A disaster is referred to as an engineering disaster when it’s caused by an engineering failure: design flaws or materials failures, often caused by insufficient knowledge.
EyeWitness account of the sinking.
出典：The Sinking of the Titanic, 1912
At 2:20 a.m. on April 15, 1912, the British ocean liner Titanic sinks into the North Atlantic Ocean about 400 miles south of Newfoundland, Canada.
出典：Titanic sinks - Apr 15, 1912 - HISTORY.com
Watch the story of Titanic from construction to catastrophe in video graphics.
出典：BBC - History - Titanic
On this day in 1985, the Titanic was found in the North Atlantic Ocean. Here are 40 facts about the ship and its demise
出典：Titanic: 40 fascinating facts - Telegraph
St. Francis Dam flooding (1928)
In 1928, more than 400 people were killed in a massive dam break in L.A. County—and the tragedy is barely recognized. That might finally be changing.
出典：Los Angeles' St. Francis Dam Break Was One of America's Worst Engineering Disasters - CityLab
The 1928 failure resulted in one of the worst civic disasters in L.A. history.
出典：The Flood: St. Francis Dam Disaster, William Mulholland, and the Casualties of L.A. Imperialism | KCET
The March 12, 1928 collapse of St. Francis Dam, in terms of loss of life, is the second-greatest disaster in California history - the first being the San Francisco Earthquake and fires of 1906.
出典： St. Francis Dam collapse - Framework - Photos and Video - Visual Storytelling from the Los Angeles Times