(September 5, 2018, 7:54 AM EDT) -- COLUMBUS, Ohio — A federal magistrate judge in the U.S. District Court for the Southern District of Ohio on Aug. 27 ruled that a construction company had sufficiently shown that it had a valid unjust enrichment claim against another contractor that did not pay for work performed on a hydraulic fracturing site (TEK Construction Services LLC v. Pioneer Pipe Inc., No. 16-664, S.D. Ohio, 2018 U.S. Dist. LEXIS 144964)....