Skip to main content

Fundamental period

Period (time needed to complete a seismic wave cycle) in seconds is given for each of the following: equipment (filing cabinet), one-story structure, 4 stories, 10-20 stories, 70 story skyscraper.
What is the primary determinant of a building's fundamental period?

AnswerBuilding height more than its structural system, materials or proportions determines its period. Rule of thumb: period = # stories / 10
ARE 4.0 exam prep: SS

Comments

Try These Too!

Parking units

What are the car stall dimensions for a compact car? Answer A compact car stall size can be set by each municipality and therefore varies. Generally it is 7ft 6in wide by 15ft 0in long. However, in Fresno CA it's 8 1/2ft x 16ft and according to an Iowa urban design manual, it's 7ft 6in by 16ft. ARE 4.0 exam prep: SPD

Townships double post!

How many sections are contained within a township? Answer 36 (each is 1 mile square) What are the dimensions of 1/2 of a township? H & W Answer 18 miles square (3x6 sections) ARE 4.0 exam prep: SPD

Fire detection

Which of the following detector types can detect smoke or a smoldering fire that has not yet burst into flames? A. Ionization B. Rise-of-temperature C. Photoelectric D. Flame detectors