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A capped branch off a drain.
Also known as: Drain rodding point symbol, Drain access point marking
The plumbing drawing symbol for a cleanout, an access point for clearing a blocked drain.
Marks an access point for clearing a blocked drain on a plumbing drawing.
Contexts: Technical drawing
Records a maintenance provision rather than a functional one, so the drawing is designing for the system's failure as well as its operation.
Contexts: Technical drawing
Is called a rodding eye in British trade usage, a name deliberately kept out of this record's searchable names because it would otherwise answer queries about eyes.
Contexts: Technical drawing
A short branch off the drain line ending in a small circle or a capped stub.