A microtunnel boring machine (MTBM) has excavated a stormwater
drainage tunnel at Dubai Airport in the United Arab Emirates.

The new pipelines will collect and transfer rainwater during heavy storms, preventing ponding and accumulation of water on the runway surfaces, which is crucial to maintaining timely flight operations

Herrenknecht direct pipe Dubai Airport microtunnelling team.

The machine was able to pipe jack under the Terminal 2 taxiways without interrupting flight operations, while also avoiding heave, settlement and impairment issues.

On the longest drive, an average of 15 m of tunnel was built per day.