2011 North Central Regional Technician Team Exam
In order to get 100%, you must answer all of the following correctly.
21. The rule-of-thumb when altering ventilation is not to change the ventilation into an explored area.



22. A pitot tube can be inserted through a duct or tubing to measure:






23. A U-tube water gauge is a:






24. The cross-section of an airway is determined by multiplying the width times the length.



25. For the technician team event at a MNM mine rescue contest, extra brattice making materials, if available, should not be packed for the team.



26. What is the standard mine rescue team map symbol for a body?







27. "Pogo sticks" are adjustable-height devices that can be quickly deployed to secure a loose roof.



28. What is the standard mine rescue team map symbol for a power center?







29. If a mine rescue team deploys an auxiliary fan and tubing to ventilate a dead-end heading, should they use rigid or collapsible tubing?






30. Air velocity is always measured in cubic feet per minute (for mining applications).



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