Siebel Center Hours and E-Lock Requests

Almost all of the doors in Siebel Center, including the outside entrance doors, are controlled by e-locks and require access on your i-card to gain entry. 

Undergraduate students who are Computer Science majors can request e-lock access via

If you have an issue accessing an area or need to request access to a specific area, you may submit a ticket to engrit-elock [at] illinois [dot] edu

If you have a request to gain access to a specific area and/or you recently replaced your I-Card, you can submit your request via

Your request may be processed faster if your supervisor directly approves and submits the request on your behalf. 


Building Hours (Siebel Center):

  • Monday through Thursday: 7am to 8pm
  • Friday: 7am to 8pm
  • Saturday: 7am to 8pm
  • Sunday: 7am to 8pm

Class Rooms:

    Rooms 1109, 1111, 1131, 1302, 1304

  • Monday through Friday: 7:30am to 5pm
  • Saturday and Sunday:  Closed

    Rooms 1103, 1105, 1214

  • Sunday through Thursday: 7:30am to 10pm
  • Friday: 7:30am to 5pm
  • Saturday:  Closed

    Room 1404A

  • Monday through Friday: 7:30am to 7:30pm
  • Saturday and Sunday:  Closed

Conference Rooms (and Seminar Room):

    Rooms 1112, 1312, 2102, 2124, 2405, 2407, 3102, 3124, 3401, 3403, 3405, 4102, 4124, 4403, 4405, 4407

  • Monday through Friday: 8:00am to 4:30pm
  • Saturday and Sunday:  Closed

Mail Rooms:

    Rooms 1332, 1334

  • Monday through Friday: 8:00am to 5pm
  • Saturday and Sunday:  Closed

Get Help

Questions about this topic? Don't see what you're looking for?

Email engrit-help [at] illinois [dot] edu, call the Help Desk at 217-333-1313, or contact your primary IT support professional.