According to the plumbing symbol legend, which symbol typically represents a floor drain?
Correct Answer
B) A square with diagonal lines
A floor drain is typically represented by a square with diagonal lines running from corner to corner, indicating the sloped drainage pattern. This is a standard plumbing symbol convention.
Why This Is the Correct Answer
A floor drain is represented by a square with diagonal lines because this symbol visually communicates the function of the drain. The square represents the drain opening, while the diagonal lines indicate the sloped surfaces that direct water flow toward the center drain opening. This standardized symbol is universally recognized in plumbing drawings and blueprints across the construction industry.
Why the Other Options Are Wrong
Option A: A circle with an 'X' inside
A circle with an 'X' inside typically represents a cleanout or access point in plumbing systems, not a floor drain. This symbol indicates a location where pipes can be accessed for maintenance or cleaning purposes.
Option C: A circle with 'FD' inside
While 'FD' could logically stand for 'Floor Drain,' standard plumbing symbols rely on geometric shapes and lines rather than text abbreviations. A circle with 'FD' inside is not the conventional symbol used in professional plumbing drawings.
Option D: A triangle with a dot in the center
A triangle with a dot in the center is not a standard plumbing symbol for floor drains. This type of symbol might be used for other purposes in technical drawings but does not represent drainage systems.
Memory Technique
Think 'Square Slopes' - the square represents the drain opening and the diagonal lines represent the sloped floor surfaces that guide water to the drain, like an 'X marks the spot' for water collection.
Reference Hint
Look up plumbing symbols and legends in the Florida Building Code, Chapter 7 (Plumbing Systems) or standard architectural drafting references that include plumbing symbol charts.
More Project Mgmt Questions
What is the minimum R-value required for wall insulation in Florida Climate Zone 2?
A subcontractor brings a new chemical product to your jobsite. Under the Globally Harmonized System (GHS), what information must be immediately available to workers?
A construction site has a trench that is 8 feet deep in Type B soil. What is the maximum allowable slope ratio for the trench walls without protective systems?
A detail drawing shows a scale of 3/4" = 1'-0". If a dimension measures 2.25 inches on the drawing, what is the actual dimension?
What is the maximum recommended spacing between drywall screws when attaching to wood studs?
People Also Study
Business & Financial Management
120 questions · 70% to pass
Contract Administration
60 questions · 70% to pass