Anthropometrics And Egress

The first week of classes in INT351 we learned about many important aspects of space planning. From making someone comfortable by using the correct size and spacing of furniture to  having the correct amount of space so people do not feel crowded. We also learned about very important safety features a room must have concerning exits.
Anthropometrics is the measurements of the human body. With these measurements designers can make decisions that are best for the customer. The designer can make the correct decision of furniture sizes and spacing based off of these measurements.
With these measurements the interior designer must keep in mind if the people they are serving have any limited abilities. For example if someone is in a wheelchair there must be enough room for the wheel chair to move easily through the room and halls. Also if your customer is elderly with limited arm strength the designer must make sure that shelves are low enough for them to use without a lot of work.
While planning out areas for people in wheelchairs it is very important that you keep in mind that a wheelchairs footprint is 30" x 48" . The wheelchair must have the available room for a 5 foot turning radius.
Also while creating a space one must keep in mind that there are different zones in which people are comfortable with. These zones change depending on what area you are in. Public is a space where you want the most room 12' or more next you have social formal this is 4'-8', informal social 18" -12", personal 18" -12" , and intimate 0" -18" . It is very important you give people the correct amount of space in a rooms layout otherwise they will become uncomfortable.
Moving on to the safety of a building you must keep egress in mind. Egress addresses the  number of exits a room has to have and the correct distance these exits can be at. For a building that has the occupancy of 50 or less the exit must be only 75' from the farthest part of the room. When a business has 500-1,000 people they must have three exits and 1,000 or more occupancy must have 4 exits.
Egress doors must also be no less than 32". They are typically 36" . It is very important as well that exit door swings outward. In a case of a fire you want the exit to be easily opened. If the door were to swing inward the group of people moving to the exit would pin the door closed.
All of these factors together can create a safe and comfortable area for everyone. With out these guidelines areas would be hard to navigate for those with limitations. As a designer you want to  strive for or a safe place for your customers.






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