exh_231.htm

We have issued our reports dated March 16, 2015, with respect to the consolidated financial statements and internal control over financial reporting included in the Annual Report of Sterling Construction Company, Inc. on Form 10-K for the year ended December 31, 2014. We hereby consent to the incorporation by reference of said reports in the Registration Statements of Sterling Construction Company, Inc. on Forms S-8 (File No. 333-196457, effective June 2, 2014, File No. 333-88228, effective May 14, 2002 and File No. 333-135666, effective July 10, 2006) and Form S-3 (File No. 333-195087, effective April 29, 2014).