1.1 carry out calculations to determine the forces acting upon a vehicle in motion

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1.1 carry out calculations to determine the forces acting upon a vehicle in motion

Unit 78: Automotive Accident Investigation Unit code: L/601/1368

Learning outcomes

On successful completion of

this unit a learner will:

Assessment criteria for pass

The learner can:

LO1 Understand the forces acting

on a vehicle when in motion

and during a collision

1.1 carry out calculations to determine the forces acting

upon a vehicle in motion

1.2 explain the effect of friction on the motion of a vehicle

1.3 evaluate the effects of a vehicle collision

LO2 Understand the influence of

vehicle brake characteristics

on the behaviour of a vehicle

2.1 analyse different types of brake circuits and explain the

effect of circuit failure on brake performance when one

circuit fails

2.2 explain the operation of different types of pressure

valves

2.3 assess the different characteristics of brake fluid

2.4 explain the different types of brake defects

2.5 explain the legal requirements with regard to vehicle

braking systems

LO3 Understand the influence of

vehicle tyre characteristics

on the behaviour of a vehicle

3.1 explain the different types of tyre markings

3.2 discuss the factors affecting vehicle handling and tyre

behaviour

3.3 discuss the factors affecting adhesion

3.4 recognise tyre construction and determine types of tyre

defects

3.5 interpret the legal requirements for tyres

LO4 Be able to apply accident

reconstruction techniques

4.1 evaluate the relevance of vehicle debris and tyre

markings at the scene of an accident

4.2 produce accident scene construction plans. of a vehicle