{
    "document_id": 11809,
    "page": 74,
    "width_pt": 612,
    "height_pt": 792,
    "rotation": 0,
    "pipeline_version": "paddleocr-vl-1.6+paul-48",
    "engine": "paddleocr_vl",
    "source_run_id": 11920,
    "item_count": 40,
    "counts_by_type": {
        "footnote": 2,
        "header": 1,
        "heading": 2,
        "table": 3,
        "table_cell": 30,
        "text": 2
    },
    "build_ms": 8,
    "items": [
        {
            "id": "p74.1",
            "order": 1,
            "type": "header",
            "bbox": {
                "l": 53.28,
                "t": 738.96,
                "r": 560.16,
                "b": 698.4
            },
            "text": "POST DEV NOAA 24-hr D 10 YEAR Rainfall=5.38\"\nPrepared by Professional Design Services Printed 12/31/2025\nHydroCAD® 10.20-6a s/n 02223 © 2024 HydroCAD Software Solutions LLC Page 38",
            "attrs": {
                "block_label": "header"
            },
            "level": 2
        },
        {
            "id": "p74.2",
            "order": 2,
            "type": "heading",
            "bbox": {
                "l": 162.24,
                "t": 687.84,
                "r": 457.44,
                "b": 672.72
            },
            "text": "Summary for Pond 3P: SSIB #1 SURFACE BASIN",
            "attrs": {
                "block_label": "paragraph_title"
            },
            "level": 3
        },
        {
            "id": "p74.3",
            "order": 3,
            "type": "heading",
            "bbox": {
                "l": 52.32,
                "t": 659.52,
                "r": 301.44,
                "b": 645.84
            },
            "text": "[82] Warning: Early inflow requires earlier time span",
            "attrs": {
                "block_label": "paragraph_title"
            },
            "level": 3
        },
        {
            "id": "p74.4",
            "order": 4,
            "type": "table",
            "bbox": {
                "l": 52.56,
                "t": 637.92,
                "r": 531.12,
                "b": 564.135336
            },
            "text": "",
            "attrs": {
                "block_label": "table",
                "n_rows": 3,
                "n_cols": 2,
                "integrity": {
                    "cells_checked": 6,
                    "cells_flagged": 1,
                    "flags": [
                        {
                            "row": 1,
                            "col": 1,
                            "coverage": 0.58,
                            "text": "1.05 cfs @ 12.67 hrs, Volume= 0.209 af, Atten= 51%, Lag= 26…"
                        }
                    ]
                }
            },
            "children": [
                {
                    "id": "p74.4.1",
                    "order": 5,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 635.521352,
                        "r": 107.727482,
                        "b": 611.654405
                    },
                    "text": "Inflow Area =\nInflow =",
                    "attrs": {
                        "row": 0,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.4.2",
                    "order": 6,
                    "type": "table_cell",
                    "bbox": {
                        "l": 147.777121,
                        "t": 635.521352,
                        "r": 508.70722,
                        "b": 611.654405
                    },
                    "text": "1.290 ac, 55.81% Impervious, Inflow Depth > 2.70\" for 10 YEAR event\n2.16 cfs @ 12.22 hrs, Volume= 0.290 af",
                    "attrs": {
                        "row": 0,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.4.3",
                    "order": 7,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 611.7618170000001,
                        "r": 90.412668,
                        "b": 599.774638
                    },
                    "text": "Outflow =",
                    "attrs": {
                        "row": 1,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.4.4",
                    "order": 8,
                    "type": "table_cell",
                    "bbox": {
                        "l": 291.84,
                        "t": 613.92,
                        "r": 531.12,
                        "b": 601.92
                    },
                    "text": "1.05 cfs @ 12.67 hrs, Volume= 0.209 af, Atten= 51%, Lag= 26.5 min",
                    "attrs": {
                        "row": 1,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1
                    }
                },
                {
                    "id": "p74.4.5",
                    "order": 9,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 599.8820499999999,
                        "r": 237.878603,
                        "b": 564.135336
                    },
                    "text": "Discarded =\nPrimary =\nRouted to Reach 10 : COMPOSITE",
                    "attrs": {
                        "row": 2,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.4.6",
                    "order": 10,
                    "type": "table_cell",
                    "bbox": {
                        "l": 147.769602,
                        "t": 599.8820499999999,
                        "r": 305.136775,
