple-choice. W2-6 Roundabout Symbol Sign. $30.80. Select Options. Fast Nationwide Shipping. Due to supply chain shortages related to COVID-19 lead times may be longer than usual. Orders may take 2 - 10 business days to ship. Specialty items such as LED Flashing signs and Roll-Up Signs have extended lead times. If your project is time sensitive please ... The use of red on signs is limited to stop, yield, and prohibition signs. A white background indicates a regulatory sign; yellow conveys a general warning message; green shows permitted traffic movements or directional guidance; fluorescent yellow/green indicates pedestrian crossings and school zones; orange is used for warning and guidance in ...Signs warn you that you are approaching railroad tracks. Look and listen for trains in both directions. Be ready to stop, if necessary. You should be prepared for a train to come at any time, day or night. Never stop on railroad tracks. Usually by the time a train conductor sees you, it is too late for the train to stop.Passive signs – most common are the round yellow advance warning signs, pavement markings, crossbuck signs, stop signs and yield signs. Active signs – this includes flashing lights, gates with flashing red lights and other warning devices. How to Enter and Leave a Railroad Crossing. Here are 9 safety tips for railroad crossings:Passive signs – most common are the round yellow advance warning signs, pavement markings, crossbuck signs, stop signs and yield signs. Active signs – this includes flashing lights, gates with flashing red lights and other warning devices. How to Enter and Leave a Railroad Crossing. Here are 9 safety tips for railroad crossings:– Warning Signs and Devices . Advance Warning Signs. The round, black-on-yellow warning sign is placed ahead of a public railroad-highway crossing. The advance warning sign tells you to slow down, look and listen for the train, and be prepared to stop at the tracks if a train is coming. See Figure 2.15. Pavement markings mean the same as the ...used to warn that there is a railroad crossing ahead RAILROAD WARNING. round sign shape. ... -this sign warn people behind it that it can only go 25MPH or less Railroad Warning Signs. warn drivers if they are approaching or next to a railroad. Always slow down and be prepared to stop. If you see a train coming, STOP.Some crossings have very little vehicular and train traffic. At such crossings it may not be cost effective to install and maintain gates or flashing lights. Decisions regarding the appropriate type of warning devices are made by the state highway officials. According to the Federal Railroad Administration, statistics show that most highway ...Jan 29, 2020 · Road signs have been designed to be consistent. Red usually means stop or danger. Blue indicates user services or tourist information. Brown guides you to cultural or local attractions. Yellow asks for caution. Just as a color denotes one factor, shape designates another: stop signs are the only style that is octagonal. Traffic Safety. Passive Warning Devices. Safety at Indiana rail-highway crossings are controlled through a variety of roadway signs, warnings, and pavement notices. RR Advance Warning Sign. The advance warning sign is placed to attract the driver’s attention and warn that there is a railroad crossing ahead so the driver can slow down to look ...Flashing red lights – with or without bells: These warn the driver of an approaching train. Flashing red lights and gates: These warn the driver of an approaching train, but have a barricade connected which comes down to block the railroad track from oncoming traffic.This sign is most commonly used in California for advance warning that means there is a railroad crossing ahead. shape of a crossbuck This shape of a crossbuck is used exclusively to warn of a railroad crossing. Pennant Road Signs. Pennant-shaped signs warn drivers that a no-passing zone is ahead. Diamond Road Signs. Diamonds are used for warning signs. Vertical Rectangle Road Signs. Vertical rectangle road signs are used to convey regulatory information, such as the speed limit. Pentagon Road Signs. Pentagons are used in school zones. Round Road SignsRailroad Crossing Signs, Signals, and Gates: The round, yellow RXR sign is an advance warning sign indicating a railroad crossing ahead. RXR pavement markings are followed by a stop line closer to the tracks. The cross-buck sign marks the railroad crossing. The number of tracks may be shown below the cross-buck. Treat this as a yield sign.Road signs have been designed to be consistent. Red usually means stop or danger. Blue indicates user services or tourist information. Brown guides you to cultural or local attractions. Yellow asks for caution. Just as a color denotes one factor, shape designates another: stop signs are the only style that is octagonal.The test includes 100 questions about regulatory signs, warning signs, work zone signs, guide signs and service signs. The official DMV written test is designed to also check your knowledge of traffic laws, road rules and safe driving practices. So, after taking this road signs test, be sure to check our comprehensive set of DMV practice tests. Road signs have been designed to be consistent. Red usually means stop or danger. Blue indicates user services or tourist information. Brown guides you to cultural or local attractions. Yellow asks for caution. Just as a color denotes one factor, shape designates another: stop signs are the only style that is octagonal.The 5 sided sign warns of. School zone or school crossings. Traffic signs are used to. Control traffic and pedestrians. A flashing yellow traffic signal at an intersection means. Slow down and proceed with caution. When can you disregard a signal given by a police officer directing traffic. Never.
