{
    "document_id": 11809,
    "page": 174,
    "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": 38,
    "counts_by_type": {
        "footnote": 1,
        "header": 1,
        "heading": 2,
        "table": 3,
        "table_cell": 30,
        "text": 1
    },
    "build_ms": 7,
    "items": [
        {
            "id": "p174.1",
            "order": 1,
            "type": "header",
            "bbox": {
                "l": 52.32,
                "t": 738.72,
                "r": 560.4,
                "b": 698.64
            },
            "text": "OCSCD 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 37",
            "attrs": {
                "block_label": "header"
            },
            "level": 2
        },
        {
            "id": "p174.2",
            "order": 2,
            "type": "heading",
            "bbox": {
                "l": 163.68,
                "t": 687.6,
                "r": 455.76,
                "b": 672.96
            },
            "text": "Summary for Pond 9P: SSIB #3 UNDERGROUND",
            "attrs": {
                "block_label": "paragraph_title"
            },
            "level": 3
        },
        {
            "id": "p174.3",
            "order": 3,
            "type": "table",
            "bbox": {
                "l": 54,
                "t": 666,
                "r": 528.48,
                "b": 516.616268
            },
            "text": "",
            "attrs": {
                "block_label": "table",
                "n_rows": 8,
                "n_cols": 2,
                "integrity": {
                    "cells_checked": 8,
                    "cells_flagged": 3,
                    "flags": [
                        {
                            "row": 2,
                            "col": 0,
                            "coverage": 0.31,
                            "text": "Outflow = 1.59 cfs @ 12.17 hrs, Volume= 0.176 af, Atten= 32…"
                        },
                        {
                            "row": 3,
                            "col": 0,
                            "coverage": 0.5,
                            "text": "Discarded = 0.00 cfs @ 5.00 hrs, Volume= 0.000 af"
                        },
                        {
                            "row": 4,
                            "col": 0,
                            "coverage": 0,
                            "text": "Primary = 1.59 cfs @ 12.17 hrs, Volume= 0.176 af"
                        }
                    ]
                }
            },
            "children": [
                {
                    "id": "p174.3.1",
                    "order": 4,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 666,
                        "r": 528.48,
                        "b": 647.4
                    },
                    "text": "Inflow Area = 0.460 ac,100.00% Impervious, Inflow Depth > 4.66\" for 10 YEAR event",
                    "attrs": {
                        "row": 0,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2
                    }
                },
                {
                    "id": "p174.3.2",
                    "order": 5,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 647.4,
                        "r": 528.48,
                        "b": 628.8
                    },
                    "text": "Inflow = 2.35 cfs @ 12.10 hrs, Volume= 0.179 af",
                    "attrs": {
                        "row": 1,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2
                    }
                },
                {
                    "id": "p174.3.3",
                    "order": 6,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 628.8,
                        "r": 528.48,
                        "b": 610.2
                    },
                    "text": "Outflow = 1.59 cfs @ 12.17 hrs, Volume= 0.176 af, Atten= 32%, Lag= 4.5 min",
                    "attrs": {
                        "row": 2,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2
                    }
                },
                {
                    "id": "p174.3.4",
                    "order": 7,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 610.2,
                        "r": 528.48,
                        "b": 591.6
                    },
                    "text": "Discarded = 0.00 cfs @ 5.00 hrs, Volume= 0.000 af",
                    "attrs": {
                        "row": 3,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2
                    }
                },
                {
                    "id": "p174.3.5",
                    "order": 8,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 591.6,
                        "r": 528.48,
                        "b": 573
                    },
                    "text": "Primary = 1.59 cfs @ 12.17 hrs, Volume= 0.176 af",
                    "attrs": {
                        "row": 4,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2
                    }
                },
                {
                    "id": "p174.3.6",
                    "order": 9,
                    "type": "table_cell",
                    "bbox": {
                        "l": 68.930268,
                        "t": 599.8820499999999,
                        "r": 237.878603,
                        "b": 587.894871
                    },
                    "text": "Routed to Reach 10 : COMPOSITE",
                    "attrs": {
                        "row": 5,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p174.3.7",
                    "order": 10,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 576.122516,
                        "r": 519.953256,
                        "b": 540.375802
                    },
                    "text": "Routing by Stor-Ind method, Time Span= 5.00-20.00 hrs, dt= 0.05 hrs\\nStarting Elev= 113.00' Surf.Area= 0.085 ac Storage= 0.111 af\\nPeak Elev= 113.70' @ 12.17 hrs Surf.Area= 0.085 ac Storage= 0.136 af (0.025 af above start)",
                    "attrs": {
                        "row": 6,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p174.3.8",
                    "order": 11,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 528.603447,
                        "r": 411.725999,
                        "b": 516.616268
                    },
                    "text": "Plug-Flow detention time= 288.6 min calculated for 0.065 af (36% of inflow)",
                    "attrs": {
                        "row": 7,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2,
                        "bbox_refit": true
                    }
                }
            ]
        },
        {
