單選題 · 選擇一個答案
What is the maximum forward distance for a heavy rigid vehicle without a tow coupling?
沒有牽引連接裝置的重型剛性車輛，最大前向距離是多少？
A standard heavy rigid vehicle without a tow coupling has a maximum forward distance of 9.5 metres.
沒有牽引連接裝置的標準重型剛性車輛，最大前向距離為9.5米。
閱讀相關知識
The usual limit with a tow coupling is 8.5 metres. Neither figure is the vehicle's overall length.
有牽引連接裝置時通常是8.5米；不要把兩者或車輛總長混為同一個數值。