                        "b": 576.0151040000001
                    },
                    "text": "0.10 cfs @ 12.67 hrs, Volume= 0.089 af\n0.95 cfs @ 12.67 hrs, Volume= 0.120 af",
                    "attrs": {
                        "row": 2,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                }
            ]
        },
        {
            "id": "p74.5",
            "order": 11,
            "type": "text",
            "bbox": {
                "l": 51.84,
                "t": 553.2,
                "r": 408.72,
                "b": 526.8
            },
            "text": "Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs\nPeak Elev= 112.02' @ 12.67 hrs Surf.Area= 3,217 sf Storage= 5,118 cf"
        },
        {
            "id": "p74.6",
            "order": 12,
            "type": "text",
            "bbox": {
                "l": 52.08,
                "t": 517.44,
                "r": 413.52,
                "b": 491.28
            },
            "text": "Plug-Flow detention time = 129.4 min calculated for 0.208 af (72% of inflow) Center-of-Mass det. time = 59.2 min (812.0 - 752.7)"
        },
        {
            "id": "p74.7",
            "order": 13,
            "type": "table",
            "bbox": {
                "l": 52.08,
                "t": 481.2,
                "r": 558.48,
                "b": 355.92
            },
            "text": "",
            "attrs": {
                "block_label": "table",
                "n_rows": 3,
                "n_cols": 5,
                "integrity": {
                    "cells_checked": 12,
                    "cells_flagged": 1,
                    "flags": [
                        {
                            "row": 1,
                            "col": 3,
                            "coverage": 0.33,
                            "text": "Custom Stage Data (Prismatic)Listed below (Recalc)"
                        }
                    ]
                }
            },
            "children": [
                {
                    "id": "p74.7.1",
                    "order": 14,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 481.084378,
                        "r": 90.412668,
                        "b": 469.097199
                    },
                    "text": "Volume",
                    "attrs": {
                        "row": 0,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "column_header": true,
                        "header_source": "heuristic"
                    }
                },
                {
                    "id": "p74.7.2",
                    "order": 15,
                    "type": "table_cell",
                    "bbox": {
                        "l": 123.533158,
                        "t": 481.084378,
                        "r": 150.396899,
                        "b": 469.097199
                    },
                    "text": "Invert",
                    "attrs": {
                        "row": 0,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "column_header": true,
                        "header_source": "heuristic"
                    }
                },
                {
                    "id": "p74.7.3",
                    "order": 16,
                    "type": "table_cell",
                    "bbox": {
                        "l": 173.452885,
                        "t": 481.084378,
                        "r": 237.330802,
                        "b": 469.097199
                    },
                    "text": "Avail.Storage",
                    "attrs": {
                        "row": 0,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "column_header": true,
                        "header_source": "heuristic"
                    }
                },
                {
                    "id": "p74.7.4",
                    "order": 17,
                    "type": "table_cell",
                    "bbox": {
                        "l": 249.465135,
                        "t": 481.084378,
                        "r": 343.783612,
                        "b": 469.097199
                    },
                    "text": "Storage Description",
                    "attrs": {
                        "row": 0,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 2,
                        "bbox_refit": true,
                        "column_header": true,
                        "header_source": "heuristic"
                    }
                },
                {
                    "id": "p74.7.5",
                    "order": 18,
                    "type": "table_cell",
                    "bbox": {
                        "l": 66.12,
                        "t": 467.280786,
                        "r": 78.064214,
                        "b": 455.293607
                    },
                    "text": "#1",
                    "attrs": {
                        "row": 1,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.7.6",
                    "order": 19,
                    "type": "table_cell",
                    "bbox": {
                        "l": 115.437146,
                        "t": 467.280786,
                        "r": 150.335304,
                        "b": 455.293607
                    },
                    "text": "110.00'",
