The world’s fourth biggest engineering design firm is set to acquire a major engineering and construction outfit in a deal worth around $US4 billion which would create a combined entity with around $19 billion in annual sales and 95,000 employees.  

In a statement, Los Angeles based AECOM Technology Corporation said it had entered into an agreement to purchase San Francisco based URS Corporation for $US56.31 per share. The two companies said the deal would see URS’s strength in sectors such as oil and gas, infrastructure, power and industrial projects combine…