{ "format": "mistral-image-index-1", "document_id": "2026_BMP_10_3", "path_base": "knowledge-base root", "assets": [ { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0001-img-01.jpg", "sha256": "682ab82f4448d3a833bbcc13902c8202b5ab874efd30221f016bc82bcedf8d1b", "bytes": 21017, "pdf_page": 1, "ordinal": 1, "ocr_image_id": "img-0.jpeg", "local_path": "images/page-0001-img-01.jpg", "bbox_pixels": [ 272, 308, 627, 697 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "# 10.3 SAND FILTERS (LARGE-SCALE GI)\n\n[OCR image]\n\nA sand filter designed to infiltrate into the subsoil is a stormwater management system designed to both maximize the removal of pollutants from stormwater and to promote groundwater recharge as well as address the quantity impacts of land development. It consists of a pre-treatment zone and a treatment zone, which includes the sand bed and its underlying materials. Pollutants are treated through settl", "asset_id": "2026_BMP_10_3__image__0001__01__2386331c", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0001-img-01.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0001__001", "2026_BMP_10_3__0001__002", "2026_BMP_10_3__0001__003", "2026_BMP_10_3__0001__004", "2026_BMP_10_3__table__00001" ], "direct_record_ids": [ "2026_BMP_10_3__0001__001", "2026_BMP_10_3__0001__002", "2026_BMP_10_3__0001__003", "2026_BMP_10_3__0001__004", "2026_BMP_10_3__table__00001" ], "table_record_ids": [ "2026_BMP_10_3__table__00001" ], "display_asset_id": "2026_BMP_10_3__image__0001__01__2386331c" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0003-img-01.jpg", "sha256": "372a5ae5b802c35c90803fc6a473e7b9e76f5743630987755059a37ef5a5e682", "bytes": 2066, "pdf_page": 3, "ordinal": 1, "ocr_image_id": "img-1.jpeg", "local_path": "images/page-0003-img-01.jpg", "bbox_pixels": [ 193, 279, 341, 360 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "# Applications\n\n[OCR image]\n\nPursuant to N.J.A.C. 7:8-5.2(a)(2), the minimum design and performance standards for groundwater recharge, stormwater runoff quality and stormwater runoff quantity at N.J.A.C. 7:8- 5.4, 5.5 and 5.6 shall be met by incorporating green infrastructure in accordance with N.J.A.C. 7:8-5.3. Pursuant to N.J.A.C. 7:8-5.3(c), large-scale green infrastructure BMPs - i.e., those that exceed the contributory drain", "asset_id": "2026_BMP_10_3__image__0003__01__6d5fc41d", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0003-img-01.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0003__001" ], "direct_record_ids": [ "2026_BMP_10_3__0003__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0003__01__6d5fc41d" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0003-img-02.jpg", "sha256": "d4a86b025f55b991312c2a7cb9cb1899fee90a15343581f07c0f60e8c1a9cf63", "bytes": 1568, "pdf_page": 3, "ordinal": 2, "ocr_image_id": "img-2.jpeg", "local_path": "images/page-0003-img-02.jpg", "bbox_pixels": [ 227, 550, 312, 662 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "8-5.3(c), large-scale green infrastructure BMPs - i.e., those that exceed the contributory drainage area limits at N.J.A.C. 7:8-5.3(b) - may only be used to satisfy the stormwater runoff quantity standards.\n\n[OCR image]\n\nSand filters designed to infiltrate into the subsoil may be designed to convey storm events larger than the Water Quality Design Storm (WQDS); however, regardless of the design storm chosen, all sand filters designed to infiltrate into the subsoil must be designed for stability and capacity in accordance with the Standards for Soil Erosion and Sediment Control in New Jersey.\n\n[OCR image]", "asset_id": "2026_BMP_10_3__image__0003__02__788ae522", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0003-img-02.