{
    "document_id": 492,
    "page": 28,
    "width_pt": 612,
    "height_pt": 792,
    "engine": "paddleocr_vl",
    "source_run_id": 617,
    "item_count": 10,
    "counts_by_type": {
        "caption": 2,
        "figure": 2,
        "footer": 3,
        "header": 2,
        "text": 1
    },
    "build_ms": 0,
    "items": [
        {
            "id": "p28.1",
            "order": 1,
            "type": "header",
            "bbox": {
                "l": 70.8,
                "t": 755.52,
                "r": 118.08,
                "b": 743.28
            },
            "text": "May 2025",
            "attrs": {
                "block_label": "header"
            },
            "level": 2,
            "children": []
        },
        {
            "id": "p28.2",
            "order": 2,
            "type": "header",
            "bbox": {
                "l": 334.32,
                "t": 755.04,
                "r": 560.64,
                "b": 742.8
            },
            "text": "Chicago Avenue & Waterman Drive Corridor Study",
            "attrs": {
                "block_label": "header"
            },
            "level": 2,
            "children": []
        },
        {
            "id": "p28.3",
            "order": 3,
            "type": "text",
            "bbox": {
                "l": 68.4,
                "t": 718.56,
                "r": 560.64,
                "b": 650.88
            },
            "text": "Approximately 60% of crashes occurred in the daylight and on a dry roadway surface, although of those six daylight crashes, only four of these crashes occurred on a dry surface. Of the total ten crashes, 50% of the collisions occurred on a wet surface. Three crashes occurred at dark; however, it is noted that there is existing lighting along the roadway. Figures 12 and 13 show the summary of crashes by surface and lighting conditions.",
            "children": []
        },
        {
            "id": "p28.4",
            "order": 4,
            "type": "caption",
            "bbox": {
                "l": 97.68,
                "t": 641.04,
                "r": 532.08,
                "b": 626.64
            },
            "text": "Figure 12: Waterman Drive – Crash Summary by Roadway Surface Conditions",
            "attrs": {
                "block_label": "figure_title"
            },
            "children": []
        },
        {
            "id": "p28.5",
            "order": 5,
            "type": "figure",
            "bbox": {
                "l": 219.84,
                "t": 594.24,
                "r": 407.52,
                "b": 398.4
            },
            "text": "",
            "attrs": {
                "kind": "chart",
                "block_label": "chart",
                "embedded_text": "5 5\nDry Wet"
            },
            "children": []
        },
        {
            "id": "p28.6",
            "order": 6,
            "type": "caption",
            "bbox": {
                "l": 131.28,
                "t": 354.48,
                "r": 498.24,
                "b": 339.36
            },
            "text": "Figure 13: Waterman Drive – Crash Summary by Light Conditions",
            "attrs": {
                "block_label": "figure_title"
            },
            "children": []
        },
        {
            "id": "p28.7",
            "order": 7,
            "type": "figure",
            "bbox": {
                "l": 216.96,
                "t": 324.48,
                "r": 411.36,
                "b": 121.2
            },
            "text": "",
            "attrs": {
                "kind": "chart",
                "block_label": "chart",
                "embedded_text": "1\n3\n6\nDaylight Darkness - Road Lighted Unknown"
            },
            "children": []
        },
        {
            "id": "p28.8",
            "order": 8,
            "type": "footer",
            "bbox": {
                "l": 70.32,
                "t": 55.44,
                "r": 116.88,
                "b": 9.12
            },
            "text": "",
            "attrs": {
                "block_label": "footer_image"
            },
            "children": []
        },
        {
            "id": "p28.9",
            "order": 9,
            "type": "footer",
            "bbox": {
                "l": 306,
                "t": 51.84,
                "r": 323.52,
                "b": 40.8
            },
            "text": "5-5",
            "attrs": {
                "block_label": "number"
            },
            "children": []
        },
        {
            "id": "p28.10",
            "order": 10,
            "type": "footer",
            "bbox": {
                "l": 444,
                "t": 54.96,
                "r": 559.44,
                "b": 10.32
            },
            "text": "",
            "attrs": {
                "block_label": "footer_image"
            },
            "children": []
        }
    ],
    "ai_page_review": {
        "model": "claude-opus-4-8",
        "applied": true,
        "changed": true,
        "reviewed_at": "2026-09-02T16:43:10+00:00"
    }
}