Real ChatGPT answer · index seed5oPcb0cXWnIcompleteReal estate · new constructioninformational

How tall can a backyard retaining wall be built on a newly developed residential lot before needing a stamped engineering report and city permit?

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

The searches the AI actually ran for this prompt.

SEED QUERY
How tall can a backyard retaining wall be built on a newly developed residential lot before needing a stamped engineering report and city permit?
2 real searches · 1 real-search pass
Loudoun County Virginia retaining wall building permit 4 feet engineering requirements residential lotGoogle ↗
OBSERVED
Virginia Residential Code retaining walls permit exemption 4 feet surcharge engineeringGoogle ↗
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
Loudoun County Virginia retaining wall building permit 4 feet engineering requirements residential lot Google ↗
Virginia Residential Code retaining walls permit exemption 4 feet surcharge engineering Google ↗

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Loudoun County Virginia retaining wall building permit 4 feet engineering requirements residential lot
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
Virginia Residential Code retaining walls permit exemption 4 feet surcharge engineering
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1