3003 W CASINO RD BLDG 40-27 2022-03-17

40-27 BUILDING CAST -IN -PLACE CONCRETE I BRPH ARCHITECTS -ENGINEERS, INC. 2. Maximum W/C Ratio: 0.50. 3. Slump Limit: 4 inches, plus or minus 1 inch. 4. Air Content (exposed exterior concrete only): 5.5 percent, plus or minus 1.5 percent at point of delivery for 1-1/2-inch nominal maximum aggregate size. B. Tunnel Bases, Walls and Tops: Normal -weight concrete. 1. Minimum Compressive Strength: 5000 psi at 28 days. 2. Maximum W/C Ratio: 0.45. 3. Slump Limit: 4 inches, plus or minus 1 inch. 4. Air Content (exposed exterior concrete only): 5.5 percent, plus or minus 1.5 percent at point of delivery for 1-1/2-inch nominal maximum aggregate size. C. Suspended Slabs: Normal -weight concrete. 1. Minimum Compressive Strength: 4000 psi at 28 days. 2. Maximum W/C Ratio: 0.50. 3. Minimum Cementitious Materials Content: 520 lb/cu. yd. 4. Slump Limit: 4 inches, plus or minus 1 inch. 5. Air Content: Do not allow air content of trowel -finished floors to exceed 3 percent. D. Building Frame Members: Normal -weight concrete. 1. Minimum Compressive Strength: 4000 psi at 28 days. 2. Maximum W/C Ratio: 0.50. 3. Slump Limit: 4 inches, plus or minus 1 inch. E. Exterior Concrete: Normal -weight concrete. 1. Minimum Compressive Strength: 5000 psi at 28 days. 2. Maximum W/C Ratio: 0.45. 3. Slump Limit: 4 inches, plus or minus 1 inch. 4. Air Content: 5.5 percent, plus or minus 1.5 percent at point of delivery for 1-1/2- inch nominal maximum aggregate size. 2.13 FABRICATING REINFORCEMENT A. Fabricate steel reinforcement according to CRSI's "Manual of Standard Practice." 2.14 CONCRETE MIXING A. Ready -Mixed Concrete: Measure, batch, mix, and deliver concrete according to ASTM C 94/C 94M, and furnish batch ticket information. 1. When air temperature is between 85 and 90 deg F, reduce mixing and delivery time from 1-1/2 hours to 75 minutes; when air temperature is above 90 deg F, reduce mixing and delivery time to 60 minutes. C06922.001.00 03 30 00 - 8 05-22-14 ,