A “Toolbox” for Forensic Engineers

322 Forensic Materials Engineering: Case Studies
Figure 10.4 Fracture surface of splined shaft seen from four different directions,
showing distortion of every spline at edge of fracture.
Figure 10.5 Arrangement of linkages and drop arm when steering box is
mounted on chassis. Notice the drop arm and drag link project below chassis.
The driver’s father stated that his son was 29 years old and had worked
as a heavy truck driver for 5 years, during which time he had never been
involved in any serious accident or had any convictions. The day before he
made the trip he had played in a cricket match but had gone to bed early
because he had a long journey the next day. He occasionally drank a pint of
beer for refreshment, but was not a heavy drinker and valued his license too