CHARLOTTE—The N.C. Department of Labor (NCDOL) and Sanders Utility Construction Co. Inc. celebrated the completion of the safety partnership for the design-build project to improve, up-size and replace sanitary sewer along the Irwin Creek Tributary to Irwin Creek Interceptor. Labor Commissioner Josh Dobson presented company officials with a certificate at the ceremony on Friday, Dec. 17, after giving brief remarks about the project.