11.9: Quiz 8-Confined Space Entry
1. Which of the following are considered to be confined spaces?
________ Tanks.
________ Vessels.
________ Hoppers.
________ Vaults.
________ Trenches.
________ Silos.
________ All of the above.
2. True or False... "engulfment" is a type of hazard that may be found in a confined space?
3. True or False... According to OSHA there can be too much, as well as too little, oxygen in a confined space?
4. When testing a confined space for atmospheric hazards, what should be tested for first?
________ Flammable gases.
________ Vapors and dust.
________ Oxygen content.
________ Toxic contaminants.
5. True or False... Forced-air ventilation alone can always protect entrants from toxic gases?
6. True or False... Normally an attendant is not allowed to enter a confined space?
7. True or False... An entry supervisor must sign an entry permit before work can begin in a confined space?