{
  "schema_version": "1.0",
  "dataset_id": "rates",
  "effective_date": "2026-04-13",
  "generated_at": "2026-08-14T19:54:28+09:00",
  "sources": [
    {
      "path": "resources/knowledge/original/행정규칙/토목공사원가계산 제비율 적용기준/첨부/2026.04.13_조달청_토목공사_제비율.xlsx",
      "sha256": "38b92fc3a8ee3966857abf48a5a042058a166f4ecbc0f3eb29fdc448cd6008c6",
      "role": "primary"
    },
    {
      "path": "resources/knowledge/original/법률/국민연금법/현행_20260617.xml",
      "sha256": "e0605833177ec6420ef2177b73ca04842678cb6c25ddcd89cce41be33dfec016",
      "role": "pension_schedule"
    }
  ],
  "variables": {
    "rate_sanjae": {
      "rate_percent": 3.56,
      "base": "total_labor_cost"
    },
    "rate_goyong": {
      "base": "total_labor_cost",
      "brackets": [
        {
          "grade": 1,
          "estimated_amount_bracket": "gte_140_billion",
          "rate_percent": 1.57
        },
        {
          "grade": 2,
          "estimated_amount_bracket": "90_to_140_billion",
          "rate_percent": 1.3
        },
        {
          "grade": 3,
          "estimated_amount_bracket": "57_to_90_billion",
          "rate_percent": 1.13
        },
        {
          "grade": 4,
          "estimated_amount_bracket": "37_to_57_billion",
          "rate_percent": 1.06
        },
        {
          "grade": 5,
          "estimated_amount_bracket": "22_to_37_billion",
          "rate_percent": 1.03
        },
        {
          "grade": 6,
          "estimated_amount_bracket": "14_to_22_billion",
          "rate_percent": 1.02
        },
        {
          "grade": 7,
          "estimated_amount_bracket": "official_threshold_to_14_billion",
          "rate_percent": 1.01
        },
        {
          "grade": "below_7",
          "estimated_amount_bracket": "below_official_threshold",
          "rate_percent": 1.01
        }
      ]
    },
    "rate_health": {
      "rate_percent": 3.595,
      "base": "direct_labor_cost"
    },
    "rate_pension": {
      "base": "direct_labor_cost",
      "annual_rates": [
        {
          "year": 2026,
          "rate_percent": 4.75
        },
        {
          "year": 2027,
          "rate_percent": 5.0
        },
        {
          "year": 2028,
          "rate_percent": 5.25
        },
        {
          "year": 2029,
          "rate_percent": 5.5
        },
        {
          "year": 2030,
          "rate_percent": 5.75
        },
        {
          "year": 2031,
          "rate_percent": 6.0
        },
        {
          "year": 2032,
          "rate_percent": 6.25
        },
        {
          "year": 2033,
          "rate_percent": 6.5
        }
      ],
      "rate_from_2033_percent": 6.5
    },
    "rate_care": {
      "rate_percent": 13.14,
      "base": "health_insurance_amount"
    },
    "rate_safety_pct": {
      "base_without_owner_supplied_material": "material_cost_plus_direct_labor_cost",
      "base_with_owner_supplied_material": "minimum_of_statutory_two_formulas",
      "minimum_total_construction_amount_krw": 20000000,
      "manager_thresholds": {
        "default_estimated_amount_krw": 80000000000,
        "civil_main_work_estimated_amount_krw": 100000000000
      },
      "brackets": [
        {
          "target_amount_bracket": "lt_500_million",
          "work_type": "building",
          "rate_percent": 3.11
        },
        {
          "target_amount_bracket": "lt_500_million",
          "work_type": "civil",
          "rate_percent": 3.15
        },
        {
          "target_amount_bracket": "lt_500_million",
          "work_type": "heavy_construction",
          "rate_percent": 3.64
        },
        {
          "target_amount_bracket": "lt_500_million",
          "work_type": "special_construction",
          "rate_percent": 2.07
        },
        {
          "target_amount_bracket": "500_million_to_5_billion",
          "work_type": "building",
          "rate_percent": 2.28,
          "base_amount_krw": 4325000
        },
        {
          "target_amount_bracket": "500_million_to_5_billion",
          "work_type": "civil",
          "rate_percent": 2.53,
          "base_amount_krw": 3300000
        },
        {
          "target_amount_bracket": "500_million_to_5_billion",
          "work_type": "heavy_construction",
          "rate_percent": 3.05,
          "base_amount_krw": 2975000
        },
        {
          "target_amount_bracket": "500_million_to_5_billion",
          "work_type": "special_construction",
          "rate_percent": 1.59,
          "base_amount_krw": 2450000
        },
        {
          "target_amount_bracket": "gte_5_billion_below_manager_threshold",
          "work_type": "building",
          "rate_percent": 2.37
        },
        {
          "target_amount_bracket": "gte_5_billion_below_manager_threshold",
          "work_type": "civil",
          "rate_percent": 2.6
        },
        {
          "target_amount_bracket": "gte_5_billion_below_manager_threshold",
          "work_type": "heavy_construction",
          "rate_percent": 3.11
        },
        {
          "target_amount_bracket": "gte_5_billion_below_manager_threshold",
          "work_type": "special_construction",
          "rate_percent": 1.64
        },
        {
          "target_amount_bracket": "gte_5_billion_at_or_above_manager_threshold",
          "work_type": "building",
          "rate_percent": 2.64
        },
        {
          "target_amount_bracket": "gte_5_billion_at_or_above_manager_threshold",
          "work_type": "civil",
          "rate_percent": 2.73
        },
        {
          "target_amount_bracket": "gte_5_billion_at_or_above_manager_threshold",
          "work_type": "heavy_construction",
          "rate_percent": 3.39
        },
        {
          "target_amount_bracket": "gte_5_billion_at_or_above_manager_threshold",
          "work_type": "special_construction",
          "rate_percent": 1.78
        }
      ]
    },
    "rate_safety_base": {
      "embedded_in": "rate_safety_pct.brackets",
      "amount_bracket": "500_million_to_5_billion"
    },
    "rate_indirect_labor": {
      "base": "direct_labor_cost",
      "brackets": [
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "civil",
          "rate_percent": 19.1
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "landscape",
          "rate_percent": 18.4
