Civil Engineering MCQs
Civil Engineering MCQs cover structural analysis, concrete technology, geotechnical, transportation, fluid mechanics, materials, and surveying, helping PPSC, FPSC, NTS candidates and graduates strengthen theory, apply concepts, and excel in engineering exams, interviews, and professional assessments.
Q: The factor of safety for steel structures typically ranges from
A) 3 to 4
B) 2 to 3
C) 1.5 to 2
D) 1 to 1.2
✅ Correct Answer: C
Explanation: Steel designs usually apply a factor of safety around 1.5 to 2.
Q: The material used in dam core to prevent seepage is
A) Clay
B) Gravel
C) Sand
D) Concrete
✅ Correct Answer: A
Explanation: Impervious clay prevents water from seeping through dam structures.
Q: The minimum cover for main reinforcement in an RCC footing is
A) 25 mm
B) 50 mm
C) 20 mm
D) 75 mm
✅ Correct Answer: B
Explanation: A cover of 50 mm protects the steel reinforcement from soil moisture and corrosion.
Q: The type of foundation used for bridges over rivers
A) Pile
B) Shallow
C) Strip
D) Raft
✅ Correct Answer: A
Explanation: Pile foundations transfer loads to deeper, stable soil layers or rock in water-logged areas.
Q: When load is applied within the middle third of a retaining wall base, the pressure is
A) Non-uniform
B) Uniform
C) Negative
D) Zero
✅ Correct Answer: B
Explanation: Uniform pressure distribution occurs when the load is within the middle third.