Theories range from design faults and construction errors to a rush to finish the job and budget constraints.

ECONOMIST: The aftershocks from a collapsed airport terminal

What we can do is design systems to prevent errors.

FORBES: Magazine Article

You are the first writer I have seen who has grasped the seminal point that the dysfunctions in the current health care system are expressions of basic structural errors in their design, not intrinsic failings of capitalism or some such.

FORBES: There Is No Conservative Case For ObamaCare

The independent inquiry board set up to investigate the first explosive failure said the flight control system failed because of errors in computer software design.

BBC: Ariane 5: A short history

With Shadow, users can highlight errors and experiment with their web design layouts while viewing them in real time, thereby reducing the development and testing time.

FORBES: The Shadow Knows: Adobe Unveils Shadow, A Sleuth for Mobile Web Design

Worse still, the flawed design of the 401(k) virtually ensures, in my opinion, that errors in calculating account balances will arise.

FORBES: Sodexo's Twisted 401(k)

Faulty blowout preventers, errors in the management of drilling fluids, a sub-par cementing job, questionable well design, haste it was a confluence of these factors that led to the blowout.

FORBES: Offshore Oil Czar Bromwich Falls Flat With Op-Ed Defending Permit Delays