            "id": "p174.4",
            "order": 12,
            "type": "text",
            "bbox": {
                "l": 51.6,
                "t": 529.44,
                "r": 413.04,
                "b": 503.04
            },
            "text": "Plug-Flow detention time= 288.6 min calculated for 0.065 af (36% of inflow) Center-of-Mass det. time= 18.8 min (753.0 - 734.2)"
        },
        {
            "id": "p174.5",
            "order": 13,
            "type": "table",
            "bbox": {
                "l": 52.32,
                "t": 494.4,
                "r": 556.56,
                "b": 392.16
            },
            "text": "",
            "attrs": {
                "block_label": "table",
                "n_rows": 2,
                "n_cols": 4,
                "integrity": {
                    "cells_checked": 8,
                    "cells_flagged": 0
                }
            },
            "children": [
                {
                    "id": "p174.5.1",
                    "order": 14,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 492.964145,
                        "r": 90.412668,
                        "b": 467.173607
                    },
                    "text": "Volume\n#1A",
                    "attrs": {
                        "row": 0,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.5.2",
                    "order": 15,
                    "type": "table_cell",
                    "bbox": {
                        "l": 115.437146,
                        "t": 492.964145,
                        "r": 150.396899,
                        "b": 467.173607
                    },
                    "text": "Invert\n110.80'",
                    "attrs": {
                        "row": 0,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.5.3",
                    "order": 16,
                    "type": "table_cell",
                    "bbox": {
                        "l": 167.453925,
                        "t": 492.964145,
                        "r": 231.331841,
                        "b": 467.173607
                    },
                    "text": "Avail.Storage\n0.063 af",
                    "attrs": {
                        "row": 0,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.5.4",
                    "order": 17,
                    "type": "table_cell",
                    "bbox": {
                        "l": 243.466175,
                        "t": 492.964145,
                        "r": 549.157135,
                        "b": 455.292765
                    },
                    "text": "Storage Description\n55.75'W x 66.33'L x 3.00'H Field A\\n0.255 af Overall - 0.096 af Embedded = 0.159 af x 40.0% Voids",
                    "attrs": {
                        "row": 0,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.5.5",
                    "order": 18,
                    "type": "table_cell",
                    "bbox": {
                        "l": 66.12,
                        "t": 455.400177,
                        "r": 85.228595,
                        "b": 443.412998
                    },
                    "text": "#2A",
                    "attrs": {
                        "row": 1,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p174.5.6",
                    "order": 19,
                    "type": "table_cell",
                    "bbox": {
                        "l": 115.437146,
                        "t": 455.400177,
                        "r": 150.335304,
                        "b": 443.412998
                    },
                    "text": "111.13'",
                    "attrs": {
                        "row": 1,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p174.5.7",
                    "order": 20,
                    "type": "table_cell",
                    "bbox": {
                        "l": 192.471958,
                        "t": 455.400177,
                        "r": 231.290655,
                        "b": 443.412998
                    },
                    "text": "0.076 af",
                    "attrs": {
                        "row": 1,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p174.5.8",
                    "order": 21,
                    "type": "table_cell",
                    "bbox": {
                        "l": 243.479769,
                        "t": 455.400177,
                        "r": 509.915235,
                        "b": 395.893929
                    },
                    "text": "ADS N-12 24\" x 48 Inside #1\\nInside = 23.8\"W x 23.8\"H => 3.10 sf x 20.00'L = 62.0 cf\\nOutside = 28.0\"W x 28.0\"H => 3.92 sf x 20.00'L = 78.4 cf\\n48 Chambers in 16 Rows\\n54.08' Header x 3.10 sf x 2 = 335.3 cf Inside",
                    "attrs": {
                        "row": 1,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                }
            ]
        },
        {
            "id": "p174.6",
            "order": 22,
            "type": "heading",
            "bbox": {
                "l": 66.96,
                "t": 370.56,
                "r": 295.44,
                "b": 356.88
            },
            "text": "Storage Group A created with Chamber Wizard",
            "attrs": {
                "block_label": "paragraph_title"
            },
            "level": 3
        },
        {
            "id": "p174.7",
            "order": 23,
            "type": "table",
            "bbox": {
                "l": 48.96,
                "t": 347.28,
                "r": 558.96,
                "b": 209.04
            },
            "text": "",
            "attrs": {
                "block_label": "table",
                "n_rows": 4,
                "n_cols": 4,
                "integrity": {
                    "cells_checked": 14,
                    "cells_flagged": 2,
                    "flags": [
                        {
                            "row": 2,
                            "col": 1,
                            "coverage": 0,
                            "text": "Max=0.00 cfs @ 5.00 hrs"
                        },
                        {
                            "row": 3,
                            "col": 1,
                            "coverage": 0,
                            "text": "Max=1.57 cfs @ 12.17 hrs"
                        }
                    ]
                }
            },
            "children": [
                {
                    "id": "p174.7.1",
                    "order": 24,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54.000153,
                        "t": 346.561717,
                        "r": 86.82526,
                        "b": 320.773607
