🏗️ Check Your Civil Engineering Knowledge
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1️⃣ What is the standard width of a single-lane road as per IRC?
2.50 m
3.75 m
5.50 m
7.00 m
✅ Correct Answer:
3.75 m
As per IRC recommendations, the carriageway width of a single-lane road is 3.75 metres.
2️⃣ Which test is commonly used to determine the strength of subgrade soil for pavement design?
Slump Test
CBR Test
Compression Test
Soundness Test
✅ Correct Answer:
CBR Test
California Bearing Ratio (CBR) test is used to evaluate subgrade strength for flexible pavement design.
3️⃣ Which pavement consists of bituminous layers?
Flexible Pavement
Rigid Pavement
Composite Pavement
Cement Concrete Pavement
✅ Correct Answer:
Flexible Pavement
Flexible pavement uses bituminous materials and transfers wheel loads gradually through the layers.
4️⃣ What does IRC stand for?
Indian Railway Council
Indian Roads Congress
International Road Committee
Indian Road Commission
✅ Correct Answer:
Indian Roads Congress
The Indian Roads Congress (IRC) is the apex technical body that publishes standards and guidelines for roads and bridges in India.
5️⃣ Which survey is carried out before the detailed alignment survey of a highway?
Traffic Survey
Reconnaissance Survey
Soil Survey
Drainage Survey
✅ Correct Answer:
Reconnaissance Survey
Reconnaissance survey is the preliminary field inspection conducted to identify feasible highway alignments.
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