The National Labor Relations Board ruled Friday that a union followed federal labor law when it protested a construction company’s decision to give work to nonunion subcontractors instead of union engineers.
The construction company, Tishman Construction Corp., filed the charge against the International Union of Operating Engineers in January 2022, accusing it of coercing the company into taking work away from nonunion contractors by picketing outside a work zone.
The union workers began walking off the New York construction site and picketed for several days when they discovered that nonunion contractors were operating hoisting machinery which had historically been run ...