                    "attrs": {
                        "row": 1,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.7.7",
                    "order": 20,
                    "type": "table_cell",
                    "bbox": {
                        "l": 193.071317,
                        "t": 467.280786,
                        "r": 237.260614,
                        "b": 455.293607
                    },
                    "text": "12,950 cf",
                    "attrs": {
                        "row": 1,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.7.8",
                    "order": 21,
                    "type": "table_cell",
                    "bbox": {
                        "l": 355.92,
                        "t": 465.54,
                        "r": 558.48,
                        "b": 449.88
                    },
                    "text": "Custom Stage Data (Prismatic)Listed below (Recalc)",
                    "attrs": {
                        "row": 1,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 2
                    }
                },
                {
                    "id": "p74.7.9",
                    "order": 22,
                    "type": "table_cell",
                    "bbox": {
                        "l": 57.719307,
                        "t": 443.521252,
                        "r": 101.897863,
                        "b": 358.334538
                    },
                    "text": "Elevation\\n(feet)\n110.00\n111.00\n112.00\n113.00\n114.00",
                    "attrs": {
                        "row": 2,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.7.10",
                    "order": 23,
                    "type": "table_cell",
                    "bbox": {
                        "l": 142.191327,
                        "t": 443.521252,
                        "r": 187.562155,
                        "b": 358.334538
                    },
                    "text": "Surf.Area\\n(sq-ft)\n2,000\n2,450\n3,200\n4,000\n4,600",
                    "attrs": {
                        "row": 2,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.7.11",
                    "order": 24,
                    "type": "table_cell",
                    "bbox": {
                        "l": 230.21009,
                        "t": 443.521252,
                        "r": 358.898543,
                        "b": 358.334538
                    },
                    "text": "Inc.Store\\n(cubic-feet)\n0\n2,225\n2,825\n3,600\n4,300",
                    "attrs": {
                        "row": 2,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.7.12",
                    "order": 25,
                    "type": "table_cell",
                    "bbox": {
                        "l": 219.361478,
                        "t": 443.521252,
                        "r": 358.999511,
                        "b": 358.334538
                    },
                    "text": "Cum.Store\\n(cubic-feet)\n0\n2,225\n5,050\n8,650\n12,950",
                    "attrs": {
                        "row": 2,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 2,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                }
            ]
        },
        {
            "id": "p74.8",
            "order": 26,
            "type": "table",
            "bbox": {
                "l": 51.36,
                "t": 347.04,
                "r": 455.28,
                "b": 259.2
            },
            "text": "",
            "attrs": {
                "block_label": "table",
                "n_rows": 3,
                "n_cols": 4,
                "integrity": {
                    "cells_checked": 12,
                    "cells_flagged": 0
                }
            },
            "children": [
                {
                    "id": "p74.8.1",
                    "order": 27,
                    "type": "table_cell",
                    "bbox": {
                        "l": 53.999914,
                        "t": 346.562183,
                        "r": 86.825021,
                        "b": 320.773607
                    },
                    "text": "Device\n#1",
                    "attrs": {
                        "row": 0,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.8.2",
                    "order": 28,
                    "type": "table_cell",
                    "bbox": {
                        "l": 98.873425,
                        "t": 346.562183,
                        "r": 147.222394,
                        "b": 320.773607
                    },
                    "text": "Routing\nDiscarded",
                    "attrs": {
                        "row": 0,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.8.3",
                    "order": 29,
                    "type": "table_cell",
                    "bbox": {
                        "l": 175.965845,
                        "t": 346.562183,
                        "r": 210.937439,
                        "b": 320.773607
                    },
                    "text": "Invert\n110.00'",
                    "attrs": {
                        "row": 0,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.8.4",
                    "order": 30,
                    "type": "table_cell",
                    "bbox": {
