17 - A-1-1-9 Flashcards Preview

SKT 2017 > 17 - A-1-1-9 > Flashcards

Flashcards in 17 - A-1-1-9 Deck (33):
1

Burn explosives of unknown characteristics in sm quantities until....

characteristics are known

2

Do not burn ___ and ___ exp together?

high and low exp

3

Do you burn boracitol?

NO, it ignites but coats over and extinguishes itself leaving unburned HE

4

If same site is to be used for additional burning do what before next burn?

wet down

5

do not burn if wind is excess of ___mph?

15 mph

6

If non-ele misfire do not approach disposal site for at least__ min?

60 min, plus longest delay in the system

7

after containers that had black powder do what?

fill with water until they can be washed

8

Casting powders/base grains in bulk are considered exp class?

Class 7 (burned as HE)

9

Ground containers of black powder before removing T/F?

True sensitive to friction/sparks

10

preferred method for disposal for noninitiaing HE?

burning, con: takes time, creates smoke

11

burn radius ?

200ft (61m)

12

Warning: TNT, pentolite, explosive D have what hazard when burned?

history of detonating

13

Spread exp out in layers not more than ___ deep? ___ wide?

2" (51mm) deep, 4" (102) wide

14

type 88 explosive must be burned thin layers not more than ___ deep?

1" (25mm) deep

15

Blocks of TNT may be burned placing blocks close contact in a____ layer, not exceeding ___-___ blocks width?

single layer, not exceeding 3-4 blocks width

16

What explosive is one of the most dangerous and accidents are likely to happen? classified as what type of exp?

black powder, classified as low explosive

17

Spread blk powder on bare ground for burning ___wide? If parallel lines separate lines how far?

2" (51mm) wide, separated by at least 10ft (3m)

18

Initiate blk powder downwind at a safe distance of not less than____?

25' (7.60m)

19

Can smokeless powder be burned in large quantities?

yes, burning is preferred method for smokeless powder

20

Keep smokeless powder awaiting destruction more than ___ from point of burning?

100 ft (30m)

21

smokeless powder rows for burning ____ wide, ___ deep?

48" (1.2m) wide, 6''(152mm) deep

22

never burn more than____ lbs of smokeless powder?

4,000 lbs (1,800 kg)

23

Limit smokeless powder to be burned to ___?

2,000 lbs, (900kg)

24

Subsequent rows of smokeless power burn ___ far from previous burned row?

50 ft (15m)

25

Smokeless powder lay thin train of ____ wide not less than ___ main bed of powder?

4-6" wide, extends not less than 25ft (7.6m)

26

What is the quickest method for disposal ?

detonation

27

Detonation should be in a pit not less than __ deep, covered with not less than ___ of earth?

48'' deep, 24" of earth

28

Segregate exp awaiting destruction at least ___ from disposal pit?

300ft (91m)

29

Not more than __ lbs of exp (other than initiating exp) should be disposed of by det at one time?

200lbs

30

Agitate ammonium picrate for how long?

1 hr

31

___ of NG can be decomposed by skunk juice?

1 tablespoon or less

32

desentize NG with ___? whats the risk?

alcohol/acetone, it evaporates eventually, leaving the NG spread out

33

Dibutyl Phthalate does what to NG?

nonvolatile, serves as a desensitizer, NG it not destroyed but leaves unable to be detonated