CID Space Planning and Building Codes 2

Question 1

In a business occupancy, what is the minimum clear width required for a corridor serving an occupant load of 50 or more per the IBC?

Accepted Answer

44 inches

Answer

The IBC requires a minimum 44-inch corridor width when the occupant load served is 50 or more.

Question 2

When two exits are required, what is the minimum separation distance between them in a non-sprinklered building?

Accepted Answer

One-half the diagonal of the space

Answer

Exits must be separated by at least one-half the maximum overall diagonal dimension of the area served in non-sprinklered buildings.

Question 3

What is the standard minimum ceiling height for habitable rooms under the IBC?

Accepted Answer

7 feet 6 inches

Answer

Habitable spaces generally require a minimum ceiling height of 7 feet 6 inches.

Question 4

A dead-end corridor in a non-sprinklered business occupancy may not exceed what length?

Accepted Answer

20 feet

Answer

Dead-end corridors are generally limited to 20 feet in non-sprinklered buildings.

Question 5

Which factor is used to calculate occupant load for a space?

Accepted Answer

Floor area divided by occupant load factor

Answer

Occupant load equals the floor area divided by the occupant load factor assigned to that use.

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