1. Repairs of a minor nature may be made to ditches heretofore constructed by assessment under the former drainage law, or the laws from which it was derived or under the provisions of this or any other general or special law by following the procedure set forth in section 15-1943 so far as it is applicable. The total cost of such repairs shall not exceed the sum of five thousand dollars on any one ditch for work done under one proceeding. The cost of such work shall be paid for out of the drainage fund provided by section 15-1957 hereof.

2. When such repairs or enlargements shall be finished, it shall be the duty of the department to make up an itemized account of the cost incurred in the making of such repairs or enlargements and to file the same as provided in section 15-1955 and such cost shall thereafter be assessed and collected within not to exceed three years as therein provided and as further provided herein. The expenses of such repairs and enlargements shall be apportioned among the premises to which were originally apportioned the cost of construction of such ditch or ditches, as shown by the apportionment made for such original construction and filed in the county clerk's office or elsewhere according to the valuation thereof on the last completed assessment roll or the drainage enhancements thereof, if such have been determined.

3. In case any public corporations have contributed to the construction of such ditch or ditches, such public corporations shall be liable for the repair or enlargement of the ditch or ditches, in the same proportion that they were originally assessed for the construction of the same, which shall also be levied and collected out of the taxable inhabitants of such public corporation in the same manner that other taxes are levied and collected in the corporation.