Real ChatGPT answer · index seed6eEjVLWeyP0completeHome services and improvement · plumbinginformational

What is the correct slope percentage per foot required for horizontal drainage piping under a basement concrete slab to prevent solid waste buildup?

ChatGPTgpt-62 queries11/1/2026
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The searches the AI actually ran for this prompt.

SEED QUERY
What is the correct slope percentage per foot required for horizontal drainage piping under a basement concrete slab to prevent solid waste buildup?
2 real searches · 1 real-search pass
2021 International Plumbing Code section 704.1 slope horizontal drainage piping table 704.1 officialGoogle ↗
OBSERVED
Virginia plumbing code 2021 horizontal drainage piping slope 704.1Google ↗
OBSERVED

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Classifying 2 queries…

Searches and sources

ChatGPT2 real searches · gpt-6
2021 International Plumbing Code section 704.1 slope horizontal drainage piping table 704.1 official Google ↗
Virginia plumbing code 2021 horizontal drainage piping slope 704.1 Google ↗
  1. CHAPTER 7 SANITARY DRAINAGE · codes.iccsafe.org
  2. PLUMBING SYSTEMS · dhcd.virginia.gov

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
2021 International Plumbing Code section 704.1 slope horizontal drainage piping table 704.1 official
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
Virginia plumbing code 2021 horizontal drainage piping slope 704.1
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1