Speed signs with a white background and black writing apply to which trains?

Speed signs featuring a white background with black writing specifically apply to Sydney trains and NSW trains, which include passenger services. These speed signs indicate the maximum allowable speeds for trains operating in specific areas, ensuring safety and efficiency within busy rail networks.

Passenger trains are often subject to different operating procedures and safety protocols compared to freight trains or specialized services. The white background and black writing on the speed signs ensure they are easily visible and legible, particularly for the drivers of passenger trains who may frequently stop and start at stations, where adherence to speed limits is crucial for passenger safety.

In contrast, freight trains may operate under different regulations and speed restrictions, which can be indicated by different signs. Likewise, executive trains or dedicated luxury services are typically subject to specific protocols and may not be governed solely by these standard signs, thus these signs do not apply to them. The distinction makes it clear that the white background with black writing speed signs are tailored specifically for general passenger rail services, ensuring clarity in communication to train operators in New South Wales.