[Home](./index.md) > [three-loader-3dtiles](./three-loader-3dtiles.md) > [LoaderOptions](./three-loader-3dtiles.loaderoptions.md) > [maxConcurrency](./three-loader-3dtiles.loaderoptions.maxconcurrency.md) ## LoaderOptions.maxConcurrency property Maximum worker thread concurrency when processing DRACO-compressed tiles - Default: `1` worker. Signature: ```typescript maxConcurrency?: number; ```