A Tulsa, Okla.,-based plumbers and pipe welders union is clearly flush with cash, as a dozen of their top officials made more than $200,000 last year, federal records show. Plumbers AFL-CIO Local Union 798 paid business manager Daniel Hendrix $280,000 and financial secretary/treasurer Wade Pilgreen $272,000 in fiscal 2013, according to disclosures the union filed with the U.S. Department of Labor. ... Hendrix said his pipe fitters make about $50 an hour and work at least a 60-hour a week plus expenses, and the union staff is compensated at a similar rate for their roughly 80-hour work weeks. A person...