Third Party Inspector Interview Questions and Answers

MDPE stands for Medium Density Polyethylene.

• MDPE is a type of plastic commonly used in the manufacturing of pipes and fittings.

• It has a higher density than LDPE (Low Density Polyethylene) but lower than HDPE (High Density Polyethylene).

• MDPE is known for its excellent resistance to stress cracking and good chemical resistance.

• It is often used for gas and water distribution systems, as well as in the agricultural and mining industries.

There are mainly three types of cement grades - Ordinary Portland Cement (OPC), Portland Pozzolana Cement (PPC), and Portland Slag Cement (PSC).

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

• Portland Pozzolana Cement (PPC) is a blend of OPC and pozzolanic materials like fly ash, silica fumes, etc.

• Portland Slag Cement (PSC) is a blend of OPC and granulated blast furnace slag.

Standard bricks typically measure 3 5/8 inches by 2 1/4 inches by 8 inches.

• Standard bricks are typically 3 5/8 inches by 2 1/4 inches by 8 inches in size

• These dimensions are commonly used in construction for building walls, paths, and other structures

• Bricks can vary slightly in size depending on the manufacturer or region