Real ChatGPT answer · index seed9St0ZEy17DwcompleteHome services and improvement · contractors and remodelinginformational

What are the maximum joist spans allowed by current building codes for a pressure treated wood deck, and how do I calculate this before my lumber delivery arrives in two hours

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

SEED QUERY
What are the maximum joist spans allowed by current building codes for a pressure treated wood deck, and how do I calculate this before my lumber delivery arrives in two hours
2 real searches · 1 real-search pass
Virginia current residential building code 2026 deck construction joist span table 2021 VRC IRC R507.6Google ↗
OBSERVED
2021 IRC Table R507.6 deck joist span pressure treated southern pine 2x8 16 inches on centerGoogle ↗
OBSERVED

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Classifying 2 queries…

Searches and sources

ChatGPT2 real searches · gpt-6
Virginia current residential building code 2026 deck construction joist span table 2021 VRC IRC R507.6 Google ↗
2021 IRC Table R507.6 deck joist span pressure treated southern pine 2x8 16 inches on center Google ↗
  1. FLOORS TABLE R507.6—continued MAXIMUM DECK JOIS · cms3.revize.com
  2. TABLE R507.6 · iccsafe.org
  3. Deck Joist Spacing and Span Chart: 2x6 to 2x12 · framingplan.com
  4. Codes · dhcd.virginia.gov
  5. Building Codes and Regulations · loudoun.gov
  6. Virginia Regulatory Town Hall Show XML · townhall.virginia.gov
  7. See Figure A · loudoun.gov
  8. Deck Guide - 2021 Virginia Residential Code (VRC) · yesjamescitycountyva.com

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Virginia current residential building code 2026 deck construction joist span table 2021 VRC IRC R507.6
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
2021 IRC Table R507.6 deck joist span pressure treated southern pine 2x8 16 inches on center
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1