Maintenance Guides / Exterior & Structure

Photograph & monitor foundation cracks

Difficulty: moderateTime: 45 minsEst. Cost: $20 - $100

Why it matters

Crack movement indicates structural problems; tracking distinguishes stable vs active cracks.

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How to do it

  • 1

    Walk foundation exterior; identify visible cracks.

  • 2

    Photograph and measure width and length.

  • 3

    For cracks >1/8 inch, install telltale monitor.

  • 4

    Photograph monitors monthly; log readings.

  • 5

    If crack widens >1/8 inch in a year, contact engineer.