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.1
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "civil",
          "rate_percent": 19.5
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "landscape",
          "rate_percent": 18.8
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.5
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "civil",
          "rate_percent": 19.8
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "landscape",
          "rate_percent": 19.1
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.8
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "civil",
          "rate_percent": 21.0
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "landscape",
          "rate_percent": 20.3
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 21.0
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "civil",
          "rate_percent": 18.9
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "landscape",
          "rate_percent": 18.3
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 18.9
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "civil",
          "rate_percent": 19.3
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "landscape",
          "rate_percent": 18.7
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.3
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "civil",
          "rate_percent": 19.6
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "landscape",
          "rate_percent": 19.0
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.6
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "civil",
          "rate_percent": 20.8
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "landscape",
          "rate_percent": 20.2
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 20.8
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "civil",
          "rate_percent": 19.0
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "landscape",
          "rate_percent": 18.4
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.0
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "civil",
          "rate_percent": 19.4
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "landscape",
          "rate_percent": 18.8
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.4
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "civil",
          "rate_percent": 19.7
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "landscape",
          "rate_percent": 19.1
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.7
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "civil",
          "rate_percent": 20.9
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "landscape",
          "rate_percent": 20.3
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 20.9
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "civil",
          "rate_percent": 19.1
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "landscape",
          "rate_percent": 18.4
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.1
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "civil",
          "rate_percent": 19.5
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "landscape",
          "rate_percent": 18.8
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.5
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "civil",
          "rate_percent": 19.8
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "landscape",
          "rate_percent": 19.1
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.8
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "civil",
          "rate_percent": 21.0
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "landscape",
          "rate_percent": 20.3
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 21.0
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "civil",
          "rate_percent": 18.9
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "landscape",
          "rate_percent": 18.3
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 18.9
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "civil",
          "rate_percent": 19.3
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "landscape",
          "rate_percent": 18.7
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.3
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "civil",
          "rate_percent": 19.6
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "landscape",
          "rate_percent": 19.0
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 19.6
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "civil",
          "rate_percent": 20.8
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "landscape",
          "rate_percent": 20.2
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 20.8
        }
      ]
    },
    "rate_other_expense": {
      "base": "material_cost_plus_total_labor_cost",
      "brackets": [
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "civil",
          "rate_percent": 5.5
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "landscape",
          "rate_percent": 4.9
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 5.5
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "civil",
          "rate_percent": 5.7
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "landscape",
          "rate_percent": 5.1
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 5.7
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "civil",
          "rate_percent": 6.1
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "landscape",
          "rate_percent": 5.4
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 6.1
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "civil",
          "rate_percent": 6.7
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "landscape",
          "rate_percent": 6.0
        },
        {
          "direct_cost_bracket": "lt_1_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 6.7
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "civil",
          "rate_percent": 5.8
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "landscape",
          "rate_percent": 5.1
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 5.8
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "civil",
          "rate_percent": 5.9
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "landscape",
