Major Incident Simulation Exercise: Operation Metro-Shield

A summary of Operation Metro-Shield, a major incident simulation at Metrocentre, Gateshead, focusing on JESIP principles and emergency cadet response.

#emergency-response#jesip#cadet-training#major-incident#methane-report#public-services#simulation-exercise

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PUBLIC SERVICES CADET TASK FORCE

OPERATION

METRO-SHIELD

Major Incident Simulation Exercise — Metrocentre, Gateshead

Presented by: 1st Unit Public Services Battalion

EXERCISE | NOT REAL

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OBJECTIVES

Objectives & Purpose

Demonstrate management of a Major Incident using the Chain of Command and effective communication.

Key Skills Tested:

Deployment and Resource Allocation

Decision Making — National Decision Model (NDM)

Communication — METHANE & Radio Protocols

Inter-agency Collaboration — JESIP

OPERATION METRO-SHIELD

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THE SCENARIO

THE SCENARIO —
"CODE RED"

LOCATION:

Metrocentre, Blue Mall / Transport Interchange

INCIDENT:

Simulated gas explosion in a food court unit causing partial structural collapse

CONTEXT

•

TIME: 11:00 AM — Peak Saturday footfall

•

WEATHER: High winds — affects smoke plume dispersal

•

IMPACT: Multiple casualties, mass panic, closure of A1(M) slip roads

CODE RED

EXERCISE | NOT REAL

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CHAIN OF COMMAND

Chain of Command — JESIP Principles

STRATEGIC COMMAND (GOLD)

Off-site. Sets recovery strategy. Liaises with Gateshead Council.

TACTICAL COMMAND (SILVER)

Forward Command Post (FCP) — Coach Park. Coordinates all blue-light services.

OPERATIONAL COMMAND (BRONZE)

OUR ROLE

Cadet Teams on the ground. Our role: Bronze-level support executing Silver Command tasks.

OPERATION METRO-SHIELD

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INITIAL ACTION

METHANE REPORT

Declared at 11:05 AM — Blue Mall, Metrocentre

MAJOR INCIDENT

Declared at 11:05 AM

EXACT LOCATION

Blue Mall, Upper Level / Transport Interchange

TYPE

Explosion / Structural Collapse

HAZARDS

Fire, Falling Debris, Crowd Crush

ACCESS

Entry via Hollinside Rd; Exit via A1 Northbound

NUMBER

20+ casualties (simulated)

EMERGENCY SERVICES

Fire, Police, HART, and Cadets

EXERCISE | NOT REAL

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Tactical Deployment

Tactical Deployment — Cadet Roles

🚔

Police Cadets

Cordon Management

Blue Mall & ASDA roundabouts — preventing public entry to the incident zone.

🔥

Fire Cadets

Water Shuttle Logistics

Equipment management and water shuttle support for frontline fire crews.

🏥

SJA Cadets

Casualty Clearing Station

Establishing the CCS at the Marriott Hotel for triage and treatment.

⭐

Combined Cadets

Rest Centre & Radio Comms

Managing the Rest Centre for uninjured shoppers and coordinating radio communications.

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OPERATION METRO-SHIELD

DECISION MAKING

The National Decision Model (NDM)

GATHER INFORMATION

Assess the extent of the collapse via CCTV monitoring.

ASSESS THREAT & RISK

Identify Hot Zone (Blue Mall), Warm Zone (adjoining areas), Cold Zone (car parks).

POWERS, POLICIES & PROCEDURES

Adhere to Health & Safety legislation. Cadets remain strictly in the Cold Zone.

IDENTIFY OPTIONS

Evacuate via Green Mall if Blue Mall exits are compromised.

TAKE ACTION & REVIEW

Deploy evacuation teams to clear adjacent malls. Review outcomes continuously.

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COMMUNICATION STRATEGY

Communication Strategy

📡

PRIMARY NET

Integrated radio frequency shared between Silver Command and all Bronze units.

🗣️

CLEAR SPEECH PROTOCOL

Avoid slang. Use standard NATO phonetic alphabet. Confirm all transmissions with callsign.

🗺️

UNIFIED MAPPING

All Police and Fire Cadets use the same colour-coded Metrocentre mall map to prevent confusion.

Blue Mall

Green Mall

Yellow Mall

Red Mall

📡

SILVER COMMAND

Primary Net Controller

UHF / VHF Transmission

BRONZE TEAMS

📻

Blue Unit

📻

Green Unit

📻

Yellow Unit

📻

Red Unit

EXERCISE | NOT REAL

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PROBLEM SOLVING

PROBLEM SOLVING —

LIVE "INJECTS"

RESPONSE ACTIONS:

Bronze Commander re-tasks Air Cadet unit to conduct a physical evacuation sweep of Yellow Mall.

Verbal commands and megaphones deployed — shoppers directed to West Car Park.

Clearance confirmed and relayed back to Silver Command via radio.

RESOLVED ✓

Demonstrates adaptability and command flexibility under pressure.

SCENARIO INJECT

YELLOW MALL FIRE ALARM

FAILS TO ACTIVATE

11:47 AM — Reported to Silver Command

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EVALUATION & DEBRIEF

Evaluation & Debrief

✓ KEY SUCCESSES

Effective use of the colour-coded mall system for navigation and communication.

Strong inter-agency coordination between cadet groups.

METHANE report delivered accurately and on time.

⚠ LESSONS LEARNED

Difficulty managing a cordon across such a large open car park area.

Radio communication clarity needs improvement under pressure.

Triage zone setup required more time than allocated.

→ NEXT STEPS

Review all radio logs to ensure Chain of Command was never bypassed.

Conduct individual Bronze unit debriefs.

Revise cordon deployment plan for large open spaces.

OPERATION METRO-SHIELD

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10 | CONCLUSION

SKILLS

DEMONSTRATED

•

Chain of Command maintained throughout

•

METHANE communication executed at 11:05 AM

•

NDM applied to all key decisions

•

JESIP principles upheld across all agencies

•

Live inject resolved under pressure

QUESTIONS?

Public Services Cadet Task Force — Operation Metro-Shield

EXERCISE | NOT REAL

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