Decoding Rule 127 : The Broken White Line

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Highway Code Rule 127

📖 Rule 127 Full Regulations & Explanation

Rule 127 ↗
A broken white line. This marks the centre of the road. When this line lengthens and the gaps shorten, it means that there is a hazard ahead. Do not cross it unless you can see the road is clear and wish to overtake or turn off.

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Decoding Rule 127 : The Broken White Line

Identifying the Markings

The Centre of the Road: A broken white line is the standard marking used to identify the middle of the roadway for two - way traffic .

Rules for Maneuvering

Assess Visibility

Before attempting to cross the line , you must confirm that the road ahead is completely clear of oncoming traffic .

The Hazard Warning Signal: When the white lines become longer and the gaps between them become shorter , it indicates a hazard is ahead .

Determine Intent

Crossing the line is only permitted if you are performing a specific action : overtaking another vehicle or turning off the road .

Do Not Cross Unless Necessary

Rule 127 dictates that drivers should remain in their lane unless both visibility and intent criteria are met .