The following definitions either reflect the Canadian Aviation Regulations (CARs) or are unique to the Guidance Book and are provided for clarification.

“aircraft crew” for the purpose of this document, means the operating crew members including the flight crew members, flight attendants, aircraft maintenance personnel and supervisory crew members.

“all cargo operations” for the purpose of this document, refers to aircraft that are used for the carriage of cargo only, regardless of the configuration. All crew members are seated on the flight deck. For small business aircraft, which do not allow the carriage of other crew members in the flight compartment, the jump seat is considered equivalent.

“alternate procedures” means that the air operator (carrier) needs to develop normal, abnormal and/or emergency procedures, as applicable, for the associated item.

“any in excess of those required by regulations” means that the equipment required by the Canadian Aviation Regulations must be operative and only excess equipment may be inoperative.

“as required by regulations” may include such things as Canadian Aviation Regulations (CARs), both operational and design related; Aviation Occupational Safety and Health (AOSH) regulations, etc. It is noted that detailed relief provided in the CARs is only applicable where a MEL is not required.

“cargo attendants” no definition in the CARs; however, for the purpose of this document, the persons listed as crew members in the crew member definition below are considered cargo attendants.

“cargo configuration”, “all cargo configuration”, “cargo aircraft”, and “all cargo aircraft”, for the purpose of this document, refers to aircraft that are configured to only carry cargo on the main deck. These aircraft are typically referred to as “freighters”.

“combi”, “combi configuration”, and “combi aircraft”, for the purpose of this document, refers to aircraft that are in a combined cargo/passenger configuration, which use the main deck for a combination of cargo space and passenger seating. They often have a partition to allow both uses simultaneously.

“crew member”, for the purpose of this document, unless otherwise specified, in addition to the CAR 101.01 (1) definition includes:

  1. a person whose presence on board the aircraft is necessary for:
    1. the safety of the flight,
    2. the safe handling of animals,
    3. the safe handling of dangerous goods,
    4. the security of valuables or confidential cargo,
    5. the preservation of fragile or perishable cargo, or
    6. the handling of cargo.
  2. aircraft maintenance personnel, and
  3. supervisory crew members and non-operating crew members and/or flight attendants who are qualified on aircraft type.

“Crew Rest Facility - Bunk” means a Bunk that meets the Society of Automotive Engineers (SAE) Aerospace Recommended Practice (ARP) 4101/3, Crew Rest Facilities, used in conjunction with ARP 4101, Flight Deck Layout and Facilities, or a similar facility located elsewhere onboard the aircraft for the intent of crew rest.

“extended over-water operations” means an operation over water at a horizontal distance of more than 50 nautical miles from the nearest shoreline.

“flight” means the period from the start of the takeoff roll to the first landing.

“flight attendant” (CARs) means a crew member, other than a flight crew member, who has been assigned duties to be performed in the interest of the passengers in a passenger-carrying aircraft.

“flight crew member” (CARs) means a crew member assigned to act as pilot or flight engineer of an aircraft during flight time.

“flight cycle” means the period from the start of the takeoff roll to the first landing.

“initial approach altitude” - CFR 14 Aeronautics and Space Part 97 - Standard Instrument Approach Procedures - 97.3 (c) 2 Initial Approach Altitude means the altitude (or altitudes, in High Altitude Procedures) prescribed for the initial approach segment of an instrument approach.

“long range communication system (LRCS)” is defined in CFR 14 Section 1.1 as a system that uses satellite relay, data link, high frequency, or other approved communication system which extends beyond line-of-sight. Examples of such systems are HF-voice, HF-data link, SATCOM-voice, and SATCOM-data link.

“non-combustible materials” for MMEL purposes is addressed by the following NOTE in those items where applicable “Note Unit Load Devices (ULDs) may be carried in the associated compartment provided no cargo is carried on or in their devices. For ballast purposes, use of bags (made of fibreglass or kevlar) or sand or ingots on non-magnetic metals (such as lead) is acceptable.”

“non-passenger carrying operation” for the purpose of this document, refers to aircraft that conduct operations without revenue passengers in the cabin, regardless of the configuration. Crew members are the only occupants of the aircraft.

“observer’s seat” refers to a seat on the flight deck of an airplane, of which there are usually one or two. The primary observer’s seat is used for official purposes such as Transport Canada check rides, company training etc.

“official capacity” for the purpose of this document with respect to the occupant of the observer’s seat includes flight training, Transport Canada Civil Aviation Safety Inspector company check rides, a crew member, or a person authorized by the air operator in accordance with procedures specified in the air operator’s company operating manual.

“operative” for the purpose of this document means that a system or component will accomplish its intended function. When an MMEL item specifies that an item of equipment must be operative it does not necessarily mean that its operational status must be verified; it is to be considered operative unless reported or is known to be malfunctioning.

“passenger” means a person, other than a crew member, who is carried on board an aircraft.

“passenger configuration”, and “passenger aircraft”, for the purpose of this document, refers to aircraft that are configured to only carry passengers on the main/upper deck.

“protective breathing equipment” (CARs) means equipment designed to cover the eyes, nose and mouth of the wearer, or the nose and mouth where accessory equipment is provided to protect the eyes, and to protect the wearer from the effects of smoke, carbon dioxide or other harmful gases.

“safety belt” (CARs) means a personal restraint system consisting of either a lap strap or a lap strap combined with a shoulder harness.

“shoulder harness” (CARs) means any device that is used to restrain the upper torso of a person and that consists of a single diagonal upper torso strap or dual upper torso straps.

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