All streets shall be constructed with curbs and guttering of Portland cement concrete. Exception: The construction of curbs and guttering along streets classified as Local (Residential - R-1E) and as permitted in the Single-Family Residential R-1E zoning district shall not be required.
(A) Those streets classified as arterial, industrial, or collector commercial, shall be constructed with a vertical combination curb and gutter in accordance with the standard specification plan sheets, the dimensions depicted thereon and the IDOT Standard Specifications.
(B) Those streets classified as alley, local residential or collector residential shall be constructed with a mountable curb and a V-type gutter in accordance with the standard specification plan sheets, the dimensions depicted thereon, and the IDOT Standard Specifications.
(C) (1) Curb and/or gutter may be constructed either integrally or separately in conjunction with Portland cement concrete pavement.
(2) If constructed separately, the gutter flag shall be “tied” to Portland cement concrete pavement with no. 6 reinforcing bars at least 24 inches long and spaced at 24-inch centers.
(D) (1) Contraction joints and expansion joints shall be installed in the curb, or curb and gutter, in prolongation with joints in adjacent Portland cement concrete pavement or base course, except that dowel bars shall not be required in contraction joints.
(2) Contraction joints, when sawed or template formed, shall be sealed according to § 153.044.
(E) (1) When curb and gutter is constructed adjacent to flexible pavement, a one-inch expansion joint shall be installed at points of curvature for short-radius curves and at construction joints.
(2) Contraction joints shall be placed between expansion joints at distances not to exceed 25 feet.
(F) (1) All expansion joints shall be constructed with a minimum one-inch thick performed expansion joint filler conforming to the cross section of the curb and gutter, and shall be provided with a one and one-fourth-inch diameter by 18-inch long, coated smooth dowel bar conforming to standard specifications.
(2) The dowel bar shall be fitted with a cap having an inched stop that will provide a minimum one inch of expansion.
(3) All expansion joints shall be sealed according to § 153.044.
(G) Construction joints constructed in curb and gutter adjacent to Portland cement concrete pavement and Portland cement concrete base course, shall be provided with no. 6 deformed steel tie bars at least 30 inches long, and placed on nine-inch or more centers with a minimum of two bars per joint.
(Ord. 2009-21, §18.5-3-22, passed 10-5-2009; Am. Ord. 2016-29, passed 11-7-2016; Am. Ord. 2020-15, passed 6-15-2020)