/**
 * Type of aviation facility as classified by the FAA.
 */
export type FacilityType = 'AIRPORT' | 'HELIPORT' | 'SEAPLANE_BASE' | 'GLIDERPORT' | 'ULTRALIGHT' | 'BALLOONPORT';
/**
 * The full set of {@link FacilityType} values, in declaration order.
 *
 * Use as the single source of truth for value-side iteration (e.g. building a
 * lookup table keyed by facility type) or with {@link isFacilityType} to
 * narrow an external string into the union. The `as const satisfies` brand
 * keeps this array in sync with the type at compile time.
 */
export declare const FACILITY_TYPES: readonly ["AIRPORT", "HELIPORT", "SEAPLANE_BASE", "GLIDERPORT", "ULTRALIGHT", "BALLOONPORT"];
/**
 * Type guard that narrows a string to {@link FacilityType} when it matches a
 * member of {@link FACILITY_TYPES}.
 *
 * Useful when consuming external strings (URL params, config files, MCP tool
 * inputs) that should be validated before being used as a facility type.
 *
 * @param value - The string to test.
 * @returns `true` if `value` is a valid `FacilityType`.
 */
export declare function isFacilityType(value: string): value is FacilityType;
/**
 * Maps FAA SITE_TYPE_CODE values to FacilityType.
 */
export declare const FACILITY_TYPE_MAP: Record<string, FacilityType>;
/**
 * Facility ownership classification.
 */
export type OwnershipType = 'PUBLIC' | 'PRIVATE';
/**
 * Facility use classification indicating who may use the facility.
 */
export type FacilityUseType = 'PUBLIC' | 'PRIVATE';
/**
 * Operational status of a facility.
 */
export type FacilityStatus = 'OPEN' | 'CLOSED_INDEFINITELY' | 'CLOSED_PERMANENTLY';
/**
 * Runway surface condition rating.
 */
export type SurfaceCondition = 'EXCELLENT' | 'GOOD' | 'FAIR' | 'POOR' | 'FAILED';
/**
 * Runway surface treatment type.
 */
export type SurfaceTreatment = 'GROOVED' | 'PFC' | 'GROOVED_PFC';
/**
 * Runway edge lighting intensity classification.
 */
export type RunwayLighting = 'HIGH' | 'MEDIUM' | 'LOW' | 'NONSTANDARD' | 'NONE';
/**
 * Type of visual glide slope indicator installed at a runway end.
 */
export type VgsiType = 'VASI-2L' | 'VASI-4L' | 'VASI-2R' | 'VASI-6L' | 'VASI-12' | 'VASI-16' | 'PAPI-2L' | 'PAPI-4L' | 'PAPI-2R' | 'PAPI-4R' | 'PVASI' | 'SAVASI' | 'TRICOLOR' | 'PANELS';
/**
 * Type of runway marking applied.
 */
export type RunwayMarkingType = 'PIR' | 'NPI' | 'BSC' | 'BUOY' | 'STOL' | 'NONE';
/**
 * Condition of runway markings.
 */
export type RunwayMarkingCondition = 'GOOD' | 'FAIR' | 'POOR';
/**
 * ILS approach category indicating the minimum decision height and
 * runway visual range for which the system is certified.
 */
export type IlsCategory = 'I' | 'II' | 'III' | 'IIIA' | 'IIIB' | 'IIIC';
/**
 * Maps FAA NASR ILS CATEGORY values to IlsCategory.
 */
export declare const ILS_CATEGORY_MAP: Record<string, IlsCategory>;
/**
 * ILS system type describing the combination of components installed.
 */
export type IlsSystemType = 'ILS' | 'ILS/DME' | 'LOCALIZER' | 'LOC/DME' | 'LOC/GS' | 'LDA' | 'LDA/DME' | 'SDF' | 'SDF/DME';
/**
 * Maps FAA NASR SYSTEM_TYPE_CODE values to IlsSystemType.
 */
export declare const ILS_SYSTEM_TYPE_MAP: Record<string, IlsSystemType>;
/**
 * An Instrument Landing System installation at a runway end.
 * Combines localizer, glide slope, and DME component data into
 * a single structured object.
