§ 4. Improvements described.

The council shall have authority to make the following local improvements:

(a)

Roadway paving improvements, which include the grading, regrading, paving, repaving and widening of roadways, or the improvement thereof with any treatment designed to provide an improved wearing surface, with necessary drainage, sewer inlets, manholes and catch basins and the construction or reconstruction of retaining walls made necessary by any change of grade incident to such improvement, and in any case where the improvement is made upon petition if the petition so requests, or in any case where the improvement is made without petition if the council so directs, it may include the construction or reconstruction of curbs, gutters, drains, and sidewalks.

(b)

Water main improvements, which include the laying or construction of water mains, the relaying where necessary of parts of paved roadways and sidewalks torn up or damaged by the laying or construction of such mains, and, in any case where the improvement is made upon petition and the petition so requests, or in any case where the improvement is made without petition and the council so directs, the laying of water laterals.

(c)

Sanitary sewer improvements, which include the laying or construction of sanitary sewers, the laying, where necessary, of parts of roadways and sidewalks torn up or damaged by the laying or construction of such sewers, and in any case where the improvement is made upon petition and the petition so requests, or in any case where the improvements is made without petition and the city council so directs, the laying of sanitary sewer laterals.

(d)

Storm sewer improvements, which include the laying or construction of storm sewers, the relaying, where necessary, of parts of paved roadways and sidewalks torn up or damaged by the laying or construction of such sewers, and in any case where the improvement is made upon petition and the petition so requests, or in any case where the improvement is made without petition and the council so directs, the laying of storm sewer laterals.

(e)

Sidewalk improvements, which include the grading, regrading, construction, reconstruction and repair of paved or other improved sidewalks, the construction or reconstruction of retaining walls made necessary by and incident to such improvements, and, in any case where the improvement is made upon petition, if the petition so requests, or in any case where the improvement is made without petition if the council so directs, it may include the construction or reconstruction of curbs, gutters and drains, and the construction or reconstruction of all such portions of driveways as in the judgment of the council ought to be laid in the street area.

(f)

Grass plot improvements, which include the grading and planting of grass plots in a street.