Real ChatGPT answer · index seedhx1S9TyfYakcompleteTelecom and utilities · water and gas utilitieslocal

What are the current safety regulations for venting commercial gas appliances in older Detroit commercial buildings to pass city inspection?

ChatGPTgpt-64 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
What are the current safety regulations for venting commercial gas appliances in older Detroit commercial buildings to pass city inspection?
4 real searches · 1 real-search pass
Detroit Michigan current commercial mechanical code fuel gas code venting appliances 2026 adopted code amendments inspectionGoogle ↗
OBSERVEDReason
Detroit Buildings Safety Engineering Environmental Department mechanical inspection gas appliance venting commercial requirements existing buildingsGoogle ↗
OBSERVEDReason
Michigan mechanical code 2021 fuel gas code adoption commercial appliance venting NFPA 54Google ↗
OBSERVEDReason
Detroit municipal code mechanical fuel gas appliance venting existing buildings chimney inspectionGoogle ↗
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 (4)
Short factOther / navigationalComparisonConsequenceReason100%DefinitionInstructionYes / no

Classes come from the query-classifier (a local Laya model). 4 of 4 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT4 real searches · gpt-6
Detroit Michigan current commercial mechanical code fuel gas code venting appliances 2026 adopted code amendments inspection Google ↗
Detroit Buildings Safety Engineering Environmental Department mechanical inspection gas appliance venting commercial requirements existing buildings Google ↗
Michigan mechanical code 2021 fuel gas code adoption commercial appliance venting NFPA 54 Google ↗
Detroit municipal code mechanical fuel gas appliance venting existing buildings chimney inspection Google ↗

Queries

4 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Detroit Michigan current commercial mechanical code fuel gas code venting appliances 2026 adopted code amendments inspection
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
Detroit Buildings Safety Engineering Environmental Department mechanical inspection gas appliance venting commercial requirements existing buildings
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
Michigan mechanical code 2021 fuel gas code adoption commercial appliance venting NFPA 54
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1
Detroit municipal code mechanical fuel gas appliance venting existing buildings chimney inspection
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1