Specifications include, but are not limited to: 2.01 CEMENT. A. Cement shall conform to ASTM C150, Type I, unless high early strength is required in which instance Type III shall be used. Cement may be bagged or bulk. Cements shall be used from only one mill throughout the entire project. 2.02 FINE AGGREGATE. A. Fine aggregate, clean natural sand, shall conform to ASTM C33 and have the following gradation: Sieve % Passing % Retained 3/8" 100 0 #4 95-100 0-5 #8 80-100 0-20 #16 50-85 15-50 #30 25-60 40-75 #50 10-30 70-90 #100 2-10 90-98 2.03 COARSE AGGREGATE. A. Clean crushed rock, washed gravel, or other inert granular material, except that clay and shale particles shall not exceed one percent. Coarse aggregate shall conform to ASTM C33 and have the following gradation: Sq. Sieve % Passing % Retained 3/4" 90-100 0-10 3/8" 20-55 45-80 #4 0-10 90-100 #8 0-5 95-100 2.04 WATER. A. Treated and filtered water from a municipal or other public water supply district shall be used. 2.05 REINFORCING STEEL. A. All bars shall conform to ASTM A615, Grade 60. Bending details shall conform to ACI 318. 2.06 FORMS. A. The forms shall be true and rigid and conform to shape, line and dimensions as shown on the drawings. All forms shall be rigidly constructed, braced and tied to prevent any deflection or displacement during placing of concrete. All exposed corners and edges shall have 1" fillets. All joints shall be mortar tight; open joints shall be sealed as required. 2.07 CONCRETE MIX. A. Proportioning: Concrete shall conform to the following: 1. Cement: 6 sacks per cubic yard, minimum. 2. Water shall be kept to an absolute minimum to maintain slump as specified.