Code Regulations Flashcards
(20 cards)
What are the three main factors that determine a building’s maximum allowable area under IBC Table 506.2?
Occupancy classification, sprinkler system presence, and construction type.
How does sprinklering a building affect its allowable area?
It significantly increases the allowable area because it reduces danger to occupants in an emergency.
Which construction type allows for the largest building areas?
Type I construction, due to its non-combustible and highly fire-resistant materials.
What is the purpose of a frontage increase in building codes?
To increase allowable area based on fire access and distances from property lines.
How is building height measured in the IBC?
From the grade plane to the average height of the roof surface.
At what height is a building considered a high-rise under the IBC?
Over 75 feet measured from the lowest fire department access to the top occupiable floor.
What defines a mezzanine in building code terms?
A level occupying less than one-third of the floor area below and open to the floor below unless equipped with two or more exits.
How does the ADA differ from ANSI A117.1?
ADA is a civil rights law requiring accessibility, while ANSI A117.1 provides technical specifications for implementation.
What are the three types of accessible dwelling units?
Accessible units, Type A units, and Type B units.
What is the main difference between prescriptive and performance compliance methods for energy codes?
Prescriptive lists specific requirements; performance uses energy modeling to demonstrate overall compliance.
What energy codes are most commonly adopted in the US?
ASHRAE Standard 90.1 and the International Energy Conservation Code (IECC).
What does FAR stand for in zoning regulations?
Floor Area Ratio - the ratio between the total building floor area and the lot size.
What are setbacks in zoning ordinances?
Minimum required distances between a building and the lot lines (front, rear, side).
What is a non-conforming use?
A building or use that doesn’t comply with current zoning but was legal when established.
What is a variance in zoning law?
A legal exception to zoning rules granted by the zoning board for valid reasons.
What is a plat map used for?
To identify property boundaries using lot and block numbers, especially in urban areas.
What is an easement?
A legal right to use another’s land for a specific purpose, like access or utilities.
What is eminent domain?
The government’s right to acquire private property for public use with fair compensation.
What are riparian and littoral rights?
Riparian rights apply to flowing water; littoral rights apply to non-flowing water bodies like lakes.
What are overlay districts?
Zoning tools that add additional regulations on top of base zoning, like historic or flood zones.
