Warning Signs
Most warning signs are yellow and shaped like a diamond. Texas Law requires that when you see a warning sign, read it and obey the instructions implied in the message. Texas Law also requires that all highway signs be observed and obeyed. Doing so can prevent collisions and injury. Many road signs warn you to slow down or watch for hazards such as curves, intersections and pedestrians and ahead. Some common warning signs are shown below:

Passing Signs

Merging Signs - means that another lane of traffic is merging
with your lane ahead, or vice versa.
Importance of Obeying Traffic Warning Signs
When it comes to operating a motor vehicle, obeying traffic warning signs is of utmost importance. Traffic warning signs are important because they are designed to help keep drivers, pedestrians, and other road users safe. They are placed in strategic locations to alert drivers of potential hazards, indicate traffic flow patterns, and alert people to areas where they should exercise extra caution. Traffic warning signs come in a variety of shapes, sizes, and colors, each sign conveying a specific message.
Traffic warning signs are designed to inform drivers of hazards that may be present on or near the roadway. These signs can indicate the presence of sharp turns, steep inclines, narrow bridges, and other obstacles. Traffic warning signs may also alert drivers to areas where the speed limit is lower than normal, or where the road is particularly slippery due to rain or snow. By being aware of these signs, drivers can adjust their speed and driving behavior accordingly to ensure their safety and the safety of others.
Traffic warning signs can also be used to indicate traffic flow patterns. For example, a sign may indicate which lanes of traffic must turn left or right at an intersection. This type of sign is especially important because it can help to reduce the risk of collisions between vehicles. Additionally, signs can be used to indicate which lanes are designated for passing or merging. By following these signs, drivers can ensure that they are following the proper protocols for navigating an intersection.
Traffic warning signs can also be used to alert people to areas where they should exercise extra caution. These signs might indicate an area where wildlife is particularly active, areas where the road is extremely narrow, or areas where visibility is limited due to fog, rain, or snow. By being aware of these signs, drivers can be more aware of potential hazards and adjust their speed accordingly.
In short, obeying traffic warning signs is essential for the safety of all road users. Traffic warning signs are designed to inform drivers of hazards that may be present on or near the roadway, indicate traffic flow patterns, and alert people to areas where they should exercise extra caution. By being aware of these signs and adjusting their speed and driving behavior accordingly, drivers can help to reduce the risk of accidents and ensure their own safety and the safety of others.