          "rate_percent": 5.3
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 5.9
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "civil",
          "rate_percent": 6.3
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "landscape",
          "rate_percent": 5.6
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 6.3
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "civil",
          "rate_percent": 6.9
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "landscape",
          "rate_percent": 6.3
        },
        {
          "direct_cost_bracket": "1_to_5_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 6.9
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "civil",
          "rate_percent": 6.4
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "lte_183_days",
          "work_type": "landscape",
          "rate_percent": 5.8
        },
        {
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        },
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          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "184_to_365_days",
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          "rate_percent": 5.9
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
          "duration_bracket": "184_to_365_days",
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          "rate_percent": 6.6
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
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        },
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          "rate_percent": 6.3
        },
        {
          "direct_cost_bracket": "5_to_30_billion",
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        },
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          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "lte_183_days",
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        },
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          "direct_cost_bracket": "30_to_100_billion",
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          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "184_to_365_days",
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          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "184_to_365_days",
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          "rate_percent": 6.1
        },
        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "184_to_365_days",
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          "rate_percent": 6.8
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        {
          "direct_cost_bracket": "30_to_100_billion",
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        },
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          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "366_to_1095_days",
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          "rate_percent": 6.5
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        {
          "direct_cost_bracket": "30_to_100_billion",
          "duration_bracket": "366_to_1095_days",
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          "direct_cost_bracket": "30_to_100_billion",
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          "rate_percent": 7.8
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        {
          "direct_cost_bracket": "30_to_100_billion",
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          "rate_percent": 7.8
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        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "lte_183_days",
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        {
          "direct_cost_bracket": "gte_100_billion",
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          "rate_percent": 6.9
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        {
          "direct_cost_bracket": "gte_100_billion",
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          "rate_percent": 7.1
        },
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          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "landscape",
          "rate_percent": 6.4
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        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "184_to_365_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 7.1
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "civil",
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        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "landscape",
          "rate_percent": 6.8
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "366_to_1095_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 7.4
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "civil",
          "rate_percent": 8.1
        },
        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "landscape",
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        {
          "direct_cost_bracket": "gte_100_billion",
          "duration_bracket": "gte_1096_days",
          "work_type": "industrial_facilities_civil",
          "rate_percent": 8.1
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      ]
    },
    "rate_environment": {
      "base": "direct_construction_cost",
      "minimum_estimated_amount_krw": 100000000,
      "forest_road_selection_status": "pending",
      "forest_road_candidates": [
        {
          "work_type": "road",
          "rate_percent": 0.9
        },
        {
          "work_type": "other_civil_work",
          "rate_percent": 0.8
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      ],
      "all_work_types": [
        {
          "work_type": "civil_road",
          "rate_percent": 0.9
        },
        {
          "work_type": "civil_plant",
          "rate_percent": 0.4
        },
        {
          "work_type": "civil_subway",
          "rate_percent": 0.5
        },
        {
          "work_type": "civil_railway",
          "rate_percent": 1.5
        },
        {
          "work_type": "civil_water_and_sewer",
          "rate_percent": 0.5
        },
        {
          "work_type": "civil_port",
          "rate_percent": 0.8
        },
        {
          "work_type": "civil_port_with_silt_screen",
          "rate_percent": 1.8
        },
        {
