Why roads within the Pacific Northwest buckled below excessive warmth

A highway that buckled within the latest warmth. | Washington State Division of Transportation North by way of Twitter

Throughout final weekend’s lethal warmth wave, some roads within the Pacific Northwest buckled. Staff ventured out in blistering circumstances to place cracked concrete and asphalt byways again collectively. Metal drawbridges have been doused with water to ensure they wouldn’t swell shut below the oppressive warmth.

The warmth dome that sat over the area supplied a brutal stress check of its roadways, a few of which couldn’t face up to a number of days of record-breaking temperatures. It’s one thing that’s occurred earlier than, in Washington, Wisconsin, South Dakota, and anyplace else experiencing excessive heatwaves.

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