3.0 ASPHALT CONCRETE: PG Examples PG BINDER SELECTION - Select the Superpave PG grade for a binder to be used with a 50% reliability level in a climate where the average seven-day maximum pavement temperature is 57C with a standard deviation of 1C AND the average minimum pavement temperature of -19C with a standard deviation of 2C. PG BINDER GRADING - Determine the Superpave PG grade for the binder whose properties are provided in the table. Asphalt No. 1 253 Properties Original Properties Flash point temperature, C Viscosity at 135C Dynamic shear G* sin 8 at 64C G* sin 8 at 70C G*) sin 8 at 76C 2.62 Pa-s 1.85 1.16 0.68 Rolling Thin Film Oven Aged Binder Dynamic shear G* sin 8 at 64C 3.95 G*/ sin at 70C 2.34 G*/ sin 8 at 76C 1.65 Rolling Thin Film Oven and PAV Aged Binder Dynamic shear G* sin 8 at 25C 5154 G" sin 8 at 28C 4026 G* sin 8 at 31C 2576 Creep Stiffness S m-value Stiffness and m-value at -6C 208 0.380 Stiffness and m-value at -12C 267 0.335 Stiffness and m-value at -18C 311 0.262 1 3.0 ASPHALT CONCRETE: PG Examples PG BINDER SELECTION - Select the Superpave PG grade for a binder to be used with a 50% reliability level in a climate where the average seven-day maximum pavement temperature is 57C with a standard deviation of 1C AND the average minimum pavement temperature of -19C with a standard deviation of 2C. PG BINDER GRADING - Determine the Superpave PG grade for the binder whose properties are provided in the table. Asphalt No. 1 253 Properties Original Properties Flash point temperature, C Viscosity at 135C Dynamic shear G* sin 8 at 64C G* sin 8 at 70C G*) sin 8 at 76C 2.62 Pa-s 1.85 1.16 0.68 Rolling Thin Film Oven Aged Binder Dynamic shear G* sin 8 at 64C 3.95 G*/ sin at 70C 2.34 G*/ sin 8 at 76C 1.65 Rolling Thin Film Oven and PAV Aged Binder Dynamic shear G* sin 8 at 25C 5154 G" sin 8 at 28C 4026 G* sin 8 at 31C 2576 Creep Stiffness S m-value Stiffness and m-value at -6C 208 0.380 Stiffness and m-value at -12C 267 0.335 Stiffness and m-value at -18C 311 0.262 1