Blueprints, Schematics, & Specifications Flashcards
7 cards from real CPI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Blueprints, Schematics, & Specifications flashcards as text
On a wiring schematic, a dashed line between two components typically indicates what type of connection?
Answer: A mechanical or shielded connection
Dashed lines on schematics commonly represent mechanical linkages, shielded cables, or connections that are not direct electrical conductors.
A specification document lists materials as 'approved equals.' What does this mean for the installer?
Answer: Substitutions must be pre-approved by the engineer or architect
'Approved equals' means substitutions are permitted only if they are reviewed and accepted by the project engineer or architect before installation.
Which section of a construction specification set defines the administrative requirements, bidding procedures, and general conditions?
Answer: Division 00 — Procurement and Contracting
Division 00 covers procurement and contracting requirements including bidding documents, agreements, and bonds.
On a blueprint, a 'cloud' or bubble drawn around a section of the drawing indicates:
Answer: A revision or change made since the last issued drawing
Revision clouds are used to highlight areas of a drawing that have been altered in the latest revision, alerting reviewers to changes.
What does 'NTS' written next to a dimension on a drawing mean?
Answer: Not To Scale
NTS stands for 'Not To Scale,' warning the reader that the drawn proportions do not accurately represent real-world dimensions.
A floor plan shows a door swing represented by a quarter-circle arc. What information does this arc convey to the installer?
Answer: The clearance space the door requires when opened
The quarter-circle arc shows the path the door travels when swinging open, indicating the clearance zone that must remain unobstructed.
In a reflected ceiling plan (RCP), what does the drawing represent?
Answer: A view of the ceiling as if reflected in a mirror on the floor
An RCP shows the ceiling layout as it would appear if you placed a mirror on the floor and looked at the reflection, maintaining the same orientation as the floor plan.