Specifications include, but are not limited to: All labor, materials, and equipment shall be incidental to the Sidewalk-4 in Historical Concrete and Sidewalk-4 in Concrete items, including forming, vibratory consolidation, installation of surface material, finishing, curing, installation of sidewalk, installation of sidewalk ramps, relocation signs (when needed), excavation, #57 stone, backfilling, expansion joints, compaction, and adjustment of utility covers and lids not having a separate pay item. Integral Curb and curb needed for the installation of sidewalks ramps are incidental to the Sidewalk-4 in Historical Concrete and Sidewalk-4 in Concrete items. ; All Forms shall be a minimum of 4 inches in height. Scores and edges shall be neatly tooled and the surface shall be checked with a 10-foot straight edge and any irregularities of more than 1/4 inch shall be eliminated. HANDRAIL - Standard Three-rail design (Flat Top). Sections are 6' wide x 4' high. Sections come fully assembled. Pickets: 1'' square x .062 wall Spacing Between Pickets: standard 4" and optional 1-1/2" Fasteners: Stainless steel Horizontal Rails: 1-5/8'' x 1-5/8'' with .100'' side walls and .070'' top walls Posts: 2-1/2" square x .100 wall; 3" square x .125 wall. All posts include standard caps. Alloy: High-strength UltrumTM 6005-T5 alloy, min. strength 35,000 PSI Finish: PowercoatTM. When applied, Powercoat is twice the thickness and hardness of a typical acrylic, baked enamel or "wet paint" finish.