X sign on Twitter building installed has prompted investigation officially.

Source:- Google

A giant flashing "X" sign was installed on the building formerly known as Twitter headquarters in San Francisco without permission from the city.

Source:- Google

The unauthorized sign prompted an investigation by area authorities.

Source:- Google

The city started the investigation because the company failed to obtain the necessary permits for design and safety protocols.

Source:- Google

Patrick Hannan, spokesperson for the Department of Building Inspection, emphasized that any replacement signage requires a permit to ensure consistency with the building's historic nature and for safe attachment.

Source:- Google

Adding a sign on top of a building also requires a permit, as explained by Hannan.

Source:- Google

San Francisco police prevented workers from removing the platform's bird logo, citing safety concerns for pedestrians if any part of the sign or other objects fell.

Source:- Google

The situation has drawn attention and concern due to the lack of proper authorization for the sign's installation and potential safety hazards.

Source:- Google