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Cities/
Specialized fields/
Waste and street servicesWaste services, collected on evidence.
Collection crews drive fixed rounds whether bins are full or empty. Fill sensors in bins and banks, gas and weather at transfer stations and depots report to one record that plans routes, keeps sites safe and accounts for waste.
Plan a deploymentHow it worksStation Builder- Industry
- Cities
- Measurements
- 4
- Sources cited
- 3
Cities · Waste and street services
Rounds that ignore the bins
A collection truck drives the same round every week, emptying half-empty bins while others overflow two streets away. Transfer stations store waste that can heat, smoke and smell. Knowing how full each bin is, and what is happening at each site, lets crews work where they are needed.
What is measured
Fill, gas, heat and weather
Fill sensors inside street bins, recycling banks and underground containers measure how full they are. Gas detectors and heat sensors watch transfer station halls and bays, weather stations record wind for odour complaints, and every completed collection is recorded. Every reading names its container or site.
- Instruments
- Bin fill sensors · Gas detectors · Heat sensors · Weather stations
The base node
Routes from forecasts
The city node learns how fast each bin fills and forecasts when it will be full, then builds the next day’s routes. The transfer station node raises gas and heat alarms at once. Every value is signed, so routes and alarms can be checked later.
Radio and links
LoRaWAN through metal lids
Bin sensors in metal and underground containers reach roof gateways over LoRaWAN, for years on a battery. Gateways, transfer stations and vehicles report to the depot over cellular, and vehicles upload their collection records over the depot’s wireless. Each gateway is supervised.
- Links
- LoRaWAN · Public cellular · Wi-Fi
How it works
From a full bin to tomorrow’s route
A fill sensor in a recycling bank reports it nearly full. The city node forecasts it will overflow tomorrow and adds it to the next route. The crew empties it, the collection is recorded, and the overflow complaint that would have come never arrives.
From order to operation · Order
Scope the rounds and the sites
The scope reads the collection rounds, bin and bank inventory, transfer stations and the waste records the city must keep. Nexus Observatory Inc. returns the sensor plan, the radio design, the integration with routing and waste systems and a price per sensor and per service.
Plan a deploymentFrom order to operation · Survey
Ride the rounds
Crews ride rounds with the drivers to see which bins overflow and which are always empty, survey transfer stations for gas and heat points with the site manager, and check gateway coverage from roofs across each district. Their knowledge shapes the sensor plan.
From order to operation · Permits
Containers, roofs and sites
Sensors in containers belong to the city; gateways on roofs need the owners’ consent. Transfer station points follow the site’s permit and safety rules, and every consent is kept with the record. Drivers and site staff are briefed on what the sensors do, and every consent and briefing is kept with the record.
From order to operation · Build
Build for bins
Fill sensors, gateways, gas detectors, the industrial gateway and nodes are built, tested and enrolled with their identities. Each fill sensor is configured for its container type, and every one is labelled with the container it serves. Spares are kept at the depot.
Open the Station BuilderFrom order to operation · Install
Install on the round
Crews fit fill sensors inside lids and containers as rounds empty them, mount gateways on roofs, and install gas, heat and weather points at transfer stations. Every sensor is located and photographed for the record. Crews log each sensor as they fit it, so nothing is missed.
From order to operation · Commission
Check fill against the eye
Each sensor proves its identity. Fill readings are checked against what crews see at collection, gas detectors with reference gas, and alarms are tested to the transfer station manager. Routes are generated in parallel with the old rounds first. Results are kept with each record.
From order to operation · Operate
Collect what is full
Planners build each day’s routes from fill forecasts, crews empty what is full and skip what is not, and overflow complaints fall. Transfer stations see gas and heat with alarms, and the waste record follows from completed collections. Every route is kept on the record.
From order to operation · Maintain
Swap and check on the round
Sensors are checked when crews notice a mismatch, batteries changed on plan, damaged sensors swapped on the next round, and gas detectors calibrated on schedule. Every change is recorded against the container or site. Spares ride on the trucks, so a failed sensor is replaced on the spot.
Book field servicesData products
For planners, crews and authorities
Collection planners and crews receive fill forecasts and daily routes; street services receive overflow alerts; transfer station managers receive gas and heat alarms; waste authorities and city leadership receive waste records and indicators. Each product carries its container or site.
See the data productsEvidence
Waste accounted for
Every reading, route, collection and alarm is signed and kept. Waste records follow the Waste Framework Directive, city indicators follow the international standard, and data is exchanged through open standards, so the city can show what it collected and how efficiently.
