Questions 4.6.2

1. Determine the following information about the PLTW firehouse plan:

· What is the diameter of the existing water main?
-6 inches

· What is the diameter of the proposed water service?
-8 inches

· What is the elevation of the top of the hydrant?
-301.79 feet

· What diameter pipe is used for the building’s sanitary sewer line?
-6 inches

· Where is the gas meter to be located?
-The gas meter is to be located in the southern part of the building in the middle.

· What is the spot elevation in the front left-hand corner of the building?
-300 feet

2. Why do you think red is the color used to depict electricity?
-The color red is seen as a sign of heat or dnager in most cases.