Singapore

What the record shows

Singapore is the most-copied smart-city programme in the world, and the most interesting thing in its own record is what it has thrown away. The artefact other cities cite most often is the one Singapore itself wound down; two more of its widely admired experiments were closed after proving their point. What survived is duller, older and more structural than the showcase — and that gap between what gets copied and what gets kept is the argument this record makes better than any other here.

Virtual Singapore is the case. A national 3D digital twin launched in December 2014, it produced work at a scale nobody has matched: over 160,000 high-resolution aerial images captured in 41 days for a nationwide reality mesh at ten-centimetre resolution, plus roughly 25 terabytes of street data from 600 billion point-cloud points. It became the reference every other city's twin proposal points at. It also wound down — and when Singapore needed twins that actually ran something, it built different platforms for the purpose: the sensor-fed Open Digital Platform in Punggol Digital District, and a separate maritime twin for the port. Fame is not operation, and the country most associated with the idea is the one that separated the two.

The two closures are just as instructive because neither was a technical failure. Beeline let commuters request and pre-book seats on private express bus routes and used the aggregated demand to shape new ones, reaching more than 130 routes at its 2017 peak before ending in 2019. Lamppost-as-a-Platform equipped more than fifty lampposts across two districts with video, environmental and geolocation sensors as shared urban infrastructure — and was overtaken by its own timeline: by the time the model had been proven across both trial sites, sensors had become cheap and portable enough that permanently mounting them on every lamppost no longer made sense. That is an unusual way to fail. The pilot worked and the world moved underneath it, which is a risk every multi-year infrastructure trial runs and almost none of them document. The retirement that mattered most was deliberate: TraceTogether and SafeEntry reached 70 per cent adoption — 3.8 million users by December 2020 — and supported roughly 600,000 quarantine orders, and then the country switched the system off in 2023 and deleted the data. Very few of the pandemic tools in this atlas have an ending recorded at all.

What Singapore kept is mostly plumbing. Electronic Road Pricing replaced the paper Area Licensing Scheme in 1998 and has held expressway speeds inside a target band ever since by adjusting rates rather than by adding capacity; peer-reviewed analyses put the traffic drop in the charging zone at roughly 10 to 15 per cent against the old baseline, and it is one of the very few entries here resting on anything other than an official source. It is now changing substrate entirely — satellite units fitted since November 2023 replace the gantries outright from January 2027. Singpass, launched in 2003, is a single login for more than 2,700 government and private services and is used by about 97 per cent of residents over fifteen; OneMap has been the authoritative national base map with a free API since 2010. Marina Bay's district cooling network has run since 2006 without a supply disruption, cutting customers' cooling energy by more than 40 per cent against in-building air conditioning — the least glamorous entry here and one of only three graded a documented success.

Being a city-state changes what the ledger above is counting: most of these entries are national in scale, because there is no other level for them to sit at. That removes the jurisdictional problem that dominates the Philippine and Chilean records, where the body that measures and the body that can act are different governments. It shows in the design of the small things. OneService lets a resident report a problem without knowing which of ten agencies or seventeen town councils owns it, and routes the case itself — the opposite of a reporting system that asks the public to learn the org chart. SimplyGo moved fare computation off the card into a back-end account, and accepted the visible cost of that choice: the gantry can no longer show a balance.

The measurement entries sit where most of this atlas sits, one rung below automatic consequence. PUB's flood network, built after the severe floods of 2010 and 2011, runs more than a thousand water-level sensors in drains and canals and over five hundred cameras, forty-eight of them publicly viewable and refreshed every five minutes, into a round-the-clock operations centre — warning rather than actuation. The water grid keeps non-revenue water near 5 per cent, among the world's lowest, on the agency's own reporting. The one entry with an independent health result is honest about its boundary: a peer-reviewed evaluation of one season of the National Steps Challenge found 696,907 registered adults raised their mean daily step count by roughly 1,580 steps — during the challenge phase. The green-building programme reports its flagship tower cutting annual energy by about 22 per cent and says plainly that this is one building, not a programme-wide result. And the Punggol shuttles, running three fixed routes from January 2026, each carry a safety operator — stated as such, without a driverless label attached. If the entries below agree on one lesson, it is that Singapore's reputation rests on the projects it retired, and its actual record rests on an identity layer, a road price and a chilled-water pipe.