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Under standard dimension rules for an ordinary non-agricultural rigid truck, how far may the vehicle or its load extend forward from the front edge of the driver’s seat in its rearmost position?
按標準尺寸規則，對普通非農用剛性卡車，駕駛座調到最後位置時，車輛或貨物最多可以超出駕駛座前緣多遠？
With the driver's seat in its rearmost position, the maximum forward overhang from its front edge is 3 metres.
駕駛座調到最後位置時，從座位前緣到車輛或貨物最前端的前懸，上限為3米。
閱讀相關知識
Do not measure an extra 3 metres from the front bumper. Overall length, forward distance and other applicable limits must also be met.
這是前懸的量法，不是從車頭保險槓再額外增加3米；還要符合總長、前向距離等其他限制。