What is the type of raceway or service entrance conduit is usually used?

The type of raceway or service entrance conduit commonly used is typically rigid metal conduit (RMC) or intermediate metal conduit (IMC), as they provide Excellent protection for electrical wiring against physical damage. Additionally, non-metallic conduits such as PVC are also used, particularly in areas where corrosion is a concern. The choice between these options often depends on environmental factors and local building codes.