(A) Street grading. Streets shall be graded in accordance with a plan approved by the City Engineer. In the case of an urban street design the grading shall include the entire width of the right-of-way and shall provide a boulevard section, in addition to the minimum pavement width.
(B) Street pavement. The design of street pavement for all streets covered by this chapter shall be in accordance with the State Highway Department Road Design Manual No. 5-291 for flexible pavements. The designed thickness of the surfacing elements shall be in accordance with the flexible pavement design standard for road classifications as shown below. However, a minimum of six inches of class 5 and two inches of bituminous is required. More stringent design may be required by the Engineer.
Classification | Pavement Design: Axle Load
|
Arterials, collector street | As determined by traffic needs |
Local streets | 7 ton minimum |
(C) Gravel surface. Gravel surfaces will be discouraged.
(D) Soil tests. To determine subgrade soil classifications, soil samples shall be collected and analyzed by a reputable testing laboratory. Reports of the soil analysis shall be submitted to the Engineer with the pavement plans. Soil samples shall be taken along the center line of the proposed road at intervals not exceeding 300 feet.
(E) Curb and gutter. Concrete curb and gutter shall be constructed on both sides of urban designed streets. The construction shall be in accordance with Standard Specification for Highway Construction, M.H.D. Spec. No. 2531 or 2535.
(F) Boulevards. All boulevards shall have four inches of top soil (black dirt) placed on them and then be seeded or sodded.
(G) Sidewalks and pedestrian ways. All required walks shall be concrete four inches thick placed on a four-inch gravel base. Grades shall be as approved by the City Engineer. Sidewalks shall be placed in the public right-of-way.
(Ord. passed - -) Penalty, see § 156.999