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PHASE_B > Past Paper - Phase B > Flashcards

Past Paper - Phase B Flashcards

1
Q

define a usar unit

A

10 trained usar personnel, with a pre-defined number of modules, a search dog team, and usar tac ad

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2
Q

what signal is used for the emergency signalling and evacuation process to evacuate the area?

A

3 short blasts

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3
Q

what is stage 2 of the personnel accountability system?

A

use of usar tally system

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4
Q

what signal is used for cease operations / all quiet?

A

1 long blast

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5
Q

what is stage 3 of the personnel accountability system?

A

confined space tally system

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6
Q

which pieces of search equipment can be used for two-way coms?

A

delsar

search cam

conspace

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7
Q

what are the 5 ASR levels?

A

WIDE AREA ASSESSMENT

SECTOR ASSESSMENT

RAPID SEARCH AND RESCUE

FULL SEARCH AND RESCUE

TOTAL COVERAGE SEARCH AND RESCUE

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8
Q

what is the approximate distance btween searchers on a Line and Hail search?

A

2.5 m

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9
Q

is the searchcam 3000 intrinsically safe?

A

no

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10
Q

what safety measures should be implemented prior to search commencing?

There are 6

A

lookouts in place

awareness in form all off pers. briefed

coms plan in place

all personnel aware of warning signals

escape routes identified & maintained

safe zones identified

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11
Q

If a rope system with a 4:1 mechanical advantage has another rope system with a 2:1 MA piggybacked onto it - what is the resulting mech Adv?

A

8:1

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12
Q

what is the SWL for the tralift chain hoist when being used to lift?

A

3 ton / 3000kg

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13
Q

what is the max capacity of the largest hydraulic ram on USAR Mod 2 when being used singularly?

A

100 tonnes

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14
Q

what would you do with a sling with no label?

A

DESTROY IT!!!

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15
Q

what is the approx. density figure for concrete?

A

2400

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16
Q

why is wood used as a header / footer in shoring?

A

it will give a warning of failure

17
Q

what is the maximum number and length of extensions that can be added to a GREY extendable strut?

A

2 extensions

maximum of 900mm

18
Q

what is the maximum number and length of extensions that can be added to a GOLD extendable strut?

A

1 extension

maximum of 1800mm

19
Q

what size timber is used for cross bracing on a paratech raker system?

A

150mm x 50mm

20
Q

what is the axial crush strength of a gold strut?

A

10,000kg

10 tonne

21
Q

which ways can the DD 150 diamond tipped core drill be used

A

vertically down

horizontally

22
Q

when carrying out a stich core, what size drill bit is recommended?

A

20mm

23
Q

when marking a step cut - how far apart should the lines be on the hatched markings?

A

150mm

24
Q

what are the 3 types of coring methods for reinforced concrete?

A

stitch core

auger coring

diamond tipped coring

25
Q

what is the main hazard associated with dirty breaching through a hollow core floor?

A

it could fail suddenly

PHASE_B (2 decks)

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