- Drawn against
- Directive 2008/98/EC · ISO 37120 · OGC SensorThings
What you get
Municipal sensing and connectivity layers
City-wide LPWAN or private 5G as a shared layer for public sensors and services. Delivered as managed service, for cities, regional governments. Scale: City-wide. Service levels are written as numbers you can measure on your own dashboard. Changes are versioned, tested and reversible.
Talk to salesNext step
Plan waste and street services with us
Tell us the site, the measurements and the rules it answers to. We reply with a survey proposal, a design and a scope for waste and street services. An engineer replies with a survey proposal and a scope, and the plan grows from one site to the network you need, at your pace.
Plan a deploymentOpen the Station BuilderOpen the Studio
01The place and its hazards
Where it runs, and what can go wrong.
Operating contextCities collect household and street waste, empty recycling banks and run transfer stations and depots. Fixed rounds waste fuel and time, overflowing bins draw complaints and pests, transfer stations handle gases and fire risk, and waste rules require records of what is collected and where it goes.
Hazards
- Overflowing bins and fly-tipping
- Wasted rounds to empty bins
- Fires and gas at transfer stations
- Odour complaints from neighbours
- Incomplete waste records
02What must be measured
What, where, how often, and under which rules.
Each measurement names where it is taken, how often, and the public standard or regulation behind it. Numbers in the sources column open the cited source below.
| Measurement | Where | Cadence | Sources |
|---|---|---|---|
| Bin and bank fill levels | Street bins, recycling banks and underground containers | Several times a day | 1 |
| Gas and temperature | Transfer station halls and storage bays | Continuous | 1 |
| Weather and wind | Transfer stations and depots | Continuous | 2 |
| Collections completed | Every bin and bank | Each collection | 13 |
03The observation stack
From one base unit to a network.
The same blocks at every scale: instruments and a base node, a site with its radio, a fleet run as one, and a network federated on the open protocol.
- 01
Base unit
A bin sensor on LoRaWAN, or a transfer station point read by an industrial gateway and an edge node.
Build a station → - 02
Site
A district: bin sensors, a gateway on a roof and the transfer station’s node with cellular to the depot.
Plan a site → - 03
Fleet
Every sensor of a city run as one fleet, with one record.
Managed offers → - 04
Network
Cities and waste authorities exchange waste data and indicators through open standards.
The open protocol →
- 01Gas detector (industrial)
- 02Compact weather station
- 03LoRaWAN gateway
- 04OT gateway (OPC UA, Modbus)
- 05Edge node (Wedge)
- 06Cellular modem/router
- 07Pole
Radio and links
LoRaWAN
Bin sensors in metal and underground containers reach roof gateways at very low power, for years on a battery.
Radio and links
Public cellular
Gateways, transfer stations and vehicles report to the depot over the public network.
Radio and links
Wi-Fi
Vehicles upload collection records at the depot.
Edge computeThe transfer station node raises gas and heat alarms at once; the city node forecasts when each bin will be full and builds the next day’s routes from the forecasts.
PowerBin sensors run on batteries for years; gateways and station equipment on mains.
04How it works
From the instrument to the product.
One observation’s path, tier by tier, with the interface on every link and a bill of materials below; then how the one node grows to a site, a fleet and federated networks.
