93X4123.4 Berthoud County Runway Expansion 1.0 City and County of Berthoud B-3a 5-10' S-2 Poorly graded sandy gravel S-2 5-10' ASTM D 1883-99 Tested by: ERK Checked by: ALV ASTM 1557-00 5 Layers F-23 2.5 25.8 2.27 15 4.3 25.5 2.3 35 5.3 23.5 3 50 95 0.1000 34.7 S-2 5-10' 29 26 SP-SC