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Lone Worker SOS · Rail corridor

Overview

Remote. Quiet.

The vehicle is the network
The SOS button
A slip: SOS
Radio to the vehicle
Off site by satellite
Rail control
Help is moving

Comms hub on the hi-rail vehicle

Long-range radio gatewayHears every SOS button on the work site
Cellular modemUsed wherever there’s coverage
Satellite terminalUsed everywhere else

Picks the live path automaticallyHolds and forwards if all links drop

SOS panic button worn on the vest

One press sends the SOSThat is its only function
Nothing to learnNo screen, no menus, no settings
Registered to one workerControl knows whose button it is

Long-range radio Listening

SOS buttonVehicle gateway

SOS · button pressed
Button LW-2240
Heard by HR-03 gateway
Time-stamped

From deep in the cuttingNo towers, no phone signal

Path off site chosen automatically

Radiocutting → vehicle
Mobile networkvehicle → tower
Satellitevehicle → sky → cloud

No link at all? The hub holds the alarm and sends it the moment one comes back.

Vehicle radio · Control → Track Patrol 12 0:00

Case SOS-3318 logged as it happens

17:42:03SOS raisedPanic button LW-2240 pressed
17:42:04Relayed off siteRadio → HR-03 hub → satellite
17:42:05On the alarm consoleTeam chat, text, pagers alerted
17:42:17AcknowledgedM. Clarke, operator · playbook opened
17:42:20Trains heldSignals at stop either side of Km 214
17:42:34Track Patrol 12 dispatchedAI ranked first · one click
17:42:41Radio briefControl → Track Patrol 12, recorded
17:51On sceneExpected

Every event time-stampedReady for investigation and audit

TOM SHAW Alarm console Rail control centre · Adelaide M. Clarke · Operator AI assist online 17:42:05

Who pressed it

DR

Dan ReyesTrack inspector · Network Maintenance · Crew 2

Button: LW-2240 · registered to D. Reyes
On shift: 07:30–18:00 · 10 h on
Supervisor: T. Haddad
Emergency contact: On file ✓
Medical notes: None recorded

Where it was received

Site: Kilometre 214 · Wirra cutting
Heard by: HR-03 gateway, parked at the work site
Path: Radio→HR-03 hub→Satellite→Cloud
Mobile network: No coverage in the cutting
Site hazards: Live line · deep cutting · loose ballast

Live map · Km 214 · Wirra cutting

AI assist · nearest responders

Track Patrol 12Maintenance depot · access road9 min
Rail medicRoad ambulance · via Km 21021 min
Air 1Helicopter · on standby28 min

Trains held either side of the site. Access road to the cutting mouth; loose ballast.

Response playbook 0 / 6

Acknowledge the alarm
Hold trains on the line
Alert team chat, text, pagers
Dispatch the nearest responder
Brief the crew by radio
Notify the track supervisor

Notifications

Team chatEmergency channel17:42:05
Text5 recipients17:42:05
PagersTrack maintenance team17:42:06

TOM SHAW · Lone Worker SOS · Rail corridor

Out of range.
Never out of reach.

Two minutes in a remote rail cutting, narrated: one press, long-range radio, satellite, rail control, a responder on the way.

Sound on · Space to pause · ← → to jump

When a lone worker presses SOS,
help is already moving.

SOS buttonon the worker
Comms hubon the vehicle
Satellite · cellularwhichever is live
TOM SHAW SOS cloudalarm platform
Rail controlAI-assisted dispatch
Responderrouted to the site

0press

0bars of signal needed

0click to dispatch

0case, every action logged

A TOM SHAW concept walkthrough. Fictional site, people and data; illustrative only.