Remote. Quiet.

The 4WD is the network
The SOS button
A fall: SOS
Radio to the 4WD
Out by satellite
Operations centre
Help is moving

Comms hub on the ranger 4WD

Long-range radio gatewayHears SOS buttons down in the gorge
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 button4WD gateway

SOS · button pressed
Button LW-5520
Heard by gateway RG-04
Time-stamped

From the bottom of the gorgeNo towers, no phone signal

Path off site chosen automatically

Radiocreek → 4WD
Mobile network4WD → tower
Satellite4WD → sky → cloud

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

Aircraft radio · Control → Rescue 1 0:00

Case SOS-3341 logged as it happens

17:42:03SOS raisedPanic button LW-5520 pressed
17:42:04Relayed out of the parkRadio → R-07 hub → satellite
17:42:05On the alarm consoleTeam chat, text, pagers alerted
17:42:13AcknowledgedK. Doyle, operator · playbook opened
17:42:30Rescue 1 dispatchedAI ranked first · no road access · one click
17:42:42Radio briefControl → Rescue 1, recorded · winch site confirmed
18:00Over the creekExpected

Every event time-stampedReady for investigation and audit

TOM SHAW Alarm console Parks operations centre · Northern Ranges K. Doyle · Operator AI assist online 17:42:05

Who pressed it

Alex MorenoPark ranger · Northern Ranges · Field team 2

Button: LW-5520 · registered to A. Moreno
On shift: 07:30–18:30 · 10 h 12 m on
Trip plan: Range Track to Bellbird Creek, back 18:30
Emergency contact: On file ✓
Medical notes: None recorded

Where it was received

Heard by: RG-04 gateway on R-07, parked at the Range Track trailhead
Trip plan area: Bellbird Creek crossing · Range Track
Path: Radio→R-07 hub→Satellite→Cloud
Mobile network: No coverage in the gorge
Access: No road to the creek · steep track · wet rocks

Live map · Range Track

AI assist · ranked responders

Rescue helicopterRescue 1 · winch crew18 min
Ranger 24WD · fire trail, then on foot35 min
Road ambulanceNearest road ends at the park gate50 min

No road reaches the creek. Rescue 1 can winch from the gravel bar below the crossing.

Response playbook 0 / 6

Acknowledge the alarm
Alert team chat, text, pagers
Dispatch the recommended responder
Brief the crew by radio
Confirm the winch site
Notify the duty ranger

Notifications

Team chatEmergency channel17:42:05
Text5 recipients17:42:05
PagersRanger on-call team17:42:06

TOM SHAW · Lone Worker SOS · National park

Out of range.
Never out of reach.

Two and a half minutes deep in a national park, narrated: one press, long-range radio, satellite, the operations centre, a rescue helicopter 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 ranger 4WD
Satellite · cellularwhichever is live
TOM SHAW SOS cloudalarm platform
Operations centreAI-assisted dispatch
Rescue helicopterflown to the creek

0press

0bars of signal needed

0click to dispatch

0case, every action logged

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

Remote. Quiet.

Out of range.Never out of reach.

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

Out of range.
Never out of reach.

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