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13 Cards in this Set
- Front
- Back
- 3rd side (hint)
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CHT valves and valve handwheels are painted what color? |
Gold |
"The golden ****" |
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Aeration subsystem is operated when CHT system is in which operating modes? |
Transit and in-port modes |
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What concentration of hydrogen sulfide can be fatal if inhaled? |
1000 to 2000 ppm after just one single breath |
Ppm(s)? |
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What is not a part of the CHT system? |
The incinerator system |
Doesn't burn **** |
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Upon completion of work in the CHT tank, which of the following actions should you take? |
Scrub down the affected areas, remove protective clothing and equipment, and place clothing in dissolvable laundry bags |
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Which of the following is a requirement for flushing the CHT tank? |
Flush the tank for 30 minutes each week whether in port or at sea |
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The controller should start the duty pump when the liquid-level sensor shows that the liquid has reached what percentage of tank volume? |
30% |
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The Federal Water Pollution Control Act Amendment of 1972, PL92-500, contains which of the following goals? |
To eliminate the discharge of pollutants into U.S. navigable waters. To prohibit the discharge of toxic pollutants in toxic amounts. To attain water quality for the protection of fish, shellfish, and wildlife. |
October 8 1972 |
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Ships are not to discharge sewage overboard when operating within the 3-mile limit or restricted zone EXCEPT under which of the following conditions? |
When the ship is at anchorage and sewage reception facilities are not available. When the ship is participating in military operations within the restricted zone and retaining the sewage would interfere with the effectiveness of the operations or pose a health hazard. |
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Your ship's medical department is responsible for inspecting spaces with MSD components installed. Which of the following spaces are NOT inspected by the medical department? |
The CHT pumproom |
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After disconnecting the CHT hose, when may you handle potable water hoses? |
After washing your hands and changing your clothes. |
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When, if ever, can a departing ship start discharging raw sewage directly overboard into the water? |
Once outside the 3 mile limit |
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Which of the following areas are serviced by (a) soil drains and (b) waste drains? |
(A) Commodes and urinals only (B) sinks, showers, galleys, and laundries |
Grey water and black water |
