How does Cyberpunk Delamain headquarters get into the shaft?

First of all, players need to get close to this small room with a golden exclamation point, but don't go in, because there is no way to get into the shaft inside. They need to be outside, observe the scene carefully and jump on the pipeline on the right.

Jump on this pipe and go straight ahead.

At this time, after going forward, you can turn along the pipeline and go straight ahead.

You can jump here.

Go on, then you can see a window opened here, jump into the pipe below, and you can go straight in and enter this shaft.