Written Review Exam #4

1) Lines that are parallel in a plan view will be parallel in an isometric view.

• True

• False

2) Non-isometric lines are easily drawn to scale.

• True

• False

3) Electrical plans are of no use when installing a plumbing system.

• True

• False

4) Section drawings show the section of land upon which the structure is to be built.

• True

• False

5) Plumbing and Mechanical plans are sometimes combined.

• True

• False

6) Detail drawings take precedent over floor plans.

• True

• False

7) For positive pressure medical gas systems, piping shall be hard drawn, seamless copper tube, specification

• ASTM B88

• ASTM B819

• ASTM B280

• Any of the above

8) Med-Gas joints shall be brazed within _ hours after the surfaces are cleaned for brazing.

• One

• Four

• Eight

• Twenty-four

9) Level 1 medical air compressors shall be sized to serve the peak calculated demand and in no case shall there be fewer than ___compressors.

• Three

• Four

• One

• Two

10) In a Med Gas System, what valve shall be placed such that a wall intervenes between the valve and outlets/inlets that it controls?

• Service

• Demand check

• Riser

• Zone