(A) Description. This item shall consist of a portland cement, or its equivalent, concrete curb, constructed on a prepared subgrade in accordance with the specifications on file in the Zoning Administrator’s office and the cross-sections as shown on the accepted drawings.
(B) Materials. All materials shall comply with state specifications.
(1) Aggregate shall comply with state specifications items 612.2.1, 612.2.4, or 612.2.5, sizes five and ten.
(2) Water shall be free from oil, acids, alkali, and vegetable matter and shall be reasonably clean. Sea water shall not be used.
(3) Concrete shall contain six bags of cement per cubic yard and shall be proportioned as follows.
Quantities Per Bag of Cement (Approximate 1:2:4 Mix) | ||
Water | Fine Aggregate | Coarse Aggregate |
6 Gals. | 188 lbs. | 345 lbs. |
Note: Weight of aggregates based on specific gravity of 2.65. | ||
(C) Construction methods.
(2) Forms for concrete. See § 91.58(C)(3). Also, where a face form for a curb is used it shall be so designed as to permit it to be securely fastened to the other forms.
(4) Expansion and contraction joints for concrete. Half inch expansion joints shall be placed at intervals not exceeding 60 feet. At intervals not greater than ten feet or less than five feet the concrete shall be scored for a depth equal to one-third the total depth of the concrete.
(5) Curing concrete. When completed the concrete shall be kept moist for a period of not less than three days and longer if necessary and shall be protected from the elements in a satisfactory manner.
(6) Backfilling. Backfill shall be of suitable selected material and shall be placed and tamped in layers of not over six inches in depth until firm and solid. Backfilling shall follow immediately after the concrete forms have been removed.
(7) Repairs, alteration, modification or renovation. Any and all street or roadway repairs required by any section of this chapter, or any alteration, modification, or renovation of an existing street or roadway requested by any party shall, at a minimum, include the removal and replacement of said street or roadway in increments greater than ten feet or less than five feet consistent with the existing scored sections.
(2005 Code, § 91.49) (Ord. 69, passed 8-2-1966; Ord. 18-0602, passed 7-5-2018) Penalty, see § 91.99