# Class descriptions:

#### Processing and Mapping the Crash Scene

This class will cover the following topics

• Fundamentals of Mapping and Drawing
• Evidence collection
• Creating scaled diagrams
• Using the drawing template
• Creating a Scale Drawing of your Crash Scene
• Using baseline offset and triangulation methods to create diagrams
• Creating, modifying and placing symbols
• Creating separate layers for illustration
• Measuring and cataloguing evidence
• Creating time and distance illustrations
• Using basic photogrametry
• Creating scale bars, title and legend boxes
• Importing and exporting various file types
• Practical Exercises
• Preparing your Illustration for Presentation

Students will need to bring a notebook, drawing and writing materials, Traffic Accident Template (BlueBlitz, etc..) scientific calculator, and tape measure or measuring wheel.

#### Reconstructing the Pedestrian Collision

This class will cover the following topics:

• Pedestrian crash problems
• Pedestrian crash mathematics
• Computer applications for the pedestrian collision
• Pedestrian impact dynamics
• Collection of data
• Pedestrian conspicuity
• Reaction time/human factors
• Reconstruction techniques
• Hit and run investigation techniques
• Research Papers and Published Studies
• Daytime Pedestrian Reconstruction problems vs. nighttime Case Preparation
• Medicolegal autopsies forensic examination of deaths
• Factors affecting driving performance, such as age, alcohol/drug use, fatigue, etc
• Human vision and other senses in the driving environment
• Driver perception and reaction
• Simple versus complex perception-reaction times
• Incorporating perception and reaction into time-distance analysis
• The value and reliability of eyewitness evidence
• Eyewitness evidence versus physical evidence
• The nature of human perception and memory

Students will need to bring a notebook, drawing and writing materials, Traffic Accident Template (BlueBlitz, etc..) scientific calculator, and tape measure or measuring wheel.

#### Traffic Accident Reconstruction Mathematics Refresher

This class will cover the following topics:

• Mathematical principles and equations
• Understanding the importance of the Square Root
• Skid marks and vehicle speeds
• Speed estimates from kinetic energy, skidmarks, scuffmarks
• Time, distance, and motion equations
• Conservation of momentum equations
• Center of mass calculation
• Vector sum analysis
• Derivation and origin of the commonly used speed formulas
• Speed of vehicles at impact using conservation of linear momentum
• Newton’s three laws of motion
• Reaction time/human factors
• Reconstruction techniques
• Practical Exercises
• Case Preparation
• Math and the Courtroom

Students will need to bring a notebook, drawing and writing materials, Traffic Accident Template (BlueBlitz, etc..) and a scientific calculator.