Sterling Construction selected by UDOT on project valued at approx. $22M Sterling Construction Company (STRL) announced that its subsidiary, Ralph L. Wadsworth Construction Company, LLC was selected by the Utah Department of Transportation as the contractor on a design-build project valued at approximately $22M. The project will entail roadway widening and reconstruction of a 6.5 mile stretch of I-15 from the S. Payson Interchange to Spanish Fork River. RLW will utilize the services of Michael Baker Jr. Inc., an engineering unit of Michael Baker Corporation (BKR), as the lead designer. The project is anticipated to begin in March 2013 and be completed by September 2013.