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As per IRC standards, an octagon with white border and red background is a ___________ sign.
yield
no parking
stop
accident prone area
stop
According to the Indian Road Congress (IRC) standards, traffic signs are categorized by shape and color to ensure immediate recognition. The 'Stop' sign is uniquely identified by its octagonal shape, red background, and white border with white lettering, serving as a mandatory regulatory sign.
IRC: 67-2012 (Code of Practice for Road Signs)
According to the Indian Road Congress (IRC) standards, traffic signs are categorized by shape and color to ensure immediate recognition. The 'Stop' sign is uniquely identified by its octagonal shape, red background, and white border with white lettering, serving as a mandatory regulatory sign.
Visibility┬аDistanceтИЭLetter┬аHeight├ЧLegibility┬аFactor
The principle relies on high-visibility color coding and distinct geometric shapes to minimize decision time for drivers. Red is universally associated with 'prohibition' or 'mandatory stop', while the octagonal shape is reserved exclusively for the 'Stop' sign to differentiate it from other circular regulatory signs, even under low-light conditions.
The stop sign is the only octagonal sign used in the Indian road network.
Regulatory signs in India are generally circular, with the exception of 'Stop' (octagon) and 'Give Way' (inverted triangle).
Retro-reflective sheeting (Type IV or higher) is typically mandated to ensure sign visibility during night driving.
Immediate visual recognition
Standardized across international road systems
Red color provides high contrast against natural backgrounds
Subject to vandalism and sticker defacement
Requires periodic maintenance of retro-reflective materials
Intersections with low visibility
High-traffic urban junctions
Main road entry points from minor roads
Option B (No Parking) is a circular sign with a blue background and red border/slash.
Option A (Yield/Give Way) is an inverted equilateral triangle with a red border and white background.
Option D (Accident Prone Area) is a warning sign, which are typically triangular with a yellow background and black border.
C is correct тАФ As per IRC: 67-2012, an octagon with a red background and white border is the standard design for a mandatory 'Stop' sign.
Remember that Indian road signs follow a strict shape hierarchy: Circular for mandatory, Triangular for warning, and Rectangular for informational/guide signs.
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