engine_web-ifc (ThatOpen)MCADConfidence: Medium

IfcSurfaceCurveSweptAreaSolid sections come out turned 90 degrees with width and height swapped. The reporter says it is the pattern Revit writes for slab edges and wall sconces.

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

ThatOpen/engine_web-ifc Issue #2338: IfcSurfaceCurveSweptAreaSolid: section is not rolled by the ReferenceSurface (comes out turned 90°)

github.com

→

Analyst Notes

From the Grok pain-radar digests, Nov 1-2 2026 (Nov 1 8:41 AM ET through Nov 2 7:41 AM ET digests plus the Haitch editions). Verified live 2026-11-02: issue/PR read; title and state confirmed.