Discussions are underway to expand SR 55 between I-5 and I-405... with property acquisition a possible scenario depending on whether freeway expansion occurs.
http://www.latimes.com/socal/daily-pilot/news/tn-dpt-me-1210-55-freeway-widening-20151209-story.html
QuoteState officials are accepting comments about a proposal to widen a portion of the Costa Mesa (55) Freeway.
The California Department of Transportation is considering adding additional lanes along a roughly 4-mile stretch of the 55 from where it meets the San Diego (405) Freeway, near the edge of the Costa Mesa city limits, to where it connects with the 5 Freeway in Tustin.
Expansion plans include adding new general-purpose lanes and constructing a new carpool lane. Another option is doing nothing at all.
http://www.ocregister.com/articles/freeway-695507-alternative-one.html
QuoteThe 55, commonly known as the Costa Mesa Freeway and one of the most heavily congested routes in Southern California, according to the Orange County Transportation Authority, has four general purpose lanes and one high occupancy vehicle lane in each direction.
With heavy traffic congestion that's expected to increase, the transportation authority included the four-mile widening traversing Santa Ana, Irvine and Tustin among projects in Measure M, a half-cent sales tax through 2041 that voters approved in 2006.
"You can drive the 55 and you can see why it needs improvement," OCTA spokesman Chris Boucly said. "During peak hours and even outside of some peak hours in some directions, the level of service isn't as high as it could be, so the objective is to improve traffic flow to increase capacity to
Project Webpage: http://www.octa.net/Projects-and-Programs/All-Projects/Freeway-Projects/Costa-Mesa-Freeway-(SR-55)/SR-55-(I-405-to-I-5)/?frm=3555
The new carpool lane should be an HOT lane. Doing nothing is usually not a good option.