CASA EX49/09 – Exemption – firefighting vehicle colour (Cth)

Instrument number CASA EX49/09

I, PETER BEILBY CROMARTY, General Manager, Airspace and Aerodrome Regulation Group, a delegate of CASA, make this instrument under regulation 11.160 of the Civil Aviation Safety Regulations 1998 (CASR 1998).

[Signed P. B. Cromarty]

Peter Cromarty
General Manager
Airspace and Aerodrome Regulation Group

18 June 2009

Exemption — firefighting vehicle colour

1          Duration

            This instrument:

(a)   commences on 1 July 2009; and

(b)   stops having effect at the end of 30 June 2011.

2          Application

            This instrument applies to Airservices Australia (AA), an approved Aerodrome Rescue and Fire Fighting Services (ARFFS) provider, inproviding firefighting services at aerodromes in Australia.

3          Exemption

AA is exempt from compliance with subregulation 139.795 (6) of CASR 1998 to the extent mentioned in Schedule 1.

Note   Paragraph 4.1.1.7 of Manual of Standards (MOS) Part 139H requires that the firefighting vehicles will be signal red in accordance with Australian Standard 2700, colour R13.

4          Conditions

            The exemption is subject to the conditions mentioned in Schedule 2.

Schedule 1          Extent of exemption

            The exemption extends only to the requirement to comply with paragraph 4.1.1.7 of MOS Part 139H.

Schedule 2          Conditions

      1     AA must ensure that new firefighting vehicles commissioned from the date this exemption commences are painted “yellowish-green” in accordance with the specification below. Vehicle colour will be “yellowish-green” in accordance with the CIELAB international colour system specification stated below:

CIELAB Data	L*	a*	b*
Centroid point	78.3	-10.2	80.4
DE maximum allowable	2.0
Where

               From the test results provided with the samples, the following has been calculated:

L*	a*	b*	DE
Centroid point (standard)	78.3	-10.2	80.4
Test result	77.85	-10.52	79.54
DL*	-0.45	DL* = L* test result - L* centroid point
Da*	-0.32	Da* = a* test result - a* centroid point
Db*	-0.86	Db* = b* test result - b* centroid point
1.022

Note 1   The DL*, Da* and Db* figures match those provided by DuPont.

Note 2   DE has been calculated using the formula stated in the proposed standard.

Note 3   The colour sample provided has a DE of 1.022 which is within the maximum allowable of 2.0 and, therefore, meets the standard.

      2     AA must ensure that all firefighting vehicles at an aerodrome are painted the same colour.

      3     AA must ensure that there is no mix of red and yellowish-green firefighting vehicles.