This time around, the Tulare County Fire Department and Cal Fire took several days to set up a one-mile long portable barrier called a muscle wall along the river.

The "L" shaped blocks are linked using steel rods. Security Pro USA has found that four people can assemble a barrier, covering the width of a roadway using these blocks, in less than five minutes.

Government considers ‘portable barriers’ in effort to stop Tasmanian devil road carnage ...

Will Stop 15,000 pound (6804 kg) medium-duty truck going 50 mph (80.4 kph) ...

Finland has begun construction on a barrier fence along the border it shares with Russia, the country announced. Construction will begin on a pilot phase that's 3 kilometers, or 1.8 miles, in ...