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0003__001" ], "direct_record_ids": [ "2026_BMP_10_3__0003__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0003__02__788ae522" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0003-img-03.jpg", "sha256": "d78ab3c4dd215798439d86bdf5e7b1d616f0c3a4df0062c23046b2828b269bee", "bytes": 2748, "pdf_page": 3, "ordinal": 3, "ocr_image_id": "img-3.jpeg", "local_path": "images/page-0003-img-03.jpg", "bbox_pixels": [ 224, 772, 312, 882 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "esign storm chosen, all sand filters designed to infiltrate into the subsoil must be designed for stability and capacity in accordance with the Standards for Soil Erosion and Sediment Control in New Jersey.\n\n[OCR image]\n\nOnly if a waiver or variance from the green infrastructure requirements of N.J.A.C. 7:8-5.3 is obtained may sand filters designed to infiltrate into the subsoil that exceed the contributory drainage area limit of 5.3(b) be used to meet the groundwater recharge requirements.\n\n[OCR image]\n\nOnly if a waiver or variance from the green infrastructure requirements of N.J.A.C. 7:8-5.3 is obtaine", "asset_id": "2026_BMP_10_3__image__0003__03__d8d62f68", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0003-img-03.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0003__001" ], "direct_record_ids": [ "2026_BMP_10_3__0003__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0003__03__d8d62f68" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0003-img-04.jpg", "sha256": "76b346662f00b35dfcc168a05f9e8e5151404c22ba1afcb8e811301c3564463a", "bytes": 2075, "pdf_page": 3, "ordinal": 4, "ocr_image_id": "img-4.jpeg", "local_path": "images/page-0003-img-04.jpg", "bbox_pixels": [ 163, 952, 312, 1067 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "nts of N.J.A.C. 7:8-5.3 is obtained may sand filters designed to infiltrate into the subsoil that exceed the contributory drainage area limit of 5.3(b) be used to meet the groundwater recharge requirements.\n\n[OCR image]\n\nOnly if a waiver or variance from the green infrastructure requirements of N.J.A.C. 7:8-5.3 is obtained may sand filters designed to infiltrate into the subsoil that exceed the contributory drainage area limit of 5.3(b) be used to meet the stormwater runoff quality requirement.", "asset_id": "2026_BMP_10_3__image__0003__04__5c8188a7", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0003-img-04.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0003__001" ], "direct_record_ids": [ "2026_BMP_10_3__0003__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0003__04__5c8188a7" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0004-img-01.jpg", "sha256": "29eb9de71753d3487df61f4c085799c4ea5fef20196ef0e8f8b4e327dd545d2c", "bytes": 55250, "pdf_page": 4, "ordinal": 1, "ocr_image_id": "img-5.jpeg", "local_path": "images/page-0004-img-01.jpg", "bbox_pixels": [ 294, 499, 1300, 987 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "# Basic Requirements\n\nThe following two illustrations show the basic components of a sand filter system designed to infiltrate into the subsoil and the various zones through which stormwater runoff travels.\n\n[OCR image]\nProfile View – Sand Filter Designed to Infiltrate into the Subsoil\n\n[OCR image]\nPlan View – Sand Filter Designed to Infiltrate into the Subsoil", "asset_id": "2026_BMP_10_3__image__0004__01__3bbda07c", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0004-img-01.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0004__001" ], "direct_record_ids": [ "2026_BMP_10_3__0004__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0004__01__3bbda07c" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0004-img-02.jpg", "sha256": "d83c71f085a20a81addc0fef5658a06c2fe514b786d8a5ef6e1bb2320ce314f9", "bytes": 52293, "pdf_page": 4, "ordinal": 2, "ocr_image_id": "img-6.jpeg", "local_path": "images/page-0004-img-02.jpg", "bbox_pixels": [ 294, 1100, 1297, 1650 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "er system designed to infiltrate into the subsoil and the various zones through which stormwater runoff travels.