PNEngineeringDatasets/RC_PrecastColumns_Dataset_V1

PN Engineering Datasets DATA DICTIONARY – Professional Specification

This document defines the structure and attributes of all datasets released under PN Engineering Datasets.

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1. Dataset Metadata

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dataset_name: RC_PrecastColumns_Dataset_V1 dataset_version: V1 element_type: Reinforced concrete precast columns pdf_count: 25 png_count: 25

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2. File Structure

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PDF files: • Flattened • Anonymous • Metadata removed • OCR-ready

PNG files: • 1200 DPI resolution • Clean and uniform background • High contrast for Vision models

Documentation files: • DATA_DICTIONARY • DATASET_INFO_TEMPLATE.json • DATASET_STRUCTURE_BLUEPRINT • INDEX.csv • LICENSE.txt • README

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3. Drawing Contents

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Each drawing may include: • Reinforcement layouts
• Longitudinal bars
• Stirrups/ties
• Sections in 1–3 views
• Dimensions (millimeters)
• Structural symbols
• Work stages
• Concrete classes
• Notes and detailing conventions

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4. Data Preparation Process

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• Anonymization (project & company data removed)
• Noise reduction
• PDF flattening
• Cleanup of backgrounds
• Export to high-resolution PNG

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5. Machine Learning Use-Cases

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• OCR model training
• Vision model detection of bars, symbols, dimensions
• Generating embeddings for engineering LLMs
• CAD-to-AI pipelines
• BIM automation

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6. Limitations

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Not for construction use. For training & research only.

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7. SUPPORT

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If you have questions, need additional formats, or want a custom dataset (beams, slabs, foundations, walls, steel details, construction photos, BIM sets), please contact:

PN Engineering Datasets Email: [email protected]

Gumroad: https://pnengineering.gumroad.com/

PN Engineering Datasets – 2025