Tag Archives: Transportation

Caltrans Reaches $2.7 million Settlement for Alleged Water Quality Violations

In addition to required environmental work, the California Department of Transportation (Caltrans) will fund the Mariposa Supplemental Environmental Project. The project will provide real-time monitoring along a wild and scenic stretch of the Merced River to detect excess turbidity and pH levels during Caltrans’ Ferguson landslide rehabilitation project. Data will be collected both before and […]

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A demonstration of turbulent flow using a Plexiglas flume. Image credit: CDOT

Ramping Up Erosion Control Training for Transportation Projects

Colorado Department of Transportation’s new erosion control training is complimented by a newly renovated facility for hands-on learning.

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MnDOT Releases Research on Stormwater Pond Skimmers and Swales

In August, Minnesota Department of Transportation (MnDOT) Research Services & Library released a report “Assessing and Improving Pollution Prevention by Swales.” Researchers found substantial spatial variability in swale infiltration rate. This report discusses how roadside swales can be used to their full pollution prevention potential and cost-effectiveness, covering maintenance schedules and efforts. They also developed […]

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Report Covers Dissolved Metals Removal from Roadway Stormwater

In mid-May, the National Cooperative Highway Research Program (NCHRP) released the report “Measuring and Removing Dissolved Metals from Stormwater in Highly Urbanized Areas.” The issue of dissolved metals is coming to the forefront in stormwater management and is an increasing concern for regulatory agencies. This is especially true in urbanized areas with limited space for […]

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Senate Holds Hearing on Highway Stormwater

The U.S. Senate Subcommittee on Water and Wildlife, chaired by Senator Ben Cardin (D-Md.), held a hearing May 13 on stormwater runoff in transportation infrastructure. The hearing examined the effects of stormwater runoff on the water quality of receiving streams as well as opportunities for protecting downstream infrastructure from the effects of uncontrolled stormwater runoff. […]

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Chicago Announces First Projects Under Green Infrastructure Strategy

Chicago’s $50 million Green Stormwater Infrastructure Strategy was announced in October 2013, and in late April, Mayor Rahm Emanuel and the Department of Water Management (DWM) issued a public report and announced the first projects to be funded under the strategy. “Without green space to absorb rainfall, Chicago’s sewer system is forced to handle large […]

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Green Infrastructure To Mitigate Stormwater Along Opportunity Corridor

In late March, the Northeast Ohio Regional Sewer District announced an agreement with the Ohio Department of Transportation to utilize $650,000 in state money to create a Green Infrastructure Grants Program. The grants will be aimed at offsetting the effects of the Opportunity Corridor using green infrastructure rather than building storm sewers. Limited space and […]

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Obama and DOT Announce $600 Million in Transportation Funding

On Feb. 26, President Obama and Department of Transportation (DOT) Secretary Anthony Foxx announced $600 million for the sixth round of the Transportation Investment Generating Economic Recovery (TIGER) competitive grant program. DOT will prioritize applications for capital projects that better connect people to jobs, training and other opportunities; promote neighborhood redevelopment; and reconnect neighborhoods divided […]

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Corridors of Opportunity Investigates Green Infrastructure Along the Green Line

Projected to open in 2014, the Central Corridor or Green Line light-rail will carry passengers between the Twin Cities of Minneapolis and St. Paul. An effort is under way to use this development project to improve stormwater management with shared, stacked-function green infrastructure, reducing runoff to the Mississippi River. The Central Corridor Stormwater and Green […]

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Report Lists Efficacy of Best Management Practices at Managing Highway Runoff

The National Cooperative Highway Research Program (NCHRP), part of the U.S. National Academies, recently released a synthesis of practices for transportation agencies with total maximum daily load (TMDL) obligations. Transportation networks can fall into many watershed jurisdictions; therefore, state transportation departments can be listed as a stakeholder in multiple TMDLs. The NCHRP report is a […]

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