An existing commercial building is being inspected for electrical compliance. The building has a lighting system that uses T8 fluorescent lamps. According to the 2021 International Building Code, what is the minimum required spacing for these lamps, measured from the center of one lamp to the center of the next lamp?
- A4 feet
- 5 feet
- C6 feet
- D7 feet
Exam tip
Understand the specific electrical code requirements for different types of lighting systems.
Why B is correct
The 2021 IBC requires a minimum spacing of 5 feet between the centers of T8 fluorescent lamps. Options A, C, and D are incorrect as they do not meet the code requirements.