Let a Top-Rated Company Work on Your Project Hire the leading excavating contractor in Branchville, NJ Are you searching for a top-rated excavating contractor? Longbridge Construction LLC is the team for you. Since 1992, we've been providing oil remediation, general excavation, hardscaping and site prep services in the Branchville, NJ area. You can trust us to provide quality work, making sure your project is stress-free from start to finish.