How do GSB-88® clients use Asphalt Preservation methods to meet their goal, save money and extend pavement life? Take a look at the ASI Green Product Usage Award winners! City of Bettendorf Public Works Director Brian Schmidt and City Engineer Brent Morlok The City of Bettendorf continues to utilize a Pro-active Asphalt Maintenance Strategy by applying GSB-88® to City projects and has been very pleased with the results; improved safety and mobility, reduced congestion, and