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<br /> <br /> <br />cal. <br />Project Estimate (2008_d_,._ _1_ <br /> <br /> <br />San Francisco to Tamien <br />Electrification Systems (TPS and OCS) <br />- TPS, ocs, Control, Utilities = $452 million <br />Signal, communications, grade crossing, <br />infrastructure <br />- Compatibility modifications = $156 million <br />Total I nfrastructure Installation <br />= $608 million <br /> <br /> <br />