Real ChatGPT answer · index seedlWTxeULxq4UcompleteReal estate · home inspectionshowto

What does interNACHI protocol say about hairline cracks in a concrete foundation so I know if I need a structural engineer or just a cheap DIY fix?

ChatGPTgpt-62 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
What does interNACHI protocol say about hairline cracks in a concrete foundation so I know if I need a structural engineer or just a cheap DIY fix?
2 real searches · 1 real-search pass
InterNACHI standards of practice foundation cracks hairline cracks concrete foundation structural engineer vertical horizontal cracksGoogle ↗
OBSERVEDReason
InterNACHI foundation inspection cracks concrete shrinkage settlement signs horizontal stair step cracksGoogle ↗
OBSERVEDReason

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

ChatGPT real searches (2)
Short factOther / navigationalComparisonConsequenceReason100%DefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model). 2 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT2 real searches · gpt-6
InterNACHI standards of practice foundation cracks hairline cracks concrete foundation structural engineer vertical horizontal cracks Google ↗
InterNACHI foundation inspection cracks concrete shrinkage settlement signs horizontal stair step cracks Google ↗
  1. Visual Inspection of Concrete · nachi.org
  2. Shrinkage Cracks in Concrete · nachi.org
  3. Residential Rehabilitation Inspection Guide · cdck-file-uploads-global.s3.dualstack.us-west-2.amazonaws.com
  4. StudyGuide_Structural Issues · education.nachi.org
  5. SOP Textbook · education.nachi.org
  6. Foundation Inspection · nachi.org
  7. Avoiding Litigation: Foundations · nachi.org
  8. Home Inspection Standards of Practice · nachi.org
  9. Home Inspection Standards of Practice · nachi.org

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
InterNACHI standards of practice foundation cracks hairline cracks concrete foundation structural engineer vertical horizontal cracks
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
InterNACHI foundation inspection cracks concrete shrinkage settlement signs horizontal stair step cracks
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1