1.2

Question 1

what dos a 60s steady alaram bell mean

ref:

Answer 1

evacuate and report immediately to muster areas

gtw standing orders, part 1 ch 6, sect 1

Question 2

what does a 60s rising/ falling duration alarm bell mean

ref

Answer 2

only emergency services and command elements to evacuate

gtw so part 1 ch6 sect1

Question 3

what does a 10s steady duration alarm bell mean

ref

Answer 3

all clear to return to place of work

gtw so part 1 ch 6 sect1

Question 4

who is responsible for rnzaf being smokefree

Answer 4

directorate of air force health and safety with support of base commanders

Question 5

define a confined space

ref

Answer 5

nzap 201 ch 11, nzap 6000-1 ch 11, a/s nzs 2865

isnt designed for human occupancy
has a restricted entrance/exit
may contain a hazardous atmosphere
may be capable of engulfment

Question 6

two major rules about working at height

Answer 6

dont remove the safety harness without medial consent

safety rails should be in place

Question 7

confined spaces team consists of what

Answer 7

supervisor
safety person
tradesman

Question 8

oxygen levels in fuel tanks must be in what % for safe entry

Answer 8

19.5-23.5

Question 9

a hazardous substance is defined as any substance with what?

ref

Answer 9

with 1 or more of the following intrinsic properties
explosiveness
flammability
capacity to oxidase
toxicity
corrosiveness
ecotoxicity with or without bioaccumulation

or which on contact with air or water generates a substance which does

dfo 10
dfo 53, ch 3 
nzap 201 ch 2 para 2.24-2.27
nzap 6000-1 ch10 sect 1 10.25-10.33 and sect 3
lts uso & sops

Question 10

hazardous substances classification and classes

Answer 10

class 1-explosives 
2-flammable gasses
3-flammable liquids
4-flammable solids
5-oxidizers
6-toxics
7-radiation
8-corrosives
9-ecotoxics

Question 11

msds ref

Answer 11

dfo 53 ch3 sect 4

Question 12

is chem watch the primary sds?

Answer 12

no. manufacturer or supplier is

Question 13

msds contains

Answer 13

hazardous substance common name
"" properties
usage
storage
transportation
disposal
treatment (medical)

Question 14

storage and handling of hazardous substances can be found where

Answer 14

dfo 53 ch 3 sect 1 para 3.5

Question 15

hazardous substance storage and handling precautions

ref

Answer 15

quantities held should be minimized to usable level

haz subs no longer used to be disposed of responsibly

all pers that use haz subs should have completed d61801 nzdf haz sub awareness course

all units to have an approved handler avaliable at all times who has completed d61802 nzdf haz subs handler class 2-9

dfo 53 ch 3 sect 1 para 3.5

Question 16

corrosive material may be stored provided

Answer 16

packages prevent spills by fall

safety shower/station/facilities sited no further than 10m, no nearer than 2m

walls,floors, ceilings lined with corrosion resistant material

all decanting areas have secondary container to catch spillage

the area has adequate secondary containment in place to capture the greater of 25% of the max aggregate quantity present OR the capacity of the largest container present

Question 17

precautions when decanting haz subs

Answer 17

avoid where possible

containers being decanted must have

• common name
• hazard markings

decanting new containers must have

• approved type for that haz sub
• packaging must withold contents if dropped

Question 18

containment precautions when working with haz subs

Answer 18

clearly marked

• name
• hazardous properties

stored correctly

precautions(storm drain)

dust vapours not allowed to accumulate

Question 19

types of disposal for haz subs rugs and non haz subs rags

ref

Answer 19

non haz rags- wheelie bins
haz rags- metal bin- sealed plastic bags-bulk disposal in oil store

iaw bso, management of haz subs orders

Question 20

types of absorbent granules

Answer 20

oil dri
sokorol
enretech-1

Question 21

types of spills

Answer 21

major
not successfully contained
adversely effects the environment/people

minor
successfully contained
does not adversely effect the environment/people

Question 22

what happens after the event of a spill

Answer 22

an srs is filed regardless of size

Question 23

where is the hsmsk located

Answer 23

wherever the risk is the greatest

Question 24

what is inside a hsmsk

Answer 24

drain mat cover
absorbent barrier
absorbent pads
sand/vermiculite
protective clothing
instructions

