guanacaste-3d (yetsin7)MCADConfidence: Medium

The IFC4 exporter placed every slab at minus thickness from its level and ignored the slab's elevation offset, so raised or dropped slabs landed at the wrong height in the exported model. Native files were fine and only the exchange copy was wrong.

Impact Analysis

Persona

Mechanical Designer

Team Size Impact

5x Multiplier

Prototype Delay

3 Days

Est. Annual Cost

$30,000

1 user · 1 month240 min
Rest of team960 min
Rest of year13,200 min

monthly_minutes × 12 × team_multiplier ÷ 60 × $75/hr = $30k/yr

$75/hr assumed rate.

Annual team-minutes decomposed from the reported monthly inputs.

Evidence & Sources

1 Sources

yetsin7/guanacaste-3d PR #18: fix(ifc): preserve slab height offsets in IFC4 placement

github.com

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Analyst Notes

From the Grok pain-radar digests, Oct 31-Nov 1 2026 (Oct 31 9:41 PM ET through Nov 1 7:41 AM ET digests plus the Haitch overnight edition). Verified live 2026-11-01: issue/PR read; title and state confirmed.