Skip to main content

The State Transportation Improvement Program (STIP) is a major source of funding for transportation improvements throughout the State of California. The STIP is divided into two major funding categories: the Regional Improvement Program (RIP) and the Interregional Improvement Program (IIP). Seventy-five percent of the STIP is directed to the RIP, which is then sub-allocated to counties by ...

Background Orange County is the second densest County in California and is expecting vast growth over the next two decades. Population and employment will grow an additional 10% and 17%, respectively and further increase the demand for improvements of public transportation services. In order to improve public transportation, OCTA completed the OC Transit Vision in February 2018. This 20-year ...

To address current and future traffic demand, the Orange County Transportation Authority (OCTA), in partnership with the California Department of Transportation (Caltrans), is improving I-5 from north of Interstate 405 (I-405) to State Route 55 (SR-55). OCTA and Caltrans are working with the neighboring cities of Irvine and Tustin.