Joist Span Tables & Lookup — 2021 IRC, Cited to the Table
joistspan.com
LaunchIndex first observed Joist Span Tables & Lookup — 2021 IRC, Cited to the Table (joistspan.com) live on 31 August 2026. View its launch screenshot, category, and verification evidence.
A launch record built from evidence.
Joist Span Tables & Lookup — 2021 IRC, Cited to the Table (joistspan.com) was first observed live on 31 August 2026.
JoistSpan is a web-based lookup tool for floor joist, ceiling joist, rafter, deck joist, and header spans from the 2021 IRC, with exact table citations and species options.
Its profile is classified as Developer tool within Technology / Developer tools.
What the launch signal contained.
- First observed live
- Previous state
- No prior non-live observation
- Last verified
- Canonical host
- joistspan.com
- Category
- Technology / Developer tools
- Website type
- Developer tool
- Observed title
- Joist Span Tables & Lookup — 2021 IRC, Cited to the Table
- Observed description
- Look up allowable spans for floor joists, ceiling joists, rafters, deck joists, deck beams, and headers — by size, species, grade, and spacing, each answer cited to its exact 2021 IRC table.
- Detected technologies
- None detected
- Screenshot captured
- Evidence source
- Browser observation · Local
- Evidence confidence
- 93%
- HTTP status
- 200
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