Sähköpikalinjat

Sähköpikalinjat, a Finnish term, translates to "electric speed lines" or more commonly, "express trolleybus lines." These are a type of public transport system found in some Finnish cities, primarily Helsinki, that combines features of both trolleybuses and trams. They operate on dedicated lanes, often alongside existing road infrastructure, allowing for higher average speeds and greater reliability compared to conventional buses.

The key characteristic of sähköpikalinjat is their electrification, drawing power from overhead wires, similar to trolleybuses. However, they are designed for higher capacity and a more integrated urban transport experience, often serving as feeders to or extensions of tram networks. This dual power source capability can sometimes be a feature, though the primary mode is electric traction. The dedicated lanes significantly reduce interference from general traffic, leading to more predictable travel times and improved service efficiency.

This system aims to offer the environmental benefits of electric public transport, such as zero tailpipe emissions, while providing a faster and more convenient travel option for commuters. The implementation of sähköpikalinjat reflects a broader trend in urban planning towards sustainable and efficient public transportation solutions that can adapt to the specific needs and existing infrastructure of a city.