OAKLAND, Calif. (KRON) — The Caltrans building in Oakland was briefly on lockdown Wednesday morning, a Caltrans representative confirmed to KRON4. The building was placed on lockdown amid reports of an armed man seen in the building’s parking garage.

California Highway Patrol got a call at 6:41 a.m. after an employee reported seeing a male suspect with a firearm in the building’s parking garage, a CHP representative told KRON4.

CHP and Oakland Police Department units arrived on the scene and did a sweep of the building. No armed individual was located. Law enforcement officers left the building by about 7:45 a.m.

As of 9:30 a.m., an all-clear had been given.

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The building is located at 111 Grand Ave. in Oakland, about four blocks west of Lake Merritt.

No injuries have been reported. The building will be closed for the day, according to a spokesperson. Officers believe they have identified the man seen with the gun, but he was no longer on site. CHP Officer Adib Zeid said he couldn’t release the man’s name, since an investigation is ongoing.

Bay City News contributed to this report.