1. Architectural Design
Styles of Houses

2. One-Story Ranch Single story structure Also called garden-level
Living areas and bedrooms on one level
Three bedrooms, kitchen,
one-and-one-half baths, and living rooms
Roof line - low angle gable; hip style roof; flat roof 2

3. One-and-One-Half-Story
Two levels
One - two bedrooms on main level - other bedrooms on 2nd level
High-pitched roof and dormers for half-story
Main rooms - kitchen, living, bath, and up to two bedrooms on 1st floor
2nd living area and bedrooms on upper area 3

4. Two-Story Similar to one-and-one-half-story home
As much or more living space on 2nd level as on 1st level
May have living space on 2nd level over the garage
Used with small lots to get twice the size of space on the lot 4

5. Split-Level Similar to two-story
Typically one-story with occasional one-and-one-half to three levels
Living areas on two or more levels
Used 90% of the time due to contours of lot
First level (intermediate level) is usually kitchen, living and dining
2nd level for living areas; and top levels for bedrooms and bath 5

6. Variations of Split-Level
Side-by-side used with lots sloping from left to right
Front-to-back used with lots that are high in front and low in back
Back-to-front used with lots that are low in front and high in back 6

7. The route people follow as they move from one area to another
Traffic Circulation
The route people follow as they move from one area to another 7

8. Traffic Circulation
Should Be
Planned
for Maximum
Efficiency 8

9. Examples of Good Traffic Circulation
Garage close to kitchen
Bedrooms and bathrooms close together
Family areas close to a guest bathroom
Closets near front door
Traffic flow not through conversation or work areas
Traffic flow efficiently from level to level
Stairs off central hallway and near main entry
Stairs not accessed through another room 9