Title page
Contents
Background 5
School District, Students, and Employees 7
Summary 8
Crash Site 8
Pre-Crash 8
Crash 10
Post-Crash 11
2012 IC CE-300 School Bus 12
Description 12
School Bus Body Exterior 13
Fuel System 15
School Bus Body Interior 16
Glazing 18
Emergency Exits 18
Bus Radio and Camera System 19
Manual Restraint Systems 20
Interior Contact Evidence 21
2012 IC CE-300 Occupant 23
Driver Demographics 23
Driver Injuries 23
Driver Kinematics 23
Row 11 Right Occupant (CISS-Web Occupant 2, Seat D5) 23
Row 11 Right Occupant Injuries 24
Row 11 Right Occupant Kinematics 28
Row 8 Right Window Seat Occupant (CISS-Web Occupant 3, Seat A6) 29
Row 8 Right Window Seat Occupant Injuries 29
Row 8 Right Window Seat Occupant Kinematics 31
Other Student and Adult Passengers 32
2013 Kenworth T800 Straight Truck 34
Description 34
Exterior Damage 34
Occupant Data 35
Crash Diagram 36
Figure 1. Overhead view of the crashed school bus (Andre Malok/NJ Advance Media via AP) 5
Figure 2. East-facing view of the crash site on the westbound lanes of the interstate (image taken from an overpass located immediately west of the area of impact) 8
Figure 3. Westbound pre-crash trajectory view of the Kenworth (image obtained as a screen capture from an SCI GoPro video) 8
Figure 4. Pre-crash trajectory of the school bus at the entry point for the westbound interstate entrance ramp 9
Figure 5. West-facing view of the entrance ramp to the limited access roadway for the pre-crash travel trajectory of the school bus 9
Figure 6. Left side view of the school bus body showing the location of the deformation and locations of the impacts (Events 1, 2, and 3) 10
Figure 7. Right side view of an exemplar 2012 IC CE330 school bus 12
Figure 8. Left side view of the school bus body deformation 14
Figure 9. Overhead view showing the left plane deformation of the school bus body and red paint transfer on the roof 14
Figure 10. Left side view of the bus body showing damage attributed to Event 2 14
Figure 11. Oblique left side view of the deformation of the ladder frame bus chassis 15
Figure 12. Forward-looking longitudinal view of the deformed bus ladder frame 15
Figure 13. Right oblique view of the bus's fuel tank and surrounding safety cage 16
Figure 14. Forward-looking view of the bus interior from row 6 17
Figure 15. Rear-looking view of the bus interior from row 3 17
Figure 16. Rear-looking view of the bus interior showing the maximum intrusion at row 8 of the school bus 17
Figure 17. Forward-looking view along the left interior wall of the bus 17
Figure 18. Observed condition and adjustment of the seat belts at row 1 left seat 21
Figure 19. Blood and hair evidence observed at the left M-pillar of the school bus 28
Figure 20. Observed condition of the row 8 right seat belts 32
Figure 21. Hair observed at the junction of the left upper window and side rail at row 10 32
Figure 22. Right side view of the Kenworth 34
Figure 23. Front view showing the impact damage of the Kenworth 34
Figure 24. View showing the left plane damage of the Kenworth that extended rearward to the tag axle 35