careers divisions infrastructure rail fru con projects infrastructure rail fru con news subcontractors contact infrastructure balfour beatty infrastructure inc. specializes in complex projects including bridges highways tunnels water and wastewater treatment plants and design builds read more ... rail balfour beatty rail is a rail infrastructure contractor that performs construction and maintenance services for both the public and private railroad markets read more ... fru con fru con construction is a major builder of water and wastewater treatment plants including some of the world s most technologically advanced facilities read more ...