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33 Cards in this Set
- Front
- Back
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what does section 20 cover in the NSTM 074 Vol. 3
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space initally cert. by GFEPO, GFE, GFEA
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what does section 21 cover?
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Ventilation, types and specific operations
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what does Appendix G cover?
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Wide range of chemical names w/ their PEL and IDLH limits
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who makes sure training is done for the Gas Free Engineer Program?
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Annually by the Safety Officer
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Def. of Vapors?
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Gases that form off a substaince that is normally liquid or solid.
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def of flash point
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lowest temp. at which a liquid gives off enough vapor to form a flam above the air.
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Fire Point
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lowest temp to continue burning after ignition
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Confined Space
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lacks natural vent. not more then one opening, prevents a fast exit.
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Hot works is how hot?
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400 degrees F.
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Def. of out gas?
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to remove the imbedded gas from a substance by heating it.
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Continous Testing
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No more than 15 min. between testing
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what are the Halogens?
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1.Chlorine 2. Bromine
3. Iodine 4. Astatnie 5. Fluorine |
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where can you find things rich in Hydrogen?
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Locations where batteries are stowed and magazines/ weapons
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what type of coveralls should not be worn when working the fuels?
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plastic or poopie suits
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PASS characteristics
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9 volt battery last 1 hour
motionless for 25-35 secs. pre-warning 7-10 secs |
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air purifying devices
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use a combustible filter
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pasp uses how many psi
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60 - 80
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CSI-1100 Comms. last how long
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4 AA 200 hour battery life
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investigators due what in a rescue sititation?
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directs the rescue with in the space.
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four parts of the Hazmat Label
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red- flash points
blue- health white- specific hazards yellow- reactivity |
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what is litmus paper
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used to test materials for acidity
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what does the 4 gas detect
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oxygen
explosive h2s carbon monoxide |
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what in the first thing you clean on the Draeger Detector?
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Clean the valve disk if the pump leaks
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Rule of thumb for ventalation?
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1 complete air change every 3 mins.
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how many air changes for a confined space?
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minium of 2
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supply ventaltion should be?
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100 feet per min. towards the exhaust
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locations of Atmospheric testing?
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oxygen
combustible gases toxic gas |
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GFE respon...
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initial testing & evaluation of space
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butterworthing method
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175 psi high pressure
temp 165-185 |
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steam cleaning
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tanks walls should not exceed 230 degrees F.
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Intering Method
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Dry Nitrogen( Perferred Medium)
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steam blanketing Must be tured on how many hours prior to use.
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3 hours
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how makes the navy's respirators?
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MSHA & NIOSH
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