Glasgow's Fragmented Bus Network Shows Why Governance Matters for Electrification

Walk around Glasgow as I did this summer and the bus companies are hard to miss. First Glasgow, McGill’s, Stagecoach and other operators have their own brands and vehicles, which can make the city look as though its public transport system has been divided among private companies. Being a bit of a transit and urban development obsessive, that led me to ask why, which turned into a significant research effort that led, inevitably, to implications for electrification.

London complicates the privatization interpretation immediately. It also has numerous private bus operators, but most passengers experience one Transport for London network: common fares, common information, coordinated routes and service standards, with private companies contracted to operate pieces of the system. The important difference is not whether private companies drive the buses. It is who decides what passenger network those buses are supposed to create.

That distinction is the starting point of Why Are There So Many Bus Companies in Glasgow?, the first Briefing in a five-part series drawn from the larger strategy report. The Glasgow article follows the institutional split created by Britain’s 1980s reforms; the report asks what forty years of that natural experiment can teach transit authorities now that electrification is turning governance boundaries into depot, grid and asset constraints.

Britain created that experiment through the Transport Act 1985. Outside London, most local bus services were deregulated from October 1986. Commercial operators gained broad freedom to register routes and timetables, while the former public operating businesses were separated from public authorities and later privatized. In Strathclyde, the early period produced dozens of operators and thousands of notified service changes as companies responded to commercial opportunities without waiting for a metropolitan authority to redesign the network as a whole.

London put competition somewhere else. Its transport authority retained control over routes, frequencies, fares and service standards while private operators competed for contracts to run specified services. Operators still had to manage vehicles, labour, depots, maintenance and reliability efficiently, but they were competing to produce parts of an integrated passenger network rather than independently deciding much of the network itself.

That distinction matters because passengers do not buy an efficiently operated bus in isolation. They buy a journey. A frequent first route is not very useful if the connecting service runs hourly, ends too early for an evening shift or requires a fare structure that makes the complete trip unattractive. The operating economics of each route can make sense independently while the combined journey performs badly.

Glasgow now has mechanisms that reduce some of those problems. ZoneCard allows travel across participating buses, ScotRail and Subway services, while Strathclyde Partnership for Transport supports routes the commercial market would not provide. Those are meaningful forms of integration, but a common ticket does not decide whether two destinations should be connected, what an adequate evening frequency looks like or which transfer should be redesigned.

The natural experiment is useful precisely because competition itself was not an obvious failure. Research on Britain’s first decade of deregulation found substantial reductions in the real cost of operating buses. London also achieved significant operating-cost improvements through competitive tendering. Cost discipline from competition therefore does not require private operators to control the passenger network as well.

Edinburgh and Dublin reinforce that conclusion from different directions. Edinburgh developed around a dominant municipally owned operator within Scotland’s deregulated framework, while Dublin’s National Transport Authority specifies a common network using both public and private operators. Ownership, competition and network planning are separate choices rather than one ideological package.

That forty-year comparison is the foundation of The Bus Is Not the System — Metropolitan Transit Governance. The report uses Britain and Ireland’s different arrangements as a natural experiment, then asks what the evidence means for the next transition facing bus agencies: electrification.

Diesel fleets already depended on depots, but electric buses add high-capacity grid connections, charging equipment, control systems and infrastructure whose useful lives can extend well beyond the contract or operator that first installed them. A route can change and an operating contract can be retendered much more easily than a multi-megawatt connection can be moved across a city.

That makes governance a practical electrification issue rather than an abstract argument about privatization. An authority can procure excellent electric buses while still creating long-lived problems if critical depot capacity, grid access, charging systems or data rights are tied too tightly to one operating arrangement. Conversely, public ownership of everything is not automatically the answer; what matters is whether the metropolitan network can continue to use the assets and rights it needs as contracts and operators change.

Glasgow is now reconsidering where some of those responsibilities should sit. SPT is conducting a statutory franchising assessment for the wider Strathclyde region that could eventually allow the authority to specify the passenger network while operators compete to deliver services. That assessment is still under way, so it should not be described as an improvement already achieved, and franchising itself cannot guarantee competent network planning.

The enduring lesson from the Glasgow/London comparison is narrower and more useful. Competition in operating buses and responsibility for designing a metropolitan network are different functions. Forty years of British experience gives transport authorities evidence about how those choices interact; electrification raises the cost of getting the boundary wrong because network decisions are increasingly being embedded in long-lived physical infrastructure.

The Glasgow case is developed in the full Briefing article, while The Bus Is Not the System strategy report extends the natural experiment into passenger outcomes, depot and grid strategy, asset continuity and the decisions transit authorities need to make before electrification investments become expensive to reverse.