 */
export interface IlsSystem {
    /** System type describing the installed component combination. */
    systemType: IlsSystemType;
    /** ILS facility identifier (e.g. "I-ANB", "I-JFK"). */
    identifier?: string;
    /** ILS approach category. */
    category?: IlsCategory;
    /** Localizer frequency in MHz (e.g. 110.9). */
    localizerFrequencyMhz?: number;
    /** Localizer front course bearing in magnetic degrees. */
    localizerMagneticCourseDeg?: number;
    /** Glide slope angle in degrees (typically around 3.0). */
    glideSlopeAngleDeg?: number;
    /** Glide slope class/type code (e.g. "GS" for standard glide slope, "GD" for glide slope with DME). */
    glideSlopeType?: string;
    /** DME channel designation (e.g. "032X", "038X"). */
    dmeChannel?: string;
}
/**
 * One end of a runway, identified by its designator (e.g. "04L", "22R").
 * Contains approach, lighting, and declared distance information for this end.
 */
export interface RunwayEnd {
    /** Runway end designator (e.g. "04L", "22R", "09"). */
    id: string;
    /** True heading in degrees. */
    trueHeadingDeg?: number;
    /** Instrument Landing System installed at this runway end. */
    ils?: IlsSystem;
    /** Whether right-hand traffic pattern is in effect for this end. */
    rightTraffic?: boolean;
    /** Type of runway markings. */
    markingType?: RunwayMarkingType;
    /** Condition of runway markings. */
    markingCondition?: RunwayMarkingCondition;
    /** Latitude of the runway end in decimal degrees. */
    lat?: number;
    /** Longitude of the runway end in decimal degrees. */
    lon?: number;
    /** Runway end elevation in feet MSL. */
    elevationFt?: number;
    /** Threshold crossing height in feet AGL. */
    thresholdCrossingHeightFt?: number;
    /** Visual glide path angle in degrees. */
    glidepathAngleDeg?: number;
    /** Displaced threshold distance in feet from the runway end. */
    displacedThresholdFt?: number;
    /** Displaced threshold elevation in feet MSL. */
    displacedThresholdElevationFt?: number;
    /** Touchdown zone elevation in feet MSL. */
    tdzElevationFt?: number;
    /** Type of visual glide slope indicator. */
    vgsiType?: VgsiType;
    /** Whether runway visual range equipment is installed. */
    hasRvr?: boolean;
    /** Approach lighting system code. */
    approachLights?: string;
    /** Whether runway end identifier lights are available. */
    hasReil?: boolean;
    /** Whether centerline lights are available. */
    hasCenterlineLights?: boolean;
    /** Whether touchdown zone lights are available. */
    hasTdzLights?: boolean;
    /** Takeoff Run Available in feet. */
    toraFt?: number;
    /** Takeoff Distance Available in feet. */
    todaFt?: number;
    /** Accelerate-Stop Distance Available in feet. */
    asdaFt?: number;
    /** Landing Distance Available in feet. */
    ldaFt?: number;
    /** Land And Hold Short Operations available landing distance in feet. */
    lahsoDistanceFt?: number;
    /** Intersecting runway or entity for LAHSO operations. */
    lahsoEntity?: string;
}
/**
 * A runway at an airport facility, identified by its composite designator
 * (e.g. "04L/22R"). Contains physical dimensions, surface info, and
 * per-end details.
 */
export interface Runway {
    /** Runway designator (e.g. "04L/22R", "09/27", "H1"). */
    id: string;
    /** Runway length in feet. */
    lengthFt?: number;
    /** Runway width in feet. */
    widthFt?: number;
    /** Surface type code (e.g. "CONC", "ASPH", "TURF", "GRVL"). */
    surfaceType?: string;
    /** Surface condition rating. */
    condition?: SurfaceCondition;
    /** Surface treatment applied. */
    treatment?: SurfaceTreatment;
    /** Pavement Classification Number value. */
    pcn?: string;
    /** Edge lighting intensity. */
    lighting?: RunwayLighting;
    /** Maximum single-wheel gross weight in thousands of pounds. */
    weightLimitSingleWheelKlb?: number;
    /** Maximum dual-wheel gross weight in thousands of pounds. */
    weightLimitDualWheelKlb?: number;
    /** Maximum dual-tandem-wheel gross weight in thousands of pounds. */
    weightLimitDualTandemKlb?: number;
    /** Maximum double-dual-tandem-wheel gross weight in thousands of pounds. */
    weightLimitDdtKlb?: number;
    /** Details for each end of the runway (typically two). */
    ends: RunwayEnd[];
}
/**
 * A communication frequency associated with an airport facility.