                        "l": 223.01377,
                        "t": 346.562183,
                        "r": 453.384188,
                        "b": 308.892765
                    },
                    "text": "Outlet Devices\n1.000 in/hr Exfiltration over Surface area\\nConductivity to Groundwater Elevation = 106.00'",
                    "attrs": {
                        "row": 0,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p74.8.5",
                    "order": 31,
                    "type": "table_cell",
                    "bbox": {
                        "l": 70.44,
                        "t": 309.000177,
                        "r": 82.384214,
                        "b": 297.012998
                    },
                    "text": "#2",
                    "attrs": {
                        "row": 1,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.8.6",
                    "order": 32,
                    "type": "table_cell",
                    "bbox": {
                        "l": 98.876253,
                        "t": 309.000177,
                        "r": 135.868946,
                        "b": 297.012998
                    },
                    "text": "Primary",
                    "attrs": {
                        "row": 1,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.8.7",
                    "order": 33,
                    "type": "table_cell",
                    "bbox": {
                        "l": 175.97229,
                        "t": 309.000177,
                        "r": 210.870449,
                        "b": 297.012998
                    },
                    "text": "111.50'",
                    "attrs": {
                        "row": 1,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.8.8",
                    "order": 34,
                    "type": "table_cell",
                    "bbox": {
                        "l": 223.01982,
                        "t": 309.000177,
                        "r": 451.453995,
                        "b": 285.133231
                    },
                    "text": "12.0\" W x 4.0\" H Vert. Orifice/Grate C= 0.600\\nLimited to weir flow at low heads",
                    "attrs": {
                        "row": 1,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.8.9",
                    "order": 35,
                    "type": "table_cell",
                    "bbox": {
                        "l": 70.44,
                        "t": 285.240643,
                        "r": 82.384214,
                        "b": 273.253464
                    },
                    "text": "#3",
                    "attrs": {
                        "row": 2,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.8.10",
                    "order": 36,
                    "type": "table_cell",
                    "bbox": {
                        "l": 98.876253,
                        "t": 285.240643,
                        "r": 135.868946,
                        "b": 273.253464
                    },
                    "text": "Primary",
                    "attrs": {
                        "row": 2,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.8.11",
                    "order": 37,
                    "type": "table_cell",
                    "bbox": {
                        "l": 175.97229,
                        "t": 285.240643,
                        "r": 210.870449,
                        "b": 273.253464
                    },
                    "text": "113.00'",
                    "attrs": {
                        "row": 2,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p74.8.12",
                    "order": 38,
                    "type": "table_cell",
                    "bbox": {
                        "l": 223.01982,
                        "t": 285.240643,
                        "r": 439.81483,
                        "b": 261.373697
                    },
                    "text": "24.0\" x 48.0\" Horiz. Orifice/Grate C= 0.600\\nLimited to weir flow at low heads",
                    "attrs": {
                        "row": 2,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                }
            ]
        },
        {
            "id": "p74.9",
            "order": 39,
            "type": "footnote",
            "bbox": {
                "l": 51.12,
                "t": 250.56,
                "r": 439.44,
                "b": 224.16
            },
            "text": "Discarded OutFlow Max=0.10 cfs @ 12.67 hrs HW=112.02' (Free Discharge)\n1=Exfiltration (Controls 0.10 cfs)",
            "attrs": {
                "block_label": "vision_footnote"
            }
        },
        {
            "id": "p74.10",
            "order": 40,
            "type": "footnote",
            "bbox": {
                "l": 51.84,
                "t": 214.8,
                "r": 427.2,
                "b": 177.12
            },
            "text": "Primary OutFlow Max=0.95 cfs @ 12.67 hrs HW=112.02' (Free Discharge)\n2=Orifice/Grate (Orifice Controls 0.95 cfs @ 2.84 fps)\n3=Orifice/Grate (Controls 0.00 cfs)",
            "attrs": {
                "block_label": "vision_footnote"
            }
        }
    ],
    "excluded_furniture": {
        "first": [],
        "last": []
    }
}