L&T Construction Site Supervisor, Site in Charge and Site Engineer Interview Questions and Answers

The size of a concrete cube is typically 150mm x 150mm x 150mm for standard testing purposes.

• Standard size for concrete cube is 150mm x 150mm x 150mm

• Used for testing the compressive strength of concrete

• Other sizes may be used for specific projects or requirements

Foundation footing requires a minimum cover of 50mm to 75mm for reinforcement protection.

• Minimum cover of 50mm to 75mm is required for foundation footing to protect the reinforcement from corrosion and provide adequate strength.

• The cover requirement may vary based on the type of soil, environmental conditions, and structural design.

• Proper cover ensures durability and stability of the foundation.

• In some cases, additiona...read more

The cover required for shuttering column up to FFL depends on the type of concrete being used and the environmental conditions.

• Cover required for shuttering column up to FFL typically ranges from 25mm to 50mm.

• Factors such as type of concrete mix, exposure conditions, and structural requirements can influence the required cover.

• For example, in harsh environmental conditions or high-strength concrete, a higher cover may ...read more