Ab Construction Civil Site Engineer Interview Questions, Process, and Tips

There are various types of cement used in construction, each with its own properties and applications.

• Ordinary Portland Cement (OPC) is the most commonly used type of cement.

• Portland Pozzolana Cement (PPC) contains pozzolanic materials like fly ash, which enhances its strength and durability.

• Rapid Hardening Cement (RHC) gains strength quickly and is used in projects with tight deadlines.

• Low Heat Cement (LHC) generates ...read more

The standard brick size varies depending on the country, but a common size is 8 inches by 4 inches by 2.25 inches.

• The standard brick size can vary depending on the country or region.

• In the United States, a common brick size is 8 inches by 4 inches by 2.25 inches.

• In the United Kingdom, a standard brick size is 215mm by 102.5mm by 65mm.

• Brick sizes can also vary for special purposes or specific construction requirements.

The types of grade of concrete include M5, M7.5, M10, M15, M20, M25, M30, M35, M40, M45, M50, M55, M60, and M70.

• Grade of concrete refers to the strength of the concrete mix.

• The grade is denoted by the letter 'M' followed by a number.

• The number represents the compressive strength of the concrete in N/mm² after 28 days of curing.

• Common grades of concrete include M20, M25, and M30.

• Higher grade concrete, such as M40 or M50

The standard size of a main door is 3 feet wide and 7 feet high, while a bedroom door is 2.6 feet wide and 6.6 feet high.

• Main doors are typically wider and taller than bedroom doors

• Standard size for main door is 3 feet wide and 7 feet high

• Standard size for bedroom door is 2.6 feet wide and 6.6 feet high