Structural Analysis · BIM Simulator · AI Copilot

Structural analysis for every engineer worldwide

Paste JSON or upload an IFC file for instant 3D structural analysis — detect soft storey, floating columns, collapse risk, wind loads, and glass stress. Chat with the AI Copilot. Export IS 456 / ASCE 7 reports in one click.

No sign-up for preview IS 456 / ASCE 7 / Eurocode 2 IFC & BIM import AI results in < 2 sec
8
Pattern Detectors
3D
BIM Simulator
AI
Copilot Chat
12+
Code Standards
building.jsonReset example

Three steps to safety

01

Paste JSON

Describe your building in JSON — columns, beams, storey heights, loads. Use our example as a starting point.

02

AI Instant Score

The engine returns your structural safety score and core check results in under 2 seconds. No sign-up needed.

03

AI Full Report

Unlock the complete AI-generated analysis PDF with all 8 pattern findings, intelligent code references, and prioritised remediation advice.

What your engineering report looks like

A professional-grade PDF with all findings, code references, critical zones, and intelligent recommendations.

Structural Score

Overall 0-100 safety score derived from all checks.

Code Compliance

Pass/Fail on IS 456, Eurocode 2, ACI 318 checks.

Failure Patterns

8 dangerous patterns auto-detected with critical zone mapping.

PDF Download

Print-ready report referenced to international building codes.

Structura

Structural Analysis Report

Office Block — 8 Floors

Generated 28 Apr 2026

0/100
Safety Score

Structural Assessment: Moderate Risk

2 critical patterns detected. Soft storey at level 2 requires immediate structural intervention. Foundation bearing capacity marginally below threshold.

IS 456:2000IS 1893:2016Eurocode 2

AI Structural Checks

Column Axial Capacity
SF 2.18✓ PASS
Beam Shear Design
SF 1.74✓ PASS
Foundation Bearing
SF 1.21⚠ WARN
Seismic Resistance
SF 0.83✗ FAIL
Slenderness Ratio
SF 1.95✓ PASS

Detected Patterns

Soft Storey — Level 2Critical
Floating Column — Grid B2Critical
Transfer Beam — Level 3Warning

Full report locked

AI recommendations + failure sequences + PDF

Unlock Full Report
New — BIM Simulator

Upload any IFC file.
Simulate, analyse, export.

The new BIM Simulator renders your IFC model in a stunning 3D viewport with PBR materials, a star-field gradient sky, and real-time physics simulations — all in the browser.

Progressive Collapse

Physics-based failure animation

Wind Analysis

ASCE 7-22 pressure arrows in 3D

Glass FEM

Kirchhoff–Navier stress contours

AI Copilot Chat

Ask structural engineering questions

Multi-format Export

PDF · IFC 2×3 · BCF 2.1 · JSON

DCR Colour Mapping

Green → Red demand/capacity ratio

✅ Structural Validation DCR
💨 Wind Pressure Profile ASCE 7-22
🪟 Glass Panel FEM · EN 13474
🌱 Soil Settlement IS 1904
💥 Progressive Collapse UFC 4-023-03
📄 20-Section PDF Report
🤖 AI Copilot · Context-aware chat

Professional analysis, zero software

Everything a structural engineer needs — browser-based, instant, and globally applicable.

Results in < 2 Seconds

Paste JSON and instantly receive a full structural safety score — no uploads, no waiting, no software.

Multi-Code Compliance

IS 456, IS 1893, IS 875, Eurocode 2 (EN 1992), ACI 318, ASCE 7-22, IS 13920, EN 13474, and more.

8 Failure Pattern Detectors

Floating columns, soft storey, transfer beams, P-Delta, torsional irregularity, and 3 more critical patterns.

New

BIM Simulator — 3D IFC Viewer

Import any IFC file and simulate collapse, wind pressure, glass FEM, and soil settlement in a live 3D viewport.

New

AI Structural Copilot

Ask plain-English questions about the loaded model — safety, DCR, loads, settlement, collapse risk — and get instant expert answers.

Wind & Glass Analysis

ASCE 7-22 wind pressure profile with 3D arrow visualisation plus Kirchhoff FEM glass-panel stress analysis.

PDF Report + IFC/BCF Export

20-section engineering PDF plus IFC 2×3 (Revit/ETABS-ready) and BCF 2.1 (Navisworks/Solibri) export.

Any Building. Any Country.

RC frame analysis worldwide — residential, commercial, industrial, any floor count, any shape.

Simple, transparent

Preview free. Pay once for the full PDF report.

Free

$0

structural preview

  • Structural safety score
  • AI Pass/Fail on 4 checks
  • First detected pattern
  • Smart 2D layout viewer
Most Popular

Full Report

$5.99/report

Complete engineering report

  • Everything in Free
  • All 8 pattern findings
  • Failure modes & sequences
  • Critical zones mapped
  • Full code references
  • Actionable recommendations
  • Downloadable PDF

Common questions

Analyse your building free — right now

Is your building safe?

Paste your building JSON above and find out in under 2 seconds — no account required for the free preview.

Works for RC frames worldwide · No software · No credit card for preview