Library Hours

Library Hours

Hunt Library Roger Sorrells Engineering & Science Library
Mellon Institute Library
Posner Center
Service Hours Hours for all libraries [.pdf]

Hunt Library

After 12am you must show your Carnegie Mellon ID card to enter the library. From 3am – 8am only the 1st and basement floors are open.

 

Sorrells Engineering & Science Library

 

 

Mellon Institute Library

The building is closed to outside users after business hours and on weekends. During business hours you can gain access to the library by signing in at the security desk at the Bellefield Street entrance to the building.