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F31J� OCTA ISanta Ana/Garden Grove Streetcar Project <br />Cultural Resources Technical Nlamo Update <br />• Res tripingwestboundSanta Ana Boulevard from French Street to Flower Street from <br />three -lanes to two -lanes and a protected bike lane on the north side of the street; <br />• Relocation of the traction power substations (TPSS) to the PE ROW and publically <br />owned properties and reducing the number of TPSS from sixto four; <br />• Re-evaluation ofthe scope ofdrainage improvements to mitigate additional surface <br />storm water drainage needs generated bythe Project, or change in drainage patterns <br />caused solelybythe Project; <br />• Changingfrom single contactwire in the PE ROWto a two -wire catenaryto enhance <br />operations at higher speed; and <br />• Consideration of underground fiber optic lines from SARTC to the OCTAGarden Grove <br />Bus Annex north of the PE ROW, about 1500 feetwestofHarbor Blvd. <br />Operationallmpmv>'ments: Two changesto the Project's operations are proposed as part of the <br />modifications: <br />• Increasing the maximum speed within the PE ROWfrom 35 miles per hour (mph) to 45 <br />mph. The increased speed reduces travel time, providing operational costand ridership <br />benefits; and, <br />• Implementation of traffic signal priorityat all traffic signals along the route exceptfor <br />Main Street, Broadway, and Bristol Street. <br />July 8, 2016 1 3 <br />