This statistic shows the top 10 megaprojects that have exceeded their original budget estimate by the highest percentage, worldwide, as of 2014. As of 2014, the Egyptian Suez Canal had the highest cost overrun. Total costs were 1,900 percent higher than anticipated.
Top 10 megaprojects worldwide with the largest percentage of cost overrun
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Top 10 megaprojects worldwide with the largest percentage of cost overrun
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Megaprojects are described as large-scale complex ventures that cost 1 billion U.S. dollars or more, take many years to develop and build, involve multiple public and private stakeholders, are transformational, and impact millions of people.
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Website (WorldFinance.com). (September 21, 2015). Top 10 megaprojects worldwide with the largest percentage of cost overrun [Graph]. In Statista. Retrieved April 05, 2025, from https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/
Website (WorldFinance.com). "Top 10 megaprojects worldwide with the largest percentage of cost overrun." Chart. September 21, 2015. Statista. Accessed April 05, 2025. https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/
Website (WorldFinance.com). (2015). Top 10 megaprojects worldwide with the largest percentage of cost overrun. Statista. Statista Inc.. Accessed: April 05, 2025. https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/
Website (WorldFinance.com). "Top 10 Megaprojects Worldwide with The Largest Percentage of Cost Overrun." Statista, Statista Inc., 21 Sep 2015, https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/
Website (WorldFinance.com), Top 10 megaprojects worldwide with the largest percentage of cost overrun Statista, https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/ (last visited April 05, 2025)
Top 10 megaprojects worldwide with the largest percentage of cost overrun [Graph], Website (WorldFinance.com), September 21, 2015. [Online]. Available: https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/
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