Stock Purchase

Granite Construction Incorporated is offering participation in our Dividend Reinvestment and Stock Purchase Plan to record holders of common stock, as well as to other interested investors. The Dividend Reinvestment and Stock Purchase Plan is a simple, convenient and low-cost means of investing in our common stock. Click on the links below to view the Direct Stock Purchase and Reinvestment Plan prospectus and enrollment forms or contact Computershare for more information.

• Dividend Reinvestment and Stock Purchase Plan
• Enrollment Form
• Direct Deposit of Dividends Program

If you are a currently a registered shareholder or hold a certificate for your shares, you may use Computershare's shareholder Web site, toll-free shareholder services center or automated telephone support system to access information and process transactions. Please note that you will need to supply your tax identification number and contact information, including address, when communicating with Computershare. If your shares are held through a broker, please contact your broker for assistance.

Investor Centre^TM Web site
You can manage your account online via the Investor Centre Web site, Computershare's secure Web-based tool for shareholders, at www.computershare.com/investor. Through free, around-the clock access to the Investor Centre Web site, you can:

• View your account details and update account information
• Access tax forms
• Request certificates
• Research and obtain information related to transferring stocks
• Enroll in e-Delivery to receive your shareholder materials electronically