{ "metadata": { "source_file": "/Users/tom/Desktop/project/vinci/geotech/geotech-azure/examples/sample_pdfs/2.pdf", "extraction_date": "2025-07-31T13:03:32.291628", "extraction_method": "Azure Document Intelligence + GPT-3.5", "pages": 1, "layer_count": 3, "extraction_time_seconds": 8.67 }, "layers": [ { "page": 1, "depth_start": 0.0, "depth_end": 2.8, "description": "Top soil: Soft, beige to grey, silty CLAY to clayey SILT. Containing root of plants and fragments of shells." }, { "page": 1, "depth_start": 2.8, "depth_end": 10.0, "description": "Loose to medium dense, green grey, fine SAND. Containing gravel, fragments of shells a little organic matter." }, { "page": 2, "depth_start": 10.0, "depth_end": 20.0, "description": "Soft, green grey, clayey SILT to silty CLAY. Containing fragments of shells and organic matter." }, { "page": 3, "depth_start": 20.0, "depth_end": 24.0, "description": "Soft, green grey, silty CLAY. Containing fragments of shells and organic matter." }, { "page": 3, "depth_start": 20.0, "depth_end": 28.6, "description": "Soft to firm, green grey, silty CLAY. Containing fragments of shells and organic matter." }, { "page": 3, "depth_start": 28.6, "depth_end": 34.0, "description": "Loose to medium dense, green grey, fine SAND. Containing fragments of shells and a little organic matter." }, { "page": 4, "depth_start": 34.0, "depth_end": 47.3, "description": "Soft to firm, green grey, silty CLAY. Containg bed of silty sand, fragments of shells and a little organic matter." }, { "page": 5, "depth_start": 47.3, "depth_end": 51.5, "description": "Frim to stiff, green grey, silty CLAY. Containing gravel and fragments of shells." }, { "page": 6, "depth_start": 51.5, "depth_end": 57.5, "description": "Medium dense to dense, green grey, fine SAND. Containing fragments of shells and a little organic matter." }, { "page": 6, "depth_start": 57.5, "depth_end": 70.0, "description": "Firm, green grey, silty CLAY. Containing beds of silty sand, fragments of shells and a little organic matter." } ] }