12-5-2: SOIL INVESTIGATION AND PHYSICAL TESTS:
   A.   If the proposed subdivision contains questionable soil and, in the opinion of the village engineer, soil investigations, borings or other soil tests are necessary to determine the nature and extent of such questionable material, the owner shall retain the services of a competent testing laboratory to perform the needed investigations. Such testing laboratories shall be subject to the approval of the village engineer.
   B.   Copies of the complete reports by the testing laboratory shall be filed with the village board of trustees and the village engineer.
   C.   All costs connected with the tests, borings or interpretations of results of such work shall be borne by the owner or developer. (1978 Code § 7-4-5)