 The campus can be roughly divided in two by the Jaime Garces B. Avenue that runs in an east @-@ west direction . The northern part , which is also the largest , is mostly undeveloped . The developed area is enclosed by the Tulio Ramirez Avenue , and it is composed of more than 30 buildings , including the main administration building , the faculties of Science and of Engineering , part of the faculty of Integrated Arts , and the Mario Carvajal Library , which is the main library of the university . 
