Structural Systems Flashcards
6 cards from real Architecture and Design practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Structural Systems flashcards as text
What is the purpose of a moment frame in structural engineering?
Answer: To resist lateral loads through rigid beam-column connections
A moment frame resists lateral forces through bending in beams and columns connected with moment-resisting (rigid) joints.
What does 'tributary area' mean in structural design?
Answer: The area of floor or roof that contributes loads to a specific structural member
Tributary area is the portion of a floor or roof slab assigned to a particular beam, column, or wall for load calculation purposes.
A flat plate structural system in a concrete building is characterized by:
Answer: A slab supported directly by columns with no beams or drop panels
A flat plate is a two-way reinforced concrete slab of uniform thickness supported directly by columns with no beams or capitals.
In seismic design, the concept of 'base isolation' involves:
Answer: Placing flexible isolators between the foundation and structure to decouple seismic motion
Base isolation systems use flexible bearings or pads to isolate the building from ground motion, significantly reducing seismic forces transmitted to the structure.
Which structural system is most efficient for high-rise buildings above 40 stories?
Answer: Tube structure (framed tube or bundled tube)
Tube systems concentrate structural material at the perimeter, creating efficient resistance to lateral loads at great heights.
What does 'dead load' refer to in structural design?
Answer: The permanent weight of the building's own structure and fixed components
Dead loads are permanent, static loads from the building's own weight including structure, finishes, and fixed mechanical equipment.