Waste and street services: data path
– of 07
01 Instruments Measurement with sensor identity andcalibration 02 Gateway 03 Node – Wrap in an observation envelope with timequality– Measure quality and uncertainty, attachquality flags– Buffer locally (store-and-forward when thelink drops) 04 Backhaul Commit with transactional outbox andpublish, delivered at least once 05 Site Consumer inbox deduplicates and applieseach record once into governed data 06 Data store Governed product through API, map orexport, correction-aware 07 Products OGC SensorThings APILoRaWANOPC UA 08 Power and structure Fill-level sensors in bins withLoRaWAN radios Not in the reference kit 01 Gas detector (industrial) Analogue I/O · RS-485 · Ethernet 02 Compact weather station SDI-12 · RS-485 · Ethernet 03 LoRaWAN gateway Ethernet · RF · GNSS antenna 04 OT gateway (OPC UA, Modbus) Ethernet · RS-485 · CAN · AnalogueI/O 05 Edge node (Wedge) Ethernet · Fibre · USB · RS-485 ·BMC 06 Cellular modem/router Ethernet · USB · RS-232 Site MQTT 5 with Sparkplug B Governed data store Versioned, correction-aware Fill forecasts and daily routes Overflow alerts Transfer station gas and heat alarms Waste records and indicators 07 Pole LoRaWAN RS-485 · Modbus RS-485 · Modbus Ethernet Ethernet · opc-ua Ethernet LTE/NR| Item | Equipment | Data ports | Protocols | Power in |
|---|---|---|---|---|
| 01 | Gas detector (industrial)Fixed detector for flammable or toxic gas in industrial areas, with alarm outputs. | Analogue I/ORS-485Ethernet | Modbus, OPC UA, MQTT 5 | 24 V DC |
| 02 | Compact weather stationAll-in-one or compact station for temperature, humidity, pressure, wind and rain at a site. | SDI-12RS-485Ethernet | SDI-12, Modbus, MQTT 5, OGC SensorThings API | 12 V DC |
| 03 | LoRaWAN gatewayMulti-channel LoRaWAN gateway that forwards uplinks to a network server and schedules downlinks within duty limits. | EthernetRFGNSS antenna | LoRaWAN, MQTT 5 | PoE, 12 V DC |
| 04 | OT gateway (OPC UA, Modbus)Read-only bridge from industrial fieldbuses and controllers (Modbus, OPC UA, DNP3, IEC 61850, CAN) to the site network, behind a security boundary. | EthernetRS-485CANAnalogue I/O | OPC UA, Modbus, DNP3 (IEEE 1815), IEC 61850 (MMS, GOOSE), MQTT 5 | 24 V DC |
| 05 | Edge node (Wedge)Rugged edge node that boots from signed media, attests itself and establishes a site cell from little or no infrastructure. | EthernetFibreUSBRS-485BMC | MQTT 5, DMTF Redfish, IEEE 1588 PTP, NTP with NTS, OPC UA | 12 V DC, 24 V DC, 48 V DC, AC mains |
| 06 | Cellular modem/routerLTE or NR modem or router that uses a public carrier or private network as backhaul. | EthernetUSBRS-232 | 3GPP E-UTRA air interface, 3GPP NR air interface, OMA LwM2M | 12 V DC, PoE |
| 07 | PoleUtility, street or dedicated pole with clamp positions. | — | — | — |
How it scales
01 Instruments Arbitrary qualified sensors and instruments whosemeasurements are ingested with calibration, units,geometry, time, custody and uncertainty. ×n 02 Node The minimum useful deployable unit: server, ruggedappliance, radio node, sensor gateway, satelliteterminal, AI, scientific, vehicle or virtual node. Node Node agent 03 Site The minimum independently operable localgovernance and failure domain: one or more nodesplus local network, identity, policy, evidence,storage, products and operator surfaces.SITE
Node Node Node ×n 04 Cluster An optional scale or specialisation domain forscheduling, shared storage, accelerators or datalocality.CLUSTER
×n 05 Fleet Coordinates plans, acknowledgements,convergence evidence, update campaigns andcorrection propagation across nodes and sites.FLEET
Fleet controller ×n 06 Federation An exchange of products, capabilities, events orwork across approved, independently administeredtrust domains, using explicit trust, policy,data-locality, version and correction contracts.TRUST DOMAIN
TRUST DOMAIN
TRUST DOMAIN
×n Verifier Applications Data in the field Telemetry Control Data upstream Control Data upstream Control Exchange Evidence Events Exchange- Data in the field
- MQTT 5 with Sparkplug B; connectors for LoRaWAN, OPC UA and instrument buses.
- Telemetry
- OpenTelemetry OTLP.
- Control
- TLS 1.3 with mutual authentication; protobuf messages over gRPC or HTTP/2.
- Data upstream
- At-least-once publication with repeat-safe keys over the control channel or NATS JetStream; QUIC MAY be used on lossy links.
- Evidence
- DSSE-signed in-toto statements; SLSA provenance; SCITT transparency receipts.
- Events
- Event envelopes mapped to CloudEvents 1.0; channels described in AsyncAPI 3.
- Exchange
- OpenAPI 3.1; the OGC API family; SensorThings; STAC; WIS 2.0.
05From order to operation
Every step, from the first call to a running site.
The same crew and the same record carry the work from scope to maintenance.
- 01 Order
Scope the rounds and the sites
The scope reads the collection rounds, bin and bank inventory, transfer stations and the waste records the city must keep. Nexus Observatory Inc. returns the sensor plan, the radio design, the integration with routing and waste systems and a price per sensor and per service. 1
- 02 Survey
Ride the rounds
Crews ride rounds with the drivers to see which bins overflow and which are always empty, survey transfer stations for gas and heat points with the site manager, and check gateway coverage from roofs across each district. Their knowledge shapes the sensor plan.
