{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://askcalculators.com/us/brick-and-block/schema.json",
  "title": "Brick and Block Calculator — United States inputs",
  "description": "Estimate masonry units from their modular face dimensions, including the entered mortar joint. USD planning view; stated limitations apply.",
  "type": "object",
  "properties": {
    "unitSystem": {
      "title": "Measurement system",
      "type": "string",
      "default": "imperial",
      "enum": [
        "imperial",
        "metric"
      ],
      "x-optionLabels": {
        "imperial": "Imperial (US gallons / short tons where relevant)",
        "metric": "Metric"
      }
    },
    "wallArea": {
      "title": "Gross wall face area",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 322.91731250129163,
      "minimum": 0.10763910416709722,
      "maximum": 10763910416709.72,
      "x-suffix": "ft²"
    },
    "openings": {
      "title": "Excluded openings",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 32.29173125012917,
      "minimum": 0,
      "maximum": 10763910416709.72,
      "x-suffix": "ft²"
    },
    "unitLength": {
      "title": "Unit face length",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 8.46456692913386,
      "minimum": 0.03937007874015748,
      "maximum": 39370078740.157486,
      "x-suffix": "in"
    },
    "unitHeight": {
      "title": "Unit face height",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 2.5590551181102366,
      "minimum": 0.03937007874015748,
      "maximum": 39370078740.157486,
      "x-suffix": "in"
    },
    "joint": {
      "title": "Mortar joint",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 0.3937007874015748,
      "minimum": 0,
      "maximum": 1.968503937007874,
      "x-suffix": "in"
    },
    "leaves": {
      "title": "Masonry leaves of this unit type",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 1,
      "minimum": 1,
      "maximum": 5,
      "x-step": 1,
      "multipleOf": 1
    },
    "wastePercent": {
      "title": "Cutting/waste allowance",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 10,
      "minimum": 0,
      "maximum": 100,
      "x-step": 0.1,
      "x-unit": "percent"
    },
    "unitRate": {
      "title": "Material price per masonry unit",
      "type": "number",
      "description": "Zero means unpriced, not free. Enter a current, scoped supplier quote. Illustrative starting value; replace with your own evidence.",
      "default": 0,
      "minimum": 0,
      "maximum": 1000000000000,
      "x-step": 0.01,
      "x-prefix": "USD",
      "x-unit": "currency"
    },
    "laborCost": {
      "title": "Total labor allowance",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 0,
      "minimum": 0,
      "maximum": 1000000000000,
      "x-step": 0.01,
      "x-prefix": "USD",
      "x-unit": "currency"
    },
    "deliveryCost": {
      "title": "Delivery allowance",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 0,
      "minimum": 0,
      "maximum": 1000000000000,
      "x-step": 0.01,
      "x-prefix": "USD",
      "x-unit": "currency"
    },
    "otherCost": {
      "title": "Other fixed costs",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 0,
      "minimum": 0,
      "maximum": 1000000000000,
      "x-step": 0.01,
      "x-prefix": "USD",
      "x-unit": "currency"
    },
    "costMultiplier": {
      "title": "Material/labor multiplier",
      "type": "number",
      "description": "Use a verified regional index only when supplied. 1 is an unadjusted scenario, not a researched index. Illustrative starting value; replace with your own evidence.",
      "default": 1,
      "minimum": 0.1,
      "maximum": 10,
      "x-step": 0.01
    },
    "spreadPercent": {
      "title": "Low/high sensitivity around the entered total",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 15,
      "minimum": 0,
      "maximum": 100,
      "x-step": 0.1,
      "x-unit": "percent"
    },
    "taxRate": {
      "title": "Explicit tax allowance",
      "type": "number",
      "description": "Illustrative starting value; replace with your own evidence.",
      "default": 0,
      "minimum": 0,
      "maximum": 100,
      "x-step": 0.1,
      "x-unit": "percent"
    }
  },
  "required": [
    "wallArea",
    "openings",
    "unitLength",
    "unitHeight",
    "joint",
    "leaves",
    "wastePercent",
    "unitRate",
    "laborCost",
    "deliveryCost",
    "otherCost",
    "costMultiplier",
    "spreadPercent",
    "taxRate"
  ],
  "additionalProperties": false,
  "x-askcalculators": {
    "version": "20.16.0",
    "calculatorUrl": "https://askcalculators.com/us/brick-and-block/",
    "queryExample": "https://askcalculators.com/us/brick-and-block/?unitSystem=imperial&wallArea=322.91731250129163&openings=32.29173125012917&unitLength=8.46456692913386&unitHeight=2.5590551181102366&joint=0.3937007874015748&leaves=1&wastePercent=10&unitRate=0&laborCost=0&deliveryCost=0&otherCost=0&costMultiplier=1&spreadPercent=15&taxRate=0",
    "migrationStatus": "new",
    "reviewStatus": "pending",
    "pageStatus": "live",
    "workStatus": "pending",
    "formula": {
      "expression": "units = ceiling(net area × leaves × waste factor ÷ ((unit length + joint) × (unit height + joint))).",
      "note": "Inputs are converted to canonical units before evaluating this stated formula."
    },
    "quality": {
      "availability": "live",
      "technicalReviewRecord": "/reviews/v20-us-brick-and-block.json",
      "qualifiedReview": "pending",
      "qualifiedReviewer": null,
      "qualifiedReviewDate": null,
      "formulaVersion": "20.16.0",
      "referenceCoverage": "references-listed",
      "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
      "historicalMetadataDate": "",
      "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
    },
    "outputs": {
      "netArea": {
        "title": "Net wall area",
        "type": "number",
        "x-format": "number",
        "x-digits": 2
      },
      "units": {
        "title": "Whole bricks/blocks",
        "type": "number",
        "x-format": "number",
        "x-digits": 2
      },
      "materialCost": {
        "title": "Material cost",
        "type": "number",
        "x-format": "currency",
        "x-currency": "USD",
        "x-digits": 2
      },
      "laborCost": {
        "title": "Labor allowance",
        "type": "number",
        "x-format": "currency",
        "x-currency": "USD",
        "x-digits": 2
      },
      "deliveryCost": {
        "title": "Delivery allowance",
        "type": "number",
        "x-format": "currency",
        "x-currency": "USD",
        "x-digits": 2
      },
      "otherCost": {
        "title": "Other specified costs",
        "type": "number",
        "x-format": "currency",
        "x-currency": "USD",
        "x-digits": 2
      },
      "tax": {
        "title": "Entered tax allowance",
        "type": "number",
        "x-format": "currency",
        "x-currency": "USD",
        "x-digits": 2
      },
      "low": {
        "title": "Low cost scenario",
        "type": "number",
        "x-format": "currency",
        "x-currency": "USD",
        "x-digits": 2
      },
      "mid": {
        "title": "Middle cost scenario",
        "type": "number",
        "x-format": "currency",
        "x-currency": "USD",
        "x-digits": 2,
        "x-primary": true
      },
      "high": {
        "title": "High cost scenario",
        "type": "number",
        "x-format": "currency",
        "x-currency": "USD",
        "x-digits": 2
      }
    }
  }
}