{
  "component": "Distribution Chamber",
  "discipline": "MEP",
  "authorities": [
    "NEA"
  ],
  "source": "CORENET X Code of Practice v3.1",
  "source_title": "CORENET X — IFC-SG Glossary of Identified Components",
  "source_url": "https://info.corenet.gov.sg/ifc-sg/bim-data-(ifc-sg)/glossary-of-identified-components?id=a7a536bd-0867-4671-aeaf-ae328eb2785f",
  "source_id": "a7a536bd-0867-4671-aeaf-ae328eb2785f",
  "page_range": [
    29,
    30
  ],
  "ifc_binding_count": 2,
  "parameter_count": 15,
  "declarative_only_bindings": 0,
  "ifc_bindings": [
    {
      "ifc_entity": "IfcDistributionChamberElement",
      "ifc_subtype": "INSPECTIONCHAMBER, MANHOLE, METERCHAMBER, PWCSINSPECTIONCHAMBER, PWCSMANHOLE, SCREENCHAMBER, SAMPLINGSUMP, SUMP, TRENCH",
      "ifc_subtypes": [
        "INSPECTIONCHAMBER",
        "MANHOLE",
        "METERCHAMBER",
        "PWCSINSPECTIONCHAMBER",
        "PWCSMANHOLE",
        "SCREENCHAMBER",
        "SAMPLINGSUMP",
        "SUMP",
        "TRENCH"
      ],
      "scope": null,
      "no_properties_required": false,
      "header_kind": "6col",
      "pages": [
        30
      ],
      "parameters": [
        {
          "sn": 1,
          "property": "TopLevel",
          "type": "Text",
          "unit": "SHD m",
          "input_limited": false,
          "examples": [
            "-50",
            "3.423"
          ]
        },
        {
          "sn": 2,
          "property": "InvertLevel",
          "type": "Text",
          "unit": "SHD m",
          "input_limited": false
        },
        {
          "sn": 3,
          "property": "Diameter",
          "type": "Length",
          "unit": "mm",
          "input_limited": false
        },
        {
          "sn": 4,
          "property": "Depth",
          "type": "Length",
          "unit": "mm",
          "input_limited": false
        },
        {
          "sn": 5,
          "property": "Height",
          "type": "Length",
          "unit": "mm",
          "input_limited": false
        },
        {
          "sn": 6,
          "property": "Length",
          "type": "Length",
          "unit": "mm",
          "input_limited": false
        },
        {
          "sn": 7,
          "property": "Width",
          "type": "Length",
          "unit": "mm",
          "input_limited": false
        },
        {
          "sn": 8,
          "property": "Material",
          "type": "Text",
          "input_limited": false
        },
        {
          "sn": 9,
          "property": "TradeEffluent",
          "type": "Boolean",
          "input_limited": true,
          "allowed_values": [
            "TRUE",
            "FALSE"
          ],
          "allowed_values_source": "boolean (CoP examples: TRUE / FALSE)",
          "examples": [
            "TRUE / FALSE"
          ]
        },
        {
          "sn": 10,
          "property": "ID",
          "type": "Text",
          "input_limited": false
        },
        {
          "sn": 11,
          "property": "Status",
          "type": "Text",
          "input_limited": true,
          "reference_values": [
            "Temporary",
            "Demolished",
            "Existing",
            "Proposed",
            "To Be Removed",
            "To Be Transplanted",
            "Abandoned",
            "New"
          ],
          "reference_values_source": "official glossary page values cell (retrieved 2026-07-19)",
          "examples": [
            "Temporary",
            "Demolished",
            "Existing",
            "Proposed",
            "To Be Removed",
            "To Be Transplanted",
            "Abandoned",
            "New"
          ]
        },
        {
          "sn": 12,
          "property": "SystemType",
          "type": "Text",
          "input_limited": false,
          "reference_values": [
            "Sanitary",
            "Kitchen Fresh Air",
            "Sewerage",
            "Parking Place Exhaust Air",
            "Drainage",
            "Staircase Pressurisation Air",
            "Rainwater",
            "Genset Exhaust Air",
            "Potable Water",
            "Pollution Control Equipment Exhaust Air",
            "Sprinkler",
            "Kitchenhood Exhaust Air",
            "Foam Sprinkler",
            "PWCS Fresh Air",
            "Foam Fire Extinguishing",
            "Wet Riser",
            "Dry Riser",
            "Trade Effluent"
          ],
          "reference_values_source": "canonical List of System Types (System glossary page, retrieved 2026-07-19)",
          "examples": [
            "Sanitary",
            "Sewerage"
          ],
          "example_format_acmv": "{spacename} / {equipment} + Fresh Air / Exhaust Air"
        },
        {
          "sn": 13,
          "property": "SystemName",
          "type": "Text",
          "input_limited": false
        }
      ]
    },
    {
      "ifc_entity": "IfcCovering",
      "ifc_subtype": "PWCSINSPECTIONCHAMBERCOVER, PWCSMANHOLECOVER",
      "ifc_subtypes": [
        "PWCSINSPECTIONCHAMBERCOVER",
        "PWCSMANHOLECOVER"
      ],
      "scope": null,
      "no_properties_required": false,
      "header_kind": "6col",
      "pages": [
        30
      ],
      "parameters": [
        {
          "sn": 1,
          "property": "Watertight",
          "type": "Boolean",
          "input_limited": true,
          "allowed_values": [
            "TRUE",
            "FALSE"
          ],
          "allowed_values_source": "boolean (CoP examples: TRUE / FALSE)",
          "examples": [
            "TRUE / FALSE"
          ]
        },
        {
          "sn": 2,
          "property": "ExternalReference",
          "type": "Text",
          "input_limited": false,
          "examples": [
            "SS 30 Manhole Tops and Surface-box Tops"
          ]
        }
      ]
    }
  ]
}