- 03 Permits
Containers, roofs and sites
Sensors in containers belong to the city; gateways on roofs need the owners’ consent. Transfer station points follow the site’s permit and safety rules, and every consent is kept with the record. Drivers and site staff are briefed on what the sensors do, and every consent and briefing is kept with the record.
- 04 Build
Build for bins
Fill sensors, gateways, gas detectors, the industrial gateway and nodes are built, tested and enrolled with their identities. Each fill sensor is configured for its container type, and every one is labelled with the container it serves. Spares are kept at the depot.
- 05 Install
Install on the round
Crews fit fill sensors inside lids and containers as rounds empty them, mount gateways on roofs, and install gas, heat and weather points at transfer stations. Every sensor is located and photographed for the record. Crews log each sensor as they fit it, so nothing is missed.
- 06 Commission
Check fill against the eye
Each sensor proves its identity. Fill readings are checked against what crews see at collection, gas detectors with reference gas, and alarms are tested to the transfer station manager. Routes are generated in parallel with the old rounds first. Results are kept with each record.
- 07 Operate
Collect what is full
Planners build each day’s routes from fill forecasts, crews empty what is full and skip what is not, and overflow complaints fall. Transfer stations see gas and heat with alarms, and the waste record follows from completed collections. Every route is kept on the record. 1
- 08 Maintain
Swap and check on the round
Sensors are checked when crews notice a mismatch, batteries changed on plan, damaged sensors swapped on the next round, and gas detectors calibrated on schedule. Every change is recorded against the container or site. Spares ride on the trucks, so a failed sensor is replaced on the spot.
06Data products and integration
What it delivers, to whom, and into which systems.
Data products
- Fill forecasts and daily routesCollection planners and crews
- Overflow alertsStreet services
- Transfer station gas and heat alarmsSite managers
- Waste records and indicatorsWaste authorities and city leadership
Integration
- Route planningFill forecasts feed the routing system, which builds each day’s rounds.
- Waste management recordsCompleted collections join the waste record by container.
- City data platformIndicators are served through OGC SensorThings and open data.
Exchanged through OGC SensorThings API, LoRaWAN, OPC UA.
07Questions buyers ask
Before you scope it.
Do crews still empty every bin?
They empty bins that are full or forecast to be; others wait for a later round.
What about bins with no sensor?
They stay on fixed rounds until sensors are added.
Do sensors survive the truck?
They sit inside lids and containers built for collection.
Can it help with fires?
Transfer station heat and gas alarms raise early warnings.
08Resources
The sources behind this page.
Public standards, regulations and guidance, cited where they apply. Each applies only where its jurisdiction or scope does.
- 1Directive 2008/98/EC on waste (Waste Framework Directive)European Union · 2008
- 2Guide to Instruments and Methods of Observation (WMO-No. 8)World Meteorological Organization
- 3ISO 37120: Sustainable cities and communities, indicators for city services and quality of lifeInternational Organization for Standardization
09Related
Use cases and solutions.
SolutionMunicipal sensing and connectivity layers
City-wide LPWAN or private 5G as a shared layer for public sensors and services.Solutions for cities →SolutionSensing as a Service
Observation networks designed, installed, operated and maintained for a monthly fee: weather, hydromet, air, seismic and environmental stations, with data delivered under a licence.Solutions for cities →10Cities: specialized fields
Other fields of this industry.
Specialized fieldUrban air quality
Reference stations and dense sensor networks for particles and gases, with weather to trace sources, calibrated against each other, on cellular and LoRaWAN, for street-level maps people can trust.The full field →Specialized fieldUrban heat and trees
Street-level temperature and humidity across neighbourhoods, tree soil moisture and heat-health alerts, on LoRaWAN across the city, so cooling and watering go where people suffer most.The full field →Specialized fieldStreets and mobility
Counts of people, bikes and vehicles, speeds, kerb use and junction safety by camera and radar processed at the edge, on private 5G and fibre, so streets are planned on evidence and privacy is kept.The full field →Specialized fieldPublic buildings and energy
Energy, heat and water meters, indoor air and comfort in schools, offices and pools, with weather for normalisation, on the buildings’ own networks behind a security gateway.The full field →Specialized fieldNoise and the night-time city
Class 1 noise monitoring at hot spots, event classification at the edge for nightlife, construction and traffic, with weather, on cellular, so complaints are answered with evidence and noise plans work.The full field →Bring us the site.
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