Bay Area Toll Authority also known as BATA has to be on such a level, to be able to finance the cost approximately $ 750 million for seismic reinforcement projects necessary in Antioch bridges and Dumbarton. Other factors include a slow but fixed decrease in traffic you pay fees at State bridges in each of the last five years, an increase in the cost of San Francisco BATA Schedules Hearing on Proposed Toll Hike for Earthquake Safety operations, and mounting debt (due to instability in the municipal bond market during the last two years). The ideas, outlined below, include increasing the fixed cars and motorcycles $1 ($5), this would raise the first $ 100 million in new annual revenue. The remaining funds be raised through a combination of increasing the fee-for-axle trucks and / or introducing a fee for a carpool or carpools, which would be administered electronically through FasTrak ® transponder. Is also under consideration introduction of congestion pricing (congestion pricing) during peak hours in the Bay Bridge. A Preliminary analysis shows that these rates may decrease by 15 to 30 percent time delay due to congestion during peak hours of the morning.