Specifications include, but are not limited to: Contractor shall comply with the following requirements, at a minimum: • Coping and steel edging shall be cleaned, primed and painted correctly • At no point shall standard 'flat' concrete be less than 5" thick • At no point shall ramp or bank concrete be less than 6" thick • At no point shall reinforcing steel be smaller than 3/8" rebar. Welded wire mesh may be used WITH but not in place of-rebar • At no point shall reinforcing steel be spaced more than 12" on center except in flat pours where 18" is acceptable • No concrete shall have a comprehensive strength of less than 4000 pounds per square inch (psi) • Water added to concrete on site, shall not exceed one (1) gallon per yard. Water shall remain on truck unless allowed by City representative • All concrete shall be poured in place and obtained from a plant not further than thirty (30) miles from project site • Concrete shall be completely placed within one hundred twenty (120) minutes of leaving batch plant • No concrete shall have an aggregate smaller than 3/8" • No concrete shall be poured at a slump greater than 5" • All vertical faces shall be vibrated smooth with no voids or projections • Steel coping shall be anchored by welded steel anchors. Rebar is NOT considered a steel anchor. All anchors shall be at minimum, cold rolled black steel rod or bolts • Steel coping anchors shall never be placed within 2" of surface of concrete, thus avoiding cracking and rust broadcast • ALL concrete shall have a 1/8" radius tooled edge, in any instance where edge comes in contact with steel edging • Vertical 1/4" steel plate is exempt from above requirement Contractor shall comply with the following warranty requirements, at a minimum: • Concrete product(s) shall be free from hydration cracking for the entire duration of construction • Cracks concrete, in excess of 1 /4-inch shall be warranted for one (1 ) year • All steel edging shall be warranted against becoming loose for a period of one (1) year • All concrete surfaces shall be warranted against surface spalling or scaling for a period of one (1) year • Concrete under or adjacent to steel edging or coping shall be free from voids, chipping, and/or failure for a period of one (1) year Contractor shall comply with the following requirements, at a minimum: • All manufacture requirements for installation and operation. • With any applicable codes and standards for the project. • Attachment 1 – Skatepark Layout Phase II • Attachment 10 – Sample Contract terms and conditions