Road sign detail
Warning
Warning Signs
One vehicle width structure
The carriageway ahead narrows so only one vehicle at a time can pass.
Meaning
The carriageway ahead narrows so only one vehicle at a time can pass.
Mnemonic
Single-width structure means one vehicle through at a time.
Source: k53_manual: SA Learner Driver Manual Road Traffic Signs; ref=docs/sources/raw/2-road-traffic-signs-2012.pdf p.30; note=one vehicle width structure W327 TW327
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