Live Chat I-780 CA Community Nearby Traffic Martinez Substation (Poi crane) 2024-05-26 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Martinez Substation (Poi Crane) Pleasant Hill, CA 6.41 Concord, CA 6.74 Port Costa, CA 8.22 Interstate highway exits close to Martinez Substation (Poi Crane) Exit 54, i680ca 2.79 Exit 56, i680ca 2.95 Exit 53a, i680ca 5.14 Interstate highways close to Martinez Substation (Poi Crane) i680ca map 2.79 i780ca map 5.93 i80 map 11.53 State roads close to Martinez Substation (Poi Crane) CA 4 map 0.31 242 SOUTHBOUND map 6.64 242 NORTHBOUND map 6.67