Municipal services run on fixed rounds. Fill level, flow, presence and air quality reported from the asset itself replace those rounds with demand — and the saving is usually not in the sensor at all, it is in the vehicle that no longer drives a route to collect nothing.
All of them share one deployment problem: the asset has no power and nobody is standing next to it.
| Signal | How | What it changes |
|---|---|---|
| Container fill level | Ultrasonic or time-of-flight in the bin or skip | Collection routed to full containers; empty rounds eliminated |
| Water flow and pressure | Inline metering at district and zone level | Night-flow analysis locates a leak to a zone before it surfaces |
| Water quality | Turbidity, chlorine residual and conductivity | Continuous assurance rather than periodic sampling |
| Street lighting state | Per-luminaire control and fault reporting | Failed lamps reported rather than discovered; dimming to schedule or presence |
| Parking occupancy | In-bay or overhead detection | Occupancy for guidance, enforcement and genuine demand pricing |
| Air quality and noise | Particulate, nitrogen dioxide and sound level | Evidence for policy, and for measuring whether the policy worked |
The sensing is the solved part. These are what determine whether the deployment is still running in year three.
Bins, chambers, columns and bays have no supply and no one nearby. Battery life over a five to ten-year contract, and a device that reports its own health, determine whether the deployment survives — not the accuracy of the sensor.
Radio has to reach below ground into chambers, inside metal containers and along streets with obstruction. Gateway siting, power and backhaul are a network design exercise surveyed properly, not a count derived from a map.
Public assets attract interference and theft. Enclosure, mounting, tamper detection and a device that is worth little in isolation all reduce the loss rate, and some loss is planned for rather than designed out.
A ten-year contract will outlive several generations of hardware. Open protocols, documented interfaces, exportable data and an update path matter more than any current specification, because the alternative is a decade of lock-in nobody intended.
Chambers, columns and containers were installed without any of this in mind. Mounting, ingress protection and safe access during installation shape the design as much as the measurement does.
Rounds eliminated, leaks found before they surfaced, lamp faults fixed before they were reported — measured against a baseline captured before deployment. Without that baseline the business case cannot be defended at renewal.
Municipal, utility and campus estates.
Fill-level monitoring across bins, skips and communal containers, with collection routed to demand rather than to a fixed round.
District metering, night-flow leak localisation, pressure management and continuous quality monitoring.
Per-luminaire control, fault reporting and adaptive dimming with measured energy saving.
Air quality, noise and flood monitoring, providing the evidence base for policy and for assessing whether it worked.
By routing collection to containers that are actually full. The saving is rarely in the sensor — it is in the vehicle hours and fuel no longer spent driving a fixed round to empty containers that did not need emptying.
Through district metering and night-flow analysis. Minimum overnight flow in a zone with no legitimate demand indicates loss, which localises the leak to a zone and makes acoustic survey worth deploying rather than guesswork.
Reporting policy far more than cell chemistry. A device in a chamber or a bin has no supply and a site visit costs more than the hardware, so reporting rate and radio choice are settled at architecture against the contract term.
Open protocols, documented interfaces, exportable data and a defined update path — specified at procurement. A ten-year municipal contract will outlive several generations of hardware, and that is the constraint that matters most.
Tell us the specification, the constraint and the deadline. Programmes that cross silicon, radio, embedded and AI are where Faststream is strongest.