DESIGN/STEEL/KDS-41-30-2022/SRDF : Strength Reduction Factors

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{
  "type": "object",
  "description": "Strength Reduction Factors settings (shared structure: T_DSTL_D). Supported methods: GET, PUT. Checklist Text (view-only).",
  "required": [
    "Assign"
  ],
  "additionalProperties": false,
  "properties": {
    "Assign": {
      "type": "object",
      "description": "Object keyed by ID strings (e.g., \"1\"), where each entry represents an element.",
      "additionalProperties": false,
      "minProperties": 1,
      "maxProperties": 1,
      "patternProperties": {
        "^[0-9]+$": {
          "type": "object",
          "required": [],
          "additionalProperties": false,
          "properties": {
            "PHI_T1": {
              "type": "number",
              "description": "For Yielding in Gross Section (phi_t1)",
              "default": 0.9
            },
            "PHI_T2": {
              "type": "number",
              "description": "For Fracture in Net Section (phi_t2) - read-only fixed value",
              "const": 0.75,
              "default": 0.75,
              "readOnly": true
            },
            "PHI_C": {
              "type": "number",
              "description": "For Compression Members (phi_c)",
              "default": 0.9
            },
            "PHI_B": {
              "type": "number",
              "description": "For Flexural Members (phi_b)",
              "default": 0.9
            },
            "PHI_V": {
              "type": "number",
              "description": "For Shear (phi_v)",
              "default": 0.9
            }
          }
        }
      }
    }
  }
}

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{
  "Assign": {
    "1": {
      "PHI_T1": 0.75,
      "PHI_T2": 0.75,
      "PHI_C": 0.25,
      "PHI_B": 0.45,
      "PHI_V": 0.85
    }
  }
}

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{
  "SRDF": {
    "1": {
      "PHI_T1": 0.75,
      "PHI_T2": 0.75,
      "PHI_C": 0.25,
      "PHI_B": 0.45,
      "PHI_V": 0.85
    }
  }
}