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
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 January 25, 2025, from https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/?__sso_cookie_checker=failed
Website (WorldFinance.com). "Top 10 megaprojects worldwide with the largest percentage of cost overrun." Chart. September 21, 2015. Statista. Accessed January 25, 2025. https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/?__sso_cookie_checker=failed
Website (WorldFinance.com). (2015). Top 10 megaprojects worldwide with the largest percentage of cost overrun. Statista. Statista Inc.. Accessed: January 25, 2025. https://www.statista.com/statistics/526416/top-10-megaproject-cost-overruns-worldwide/?__sso_cookie_checker=failed
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/?__sso_cookie_checker=failed
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/?__sso_cookie_checker=failed (last visited January 25, 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/?__sso_cookie_checker=failed
