deferred maintenance · upkeep
Work that does not happen when a thing is inside its window, so the range of the thing's parameters narrows without anyone seeing the wall that will end it.
ordinarily means: Putting off necessary repairs or care until later.
Examples
- The 2021 Texas power grid failure followed decades of skipped winterization upgrades to generators and pipelines. engineering
- The USS Thresher sank in 1963 after undetected hull corrosion narrowed safe dive depth below operational limits. military
- By 2019, 45% of New York City’s subway signal systems were past their 50-year design life, running on deferred replacement. infrastructure
Emergence
Chain to foundations
as tree
- deferred maintenanceL15
- maintenanceL14
- workL3
- parameterL4
- windowL7
- parameterL4 (shown above)
- rangeL3
- boundaryL2 (shown above)
- persistL1 (shown above)
- changeL1 (shown above)
- outsideL6
- partL1 (shown above)
- holdL13
- touchL3
- forceL12
- keepL5
- motionL2 (shown above)
- insideL5 (shown above)
- windowL7 (shown above)
- wallL10
- narrowL5
- parameterL4 (shown above)
- maintenanceL14
Neighborhood
Concepts that depend on this one above; what it is built from below.