Interior Design Interior Design Space Planning & Ergonomics

Question 1

According to standard ergonomic guidelines, what is the recommended seat height range for a dining chair paired with a standard 30-inch dining table?

Accepted Answer

17–19 inches

Answer

Standard dining chairs have seat heights of 17–19 inches to pair comfortably with 28–30 inch tables, allowing users to sit with feet flat on the floor.

Question 2

What is the minimum recommended clearance for a main traffic path through a living area, per residential furniture planning standards?

Accepted Answer

36 inches

Answer

A minimum of 36 inches is recommended for primary circulation paths in residential spaces to allow comfortable passage without furniture obstruction.

Question 3

In kitchen design, the 'work triangle' concept refers to the relationship between which three elements?

Accepted Answer

Refrigerator, sink, and cooktop/range

Answer

The kitchen work triangle connects the refrigerator, sink, and cooking surface to minimize unnecessary movement during meal preparation.

Question 4

What is the ADA-recommended minimum clear floor space for a wheelchair turning radius in accessible design?

Accepted Answer

60-inch diameter circle

Answer

The ADA requires a 60-inch diameter clear floor space for a full 360-degree wheelchair turning radius in accessible rooms and corridors.

Question 5

The standard counter height for kitchen work surfaces in US residential design is:

Accepted Answer

36 inches

Answer

Standard US kitchen counters are 36 inches high, designed to be comfortable for an average-height adult standing at the work surface.

Interior Design Practice Test

Interior Design Practice Test

Interior Design Interior Design Space Planning & Ergonomics