Boeing 737-200 crashed into Potomac River after 30 seconds of takeoff. 79 passengers and 5 crew members died, including 4 injured. 83 people died on January 13, 1982, including 3 in nearby train derailment
Week 7: Head impact analysis and HIC calculation for different head models. Week 6: Stretch ratio comparison between ELFORM and Ogden material model. Week 5: Spot weld modeling as beam and hexa elements. Week 3: Drop test simulation with input deck creation. Week 4: Crash box simulation with 1.2mm and 1.5mm thickness comparison
Heinrich's 1931 book identified unsafe acts as main cause of industrial accidents. Bird analyzed 1.7 million accidents from 297 companies in 1970s. Bird found 9.8 minor injuries for every major injury
Heinrich's Pyramid quantifies safety abnormalities and monitors events by severity. Every serious injury or death corresponds to 29 light injuries or 300 accidents. Heinrich's Domino Theory shows accidents as five sequential pieces
Titanic collided with iceberg on April 14, 1912, killing 705 out of 2,200 passengers. Ship was 230m long, 25 stories high, and weighed 46 million kg. Collision caused 100m damage to right side of hull above and below waterline
Over 75% of marine accidents occur due to human error. Pilotage is mandatory for safe passage in confined waters. Accidents in pilotage waters cause environmental pollution and economic casualties