Document ID: chunk:federal_register_of_legislation:F2024C00341:body:0:p11
Version: federal_register_of_legislation:F2024C00341
Segment Type: other
Provision Reference: 
Character Range: 25589–28349

carrying out an aerial work operation as part of an ESO or training for an ESO.
Note   ESO operating sites are places where an aerial work objective is actually carried out, for example, a clearing or reserve adjacent to a relevant incident site, on to which, or from which, a rotorcraft lands or takes off, or over which it hovers in an ESO external load operation, for the purpose of facilitating a SAR or police operation. ESO operating sites do not include, for example, an aerodrome that is the operator's normal base, or a hospital or other location which is served by a purpose-built heliport.
ETSO is short for European Technical Standard Order: see the CASR Dictionary.
(E)TSO, followed by an identifying letter and number, is a shorthand reference to both the TSO and the ETSO, each of which has the same identifying letter and number.
external load means a load that is external to an aircraft.
Note   An external load is not cargo.
external load operation has the meaning given by regulation 138.010 (2).
Note 1   An external load operation means carrying or towing a load outside an aircraft in flight and includes training for such an operation.
Note 2   An external load operation is not a cargo transport operation.
FATO means final approach and take-off area, as that expression is defined in the CASR Dictionary.
FCM means a flight crew member.
FD means flight director.
flight director means a system within the AFCS, which overlays the attitude indicator, and whose purpose is to compute and indicate the aircraft attitude required to attain and maintain a preselected flight condition for a particular flight trajectory.
FMS means flight management system, and is an aircraft's on-board multi‑purpose navigation, performance and aircraft operations computer.
GNSS means the global navigation satellite system.
head of operations, for an aerial work certificate holder, has the same meaning as in subparagraph (b) (ii) of the definition of key personnel in the CASR Dictionary.
HLS means helicopter landing site.
IFR means instrument flight rules.
ISA means international standard atmosphere.
key personnel, for an aerial work certificate holder, has the same meaning as in paragraph (b) of the definition of key personnel in the CASR Dictionary.
Note   Refer to the CASR Dictionary. Generally, relevant key personnel are the chief executive officer, the head of operations, the head of training and checking (if required under CASR Part 138), and the safety manager (if required under CASR Part 138).
kind, of an aircraft, has the meaning given by Part 1 of the CASR Dictionary.
limited aerial work operation means an aerial work operation:
(a) that is described in subregulation 138.030 (2); and
(b) for which the operator is not required