It is estimated that Maryland's population will grow by approximately 1.1 million by year 2040. Employment is also growing, and during this same timeframe it is expected that approximately 0.4 million jobs will be added. State agencies such as the Maryland Department of Transportation and the Maryland Department of Planning are proactively working to accomodate this growth in the most efficient manner, whil minimizing the strain on the transportation system. After Several years of developmetn, calibration and validation, the Maryland Statewide Transportation Model (MSTM) has been integrated into many SHA's policies, programs, and projects (providing an analytical framework to inform decision makers). MSTM is a multi-layer travel demand model working at national, statewide and urban levels to forecast and analyze key measures of transportation system performance