Union Pacific railroad puts its shipping limits on hold

FILE - A Union Pacific train engine sits in a rail yard on Wednesday, Sept. 14, 2022, in Commerce, Calif. Federal regulators and shippers questioned Union Pacific’s decision to temporarily limit shipments from certain businesses more than 1,000 times this year as part of its effort to clear up congestion across the railroad. The head of the U.S. Surface Transportation Board Martin Oberman said Wednesday, Dec. 14, he’s concerned about UP’s increasing use of these embargoes because they disrupt operations of the businesses that rely on the railroad, and they haven’t seemed to help UP’s performa…