URS in deal to acquire Washington GroupThe $2.6-billion union of the engineering and construction firms would give it more heft. By Evelyn Iritani, Times Staff Writer May 29, 2007 San Francisco-based URS Corp. is buying Washington Group International Inc. for $2.6 billion in a corporate marriage that would create one of the country's top engineering and construction powerhouses, the companies announced Monday. Directors of both companies unanimously approved the deal, which calls for Washington Group stockholders to receive $43.80 in cash and 0.772 of a share of URS stock for each share in Boise, Idaho-based Washington Group. **SNIP** The combined...