The 5 sided sign warns of. School zone or school crossings. Traffic signs are used to. Control traffic and pedestrians. A flashing yellow traffic signal at an intersection means. Slow down and proceed with caution. When can you disregard a signal given by a police officer directing traffic. Never. . Cos x 1
RAILROAD (TRAIN) CROSSINGS. Signs warn you that you are approaching railroad tracks. Look and listen for trains in both directions. Be ready to stop if necessary. You should expect a train on a track at any time, day or night. Never stop on a railroad track. Usually by the time a train sees you it will be too late for it to stop. Railroad warning signs warn _____. A.) If a train is approaching B.) If it's time to make a dancing train C.) If it is not safe to cross the tracks D.) If you are approaching or next to a railroad A railway detonator (torpedo in North America) is a coin-sized device that is used as a loud warning signal to train drivers. It is placed on the top of the rail, usually secured with two lead straps, one on each side. When the wheel of the train passes over, it explodes, emitting a loud bang. this sign is a warning of a railroad crossing. Look, listen, slow down and be prepared to stop for trains or any vehicles using the rails. Trains may be approaching from either direction. If there is more than one track, trains may be approaching from either direction on either track. At crossings there are signs with a toll-free number to call the railroad directly and warn them of stalled vehicles or other problems at the crossing. When crossing has more than one track, don't try to cross immediately after the end of the train passes -- there may be another train approaching on the second track. A yellow and black diamond-shaped sign. Warns you about conditions on or near the road. The sign with this shape and color means/is a. No passing zone. Which sign is used to show the end of a divided highway. 2. This orange diamond sign with a black cross in the middle shows one type of. intersection.Some crossings have very little vehicular and train traffic. At such crossings it may not be cost effective to install and maintain gates or flashing lights. Decisions regarding the appropriate type of warning devices are made by the state highway officials. According to the Federal Railroad Administration, statistics show that most highway ... respond to an approaching train and actively warn drivers and walkers. Passive signs you may see before you get to a crossing Yellow circular Advance Warning sign. This sign warns drivers that the road crosses the railroad tracks ahead. When drivers see this sign, it reminds them to slow down, look and listen for a train 2.3 WARNING SIGNS Warning signs are yellow with black lettering or symbols and most are diamond-shaped. These signs warn you to slow down and be prepared to stop if necessary; a special situation or hazard is ahead. Some common warning signs are shown below. INTERSECTION/ CROSSROAD There is another road ahead that crosses the road you are on. WatchThe place of safety to be occupied upon the approach of a train may not be on a track, unless working limits are established on that track. ( b) Watchmen/lookouts assigned to provide train approach warning shall devote full attention to detecting the approach of trains and communicating a warning thereof, and shall not be assigned any other ...Jul 14, 2022 · Slow down and prepare for a very sharp turn. Chevron Alignment (Left). This sign indicates that the road will change direction sharply. Slow down to a safe speed. Main Road Curves to the Right Ahead. This sign indicates that the main road curves right with a side road entering from the left side in the curve. true. Flashing green lights that are not traffic signals are sometimes used to warn you of an upcoming stop sign, railroad crossing, an upcoming signal light, pedestrian crossing, school zone, or construction zone. false. When you see a yellow light, you should slow down and stop before entering the intersection, if you can do so safely.Warning Signs. Warning signs are used to alert motorists of possible hazards that may be approaching or circumstances that may not be easily spotted. These are almost always yellow signs but can come in a variety of different shapes and sizes. Examples: Pedestrian crossing sign, animal crossing ahead, winding road ahead, and speed bumps ahead.Exclusively to warn of existing or possible hazards on roadways or adjacent areas. Vertical Rectangle Generally for regulatory signs. Pentagon School advance and school crossing signs. Round Railroad advance warning signs. Crossbuck Railroad crossing. Octagon: Stop Signs are always octagonal (8 sided). A stop sign means that you must bring your ... .