(a) All filling of required excavations within public roadways shall comply with the requirements of Chapter 1020 and consist of thoroughly compacted coarse sand. All roadway pavement replacement shall consist of high-early strength Class "D" concrete base or base and surface where such pavement existed. Where pavement consists of bituminous surfaced concrete or brick, the replaced base shall consist of high-early strength Class "D" concrete base and two inch Type "B" plant-mixed compacted asphaltic concrete. Where pavement consists of macadam or bituminous surfaced macadam, the pavement replacement shall consist of twelve inches of thoroughly compacted coarse stone macadam choked with fine stone and surfaced with two inches of compacted plant-mixed Type "B" asphaltic concrete. All surfaces shall be finished even with existing surfaces. All cuts in pavements shall be straight and true and all joints shall be sealed with bituminous cement. Concrete pavement and pavement base shall be a minimum of nine inches thick. Concrete shall have a minimum cement content of six and one-half sacks per cubic yard and a minimum compressive strength of 4,200 pounds per square inch in fourteen days. Sidewalk and driveway pavements removed or damaged by the connection construction shall be replaced in strict accordance with established standards of the City. Curbing, whether stone or concrete, shall be replaced to its original design section and shall be composed of the same mix concrete specified for pavement.
(b) The City may require that all trenches or unfilled openings be covered by a metal plate or plates sufficient to maintain uninterrupted vehicular traffic within paved portions of public roadways and may further specify the type and number of barricades and warning lights as may be necessary to reasonably and adequately protect pedestrian and vehicular traffic against accidents.
(Ord. 09-119. Passed 11-17-09.)