98% of yellow boxes London and Cardiff are too big, says the RAC

Motoring organisation calls for update to guidance on design of existing box junctions

Almost every yellow box junction of 100 analysed in London and Cardiff is bigger than it needs to be in order to prevent traffic congestion, says a study commissioned by the RAC. The motoring organisation is worried that oversized box junctions are leading to unnecessary fines being issued to drivers.

The RAC commissioned Sam Wright, a chartered engineer, to examine yellow boxes in the two capital cities. After analysing the 100 junctions responsible for generating the most fines issued in...

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