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Quizzical Pursuit
—The Architecture Puzzler
Created by Dave Guadagni
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Architecture Puzzler #384
True or false (for lumber in the United States):
A. Joists are customarily specified in terms of nominal sizes, but calculations to determine the allowable span and required modulus of elasticity are based on actual size.
B. A "two-by-four" is typically half an inch less deep and a "two-by-eight" is typically three-quarters of an inch less deep than the nominal size (actual depths are 3.5 inches and 7.25 inches, respectively).
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Question from Last Week:
Architecture Puzzler #383
Place the following Frank Lloyd Wright buildings in chronological order from oldest to newest.
A. William H. Winslow House, River Forest, Illinois.
B. Imperial Hotel, Tokyo, Japan.
C. Robie Residence, Chicago, Illinois.
D. Larkin Building, Buffalo, New York.
E. Unity Church, Oak Park, Illinois.
Answer to Puzzler #383
Come back next week for the answer to Architecture Puzzler #384!
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Dave Guadagni, AIA, is an architect with Robertson/Sherwood/Architects
Quizzical Pursuit is Copyright 2008, Dave Guadagni.
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U.S. dimensional lumber.
Photo: Klaus Skrudland
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