Qubahan ENGINEERING Journal (QENGJ) is a quarterly academic journal published by the Qubahan, QENGJ publishes original researches in all fields of Engineering (Civil Engineering, Architecture, Mechanical Engineering, Electrical Engineering, Environmental Engineering, Industrial Engineering, Computer Engineering, Software Engineering). QENGJ is a Peer-Reviewed Open Access journal.  QENGJ provides immediate, worldwide, barrier-free access to the full text of research articles without requiring a subscription to the journal.