All materials incorporated in the manholes and catch basins shall be furnished in compliance with the following specifications:
(a) Concrete and reinforcing steel shall conform to the general specifications of Chapter 1361.
(b) Concrete blocks shall be formed in curved molds to fit the contract drawing diameter of the manhole or catch basin. Blocks shall comply with the standard specifications of the American Society for Testing and Materials for concrete masonry units, Serial Designation C139.
(c) Brick for sidewalls shall conform with Grade MA of the standard specifications of the American Society for Testing and Materials for sewer brick, serial designation C32.
(d) Mortar used in laying up manhole or catch basin sidewalls of concrete block, brick or precast concrete rings, and for plastering catch basins, shall be composed of one part Portland cement, two parts clean torpedo sand, with ten percent hydrated lime.
(e) Frames and covers shall be fabricated of close-grained gray iron, conforming to the requirements of the standard specifications of the American Society for Testing and Materials, Serial Designation A48, Class No. 20. Castings shall be smooth, true to pattern and free from projections, sand holes or blow holes, accurately cast to provide true and even bearing. The frames and covers shall be of a design conforming to the details on the drawings or to the standards of the Village, of a weight for each location not less than that shown on the drawings.
(f) Manhole steps or rungs shall be fabricated of cast-iron to the design and section shown on the drawings and approved by the Engineer.
(g) Sewer pipe is to be laid through manholes where the top section is to be broken out after the manhole is constructed. It shall be of the same specifications as designated for the sewer pipe on the sewer line on which the manhole is to be constructed. The drop pipe assembly, including the pipe and fittings, the outlet trap on catch basins and the inlet sewers to manholes or catch basins shall be of the same specifications as designated to be supplied for the main sewer lines.
(Ord. 352. Passed 10-22-62.)