Download NC BLET Traffic Crash Investigation Exam Questions and Answers and more Exams Traffic Control and Regulation in PDF only on Docsity!
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Responding to the scene of a crash - - - correct answer ✅Gather as much information as possible before responding. Follow the shortest and quickest possible route. Always employ safe driving techniques. Responding to the Scene of a Hit and Run - - - correct answer ✅Gather all available information on the suspect vehicle. While responding to the scene, look for vehicles that match the descriptions given. If suspect information was not available, obtain and broadcast a description to all law enforcement agencies as soon as possible. Keep in mind some collisions are intentional. Investigator NOTE - - - correct answer ✅The greatest enemy may be the investigators own prejudices. View each collision as a separate investigation, even when similarities exist from previous crashes. Arriving at the Scene of a Crash - - - correct answer ✅Select a safe location to park the patrol vehicle
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Use the patrol vehicle emergency lighting Dont blind oncoming traffic with the patrols vehicles lights Use the patrol vehicle as a barrier Additional Assistance - - - correct answer ✅Fire EMS Additional Officers Utility Companies Wrecker service/tow truck Make sure all injured persons ______________________________________. - - - correct answer ✅Are receiving first aid. Interviewing persons at the scene of a crash- - - - correct answer ✅Interview involved persons alone. Be tactful, patient, and employ good communication skills. Gather Identification from a person.
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EXAMPLE-The roof buckling when the vehicle is hit on the front. Less than _____% of all crashes is caused by mechanical failure annually. - - - correct answer ✅1% Three Basic Elements involved in any crash - - - correct answer ✅People Vehicles Roadway Five Types of Physical Evidence from the Roadway - - - correct answer ✅Final Resting Place of vehicles and bodies Tire Marks Gouge Marks Debris Damage to Roadside Objects Two types of final resting positions - - - correct answer ✅Controlled-Position is controlled by the driver in control of the vehicle.
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Uncontrolled-Figure it out Three Kinds of Tire Marks - - - correct answer ✅Skids Yaws Prints Skids - - - correct answer ✅Made by a tire that is locked. Skids show-The location and direction of travel of the vehicle. The drivers intention to slow or stop. Provides possible evidence as too the speed of the vehicle. Helps define area of impact. Skids-The most important information an officer needs is the ________________________________________________ from the vehicle skid. - - - correct answer ✅Total Distance
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To measure a Yaw Mark officers need to measure the_____________and middle__________ in the first one third of the Yaw Mark. - - - correct answer ✅Chord and the middle Ordinate Tire Prints - - - correct answer ✅Caused by the tires in normal fashion and freely. Typically seen when a vehicles wheels travel through soft material or fluid. As evidence Tire Prints show.... - - - correct answer ✅.....The location and direction of the vehicle ....The drivers intention was not to brake, and it may indicate that the driver was steering Gouge Marks - - - correct answer ✅Physical damage caused to the when some part of the vehicle strikes the roadway. For Gouge Marks to be beneficial officers much match the marks to the objects on the vehicles that caused them.
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Debris - - - correct answer ✅The most common type of physical evidence found at the scene of a crash. Debris refers to broken parts, dirt, or fluid dislodged from the vehicle during the impact. Not always the best way to locate the exact point of impact because debris will travel with the car and continue forward after the vehicle stops. Damage to Roadside Objects - - - correct answer ✅Damaged objects such as trees, mailboxes, ditch culverts, signs, fences, and other structures. Determining the Area of Impact - - - correct answer ✅Also called the "Point of Impact". This area can be located by looking for signs on the roadway. Indicators of Impact Area - - - correct answer ✅Dirt and Debris on Roadway Gouge Marks on the road Sharp Angles in Skid Marks(Offsets)
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Larger items use______marks. - - - correct answer ✅Two Marking-Bodies - - - correct answer ✅Place one mark at the head and one at the center of mass. Vehicles mark the______________of each tire. - - - correct answer ✅Center Three Marks may be used on- - - - correct answer ✅Curved Tire Marks or Yaw Marks Straight Irregular Marks Debris areas larger than three feet Reference Points - - - correct answer ✅Permanent Location that officers or someone else can locate at the scene. Two Types of Reference Points - - - correct answer ✅Tangible
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Intangible Tangible Reference Point - - - correct answer ✅Fixed object or landmark already at the scene. Intangible Reference Point - - - correct answer ✅Those which the the officer places at the scene and must be related to and measured from a tangible reference point. Intangible Reference Points should be marked on the roadway with-
correct answer ✅Paint or Chalk Measuring Tools - - - correct answer ✅Tape Measures-One 100 Feet long and one 25 Feet Long Wheel Tape Measurements should be recorded to the nearest____and underlined superscript. - - - correct answer ✅Inch
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Motor Vehicle Crash - - - correct answer ✅Any event that results in the unintended injury or property damage directly or indirectly related to the motion of a motor vehicle or its load. When personal injury is observed or claimed the event must be recorded on the- - - - correct answer ✅DMV-349 Crash Report Reportable Crash - - - correct answer ✅When Personal Injury is Observed or Claimed. Total Property Damage $1000 or more. Property damage of any vehicle seized. Types of Areas - - - correct answer ✅Public Highways/Streets Public Vehicular Area(PVA)-parking lots to schools, hospitals, malls, etc. Private Property(PP)-An area not open to the public for the use of vehicular traffic-Driveways, residential property, fields, etc.
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DOT - - -
correct answer ✅Department of Transportation DOT may be needed for- - - - correct answer ✅Detour signs To repair damage to the roadway, highway signs, or bridge railing. ____________________________is one of the best means of recording information at the scene. - - - correct answer ✅Photographs Hit and Runs - - - correct answer ✅Collect all information possible and include in your report.
