Standards
Cases where a rule, standard, or specification shaped the failure—or changed because of it.
61 results found
Investigations
The Load Doubled on Paper
A shop-drawing change doubled the load on an already inadequate Hyatt Regency walkway connection. In 1981, two suspended walkways collapsed; current NIST pages disagree whether the death toll was 113 or 114.
The Hoses That Wouldn’t Fit
When fire companies rushed to Baltimore in 1904, many discovered their hose couplings would not fit the city’s hydrants. The disaster helped force a national firefighting standard.