International Union of Operating Engineers, Local 351 v. Cooper Natural Resources, Inc.

STEWART, Circuit Judge:

The International Union of Operating Engineers (“IUOE” or the “union”), through its Local 351, defendant in a lawsuit brought pursuant to the Labor Management Relations Act of 1947, 29 U.S.C. §§ 185(a), (c) (1994) (“LMRA”), appeals an order of the district court vacating an arbitration award in its favor. Cooper Natural Resources, Inc. (“Cooper Natural”) brought suit under the LMRA after a dispute between it and the IUOE had been submitted to arbitration; since the arbitration involved the construction of a contract between an employer and a labor organization, the…