Indiana Code Title 14. Natural and Cultural Resources § 14-33-6-2

(1) Descriptions of the following:

(2) Maps, preliminary drawings, and estimates of costs based upon preliminary engineering surveys and studies.

(3) Copies of agreements or other arrangements with other persons or governmental agencies with respect to the financing, construction, maintenance, and operation of any of the works of improvement proposed in the plan.

(1) there is good reason for accomplishing less than all the purposes;  and

(2) assurance is given that the program for the accomplishment of the other purposes will be set forth in an amendment to the district plan.

(1) detailed construction drawings and specifications;  and

(2) refined cost estimates;