Question
Download Solution PDFAs per IRC, the carriage way width for two-lane traffic road should be
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
Carriageway Width for Two-Lane Traffic as per IRC
As per the Indian Roads Congress (IRC) standards, the carriageway width is determined based on the type of road and its intended use. For a two-lane traffic road, the recommended width is defined to ensure safe and smooth traffic movement.
Analyzing the Given Options
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Option 1: 7.5 m (Correct Answer)
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As per IRC guidelines, the standard carriageway width for a two-lane road without raised kerbs is 7.5 meters.
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This width accommodates two-way traffic smoothly, ensuring safety and comfort for vehicles.
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Option 2: 10 m (Incorrect Answer)
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A 10-meter width is generally provided for special cases like roads with additional shoulders or lanes.
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For standard two-lane traffic, this width is excessive and not economical.
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Option 3: 12.5 m (Incorrect Answer)
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This width is applicable for specific highway designs with additional lanes or emergency stopping shoulders.
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Such a width is not required for a standard two-lane traffic road.
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Option 4: 15 m (Incorrect Answer)
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A 15-meter width is provided for multi-lane highways, not for two-lane standard roads.
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It is excessive and uneconomical for a two-lane traffic road.
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Conclusion:
The correct answer is Option 1: 7.5 m, as per IRC standards for a two-lane traffic road.
Last updated on Jul 12, 2025
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