Engine : Expired / General Subjects - 1519/881
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| In accordance with 46 CFR 61, what is the interval in years between when boiler drum safety valves must be tested on a fire-tube boiler operating at less than 150 psig as witnessed by a marine inspector? |
| A) 1 |
| B) 2 |
| C) 2.5 |
| D) 5 |
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