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Flashcards in 1.2 Deck (43)
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1
Q

what dos a 60s steady alaram bell mean

ref:

A

evacuate and report immediately to muster areas

gtw standing orders, part 1 ch 6, sect 1

2
Q

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

ref

A

only emergency services and command elements to evacuate

gtw so part 1 ch6 sect1

3
Q

what does a 10s steady duration alarm bell mean

ref

A

all clear to return to place of work

gtw so part 1 ch 6 sect1

4
Q

who is responsible for rnzaf being smokefree

A

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

5
Q

define a confined space

ref

A

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

6
Q

two major rules about working at height

A

dont remove the safety harness without medial consent

safety rails should be in place

7
Q

confined spaces team consists of what

A

supervisor
safety person
tradesman

8
Q

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

A

19.5-23.5

9
Q

a hazardous substance is defined as any substance with what?

ref

A

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
10
Q

hazardous substances classification and classes

A
class 1-explosives 
2-flammable gasses
3-flammable liquids
4-flammable solids
5-oxidizers
6-toxics
7-radiation
8-corrosives
9-ecotoxics
11
Q

msds ref

A

dfo 53 ch3 sect 4

12
Q

is chem watch the primary sds?

A

no. manufacturer or supplier is

13
Q

msds contains

A
hazardous substance common name
"" properties
usage
storage
transportation
disposal
treatment (medical)
14
Q

storage and handling of hazardous substances can be found where

A

dfo 53 ch 3 sect 1 para 3.5

15
Q

hazardous substance storage and handling precautions

ref

A

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

16
Q

corrosive material may be stored provided

A

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

17
Q

precautions when decanting haz subs

A

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
18
Q

containment precautions when working with haz subs

A

clearly marked

  • name
  • hazardous properties

stored correctly

precautions(storm drain)

dust vapours not allowed to accumulate

19
Q

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

ref

A

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

iaw bso, management of haz subs orders

20
Q

types of absorbent granules

A

oil dri
sokorol
enretech-1

21
Q

types of spills

A

major
not successfully contained
adversely effects the environment/people

minor
successfully contained
does not adversely effect the environment/people

22
Q

what happens after the event of a spill

A

an srs is filed regardless of size

23
Q

where is the hsmsk located

A

wherever the risk is the greatest

24
Q

what is inside a hsmsk

A
drain mat cover
absorbent barrier
absorbent pads
sand/vermiculite
protective clothing
instructions
25
Q

inital actions on finding a haz spill

A

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

26
Q

hazardous atmosphere zones ref

A

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

27
Q

types of haz atmosphere zones

A

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
28
Q

management of ac haz atmosphere zones

A

barricades
placards
dummy plug
stateboard

29
Q

approved electrical equipment for haz ac atmosphere zones

A

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

30
Q

human factors- 4 things that effect and reference for that

A

nzap 60001 ch 5

time continuously awake

time of day

fatigue prior to duty

sleep debt

31
Q

identification of fatigue and ref

A

nzap 6000-1 ch 5

lack of situational awareness
lack of judgement
distractions
complacency 
clumsiness
irritable
32
Q

When do you ask for close supervision

A

Specifically called for in the maintenance instructions

Supervisor considers it necessary

Tradesman requests it

Tradesman isnt qualified

33
Q

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

A

19.5-23.5

34
Q

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

A

Positive pressure air fed masks

35
Q

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

What else is this minimising

A

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

36
Q

Hazard categories and actions

A

1- organic

2-chemicals

3- fuels oils

4- petrol

37
Q

What’s a haz

A

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

38
Q

Types of haz zones

A

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
39
Q

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

A

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

40
Q

Management of a open fuel system is as follows

A

Barricades

Placards

Apply no power placards around cordon

Open fuel tanks, apply no power on state board

41
Q

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

A

Special protection - Ex s

Non sparking- Ex n

42
Q

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

A

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

43
Q

What are the timings for rest periods and the limitations

A

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