Thanks and appreciation from the Dean of the College of Engineering, Prof. Dr. Ramzi Salem Ali, to Mr. Hassan Hanoun Muhammad, Mr. Hussein Falah Hadi, Mr. Hassan Falah Hadi, Mr. Muhammad Rahma Harija, Mr. Muhammad Kazem Jarro, Mr. Muhammad Hilal Rahma, Mr. Muslim Aqeel Yousef, Department of Engineering The Civil Engineering Department for the efforts made by them during their cleaning and maintenance of the Civil Engineering Department