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QUIZ
Construction Technology 1
Question 1a: (25 Points)
A developer is planning to build a commercial building on a plot of land that is 5,000 square feet. The building will have three floors, and each floor will have 2,000 square feet of floor area. What is the MINIMUM Floor Area Ratio (F.A.R.) for this building?
Answer: To calculate the F.A.R., use the formula:
F.A.R.=Floor Area of Building x Floors ÷ Area Lot
In this case:
· Total floor area of the building = 3 floors × 2,000 sq. ft. = 6,000 sq. ft.
· Area of the lot = 5,000 sq. ft.
Now, apply the formula:
F.A.R.=6,000 ÷ 5000=1.2
So, the F.A.R. for this building is 1.2.
Question 1b: (25 Points)
A city has a residential zoning ordinance that permits a Floor Area Ratio (F.A.R.) of 2 for single-family homes. If a homeowner has a lot that measures 6,000 square feet, what is the maximum allowable floor area they can build on their property?
Answer: To calculate the maximum allowable floor area, use the formula:
Maximum Allowable Floor Area=Lot Area×F.A.R.
In this case:
Lot area = 6,000 square feet
F.A.R. = 2
Now, apply the formula:
Maximum Allowable Floor Area=6,000×2=12,000square feet
So, the homeowner can build a maximum of 12,000 square feet of floor area on their property.
Question 2: (25 Points)
How does the concept of sky exposure influence the design of a 10-story building in a residential zone, particularly near existing low-rise buildings? For a 10-story building, would you expect any restrictions?
Answer:
Sky exposure affects the design by ensuring that new buildings do not block natural light and air to surrounding properties. Sky exposure plane restrictions begins at a height of 60 feet above the street line. Building codes typically address:
1. Setback Requirements: To allow sunlight and air to reach neighboring properties, setbacks from property lines may be required.
2. Building Height Limitations: Restrictions on the height of buildings can prevent overshadowing or reducing natural light.
3. Light and Air Access: Ensuring adequate light and ventilation for neighboring properties is crucial, and the new building must not excessively block these from adjacent sites.
Question 3: (25 Points)
What occupancy classification would typically apply to an off-Broadway theater, and what specific safety requirements might be associated with this classification?
Group A-1 (Assembly)
Group A-2 (Assembly)
Group A-3 (Assembly)
Group A-4 (Assembly)
Answer:
An off-Broadway theater would typically fall under the Assembly Occupancy Group (Group A) in building codes, specifically Group A-1 (Assembly), which is for theaters and other spaces with fixed seating used for performing arts.
A is the correct answer.