\n\n[OCR image]\nProfile View – Sand Filter Designed to Infiltrate into the Subsoil\n\n[OCR image]\nPlan View – Sand Filter Designed to Infiltrate into the Subsoil", "asset_id": "2026_BMP_10_3__image__0004__02__094523f4", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0004-img-02.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0004__001" ], "direct_record_ids": [ "2026_BMP_10_3__0004__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0004__02__094523f4" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0009-img-01.jpg", "sha256": "58f96a55b43c4f4c18305a725efc7f69d5f58504440d4f43767d37d90c65b39b", "bytes": 78460, "pdf_page": 9, "ordinal": 1, "ocr_image_id": "img-7.jpeg", "local_path": "images/page-0009-img-01.jpg", "bbox_pixels": [ 350, 528, 1351, 1104 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "scharge, computed on the basis of the net area of opening through rack;\nConstructed of rigid, durable and corrosion-resistant material; and\nDesigned to withstand a perpendicular live loading of 300 lbs./sf.\n\n[OCR image]\n\n- An overflow grate is designed to prevent obstruction of the overflow structure. If an outlet structure has an overflow grate, the grate must comply with the following requirements:\n\nThe overflow grate must be secured to the outlet structure but removable for emergencies and maintenance;\nThe overflow grate spacing must be no greater than 2 inches across the smallest dimension; and\nThe overflow grate m", "asset_id": "2026_BMP_10_3__image__0009__01__4692dc13", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0009-img-01.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0009__001", "2026_BMP_10_3__0009__002", "2026_BMP_10_3__0009__003", "2026_BMP_10_3__0009__004" ], "direct_record_ids": [ "2026_BMP_10_3__0009__001", "2026_BMP_10_3__0009__002", "2026_BMP_10_3__0009__003", "2026_BMP_10_3__0009__004" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0009__01__4692dc13" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0010-img-01.jpg", "sha256": "05c334e341b1f2e054936ca6ce6ddc28c82ecafb83af951723a213e31280c8a0", "bytes": 78895, "pdf_page": 10, "ordinal": 1, "ocr_image_id": "img-8.jpeg", "local_path": "images/page-0010-img-01.jpg", "bbox_pixels": [ 343, 202, 1351, 781 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "[OCR image]\n\n- Any flow control device, such as an orifice, weir, grate or perforated pipe, at the outlet of the stormwater management measures shall be designed to prevent the clogging of the flow control device while achieving the design and performance standards at N.J.A.C. 7:8-5.4, 5.5 and 5.6.\n- Blind connections to down-gradient facilities are prohibited. Any connection to down-gradient stormwater management", "asset_id": "2026_BMP_10_3__image__0010__01__db8238c6", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0010-img-01.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0010__001", "2026_BMP_10_3__0010__002", "2026_BMP_10_3__0010__003", "2026_BMP_10_3__0010__004", "2026_BMP_10_3__0010__005" ], "direct_record_ids": [ "2026_BMP_10_3__0010__001", "2026_BMP_10_3__0010__002", "2026_BMP_10_3__0010__003", "2026_BMP_10_3__0010__004", "2026_BMP_10_3__0010__005" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0010__01__db8238c6" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0012-img-01.jpg", "sha256": "c3a4ebfcaec82e3984d61267fbbe67e6ad9f25513b68b4be5d851074a25d6cb2", "bytes": 49170, "pdf_page": 12, "ordinal": 1, "ocr_image_id": "img-9.jpeg", "local_path": "images/page-0012-img-01.jpg", "bbox_pixels": [ 297, 341, 868, 1166 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "The following cross-section view provides another view of a sand filter designed to infiltrate into the subsoil.