Causes and Effects of Variation Orders on Building Construction Projects in Kingdom of Bahrain

Variation orders (VO) of construction projects lead to delay, increase in cost, quality defects and other negative effects. Through this research, we can study this dilemma throughout the Kingdom of Bahrain. The study identifies the most important reasons for variation orders in construction projects in the Kingdom of Bahrain. The study tried to clarify the effect of variation orders on the performance of these projects. The study depended on questionnaire and an interview survey. The population sample of this research consisted of clients, consultants and contractors of working construction companies involved in building construction projects in the Kingdom of Bahrain