Finishing Supervisor Interview Questions and Answers

M30 concrete is a type of concrete with a compressive strength of 30 megapascals after 28 days of curing.

• M30 concrete is a mix of cement, sand, and aggregate in a ratio of 1:1:2.

• It is commonly used in residential construction for foundations, slabs, and columns.

• The water-cement ratio for M30 concrete is typically around 0.45.

• Proper curing is essential to achieve the desired strength of M30 concrete.

M-25 concrete is a mix of concrete with a compressive strength of 25 MPa.

• M-25 concrete is a mix of 1 part cement, 1 part sand, and 2 parts coarse aggregates.

• It is commonly used in construction for structural components like beams, columns, and slabs.

• The compressive strength of M-25 concrete is 25 MPa, which makes it suitable for medium strength applications.

Structural finishing refers to the final touches given to a building's structure to enhance its appearance and durability.

• Structural finishing includes activities like painting, plastering, tiling, and flooring.

• It also involves the installation of fixtures like doors, windows, and cabinets.

• Structural finishing is important as it protects the building from weather damage and wear and tear.

• Examples of structural finishing materials include stucco, brick, stone, and wood.

• The fin...read more