The construction, alteration, or other action authorized in section 1086 of this title shall be supervised by an engineer employed by the applicant. Upon completion of the authorized project, the engineer shall certify to the agency having jurisdiction that the project has been completed in conformance with the approved plans and specifications. (Amended 1981, No. 242 (Adj. Sess.), § 10; 2017, No. 161 (Adj. Sess.), § 1.)