This sign means:

The correct interpretation of the sign is that it indicates no trucks are permitted in the area. This type of sign is crucial for ensuring that larger vehicles, which may have difficulty navigating certain streets due to their size or weight, are kept off roads that cannot accommodate them safely. This restriction helps to prevent traffic congestion and reduce the risk of accidents associated with larger vehicles in restricted areas.

For individuals operating commercial vehicles or planning routes, recognizing this sign is vital to avoid fines or getting stuck in locations unsuitable for trucks. Adhering to such regulations also helps ensure the safety of both vehicle operators and the general public.