(Bloomberg) -- Elon Musk’s Boring Co. on Friday celebrated a milestone at the transport tunnel it’s building in Las Vegas -- breakthrough.

The Las Vegas Convention and Visitors Authority said in a separate tweet that excavation had finished for the first of two tunnels, with the project on track to debut next January.

Read More: Musk’s 1st Boring Co. Tunnel ‘Hopefully’ Operational in 2020

To contact the reporter on this story: Nathan Crooks in Miami at ncrooks@bloomberg.net

To contact the editors responsible for this story: Polina Noskova at pnoskova@bloomberg.net, Jim Silver

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