Category Archives: Highways

Interstate 680 Southbound Express Lanes Construction Update (Martinez to Walnut Creek)

Posted on October 2, 2019 by

In October 2018, CCTA began construction of 11 miles of express lane on southbound I-680 between Marina Vista Avenue in Martinez to Rudgear Road in Walnut Creek. In addition, restriping will extend to El Cerro Boulevard in Danville. Eight miles … Continue reading →

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Highway 37 issues coming into focus

Posted on March 22, 2019 by

Flooding is again bedeviling Highway 37 in the North Bay, but a plan to improve the stretch of roadway is in the works. A memorandum of understanding among several agencies is being worked on with a goal of providing relief for Highway … Continue reading →

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I-680/SR4 Interchange Improvements – Phase 3

Posted on October 29, 2018 by

The contract has been awarded, construction should start this year and be completed spring of 2022. The 680/4 Phase 3 project will widen State Route 4 in the median to provide a third lane in each direction from Morello Avenue … Continue reading →

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The Pothole Report: Bay Area Roads At Risk

Posted on October 15, 2018 by

Building on the foundation established by MTC’s original 2000 Pothole Report and then by a 2011 update, this report includes both a primer on the cost and life cycle of pavement and a comprehensive look at the current state of … Continue reading →

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New Report Finds Lack of Safety Features on Roads Costs California Drivers $61 Billion Annually

Posted on August 23, 2018 by

CALIFORNIA KEY TRANSPORTATION FACTS THE HIDDEN COSTS OF DEFICIENT ROADS Driving on California roads that are deteriorated, congested, and that lack some desirable safety features costs California drivers a total of $61 billion each year. TRIP has calculated the cost … Continue reading →

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Interstate 680 / State Route 4 Interchange Improvements

Posted on May 24, 2018 by

A recent headline announced that the California Transportation Commission approved $34 million in funding for upgrades to the Interstate Highway 680/state Highway 4 interchange. Concord Assemblymen Tim Grayson was active in securing this funding. Because of the size of the … Continue reading →

Posted in Highway 4 Construction, Highways | 1 Comment

I-680 Contra Costa Express Lanes Variable Toll Messaging Sign Update – February 2018

Posted on February 8, 2018 by

Notice Drivers on the I-680 Contra Costa Express Lanes may see asterisks and a letter (e.g., ****B) or blank spaces on variable toll messaging signs (VTMS). This may occur intermittently and should not last long. Not all signs in the … Continue reading →

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