                    },
                    "text": "Device\n#1",
                    "attrs": {
                        "row": 0,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.7.2",
                    "order": 25,
                    "type": "table_cell",
                    "bbox": {
                        "l": 98.873664,
                        "t": 346.561717,
                        "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": "p174.7.3",
                    "order": 26,
                    "type": "table_cell",
                    "bbox": {
                        "l": 175.965845,
                        "t": 346.561717,
                        "r": 210.937678,
                        "b": 320.773607
                    },
                    "text": "Invert\n110.80'",
                    "attrs": {
                        "row": 0,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.7.4",
                    "order": 27,
                    "type": "table_cell",
                    "bbox": {
                        "l": 223.014009,
                        "t": 346.561717,
                        "r": 462.419686,
                        "b": 308.892765
                    },
                    "text": "Outlet Devices\n1.000 in/hr Exfiltration X 0.00 over Surface area\\nConductivity to Groundwater Elevation = 108.00'",
                    "attrs": {
                        "row": 0,
                        "col": 3,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.7.5",
                    "order": 28,
                    "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": "p174.7.6",
                    "order": 29,
                    "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": "p174.7.7",
                    "order": 30,
                    "type": "table_cell",
                    "bbox": {
                        "l": 175.97229,
                        "t": 309.000177,
                        "r": 210.870449,
                        "b": 297.012998
                    },
                    "text": "113.00'",
                    "attrs": {
                        "row": 1,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p174.7.8",
                    "order": 31,
                    "type": "table_cell",
                    "bbox": {
                        "l": 223.01982,
                        "t": 309.000177,
                        "r": 451.453995,
                        "b": 285.133231
                    },
                    "text": "12.0\" W x 6.0\" 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": "p174.7.9",
                    "order": 32,
                    "type": "table_cell",
                    "bbox": {
                        "l": 53.999519,
                        "t": 273.180424,
                        "r": 231.763157,
                        "b": 249.31347700000003
                    },
                    "text": "Discarded OutFlow\n1=Exfiltration ( Controls 0.00 cfs)",
                    "attrs": {
                        "row": 2,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.7.10",
                    "order": 33,
                    "type": "table_cell",
                    "bbox": {
                        "l": 303.96,
                        "t": 288.0343,
                        "r": 431.46,
                        "b": 268.2857
                    },
                    "text": "Max=0.00 cfs @ 5.00 hrs",
                    "attrs": {
                        "row": 2,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1
                    }
                },
                {
                    "id": "p174.7.11",
                    "order": 34,
                    "type": "table_cell",
                    "bbox": {
                        "l": 282.213499,
                        "t": 273.36087599999996,
                        "r": 430.987712,
                        "b": 261.373697
                    },
                    "text": "HW=113.00' (Free Discharge)",
                    "attrs": {
                        "row": 2,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                },
                {
                    "id": "p174.7.12",
                    "order": 35,
                    "type": "table_cell",
                    "bbox": {
                        "l": 54,
                        "t": 237.540886,
                        "r": 326.584803,
                        "b": 213.67394000000002
                    },
                    "text": "Primary OutFlow\n2=Orifice/Grate (Orifice Controls 1.57 cfs @ 3.15 fps)",
                    "attrs": {
                        "row": 3,
                        "col": 0,
                        "rowspan": 1,
                        "colspan": 2,
                        "bbox_refit": true,
                        "merged_continuation": true
                    }
                },
                {
                    "id": "p174.7.13",
                    "order": 36,
                    "type": "table_cell",
                    "bbox": {
                        "l": 303.96,
                        "t": 248.5371,
                        "r": 431.46,
                        "b": 228.7886
                    },
                    "text": "Max=1.57 cfs @ 12.17 hrs",
                    "attrs": {
                        "row": 3,
                        "col": 1,
                        "rowspan": 1,
                        "colspan": 1
                    }
                },
                {
                    "id": "p174.7.14",
                    "order": 37,
                    "type": "table_cell",
                    "bbox": {
                        "l": 276.4524,
                        "t": 237.72133799999995,
                        "r": 425.226613,
                        "b": 225.73415899999998
                    },
                    "text": "HW=113.69' (Free Discharge)",
                    "attrs": {
                        "row": 3,
                        "col": 2,
                        "rowspan": 1,
                        "colspan": 1,
                        "bbox_refit": true
                    }
                }
            ]
        },
        {
            "id": "p174.8",
            "order": 38,
            "type": "footnote",
            "bbox": {
                "l": 190.56,
                "t": 394.32,
                "r": 357.6,
                "b": 381.12
            },
            "text": "0.139 af Total Available Storage",
            "attrs": {
                "block_label": "vision_footnote"
            }
        }
    ],
    "excluded_furniture": {
        "first": [],
        "last": []
    }
}