The Company invites investors to listen to a live audio webcast on its Investor Relations website, http://investor.graniteconstruction.com. An archive of the webcast will be available on the website approximately one hour after the call. The live call also is available by calling 1-877-328-5503; international callers may dial 1-412-317-5472. A replay will be available after the live call through May 7, 2018, by calling 1-877-344-7529, replay access code 10119177; international callers may dial 1-412-317-0088.

Through its offices and subsidiaries nationwide, Granite Construction Incorporated (NYSE:GVA) is one of the nation's largest infrastructure contractors and construction materials producers. As America's Infrastructure Company®, Granite specializes in complex infrastructure projects, including transportation, water, industrial and federal contracting, and is a proven leader in alternative procurement project delivery. Granite is an award-winning firm in safety, quality and environmental stewardship, and has been honored as one of the World's Most Ethical Companies by Ethisphere Institute for nine consecutive years. Granite is listed on the New York Stock Exchange and is part of the S&P MidCap 400 Index, the MSCI KLD 400 Social Index and the Russell 2000 Index. For more information, visit graniteconstruction.com.