Real ChatGPT answer · index seedVlXNSiyI31gcompleteReal estate · new constructioncomparison

What are the main pros and cons of choosing a monolithic slab foundation versus a crawl space when building a retirement home in a region with heavy clay soil?

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

The searches the AI actually ran for this prompt.

SEED QUERY
What are the main pros and cons of choosing a monolithic slab foundation versus a crawl space when building a retirement home in a region with heavy clay soil?
2 real searches · 1 real-search pass
monolithic slab foundation expansive clay soil crawl space comparison engineering guidanceGoogle ↗
OBSERVED
Illinois clay soil foundation expansive soils crawl space slab building guidance extensionGoogle ↗
OBSERVED

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.

Classifying 2 queries…

Searches and sources

ChatGPT2 real searches · gpt-6
monolithic slab foundation expansive clay soil crawl space comparison engineering guidance Google ↗
Illinois clay soil foundation expansive soils crawl space slab building guidance extension Google ↗
  1. CHAPTER 4 FOUNDATIONS · codes.iccsafe.org
  2. CHAPTER 4 FOUNDATIONS · codes.iccsafe.org
  3. DOE Building Foundations Section 3-1 · foundationhandbook-qa.ornl.gov

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
monolithic slab foundation expansive clay soil crawl space comparison engineering guidance
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
Illinois clay soil foundation expansive soils crawl space slab building guidance extension
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1