Sec. 6. Projects proposed under section 4 of this chapter may include:
(1) the appropriation of property;
(2) the opening, changing, widening, straightening, or vacating of any public way, public way crossing, railway, right-of-way, or public place in the unit;
(3) the removal of any pavement, sidewalk, curb, parkway, building, or other structure;
(4) the grading of any public way or public place; or
(5) the construction or reconstruction of any pavement, street, sidewalk, curb, or structure.