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The excerpt represents the core issue or deciding factor on which you must meditate, and is drawn from Alexander's Bridge by Willa Cather: "I think you had better stop work out there
at once, Dan. I should say that the lower chord
here might buckle at any moment. I told
the Commission that we were using higher
unit stresses than any practice has established,
and we've put the dead load at a low estimate.
Theoretically it worked out well enough,
but it had never actually been tried."
Alexander put on his overcoat and took
the superintendent by the arm. "Don't look
so chopfallen, Dan. It's a jolt, but we've
Alexander's Bridge |
