What homeowners notice
- floor vibration when walking
- soft areas near the center of a room
- movement around cabinets or counters
Symptom
Bouncy floors over a crawl space
Bounce in the floor can come from undersized joists, failing supports, moisture-damaged wood, or long spans without enough support.
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Quick answer
Bouncy floors over a crawl space
Bounce in the floor can come from undersized joists, failing supports, moisture-damaged wood, or long spans without enough support.
- floor vibration when walking
- soft areas near the center of a room
- movement around cabinets or counters
Possible causes
- long joist spans
- weak crawl space beams
- wood moisture damage
When to take it seriously
Note whether the symptom is new, widening, back after repair, paired with water, or showing up in more than one part of the home.
One cosmetic issue may not need structural repair. Several symptoms together should be checked.
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