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Top stories summarized by our editors
10/22/2021

A task force has said stabilization work will begin in a few weeks on central Michigan's Sanford Dam. Planned work on the dam, which failed in May of last year, includes ridding the structure of its six current spillways and blocking water that now flows through an embankment.

10/22/2021

Rising seas could flood roads across the Florida Keys by 2045, a problem that would cost $1.8 billion to remedy by raising 155 miles of roadway, consultants say. They add that waters over the next four years threaten some Keys roadways, and that would require a $750 million fix.

10/22/2021

Future weather extremes, climate-driven events and the associated vulnerability of infrastructure are the subject of a new publication from the American Society of Civil Engineers. The report examines implications for five sectors -- energy, transportation, drinking water and wastewater, water storage and flood protection, and navigation -- and proposes prioritization processes, while also presenting examples used by other organizations in specific cases.

10/22/2021

Ice roads provide vital transportation connections for Native American villages in Alaska, but ice and river variances in winter months complicate the process of designing, building and maintaining them. And climate change and growing vehicle weights are raising the danger of ice failure. Ground-penetrating radar is an effective tool for depth measurement, but it cannot discern different ice types. However, sensor-laden drones that work in tandem with GPR could help engineers curtail danger.

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Public Roads
10/22/2021

Systemic and integrated solutions for infrastructure are needed to meet the challenge of climate change and achieve sustainable results, according to a report by the World Green Building Council ahead of COP26. The report focuses on the close linkage of infrastructure to buildings and maintains that only integrated carbon-containing solutions can work to realize sustainability goals.

SmartTake: As many companies and industries make grand pledges to decarbonize, there has been a heavy emphasis on shared accountability. Vertical and horizontal infrastructure have an interdependent relationship, so it makes sense that the officials in charge of regulating buildings and roads share a common goal and vision to hold themselves accountable. --Evan

10/22/2021

Two testing methods to determine the available strengths for aluminum are evaluated by consultant James LaBelle. LaBelle concludes that one produces more conservative results but is easier to use and requires fewer inputs.

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STRUCTURE magazine
10/22/2021

Only around 1% of the nation's school buses are currently electric, but that is changing as school districts begin replacing older, diesel buses with electric vehicles. The move has several advantages, including the possibility of monetizing excess electricity.

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The Associated Press
10/22/2021

The completion of Longmeadow Parkway Bridge in Kane County, Ill., has been delayed by ongoing steel shortages and contaminated soil removal from the construction area. Although already partially open, an estimated completion date has not been given for the completion of the four-lane toll bridge.

10/22/2021

The New South Wales government in Australia will refund motorists the $30 tag deposit they paid when opening their accounts, with refunds credited directly to users' toll accounts. New customers will no longer be charged a deposit for electronic tags.

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New South Wales government
10/22/2021

Fitch Ratings has awarded Fort Bend Grand Parkway Toll Road Authority in Texas an AA+ rating for their toll revenue refunding bonds, series 2021A. The bonds are valued at about $137 million.

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Fitch Ratings