          "work_type": "civil_dam",
          "rate_percent": 1.1
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        {
          "work_type": "civil_land_development",
          "rate_percent": 0.6
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        {
          "work_type": "civil_other",
          "rate_percent": 0.8
        },
        {
          "work_type": "landscape",
          "rate_percent": 0.3
        },
        {
          "work_type": "building_housing_redevelopment",
          "rate_percent": 0.7
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        {
          "work_type": "building_new_housing",
          "rate_percent": 0.3
        },
        {
          "work_type": "building_other",
          "rate_percent": 0.5
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      ]
    },
    "rate_retirement_mutual_aid": {
      "rate_percent": 2.3,
      "base": "direct_labor_cost",
      "minimum_estimated_amount_krw": 100000000
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      "base": "total_labor_cost"
    },
    "rate_asbestos_contribution": {
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      "base": "total_labor_cost"
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    "rate_subcontract_payment_guarantee": {
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      "brackets": [
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          "estimated_price_bracket": "lt_5_billion",
          "rate_percent": 0.081
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        {
          "estimated_price_bracket": "5_to_10_billion",
          "rate_percent": 0.08
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        {
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          "rate_percent": 0.071
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        {
          "estimated_price_bracket": "gte_30_billion_integrated_building",
          "rate_percent": 0.068
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        {
          "estimated_price_bracket": "turnkey_or_alternative",
          "rate_percent": 0.084
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    "rate_equipment_payment_guarantee": {
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        {
          "work_type": "industrial_facilities",
          "rate_percent": 0.16
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        {
          "work_type": "landscape",
          "rate_percent": 0.18
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      ],
      "specialty_construction": [
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          "work_type": "dredging_or_paving_or_earthwork_or_scaffolding_dismantling",
          "rate_percent": 0.68
        },
        {
          "work_type": "water_sewer_or_underwater_or_boring_grouting",
          "rate_percent": 0.51
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        {
          "work_type": "stone_or_reinforced_concrete",
          "rate_percent": 0.32
        },
        {
          "work_type": "landscape_facility_or_planting_or_painting_or_rail_track_or_steel_installation",
          "rate_percent": 0.16
        },
        {
          "work_type": "other",
          "rate_percent": 0.1
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      ]
    },
    "rate_performance_guarantee_fee": {
      "base": "direct_construction_cost",
      "typical_forest_road_applicability": "not_applicable",
      "brackets": [
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          "direct_cost_bracket": "lt_7_billion",
          "formula": "(direct_cost * 0.0108%) * duration_years"
        },
        {
          "direct_cost_bracket": "7_to_12_billion",
          "formula": "(790000 + (direct_cost - 7500000000) * 0.0070%) * duration_years"
        },
        {
          "direct_cost_bracket": "12_to_25_billion",
          "formula": "(1160000 + (direct_cost - 13000000000) * 0.0059%) * duration_years"
        },
        {
          "direct_cost_bracket": "25_to_50_billion",
          "formula": "(1860000 + (direct_cost - 25000000000) * 0.0048%) * duration_years"
        },
        {
          "direct_cost_bracket": "gte_50_billion",
          "formula": "(3060000 + (direct_cost - 50000000000) * 0.0040%) * duration_years"
        }
      ]
    },
    "rate_overhead": {
      "base": "material_plus_labor_plus_expense",
      "civil_landscape_industrial": [
        {
          "estimated_price_bracket": "lt_5_billion",
          "rate_percent": 8.0
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          "rate_percent": 6.5
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          "rate_percent": 5.0
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          "estimated_price_bracket": "gte_100_billion",
          "rate_percent": 4.5
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      "specialty_electric_communication_fire_other": [
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          "estimated_price_bracket": "lt_500_million",
          "rate_percent": 8.0
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          "estimated_price_bracket": "500_million_to_3_billion",
          "rate_percent": 6.5
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          "estimated_price_bracket": "3_to_10_billion",
          "rate_percent": 5.0
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          "rate_percent": 4.5
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      ]
    },
    "rate_profit": {
      "base": "labor_plus_expense_plus_overhead",
      "brackets": [
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          "estimated_price_bracket": "lt_5_billion",
          "rate_percent": 15.0
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        {
          "estimated_price_bracket": "5_to_30_billion",
          "rate_percent": 12.0
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        {
          "estimated_price_bracket": "30_to_100_billion",
          "rate_percent": 10.0
        },
        {
          "estimated_price_bracket": "gte_100_billion",
          "rate_percent": 9.0
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      ]
    },
    "rate_vat": {
      "rate_percent": 10.0,
      "base": "construction_cost_before_vat"
    }
  }
}