\n\n[OCR image]\nCross Section View – Sand Filter Designed to Infiltrate\n\n## Requirements for the Detention Option\n\nA sand filter designed to infiltrate into the subsoil may be constructed as part of an on-line, combination system to provide detention for larger storms. Such a system could include a level-graded infiltration zone such as that defined by a smaller contour, oval or other discrete area within the basin bot", "asset_id": "2026_BMP_10_3__image__0012__01__104e1d30", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0012-img-01.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0012__001" ], "direct_record_ids": [ "2026_BMP_10_3__0012__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0012__01__104e1d30" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0015-img-01.jpg", "sha256": "049d613316a34a01f31732f152a3e64d22d226c2c47210bf000ee477d1e7a254", "bytes": 62401, "pdf_page": 15, "ordinal": 1, "ocr_image_id": "img-10.jpeg", "local_path": "images/page-0015-img-01.jpg", "bbox_pixels": [ 294, 268, 1322, 833 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "[OCR image]\nExample - Sand Filter System Designed to Infiltrate into the Subsoil Plan View\n\n[OCR image]\nExample - Sand Filter System Designed to Infiltrate into the Subsoil Profile and Cross-Section Views\n\nProfile View - Section A - A'\n8 in Perforated\nRiser w/ Grate\nWQ W.S.E.\nEl. 2.15 ft\nEl. 1.10 ft\nFilter Fabric (sides only)\nStone Choker Course\nSand Bed\nUnderlying Soils\nA\nSHWT\nA'\nCross-Section Vie", "asset_id": "2026_BMP_10_3__image__0015__01__7bbd3175", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0015-img-01.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0015__001" ], "direct_record_ids": [ "2026_BMP_10_3__0015__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0015__01__7bbd3175" }, { "source_pdf": "BMP_2026/2026_BMP_10_3_Sand_Filters.pdf", "source_pdf_sha256": "ab1d01ee976056da226fed32f381f840ea154f8d04afe01970074b553f90cfaf", "source_manifest": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/manifest.json", "source_manifest_sha256": "8ffed14d5b9da500776765b4ea4d72d41caa6d5231e237fcd63c629d153fe14d", "source_response": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/response.json", "source_response_sha256": "31b782a8e4e3e2d9eef3944401da4a473f4c1fc7d8e2719ee9ff2d3c0a228f40", "source_image": "BMP_2026/raw/2026_BMP_10_3_Sand_Filters/pages/page-0015-img-02.jpg", "sha256": "1f63d8bac0acc5dd58f3f0ad8c238f6674f82d7603e20c57a32b674a1c80bd5d", "bytes": 98161, "pdf_page": 15, "ordinal": 2, "ocr_image_id": "img-11.jpeg", "local_path": "images/page-0015-img-02.jpg", "bbox_pixels": [ 294, 935, 1322, 1944 ], "page_dimensions": { "dpi": 200, "height": 2200, "width": 1700 }, "ocr_provider": "mistral", "ocr_model": "mistral-ocr-latest", "context_excerpt": "[OCR image]\nExample - Sand Filter System Designed to Infiltrate into the Subsoil Plan View\n\n[OCR image]\nExample - Sand Filter System Designed to Infiltrate into the Subsoil Profile and Cross-Section Views\n\nProfile View - Section A - A'\n8 in Perforated\nRiser w/ Grate\nWQ W.S.E.\nEl. 2.15 ft\nEl. 1.10 ft\nFilter Fabric (sides only)\nStone Choker Course\nSand Bed\nUnderlying Soils\nA\nSHWT\nA'\nCross-Section View - Section B - B'\n\nNOTE: = Direction of Runoff\nNot to Scale", "asset_id": "2026_BMP_10_3__image__0015__02__d98565e7", "document_id": "2026_BMP_10_3", "path": "BMP/2026/10.03 - Sand Filters (Large-Scale GI)/images/page-0015-img-02.jpg", "association": "exact_source_pdf_and_page", "record_ids": [ "2026_BMP_10_3__0015__001" ], "direct_record_ids": [ "2026_BMP_10_3__0015__001" ], "table_record_ids": [], "display_asset_id": "2026_BMP_10_3__image__0015__02__d98565e7" } ] }