<p> Mixer Performance Tests</p><p>Date Serial Number Plant Name Capacity Checked Mixer Capacity Mixing Time Checked Mixer Make Approved Mixing Time Mix Design Used Drum RPM</p><p>Total Max. Batch Test Slump (in) Avg Total Air Avg. Air Total Conc Plus Coarse Total Strengt Avg. Total % of Var. Var. (%) (%) (psi) No. No. . Var. Var. . Wt. #4 Wt. Aggr. Var. (%) h (psi) Avg. Avg. from from (in) (%) (%) Slu Average Avg. mp (in) 1</p><p>1 2</p><p>3</p><p>1</p><p>2 2</p><p>3</p><p>1</p><p>3 2</p><p>3</p><p>1</p><p>4 2</p><p>3</p><p>1</p><p>5 2</p><p>3</p><p>Printed 4/6/18 AER 20 (Rev. 12/16/11) This form must be submitted to the Illinois Department of Transportation, Division of Aeronautics, 1 Langhorne Bond Drive, Springfield, IL 62707-8415, Attn: Materials/Construction. To expedite processing, this completed form may be scanned and emailed to [email protected] or faxed to 217/785-4533.</p><p>Printed 4/6/18 AER 20 (Rev. 12/16/11)</p>