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N.Y.C. Fire Department Radio Code Signals (Updated 7/6/84)
10-1 Call your quarters (or other unit, if so instructed).
10-2 Return to your quarters.
10-3 Call the dispatcher by telephone.
10-4 Acknowledgement.
10-5 Repeat message.
10-6 Stand by.
10-7 Verify address.
10-8 In Service by radio
10-9 Off the air.
10-10 What is your location?
Ascertain the location of ........
10-11 Request for radio test count.
10-12 First arriving unit, give preliminary.
10-14 Breakdown of apparatus.
10-18 Return all units except engine (squad) and ladder company required at the
scene.
10-20 Proceed to box location at reduced speed.
10-21 Brush fire.
10-22 Outside rubbish fire.
10-23 Abandoned/Derelict Vehicle fire.
10-24 Auto fire.
10-25 Manhole or Transformer Vault fire.
Code 1 Manhole fire extended to building(s).
Code 2 Blown manhole cover(s) or smoke issuing under pressure. F.D.
standing by.
Code 3 Smoke seeping from manhole - condition less severe than code 1 or
2.
10-26 Food on stove.
10-27 Compactor Fire. (Fire did not extend from compactor or shaft.)
10-28 Fire in subway or Railroad system.
Code 1 Fire in tunnel or in other underground area.
Code 2 Fire above ground or in open cut.
Note: Use appropriate code as information becomes available
10-31 Clogged incinerator.
10-32 Defective oil burner.
10-33 Odor of smoke (includes nearby working fires and friendly fires, such as
barbeques, salamander, etc.)
10-34 Sprinkler malfunction.
Without Code Frozen, damaged pipe; or not covered by codes 1, 2, or 3.
Code 1 Sprinkler Malfunction (surge in pressure, alarm valve defective).
Code 2 Working on system
Code 3 System activated by friendly fire or other heat source not
associated with an accidental fire.
10-35 Automatic Alarm System Emergency
Code 1 Defective Alarm Device/System
Code 2 unwarranted alarm (no defect, cigarette smoke, low battery alarm
signal, etc.)
Code 3 "Recorded" alarm (no cause for alarm.)
10-36 Auto Emergency
Code 1 Accident and/or washdown Gasoline Spillage.
Code 2 Accident - No Gasoline spillage.
10-37 Assist Civilian (Applies whether or not F.D. related).
Code 1 Elevator emergency.
10-38 Steam leak.
10-39 Water condition.
Code 1 Water leak in Structure.
Code 2 Broken water main in street.
10-40 Utility Emergency
Code 1 Gas Emergency. (Gas Main leak: Uncontrollable gas leak in
structure)
Code 2 Electrical Emergency. (Wires down; sparking fixture; short
circuit.)
10-41 Incendiary or Suspicious fire - Notify Fire Marshal.
Code 1 Occupied structure. Definite indications of incendiarism. Fire
Marshal to respond.
Code 2 Occupied structure. While no definite indications of
incendiarism, witness and/or other civilians have information that
may be of value. Fire Marshal to respond.
Code 3 Vacant building. Heavy volume of fire indicates definite
incendiarism. Fire Marshal to respond as other priorities permit.
Code 4 Vacant building. Obviously incendiary and it appears that there
is very little chance for information leading to same.
10-44 Request for public ambulance.
10-45 D.O.A. or possible D.O.A.
Code 1 Victim deceased.
Code 2 Victim possibly deceased.
Code 3 Victim suffering serious injuries which may lead to decease of the
person.
10-47 Request for Police. Assistance (Specify).
10-48 Request for Police. Assistance (Harassment).
10-51 Cancellation of all outside activities for the period.
10-59 Water Pressure Alert - Phase I.
10-60 Water Pressure Emergency - Phase II.
10-68 Restrict use of telephone, voice alarm and radio to absolute minimum.
10-70 In Line Pumping.
10-75 Request for 3 engines (2 engines and 1 squad) 2 ladders, and a Battalion
Chief response.
10-76 Request for the response of four engines, four ladders one rescue
company, two Battalion Chiefs, one Deputy Chief and the Field
Communications Unit for a fire in a High Rise Building.
10-77 Request for the response of one additional Deputy Chief two additional
Battalion Chiefs, one additional Rescue Company, the High Rise Unit, a
Command Post Company and the Mask Service Unit for a fire in a High Rise
building. Note: As used herein for signals: 10-76 and 10-77 the term
"High Rise building" includes all buildings over 100 feet in height
except Class A multiple dwellings.
10-80 Hazardous Materials incident.
Code 1 A hazardous material incident which involves a severe hazard or
extremely large area and which will require expert assistance from
specialized agencies. An incident where evacuation may last for a
prolonged time. An incident where numerous civilians are injured
or exposed.
Code 2 A hazardous material incident involving a lesser hazard or a
smaller area and requiring a smaller evacuation area.
Code 3 A hazardous material incident which can be controlled by
responding units and the HMRT and does not require evacuation of
other than the involved structure or immediate area if outdoors.
10-84 Announce arrival at box.
10-92 Malicious False Alarm.
10-99 Units will be operating for at least 30 minutes.
10-100 Restricted use of City Wide Radio frequency due to
High Rise fire.