Question 25

inital actions on finding a haz spill

Answer 25

notify emergency services
assessment 1- fire, immediate threat
assessment 2- restrict discharge to reduce the hazard
assessment 3- base firemaster to establish the type of materials that caused the fire

Question 26

hazardous atmosphere zones ref

Answer 26

nzap 6000-1 ch10.43, nzap 6003-1 leaflet a20,
dfo 53 ch3 sect 9
lts uso and sops

Question 27

types of haz atmosphere zones

Answer 27

non haz
-fuell parked ac in flyable condition

non haz
-defuelled drained and vented tank

hazardous class 1 zone 2 
ac with fuel system being maintained. 1.5m

Question 28

management of ac haz atmosphere zones

Answer 28

barricades
placards
dummy plug
stateboard

Question 29

approved electrical equipment for haz ac atmosphere zones

Answer 29

hazardous class 1 zone 2 areas

special protection (ex)

non sparking (ex n)

no other electrical equipment around ac

when location is left unattended, all electrical equipment to be disconnected from power and removed from area

Question 30

human factors- 4 things that effect and reference for that

Answer 30

nzap 60001 ch 5

time continuously awake

time of day

fatigue prior to duty

sleep debt

Question 31

identification of fatigue and ref

Answer 31

nzap 6000-1 ch 5

lack of situational awareness
lack of judgement
distractions
complacency 
clumsiness
irritable

Question 32

When do you ask for close supervision

Answer 32

Specifically called for in the maintenance instructions

Supervisor considers it necessary

Tradesman requests it

Tradesman isnt qualified

Question 33

Oxygen levels within the tank must be in what range for safe entry (confined spaces fuel tank entry)

Answer 33

19.5-23.5

Question 34

When working in a wet tank, what additional safety ppe do you need

Answer 34

Positive pressure air fed masks

Question 35

Has subs must be separated from WHAT in order to minimise the probability of an accident.

What else is this minimising

Answer 35

Potential ignition sources

Areas of high/low intensity land use

Incompatible substances at other locations

Minimises the adverse effects in the event of an accident during storage and use

Question 36

Hazard categories and actions

Answer 36

1- organic

2-chemicals

3- fuels oils

4- petrol

Question 37

What’s a haz

Answer 37

Hazardous atmosphere zone

An area where flammable gases or vapours are or may be present in the area in sufficient quantities to produce an explosive gas atmosphere

Question 38

Types of haz zones

Answer 38

Non haz
Fuelled parked Ac in flyable condition

Non haz
Refuelled drained and vented tank

Haz class 1 zone 2
Ac with fuel sys being maintained

Question 39

An area may be considered non haz oncethe vapour concentration ..

Answer 39

Is less than 5% of the lel when measured with a calibrated vapour meter

Question 40

Management of a open fuel system is as follows

Answer 40

Barricades

Placards

Apply no power placards around cordon

Open fuel tanks, apply no power on state board

Question 41

Approved electrical equipment for use in haz class 1 zone 2 areas

Answer 41

Special protection - Ex s

Non sparking- Ex n

Question 42

When working in a haz zone one class two area and you need to leave, what do you do

Answer 42

If the location is completely unattended all electrical equipment is the haz is to be disconnected from the power supply or removed from the area

Question 43

What are the timings for rest periods and the limitations

Answer 43

10 hours to ensure 8 hours sleep

No alcohol to be consumed preceedingthe start of the next rostered duty

Aimed at managing the effects of cumulative fatigue