publication 2001 • Profitability of Electrical Contractors Using Financial and Economical Data: The Effect of Company’s Size (Dissertation) Publication Work Type PhD thesis Publisher Name Abdurahman Ibrahim Ammar Publishing City Madison, Wisconsin more of publication The Effect of Season on Construction Accidents in Saudi Arabia Construction workers are exposed to extreme conditions over a large portion of the work day during the different seasons of the year when working on construction sites. Some studies have… by Dr. Abdurahman Ammar 2019 The Relationship Between Day of the Week and Accidents on Construction Sites in Saudi Arabia Abstract by Dr. Abdurahman I. Ammar 2019 العوامل المؤثرة على سلامة العاملين بمشاريع التشييد والبناء بالمملكة العربية السعودية ملخص البحث: by م. تركي ين خلف الله المالكي ، د. عبدالرحمن إبراهيم بن عمار 2019