Question

Difficulty: HardPre-Manoeuvre Observation

You are driving in the left lane of a busy multi-lane one-way street and need to move into the right-hand lane to prepare for an upcoming junction. In what sequence should you carry out the following observation and vehicle control actions?

  1. 1Check your interior rear-view mirror to assess the speed and position of vehicles following directly behind.
  2. 2Check your right exterior door mirror to evaluate the traffic flow in the adjacent lane.
  3. 3Activate your right direction indicator to signal your intention to other road users.
  4. 4Check your right shoulder blind spot with a quick glance to confirm no vehicle or cyclist is alongside.
  5. 5Steer smoothly across into the right-hand lane while maintaining a safe road speed.

Answer

The correct sequence begins with checking the interior rear-view mirror, followed by the right exterior door mirror, activating the right direction indicator, performing a right-shoulder blind spot check, and finally steering smoothly into the right-hand lane.
The correct procedure follows the standard DVSA Mirrors-Signal-Manoeuvre (MSM) routine. The interior mirror is checked first for general situational awareness, followed by the right door mirror to evaluate the target lane. Once verified, the right indicator is activated to give clear advance warning. Crucially, a final quick glance over the right shoulder into the blind spot is carried out immediately before steering smoothly into the lane.

Step-by-Step Solution

1
Check the interior rear-view mirror.
Gauges the distance, speed, and behaviour of following vehicles.
Establishes overall awareness behind the vehicle before any specific manoeuvre begins.
2
Check the right exterior door mirror.
Assesses the traffic conditions and available gaps in the target right-hand lane.
Ensures it is safe to signal without misleading or obstructing fast-approaching traffic in the adjacent lane.
3
Activate the right direction indicator.
Informs surrounding motorists, cyclists, and pedestrians of your intention to change lanes.
Provides adequate advance warning to others in accordance with the Mirrors-Signal-Manoeuvre routine.
4
Glance over your right shoulder to check the blind spot.
Detects any road users (particularly motorcyclists or cyclists) positioned alongside the rear quarter that mirrors cannot show.
Acts as the final safety check immediately prior to lateral movement.
5
Steer smoothly across into the right-hand lane.
Positions the vehicle safely within the new lane.
Executes the manoeuvre only after all checks and timing confirm it is safe to do so.

Key Concept

Pre-manoeuvre observation routine (Mirrors-Signal-Manoeuvre with final shoulder blind spot check)
Estimated Time:1m 30s
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