import type { EarthworkInput, EarthworkResult } from './types.js';
/**
 * Calculate earthwork volumes
 *
 * Bank Volume: Volume in natural/undisturbed state (in-situ)
 * Loose Volume: Volume after excavation (swelled)
 * Compacted Volume: Volume after compaction (shrunk)
 *
 * @param input - Earthwork dimensions and factors
 * @returns Volume calculations in m³
 * @throws RangeError if any dimension (length, width, depth) is not positive,
 *   or if swellFactor/shrinkFactor is not positive
 */
export declare function earthwork(input: EarthworkInput): EarthworkResult;
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