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    "page": 82,
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    "source_run_id": 11539,
    "item_count": 11,
    "counts_by_type": {
        "heading": 1,
        "list": 1,
        "list_item": 5,
        "text": 4
    },
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    "items": [
        {
            "id": "p82.1",
            "order": 1,
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            "text": "C. For undivided major and secondary highways, one twelve (12) foot lane in the center will be clear of water for a 10-year storm peak runoff. For divided highways, one ten (10) foot lane in each direction will be clear of water for the peak runoff from a 10-year storm at ultimate development conditions (see Figure V-3). Subdivisions adjacent to highways with pre-existing flooding will be considered on a case-by-case basis."
        },
        {
            "id": "p82.2",
            "order": 2,
            "type": "text",
            "bbox": {
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            "text": "If a storm drain is required to meet any of the three conditions listed above, it shall be designed for a minimum capacity of the peak flow from a 10-year storm. If a master planned storm drainage facility is proposed through the project which would mitigate the flooding, the developer may be required to construct the facility."
        },
        {
            "id": "p82.3",
            "order": 3,
            "type": "heading",
            "bbox": {
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            "text": "B. HYDROLOGIC DESIGN STANDARDS AND PROCEDURES",
            "attrs": {
                "block_label": "paragraph_title"
            },
            "level": 3
        },
        {
            "id": "p82.4",
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            "type": "text",
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            "text": "The design of all master and local facilities will be in accordance with the following standards and procedures:"
        },
        {
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            "text": "",
            "attrs": {
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            },
            "children": [
                {
                    "id": "p82.5.1",
                    "order": 6,
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                    "bbox": {
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                    "text": "Hydrologic calculations will be performed in accordance with the Los Angeles County Department of Public Works Hydrology Manual except the initial time of concentration will be determined from Figure V-4 and used in the subsequent calculations. Figure V-4 may be used, subject to the limitations of length and area.",
                    "marker": "1."
                },
                {
                    "id": "p82.5.2",
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                    "text": "Design frequencies will be as described under \"Hydrologic Protection Levels\".",
                    "marker": "2."
                },
                {
                    "id": "p82.5.3",
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                        "l": 105.36,
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                    "text": "Where applicable, the design shall include provisions for future extension of the drainage system to serve the entire drainage basin.",
                    "marker": "3."
                },
                {
                    "id": "p82.5.4",
                    "order": 9,
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                    "text": "Required submittals - Improvement Plan Stage",
                    "marker": "4.",
                    "attrs": {
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                },
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                    "type": "list_item",
                    "bbox": {
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                    "text": "Hydrology map on a scale of 1:500 or larger (e.g. 1:200) showing the entire drainage area tributary to a master plan drainage facility or a regional drainage facility. It will show the entire tributary area with contours/elevations, drainage area sizes, catch basins, connector pipes, mainline pipes, and the pertinent discharge data. Appropriate soil classifications and land use information will also be submitted.",
                    "marker": "a."
                }
            ]
        },
        {
            "id": "p82.6",
            "order": 11,
            "type": "text",
            "bbox": {
                "l": 300.96,
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            "text": "V-3",
            "attrs": {
                "block_label": "number"
            }
        }
    ],
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