Planning & EstimatingQuestion 312 of 360
A single-line water piping diagram on the plans is best described as what?
a.A schematic showing each pipe as one line with sizes and connections, not the actual physical thickness or exact routing
b.A full-scale drawing showing true pipe diameters
c.A photo of the finished job
d.The manufacturer's warranty
Explanation
A single-line diagram represents each pipe as a single line annotated with size and connections, conveying system logic rather than physical scale. It is quick to read for sizing and routing intent but must be combined with the scaled plans for exact locations. Estimators use it to trace the system and pick up sizes for the takeoff.
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