1.1 Various options are provided as possible answers to the following questions - NSC Civil Technology Civil Services - Question 1 - 2023 - Paper 1

The correct answer is B, as keeping freshly cast concrete damp helps to make it more watertight, which is essential for strength and durability.

The correct answer is D, because the primary reasons for coating metal with paint are to resist extreme temperatures, prevent corrosion, and prevent warping. Both A and B are valid.

The correct answer is C, as it specifies that the minimum size of a wooden scaffold plank should be 150 mm wide x 20 mm thick.

The correct answer is D, which indicates that the scaffold must be free from defects, not attached to the building, and supported every 4 m.

The correct answer is C, identifying that standards are crucial for securing scaffolds vertically.

The correct answer is A, which ensures that a worker does not fall from the scaffold.

The correct answer is A, confirming that toe boards must be 150 mm high from the scaffold platform.

The correct answer is D, ensuring that the rungs of wooden ladders are not painted, free from grease, and not cracked.

The correct answer is A, which includes the quantity in the container as essential information.

The correct answer is B, indicating that stairways must be installed at a minimum of 30 degrees from the horizontal.

The correct answer is A, which identifies that a builder's hoist is designed to transport workers and materials.