The 1st floor vestibule that leads to the MIR elevator lobby from the Rand Johnson hallway will be shutdown for fire shutter maintenance and the addition of new fire doors on Monday, October 10 6:00 am – Friday, October 14 4:00 pm. Alternate access to the elevator lobby is available via the stairwell located around the corner. Containment barriers and directional signage will be present during the outage.