§ 53.037 POWERS AND AUTHORITY OF INSPECTORS.
   (A)   (1)   The Superintendent and other duly authorized employees of the City Environmental Protection Agency, the Illinois Environmental Protection Agency, and the U.S. Environmental Protection Agency, bearing proper credentials and identification, shall be permitted to enter all properties, at all reasonable times, for the purposes of inspection, observation, measurement, sampling, and testing as may be required in pursuance of the implementation and enforcement of the terms and provisions of this chapter.
      (2)   The Superintendent or his or her representative shall have no authority to inquire into any processes, including metallurgical, chemical, oil refining, ceramic, paper, or other industries beyond that point having a direct bearing on the kind and source of discharge to the sewers or waterway or facilities for waste treatment.
   (B)   While performing the necessary work on private properties referred to in division (A) above, the Superintendent or duly authorized employees of the city, the Illinois Environmental Protection Agency, and the U.S. Environmental Protection Agency shall observe all safety rules applicable to the premises established by the company, and the company shall be held harmless for injury or death to the city employees and the city shall indemnify the company against liability claims and demands for personal injury or property damage asserted against the company and growing out of the gauging and sampling operations, except as such may be caused by negligence or failure of the company to maintain conditions as required by this chapter.
   (C)   The Superintendent and other duly authorized employees of the city bearing proper credentials and identification shall be permitted to enter all private properties through which the city holds a duly negotiated easement for the purposes of but not limited to inspection, observation, measurement, sampling, repair, and maintenance of any portion of the sewage works lying within the easement. All entry and subsequent work, if any, on the easement, shall be done in full accordance with the terms of the duly negotiated easement pertaining to the private property involved.