{
 "format": "cadcraft-line-pack",
 "version": 1,
 "name": "Example pack: mild climate",
 "region": "Example (no country)",
 "description": "Shows the pack format: the built-in mild-climate example rule set (no ice) and copies of seven starter items. Not any country's rules.",
 "author": "CadCraft",
 "license": "CC0-1.0",
 "checkAgainst": "A design aid: check every value against the standard that applies before anything is built.",
 "rules": {
  "name": "Example: mild climate",
  "example": true,
  "cases": [
   {
    "id": "ed",
    "name": "Everyday",
    "kind": "everyday",
    "temp": 15,
    "wind_Pa": 0,
    "ice_mm": 0,
    "iceDensity": 900
   },
   {
    "id": "cold",
    "name": "Cold",
    "kind": "cold",
    "temp": -5,
    "wind_Pa": 0,
    "ice_mm": 0,
    "iceDensity": 900
   },
   {
    "id": "wind",
    "name": "Wind",
    "kind": "wind",
    "temp": 10,
    "wind_Pa": 570,
    "ice_mm": 0,
    "iceDensity": 900
   },
   {
    "id": "hot",
    "name": "Hot",
    "kind": "hot",
    "temp": 75,
    "wind_Pa": 0,
    "ice_mm": 0,
    "iceDensity": 900
   }
  ],
  "limits": [
   {
    "caseId": "ed",
    "kind": "H",
    "pct": 18
   },
   {
    "caseId": "wind",
    "kind": "T",
    "pct": 50
   }
  ],
  "clearances": [
   {
    "id": "ground",
    "name": "Ground",
    "min_m": 6
   },
   {
    "id": "road",
    "name": "Road",
    "min_m": 7
   },
   {
    "id": "building",
    "name": "Building",
    "min_m": 3
   },
   {
    "id": "water",
    "name": "Water",
    "min_m": 6
   },
   {
    "id": "line",
    "name": "Another line",
    "min_m": 1.5
   },
   {
    "id": "vegetation",
    "name": "Trees and plants",
    "min_m": 3
   },
   {
    "id": "underground",
    "name": "Underground crossing",
    "min_m": 0.3
   }
  ],
  "hotCase": "hot",
  "iceCase": null,
  "asymCase": null,
  "windCase": "wind",
  "spacingK": 0.6,
  "swingMax_deg": 45,
  "sizeFactor": 1,
  "angleSusp_deg": 5,
  "angleDeadEnd_deg": 60,
  "temps": {
   "from": -5,
   "to": 40,
   "step": 5
  },
  "coverMin_m": null,
  "dropMax_pct": 5,
  "lsTrees": "vegetation",
  "lsWalls": "building",
  "ugCross": "underground"
 },
 "library": {
  "format": "cadcraft-lines",
  "version": 1,
  "name": "Example pack: mild climate",
  "description": "",
  "items": [
   {
    "key": "ex-aluminium-alloy-19-3-15-mm",
    "kind": "conductor",
    "name": "Aluminium alloy 19 × 3.15 mm",
    "category": "Overhead/Bare/Aluminium alloy",
    "note": "Example: check against your supplier's data.",
    "material": "aluminium-alloy",
    "area_mm2": 148.1,
    "diameter_mm": 15.75,
    "mass_kg_m": 0.4063,
    "rts_N": 39979,
    "e_GPa": 59,
    "alpha_e6": 23,
    "r20_ohm_km": 0.2259
   },
   {
    "key": "ex-bundled-3x70-54",
    "kind": "conductor",
    "name": "Bundled LV 3 × 70 + 54.6 mm²",
    "category": "Overhead/Bundled/LV",
    "note": "Example: check against your supplier's data. The messenger carries the span.",
    "material": "bundled",
    "area_mm2": 54.6,
    "diameter_mm": 40,
    "mass_kg_m": 1.209,
    "rts_N": 14729,
    "e_GPa": 59,
    "alpha_e6": 23,
    "r20_ohm_km": 0.4118,
    "voltage_kV": 1,
    "cores": 4
   },
   {
    "key": "ex-pole-concrete-12-6500",
    "kind": "support",
    "name": "Concrete pole 12 m, 650 daN",
    "category": "Supports/Concrete",
    "note": "Example: check against your supplier's data.",
    "material": "concrete",
    "height_m": 12,
    "nominal_N": 6500,
    "loadDrop_m": 0.25,
    "embed_m": 1.7,
    "roles": "suspension,angle,deadend"
   },
   {
    "key": "ex-crossarm-1-5-m-3-phases",
    "kind": "equipment",
    "name": "Crossarm 1.5 m, 3 phases",
    "category": "Equipment/Crossarms",
    "note": "Example: check against your supplier's data.",
    "type": "crossarm",
    "rated_N": 8000,
    "drop_m": 0.3,
    "spacing_m": 0.7,
    "mass_kg": 25
   },
   {
    "key": "ex-aluminium-4-150-mm-lv",
    "kind": "cable",
    "name": "Aluminium 4 × 150 mm² LV",
    "category": "Underground/LV",
    "note": "Example: check against your supplier's data. The current rating depends on how the cable is laid: enter your supplier's value.",
    "material": "aluminium",
    "cores": 4,
    "area_mm2": 150,
    "voltage_kV": 1,
    "diameter_mm": 50,
    "r20_ohm_km": 0.1922
   },
   {
    "key": "ex-trench-footway-direct-burial",
    "kind": "trench",
    "name": "Footway, direct burial",
    "category": "Trenches",
    "note": "Example: check against your supplier's data. Use the depths your network operator asks for.",
    "depth_m": 0.7,
    "width_m": 0.4,
    "cover_m": 0.6,
    "bedding_m": 0.1,
    "ducts": 0,
    "ductDiam_mm": 0,
    "clearance_m": 0.2
   },
   {
    "key": "ex-street-cabinet",
    "kind": "equipment",
    "name": "Street cabinet",
    "category": "Equipment/Cabinets",
    "note": "Example: check against your supplier's data.",
    "type": "cabinet"
   }
  ]
 }
}