Building codes for a single family dwelling typically require hallways to be a minimum of 3 ft (36 inches) in width. A hallway that is 5 ft (60 inches) in width comfortably allows for the passage of two people. As a side note, the width of a typical wheelchair is 22 inches.
Residential building codes vary substantially from municipality to municipality and should be checked locally, but at minimum a hallway width should be no less than 36 inches.
The minimum hallway width in a residential building is typically 36 inches (3 feet) according to many building codes. This width allows for safe passage, including for individuals with mobility aids. However, local regulations may vary, so it's important to check specific building codes applicable to the area.
3 feet.
3 feet.
The minimum width of a house hallway is typically around 36 inches (3 feet) to ensure safe and comfortable movement, especially for individuals using mobility aids. For hallways that will accommodate furniture or require higher traffic, a width of 42 to 48 inches is often recommended. Building codes may vary by location, so it's essential to check local regulations for specific requirements.
Answer
21 feet
3 feet
Length is 3/4 of 36 ie 27 ft, width is 9 ft
5 and 10
48 inches