Real ChatGPT answer · index seednPhmQeVaDKwcompleteHome services and improvement · plumbinginformational

Is it necessary to use both cleaner and purple primer when prepping schedule 80 PVC pipes for a commercial gray water system repair, or does current code allow a one-step cement?

ChatGPTgpt-63 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Is it necessary to use both cleaner and purple primer when prepping schedule 80 PVC pipes for a commercial gray water system repair, or does current code allow a one-step cement?
3 real searches · 1 real-search pass
Virginia plumbing code 2021 IPC solvent cement primer PVC one step cement schedule 80 graywaterGoogle ↗
OBSERVEDInstruction
Virginia 2021 plumbing code amendments IPC 705.11 PVC primer solvent cementGoogle ↗
OBSERVEDInstruction
International Plumbing Code 2021 section 705.11.2 PVC solvent cement primer ASTM F656Google ↗
OBSERVEDInstruction

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 (3)
Short factOther / navigationalComparisonConsequenceReasonDefinitionInstruction100%Yes / no

Classes come from the query-classifier (a local Laya model). 3 of 3 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT3 real searches · gpt-6
Virginia plumbing code 2021 IPC solvent cement primer PVC one step cement schedule 80 graywater Google ↗
Virginia 2021 plumbing code amendments IPC 705.11 PVC primer solvent cement Google ↗
International Plumbing Code 2021 section 705.11.2 PVC solvent cement primer ASTM F656 Google ↗
  1. Codes · dhcd.virginia.gov
  2. CHAPTER 7 SANITARY DRAINAGE · codes.iccsafe.org
  3. P117-21 Part I · iccsafe.org

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Virginia plumbing code 2021 IPC solvent cement primer PVC one step cement schedule 80 graywater
OBSERVED
Google ↗
AI Mode ↗
—Instruction——1x
of 1
Virginia 2021 plumbing code amendments IPC 705.11 PVC primer solvent cement
OBSERVED
Google ↗
AI Mode ↗
—Instruction——1x
of 1
International Plumbing Code 2021 section 705.11.2 PVC solvent cement primer ASTM F656
OBSERVED
Google ↗
AI Mode ↗
—Instruction——1x
of 1