Ontario transportation officials have made some initial findings on what triggered the deck split and nearly 2-ft upward displacement on one span of the province’s first cable-stayed bridge.
A spate of rare winter tornadoes across Texas and the Southeast has rekindled long-standing concerns about construction quality and building code enforcement, particularly in areas that appear increasingly vulnerable to severe weather.
A report completed last March for Flint, Mich.’s emergency manager contained recommendations to inhibit pipe corrosion, which has been blamed for high levels of lead in the city’s water supply.
After a Kiewit employee detected a leak early on Jan. 20 in a temporary cofferdam protecting workers and downstream interests on the $900-million Folsom Dam Auxiliary Spillway Project in California, the U.S. Army Corps of Engineers evacuated a dozen crew members and equipment while the U.S. Bureau of Reclamation (USBR) closed the bulkhead gates to prevent catastrophic flooding in the event of a cofferdam failure.
We’ve just witnessed a massive public health disaster in which the residents of Flint, Mich., including every one of 8,000 children, have been exposed to lead in the city’s drinking water.
While the MBTA has released much information about the halted project, some crucial backstory remains unknown. We need new ways to talk about public works.