CASA 528/08 – Directions for determining maximum weight (Cth)

Instrument number CASA 528/08

I, Mark Sinclair, Acting Group General Manager, Airworthiness Engineering, a delegate of CASA, make this instrument under subregulation 235 (2) of the Civil Aviation Regulations 1988.

[Signed M. Sinclair]

Mark Sinclair
Acting Group General Manager
Airworthiness Engineering

16 October 2008

Directions — for determining maximum weight

1          Duration

            This instrument:

(a)   commences on 1 November 2008; and

(b)   stops having effect at the end of 31 October 2009.

2          Application

            This instrument applies to each aircraft mentioned in Schedule 1 (the aircraft) when it is:

(a)   equipped with an external loop antenna; and

(b)   operated by Fugro Airborne Surveys Pty Ltd, Aviation Reference Number 401318 (the operator).

3          Directions

             I give the directions in Schedule 2.

Schedule 1          Aircraft

Manufacturer	Model	Nationality and registration marks
Short Bros	SC-7 Skyvan	VH-WGT
Construcciones Aeronauticas SA	CASA 212	VH-TEM

Schedule 2          Directions

      1     If a flight, take-off or landing (an operation) includes, or is likely to include, any of the circumstances mentioned in clause 3, the maximum weight that the gross weight of the aircraft is not to exceed at take-off or landing (MTOW), is to be determined through compliance with Civil Aviation Order 20.7.1B as if that Order applied to the aircraft in the circumstance.

      2     If an operation does not include, or is not likely to include, any of the circumstances mentioned in clause 3, the MTOW is to be determined through compliance with Civil Aviation Order 20.7.4 as if that Order applied to the aircraft in the circumstance.

      3     The circumstances are:

(a)   flight outside daylight; and

(b)   except with the written approval of CASA — a take-off whose flight path involves flight below 1 000 feet AGL for more than 3 km over a city, town, populous or industrial area, or industrial plant (a restricted area); and

(c)   except in an emergency, or with the written approval of CASA — a landing whose flight path involves flight below 1 000 feet AGL for more than 3 km over a restricted area.