STRUCTURAL Structural Engineering

Structural Engineering Automation

FrameAI reads your structural steel PDF. GPT-4o vision extracts every beam and column. EN 1993-1-8 connection design, section class checks, Eurocode member buckling, and fabrication-ready DSTV NC1 output — automatically. Also supports AISC 360-22 for US projects.

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$45/mo Individual · $400/yr Studio · Free tier available

$120
$/hr detailer rate
4 hrs
per connection manual
$96k
annual savings at 200 conn.
$45
/mo Individual tier

EN 1993-1-8 Connections · DSTV NC1 · AISC 360-22 — From Your Steel Drawing

Upload your steel drawing PDF. FrameAI extracts members, runs connection design, and outputs fabrication-ready files.

Input: PDF drawing (geometry, sections, connection nodes) → FrameAI GPT-4o vision
Output: EN 1993-1-8 calcs | DSTV NC1 CNC | IFC 4 BIM | DXF shop drawings | BOM Excel | fabrication PDF

Portal frames · Warehouses · Multi-bay frames — all handled automatically

FrameAI's intake pipeline processes your complete drawing set in one pass

01
PDF upload
Multi-page drawings, any sheet size. GPT-4o vision reads every page.
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02
Member extraction
Beams, columns, base plates — cross-section, length, grade from drawing.
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03
EN 1993 design
§6.3 buckling, §6.2 interaction, §3.8 bolted connections, section class.
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04
Fabrication export
DSTV NC1 · IFC 4.0/4.3 · DXF R12 · BOM Excel — direct to workshop.

Outputs from real projects

📄
Shop Drawings
Part marks, dimensions, section views — PDF, ready to print
🔩
Connection Report
EN 1993-1-8 calc sheet per node: bolt shear, weld, plate bending, utilisation
📦
BOM Excel
EN 10365 weights, surface area, quantities — with your firm branding
🏗
IFC 4.3 BIM
Structural frame model — drops straight into Tekla, Robot, SAP2000

Quick EN 1993-1-1 §6.3.2 check? Free lateral-torsional buckling calculator — Mcr, λ̄LT, χLT, Mb,Rd with capacity vs. unrestrained-length curve. IPE/HEA/HEB/UB/UC, S235–S460. Try free LTB calculator →

US projects? FrameAI also supports AISC 360-22 — extended unstiffened endplate moment connections (A325/A490 bolts), column baseplates (F1554 Gr36/55/105), and ASCE 7-22 load combinations. See /aisc for full US capability →

What You Get
■ EN 1993-1-8 Connection Design
Endplate moment, beam splice, column baseplate, haunch stiffener, and fin-plate moment connections. EN 1993-1-8 §3 bolt shear/tension, §4.5 weld sizing, §6.2.7 T-stub yield-line analysis. Full bolt schedule output with grade 8.8/10.9/12.9 escalation. Base plate concrete bearing, anchor bolt tension, shear key, and grout pad design. Eaves moment connection with column web panel shear check. EXC class auto-assignment per EN 1090-2.
■ DSTV NC1 7th Edition Export
ASCII NC1 files per part mark, ready for CNC. ST/SI/AK/IK/KA/BO/PU/SC/WN/EN blocks, correct neutral-axis coordinates for BO blocks, hole blocks derived from connection_data. Batch ZIP export. 12-check post-export geometry and syntax validation throws Nc1ValidationError on failure.
■ Eurocode Member Checks
EN 1993-1-1 §6.3 interaction formulas, EN 1993-1-10 material toughness, EN 1993-1-9 fatigue. Section class compact/non-compact/slender classification. EN 1992-1-1 RC checks when concrete is present.
■ AISC 360-22 Support
AISC 360-22 extended unstiffened endplate (A325/A490), column baseplate (F1554 Gr36/55/105). Available alongside Eurocode design for multi-code projects. See /aisc for full US capability.
■ IFC 4.0 / 4.3 BIM Export
Full structural frame model in IFC 4.0 and 4.3 — members, connections, base plates, section properties. Compatible with Tekla Structures, Robot Structural, SAP2000, and any other IFC-aware tool.
■ DXF R12 Shop Drawings
Auto-generated DXF R12 files per member: part marks, overall dimensions, cut lengths, hole positions. Exports for every beam and column in the model — ready for CNC or manual fabrication.

Fabrication output formats

DSTV NC1 · 7th Edition
CNC Machine Files
ASCII NC1 files per part mark. ST/SI/AK/IK/KA/BO/PU/SC/WN/EN blocks. Correct neutral-axis coordinates for BO blocks. Hole blocks from connection_data. 12-check post-export validation.
IFC 4.0 / 4.3
BIM Model
Full structural frame with IfcBeam, IfcColumn, IfcMember, IfcRelConnects. Section properties, material grades, connection nodes included. Native import to all major BIM tools.
DXF R12 · BOM Excel
Shop Drawings + BOM
DXF R12 per member with part marks and dimensions. BOM Excel with EN 10365 steel weights, surface area, quantities — firm branding included on all outputs.

Upload your steel drawing — get fabrication-ready output

2 free uploads/mo. EN 1993-1-8 connection calcs, DSTV NC1, IFC 4, DXF, and BOM — all from one PDF.

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Founding Customer Studio: 25 seats · lifetime pricing locked at $400/yr · onboarding support included See offer →