OSANABI21-106 — Crash, Damaged Or Disabled Aircraft Recovery (cddar) Program

OSANABI21-106 governs policy and procedures for Crash, Damaged or Disabled Aircraft Recovery operations at Osan Air Base.

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  • Publication number: OSANABI21-106
  • Title: CRASH, DAMAGED OR DISABLED AIRCRAFT RECOVERY (CDDAR) PROGRAM
  • Date: 2025-06-05

View OSANABI21-106 on armypubs.army.mil


It covers emergency declarations and termination, crash recovery, aircraft removal, and CDDAR personnel, equipment, and training requirements. It requires coordinated actions, specified notifications, controlled recovery operations, responder training, and documented inspections and training.

Applies to: It applies to all personnel and units assigned, attached or tenant to the 51st Fighter Wing (51 FW) at Osan Air Base (AB), Republic of Korea.

Topics covered

  • Aircraft emergency declarations
  • Emergency termination
  • Crash recovery operations
  • Aircraft removal
  • CDDAR equipment inspections
  • First responder requirements
  • CDDAR training requirements

Questions and answers

Who is responsible for declaring ground or in-flight aircraft emergencies?

The aircrew is responsible for declaring Ground Emergencies (GEs) or In-flight Emergencies (IFEs). (paragraph 1)

How is emergency information relayed to activate the crash alarm system?

Emergency information will be relayed to the Control Tower to activate the Primary Crash Alarm System (PCAS). (paragraph 1)

Who can terminate an emergency when the aircraft is on the ground?

When aircraft are on the ground, the emergency may only be terminated by the IC with concurrence of the aircraft commander. (paragraph 3)

What is the purpose of crash recovery efforts?

Crash recovery efforts are directed at returning the airfield to operational status after an aircraft mishap on, or in close proximity to, the runway. (paragraph 5)

Can any part of a crashed aircraft be moved before concurrence?

In the event of a crash on the airfield, no part of the aircraft will be moved without concurrence of the Interim Safety Board President. (paragraph 6)

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