Balfour Beatty Takes the Helm on $746 Million Texas Interstate Project. When it comes to transforming infrastructure, Balfour Beatty is no stranger to taking on colossal challenges. The international infrastructure powerhouse has been awarded a $746 million (£575 million) contract by the Texas Department of Transportation (TxDOT) to reimagine and reconstruct a critical stretch of Interstate 35 (I-35) in Austin, Texas.