Communication Model — Who Tells Whom What?

Load control is really a message flow. In the model below, dispatch, check-in, cargo, the ramp and the captain all talk to the load control node; load control turns it into a single legal document. Press Play to watch it in order, or click a role to read what it owns.

System (DCS / W&B)Radio / phoneACARS datalinkTelex (Type B)Paperwork / signature
OCC / Dispatcher flight plan + fuel DCS — Check-in & Gate passenger data SENDER Cargo & Mail manifest LOAD CONTROL information hub (CLC) RECEIVER Ramp Agent loading on stand Cockpit / Captain final authority Arrival Station FRA + downline PAX DATA
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STD−3:00System (DCS / W&B)
DCS — Check-in & Gate → LOAD CONTROL

Check-in data starts flowing. The DCS feeds booking and check-in figures live to load control: by category (M/F/C/Inf) and cabin zone.

The controller never counts passengers by hand — the system does. Their job is turning that into weight and index.

The whole flow

STD−3:00 PAX DATA DCS — Check-in & Gate → LOAD CONTROL
STD−2:30 MANIFEST Cargo & Mail → LOAD CONTROL
STD−2:30 EZFW LOAD CONTROL → OCC / Dispatcher
STD−2:00 OFP FUEL OCC / Dispatcher → LOAD CONTROL
STD−1:30 LIR LOAD CONTROL → Ramp Agent
STD−1:00 ACK Ramp Agent → LOAD CONTROL
STD−0:20 LOADING REPORT Ramp Agent → LOAD CONTROL
STD−0:12 FINAL PAX DCS — Check-in & Gate → LOAD CONTROL
STD−0:12 FUEL CONFIRM Cockpit / Captain → LOAD CONTROL
STD−0:10 FINAL LOADSHEET LOAD CONTROL → Cockpit / Captain
STD−0:08 ACCEPTED Cockpit / Captain → LOAD CONTROL
STD−0:05 LMC! DCS — Check-in & Gate → LOAD CONTROL
STD−0:04 LMC +206 LOAD CONTROL → Cockpit / Captain
STD 0:00 DOORS CLOSED Ramp Agent → Cockpit / Captain
STD+0:02 MVT Ramp Agent → Arrival Station
STD+0:05 LDM / CPM / UCM LOAD CONTROL → Arrival Station