Robot navvies hired to mend motorways

Hecht, J.
March 1992
New Scientist;3/21/92, Vol. 133 Issue 1813, p24
Reports on a team of scientists from Northwestern University who are developing robots to repair potholes on motorways. Will mend the holes in less than ten minutes; Separate team from the University of California at Davis is building a vehicle that will recognize and repair cracks; How the pothole repair robot will work.


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