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No person shall mix concrete or mortar or any mixture or substance containing cement on any existing pavement on public property nor leave or cause to be left any excess concrete or mortar or any mixture or substance containing cement on any existing pavement on public property, nor allow same to leak or fall from any container or receptacle onto pavement on public property. If any concrete, mortar or any mixture or substance containing cement is accidentally dropped or placed upon any pavement on public property within the city, the person responsible shall immediately remove same before such substance hardens or sets on the pavement. (Ord. 8590)
Wherever water from roofs of adjacent buildings is drained or conducted under sidewalks from downspout drains to the street gutters through aqueducts or concrete troughs, these openings in the sidewalk shall be fitted with strong metal covers, which shall be securely held in place with screws or other fasteners which will not rust or corrode. Such cover shall be set flush with the surface of the sidewalk and securely bolted, fastened or so constructed that it cannot slip, shift or become out of alignment with the surface of the sidewalk. (Ord. 8590)
(a) The provisions of this article do not prevent the use of types of construction or materials or methods of construction offered as an alternate for the types of construction or materials or methods of construction specifically required by this article, but such alternate types of construction or materials or methods of construction to be given consideration must be offered for approval as being sufficient, safe, and equal to the standards set out in this article. When specifically authorized by the building official, upon review of the access facilities and the types of construction or materials or methods of construction by the director, materials and construction that have been so approved must be used and installed in accordance with the terms of the approval. Such approvals and the conditions upon which they are issued must be specific, must be reasonable when considered in the light of convenience and safety to the general public, must not create an injustice, and must be made a matter of public record.
(b) In unusual circumstances, the terms and provisions of this chapter may be varied by resolution of the city council. (Ord. Nos. 8590; 22026)
Sidewalks shall be a minimum width of four feet and shall be four inches thick unless wider dimensions are required in the Street Design Manual of the city of Dallas. The surface may have a monolithic finish by floating with a wooden float until a slight excess of sand appears on the surfaces or may be brushed after troweling in lieu of floating. The edges of the sidewalk, markings and expansion joints shall be tooled to a smooth finish, not less than two inches in width. Exposed edges of the sidewalk shall be rounded with an edger to a radius of one-half inch. The surface of the sidewalk shall not be left with a slick or glossy finish. (Ord. 8590; 31313)
(a) The minimum compressive strength of the concrete and requirements for the quantity of mixing water and the concrete slump must conform to the city of Dallas Addendum to the Public Works Construction Standards – North Central Texas as Published by the North Central Texas Council of Governments, current edition.
(b) The director may inspect the foundation and forms before concrete is poured.
(c) Concrete must be thoroughly compacted so that the minimum thickness is four inches. Concrete must be free from honey-combing, rock pockets and segregation of ingredients. The addition of neat cement to concrete in order to absorb excess water or to accelerate hardening is prohibited. (Ord. Nos. 8590; 22026; 31313)
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