Category Archives: SR 239

TRILINK / SR‐239 STUDY

First identified in 1959, SR-239 is a legislatively approved, but unconstructed route in the California state highway system. SR-239 is a potential multimodal link between SR-4 near Brentwood and I-205 west of Tracy in San Joaquin County. The route has … Continue reading

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TriLink (State Route 239) Draft Feasibility Study

The CCTA is pleased to announce that the Draft TriLink (State Route 239) Feasibility Study was released on September 23rd and is now publicly available online at: http://trilink239.org/documents/ The Draft Feasibility Study is the product of a collaborative effort between representatives … Continue reading

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The State Route 239 crawl

State Route 239, the $750 million, 20-mile multimodal corridor project, that will connect Brentwood and Tracy is ready to move to the next phase. At Wednesday’s Contra Costa Transportation Planning Committee meeting staff proposed that CCTA enter into a cooperative agreement … Continue reading

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Learn More About TriLink and State Route 239

Find out about TriLink – a potential new transportation link between Brentwood and Tracy! Twelve local communities, together with environmental and business advocates, are collaborating to explore the feasibility of creating a high quality transportation facility that would connect State … Continue reading

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TriLink SR-239 Update

State Route (SR)239 is defined in state statute as a corridor “from Route 580 west of Tracy to Route 4 near Brentwood,” and in federal earmark language as “from State Route 5 in Brentwood area to I-205 in Tracy area.” … Continue reading

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State Route 239

State Route (SR) 239 is currently called County Route J4 or the Byron Highway. It’s basically a county road that runs 28 miles from Brentwood past Mountain House into Tracy. Before shopping opportunities arrived in far East County it provided an … Continue reading

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