Road signs are broadly classified as:
Choose the correct answer
Permanent and temporary foundations
Urban, rural and forest signs only
Regulatory, warning and informatory/guide signs
Concrete, steel and timber signs
Correct Answer
C. Regulatory, warning and informatory/guide signs
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This is the standard functional classification of traffic signs. Reference: IRC:67-2021 Code of Practice for Road Signs; PDF page references from downloaded public copy Sec.3; PDF pp.10-11
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This MCQ belongs to Geometric Design of Highways and Traffic Engineering. Full tests include timed attempts, rank comparison and subject-wise analysis.