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Rule 161 ↗
Mirrors. All mirrors should be used effectively throughout your journey. You should
use your mirrors frequently so that you always know what is behind and to each side of you
use them in good time before you signal or change direction or speed
be aware that mirrors do not cover all areas and there will be blind spots. You will need to look round and check.
Overtaking (rules 162 to 169)
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Mastering Your Mirrors : The MSM Routine for Safe Driving
Mirrors
Check your mirrors first to understand exactly what is behind and to each side of your vehicle before acting .
Signal
Once the mirrors confirm it is safe , use your indicators to inform other road users of your intentions .
Manoeuvre
Only after checking mirrors and signaling should you begin the change in direction or speed .
Best Practices for Mirror Use
Maintain Constant Awareness
You should use your mirrors frequently throughout your journey so you always know the position of nearby traffic .
Timing is Critical
Always check your mirrors in good time before you choose to signal , change your direction , or adjust your speed.
Overcoming Limitations
Identify Blind Spots
Be aware that mirrors do not cover all areas around the vehicle , leaving ' blind spots " where other road users may be hidden .
Look Round and Check: Because mirrors are limited , you must physically look around to check areas not visible in the glass before proceeding .
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