 */
export interface AirportFrequency {
    /** Frequency in MHz (e.g. 119.1, 121.9). */
    frequencyMhz: number;
    /** Purpose or usage of this frequency (e.g. "LCL/P", "GND/P", "ATIS", "UNICOM", "CLASS B"). */
    use: string;
    /** Sectorization or applicability description (e.g. "RWY 04L/22R", "FREQS 2000 FT & BLW"). */
    sectorization?: string;
}
/**
 * Airport (or other aviation facility) reference data with identifiers,
 * location, physical characteristics, services, runways, and frequencies.
 */
export interface Airport {
    /** FAA location identifier (e.g. "JFK", "LAX", "3N6"). */
    faaId: string;
    /** ICAO airport code when assigned (e.g. "KJFK"). */
    icao?: string;
    /** Official facility name. */
    name: string;
    /** Type of aviation facility. */
    facilityType: FacilityType;
    /** Facility ownership classification. */
    ownershipType: OwnershipType;
    /** Facility use classification. */
    useType: FacilityUseType;
    /** Operational status. */
    status: FacilityStatus;
    /** City where the facility is located. */
    city: string;
    /** Two-letter state code (e.g. "NY", "CA"). Absent for non-US facilities. */
    state?: string;
    /** Two-letter country code (e.g. "US"). */
    country: string;
    /** County name. */
    county?: string;
    /** Latitude in decimal degrees. */
    lat: number;
    /** Longitude in decimal degrees. */
    lon: number;
    /** IANA time zone identifier for the facility location (e.g. "America/New_York", "Pacific/Honolulu"). */
    timezone: string;
    /** Field elevation in feet MSL. */
    elevationFt?: number;
    /** Magnetic variation in degrees. */
    magneticVariationDeg?: number;
    /** Magnetic variation direction ("E" or "W"). */
    magneticVariationDirection?: string;
    /** Year the magnetic variation was last determined. */
    magneticVariationYear?: number;
    /** Traffic pattern altitude in feet MSL. */
    trafficPatternAltitudeFt?: number;
    /** Sectional chart name (e.g. "NEW YORK", "LOS ANGELES"). */
    sectionChart?: string;
    /** Responsible ARTCC identifier (e.g. "ZNY", "ZLA"). */
    artccId?: string;
    /** Type of control tower (e.g. "ATCT", "NON-ATCT", "TRSA"). */
    towerType?: string;
    /** Available fuel types (e.g. "100LL,A"). */
    fuelTypes?: string;
    /** Airframe repair service level (e.g. "MAJOR", "MINOR", "NONE"). */
    airframeRepair?: string;
    /** Powerplant repair service level (e.g. "MAJOR", "MINOR", "NONE"). */
    powerplantRepair?: string;
    /** Available oxygen types - bottled (e.g. "HIGH", "LOW", "NONE"). */
    bottledOxygen?: string;
    /** Available oxygen types - bulk (e.g. "HIGH", "LOW", "NONE"). */
    bulkOxygen?: string;
    /** Lighting schedule description. */
    lightingSchedule?: string;
    /** Airport beacon lens color (e.g. "WG" for white-green, "WY" for white-yellow). */
    beaconColor?: string;
    /** Whether landing fees are charged. */
    hasLandingFee?: boolean;
    /** Activation or opening date (e.g. "1939/01"). */
    activationDate?: string;
    /** Other available services (e.g. "AFRT,CARGO"). */
    otherServices?: string;
    /** NOTAM facility identifier. */
    notamId?: string;
    /** Runways at this facility. */
    runways: Runway[];
    /** Communication frequencies for this facility. */
    frequencies: AirportFrequency[];
}
//# sourceMappingURL=airport.d.ts.map