Blueprint Reading and Technical Drawings Flashcards
6 cards from real Apprenticeship Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 Blueprint Reading and Technical Drawings flashcards as text
What symbol is commonly used on electrical blueprints to indicate a duplex outlet?
Answer: A circle with two parallel lines
A duplex outlet is typically shown as a circle with two parallel lines on electrical floor plan drawings.
On a plumbing blueprint, what does the abbreviation 'CW' typically stand for?
Answer: Cold Water
CW on plumbing drawings stands for Cold Water, identifying cold water supply lines.
What is a 'legend' on a blueprint?
Answer: A key that explains symbols, abbreviations, and line types used in the drawing
A legend (or symbol key) identifies what each symbol, line type, and abbreviation means in that set of drawings.
On a structural drawing, what does a 'W8×31' designation refer to?
Answer: A wide-flange steel beam 8 inches deep weighing 31 pounds per linear foot
W8×31 denotes a wide-flange (W-shape) steel beam with a nominal depth of 8 inches and a weight of 31 pounds per linear foot.
What does 'RCP' stand for on a set of architectural drawings?
Answer: Reflected Ceiling Plan
RCP stands for Reflected Ceiling Plan, which shows ceiling features, lighting, and HVAC registers as if reflected onto the floor.
What does a cloud symbol drawn around a revision on a blueprint indicate?
Answer: A change made since the previous version of the drawing
Revision clouds mark areas of a drawing that have been changed from the previous issued version, helping tradespeople identify updates.