The German construction, engineering, and services firm, Bilfinger, said on Monday that it expects its full-year revenue will meet its earlier forecast. The company expects full-year revenue to be within the outlook range of € 4.3 billion ($4.6 billion) to €4.6 billion euros. Earnings before taxes, interest and amortization (EBITA) margin is now expected to be at 4.3%, exceeding the outlook of 3.8% to 4.1%. The operative EBITA margin has developed towards the upper end of the outlook and is expected to amount to 4%. Bilfinger is scheduled to release its annual preliminary business figures on F…