Listed below are sample questions for 3E451N from our database. Register now to start taking tests for this AFSC! We have 448 questions currently in the database for this category.
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The version of this CDC we have in the database is 1
1 . 108. (444) What size water supply line is required for urinal flushometers?
2 . 85. (624) Rapid sand filters are cleaned by a process called
3 . 21. (208) Who, from the Fire Department, is responsible for examining an area before you solder?
The Technical Services Branch inspector
4 . 39. (213) Pipe die sets consist of a
handle, holder, and die set
5 . 14. (603) When a deluge fire sprinkler system is operational, the main water control valve is
open and the alarm valve to control devices is open
6 . 48. (421) Who must be notified anytime a water main is turned off?
7 . 68. (019) With regards to the environmental analysis time frame, the Council on Environmental Quality sets what kind of time frame for the entire National Environmental Policy Act process?
No strict timeline.
8 . 66. (428) What is the desired fall for a 3-inch house sewer?
¼ inch per foot
9 . 75. (227) What must be done before you can remove a butterfly valve from a pipeline?
Place it in the fully closed position
10 . 21. (604) Dry-chemical systems are not allowed to be used for what type of fire protection application according to Unified Facilities Criteria (UFC) UFC 3–600–01?
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