Some are traffic signs that indicate hazards on roads that may not be readily apparent to a driver.
Road hazard sign diamond.
You may also see a w with a bar through it meaning use no water or the radiation hazard symbol for radioactive materials.
Now you can drive around your neighborhood and get a glimpse into what is stored in all of the buildings.
A diamond shaped traffic sign is usually a warning of an impending hazard coming up on the road such as a sharp curve ahead traffic merging or deer crossing.
A warning sign is a type of sign which indicates a potential hazard obstacle or condition requiring special attention.
Octagonal signs are used for stop signs and diamond shaped signs signal a warning of a road hazard.
The shape of a traffic sign can often signal its meaning.
Yellow yellow road signs are general warning signs to indicate potential hazards or changing road conditions ahead.
Class 1 explosive substances and articles with sub categories ranging from 1 1 mass explosion hazard through to class 1 6 extremely insensitive substances.
For example road signs that use the color yellow may warn you that there is a narrow bridge ahead a railroad crossing a no passing zone curves in the roadway a merge point pedestrian crossing a dead end an uneven surface a hidden cross street or any other number of.
Triangular signs are used for indicating a need to yield to traffic in another roadway.
Class 2 gases including compressed gas liquefied gas refrigerated liquefied gas dissolved gas aerosol dispensers containing gas and other articles containing gas under pressure and non pressurised gas.
Priority road signs indicate that the road is a priority at intersections which allows for traffic on the priority road to flow freely.
An octagon signals the need to stop.
Pennant shaped traffic signs serve as advanced warning of no passing zones.
What do the big diamond shaped signs with red yellow and blue diamonds mean.
An upside down triangle always means yield a diamond always warns of possible hazards ahead.
Temporary hazard at road works temporary lane closure the number and position of arrows and red bars may be varied according to lanes open and closed slow moving or stationary works vehicle.
Starting points for priority roads are indicated by a white diamond shaped sign with a yellow diamond with priority road termination indicated with the same sign and tire marks or lines over the sign.
Round stands for railroad.
These signs are most commonly yellow to alert drivers that there are conditions ahead which require a driver to be extra cautious to avoid a potential accident.